S800 I/O, Modules And Termination Units DP840 3BSE020924 CIO

User Manual: DP840

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IndustrialIT
800xA - Control and I/O
S800 I/O
Version 4.1

Modules and Termination Units

IndustrialIT
800xA - Control and I/O
S800 I/O
Version 4.1

Modules and Termination Units

NOTICE
The information in this document is subject to change without notice and should not be
construed as a commitment by ABB. ABB assumes no responsibility for any errors that
may appear in this document.
In no event shall ABB be liable for direct, indirect, special, incidental or consequential
damages of any nature or kind arising from the use of this document, nor shall ABB be
liable for incidental or consequential damages arising from use of any software or hardware described in this document.
This document and parts thereof must not be reproduced or copied without written permission from ABB, and the contents thereof must not be imparted to a third party nor used
for any unauthorized purpose.
The software or hardware described in this document is furnished under a license and
may be used, copied, or disclosed only in accordance with the terms of such license.
This product meets the requirements specified in EMC Directive 89/336/EEC and in Low
Voltage Directive 72/23/EEC.
Copyright © 2003 - 2005 by ABB.
All rights reserved.
Release:
Document number:

June 2005
3BSE 020 924R4101

TRADEMARKS
Registrations and trademarks used in this document include:
Windows

Registered trademark of Microsoft Corporation.

Industrial IT

Trademark of ABB.

Advant

Registered trademark of ABB.

Advant Fieldbus

Trademark of ABB.

PROFIBUS

Registered trademark of Profibus International (P.I.)

PROFIBUS-DP

Registered trademark of Profibus International (P.I.)

HART

Registered trademark of HART Communication Foundation.

TABLE OF CONTENTS
About This Book
0.1 General ......................................................................................................................21
0.2 Use of Warning, Caution, Information, and Tip Icons ..............................................22
0.3 Terminology...............................................................................................................24
0.4 Applicable Specifications ..........................................................................................25
0.5 Related Documentation .............................................................................................26

Section 1 - Introduction
1.1 Product Overview ......................................................................................................28
1.1.1 Module Termination Units and Terminal Units ..........................................28
1.1.1.1 TU805 Terminal Unit for 50 Volt Applications ......................33
1.1.1.2 TU810 Compact MTU for 50 Volt Applications ....................34
1.1.1.3 TU811 Compact MTU for 250 Volt Applications...................34
1.1.1.4 TU812 Compact MTU for 50 Volt Applications and
25 pin D-sub for Process Connections .........................34
1.1.1.5 TU813 Compact MTU for 250 V Applications ......................34
1.1.1.6 TU814 Compact MTU for 50 Volt Applications ....................34
1.1.1.7 TU830 Extended MTU for 50 Volt Applications....................34
1.1.1.8 TU831 Extended MTU for 250 Volt Applications..................35
1.1.1.9 TU833 Extended MTU for 50 Volt Applications....................35
1.1.1.10 TU835 Extended MTU, Individually Fused per Channel
for 50 Volt Applications ...............................................35
1.1.1.11 TU836 Extended MTU, Individually Fused per Channel
for 250 Volt Applications .............................................35
1.1.1.12 TU837 Extended MTU, Individually Fused per Channel
for 250 Volt Applications .............................................36

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1.1.1.13 TU838 Extended MTU, Individually Fused per Channel
for 50 Volt Applications ............................................... 36
1.1.1.14 TU842 Redundant Horizontal MTU for 50 V Applications. 36
1.1.1.15 TU843 Redundant Vertical MTU for 50 V Applications ..... 37
1.1.1.16 TU844 Redundant Horizontal MTU for 50 V Applications. 37
1.1.1.17 TU845 Redundant Vertical MTU for 50 V Applications ..... 37
1.1.1.18 TY801 Shunt Stick................................................................ 37
1.1.1.19 TY804 Shunt Stick................................................................ 37
1.1.2 S800 I/O Modules ....................................................................................... 38
1.1.2.1 AI810 Analog Input Module, 0...20 mA, 0...10 V.................. 38
1.1.2.2 AI820 Differential Analog Input Module, +/- 20 mA,
+/- 10 V, +/- 5 V ........................................................... 38
1.1.2.3 AI825 Galvanic Isolated Analog Input Module, -20...+20 mA,
0(4)...+20 mA, -10...+10 V, 0(2)...+10 V ..................... 39
1.1.2.4 AI830 RTD Input Module....................................................... 39
1.1.2.5 AI835 Thermocouple/mV Input Module ................................ 39
1.1.2.6 AI843 Thermocouple/mV Input Module, for Single or
Redundant Applications ............................................... 39
1.1.2.7 AI845 Analog Input Module, for Single or
Redundant Applications ............................................... 39
1.1.2.8 AI880/AI880A High Integrity Analog Input Module for
Single or Redundant Configuration ............................. 40
1.1.2.9 A0810 Analog Output Module, 0...20 mA ............................. 40
1.1.2.10 AO820 Bipolar Analog Output Module, -20 mA...+20 mA,
-10 V...+10 V ................................................................ 40
1.1.2.11 AO845 Analog Output Module, for Single or Redundant
Applications ................................................................. 40
1.1.2.12 DI810 Digital Input Module, 24 V, Current Sinking ............ 41
1.1.2.13 DI811 Digital Input Module, 48 V, Current Sinking ............ 41
1.1.2.14 DI814 Digital Input Module, 24 V, Current Sourcing .......... 41
1.1.2.15 DI820 Digital Input Module, 120 V a.c./d.c......................... 41
1.1.2.16 DI821 Digital Input Module, 230 V a.c./d.c......................... 42
1.1.2.17 DI825 Digital Input Module, 125 V d.c. with SOE .............. 42

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1.1.2.18 DI830 Digital Input Module, 24 V d.c. with SOE,
Current Sinking ............................................................42
1.1.2.19 DI831 Digital Input Module, 48 V d.c. with SOE,
Current Sinking ............................................................43
1.1.2.20 DI840 Digital Input Module, for Single or Redundant
Applications..................................................................43
1.1.2.21 DI880 High Integrity Digital Input Module, for Single or
Redundant Configuration .............................................43
1.1.2.22 DI885 Digital Input Module, 24 V/48 V d.c. with SOE,
Current Sinking ............................................................43
1.1.2.23 DO810 Digital Output Module, 24 V, 0.5 A,
Current Sourcing ..........................................................44
1.1.2.24 DO814 Digital Output Module, 24 V, 0.5 A .........................44
1.1.2.25 DO815 Digital Output Module, 24 V, 2 A,
Current Sourcing ..........................................................44
1.1.2.26 DO820 Digital Output Module, Relay Normally Open ........45
1.1.2.27 DO821 Digital Output Module, Relay Normally Closed......45
1.1.2.28 DO840 Digital Output Module, for Single or Redundant
Applications..................................................................45
1.1.2.29 DO880 High Integrity Digital Output Module, for Single or
Redundant Configuration .............................................45
1.1.2.30 DP820 Incremental Pulse Counter Module...........................46
1.1.2.31 DP840 Incremental Pulse Counter Module, for Single or
Redundant Applications ...............................................46
1.1.3 S800L I/O Modules.....................................................................................46
1.1.3.1 AI801 Analog Input Module, 0...20 mA .................................47
1.1.3.2 AO801 Analog Output Module, 0...20 mA.............................48
1.1.3.3 DI801 Digital Input Module, 24 V, Current Sinking...............48
1.1.3.4 DI802 Digital Input Module, 120 V a.c./d.c., Current Sinking48
1.1.3.5 DI803 Digital Input Module, 230 V a.c./d.c., Current Sinking48
1.1.3.6 DO801 Digital Output Module, 24 V, 0.5 V, Current Sinking 48
1.1.3.7 DO802 Digital Output Module, 24-250 V, Relay Normally
Open ............................................................................49
1.2 Prerequisites and Requirements ................................................................................49

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Section 2 - Configuration
2.1 Module Termination Units (MTU)............................................................................ 51
2.2 I/O Modules .............................................................................................................. 53
2.2.1 S800 I/O Modules ....................................................................................... 53
2.2.2 S800L I/O Modules .................................................................................... 53

Section 3 - Maintenance
3.1 Preventive Maintenance ............................................................................................ 55
3.2 Hardware Indicators .................................................................................................. 55
3.2.1 S800 I/O Module LEDs .............................................................................. 55
3.2.2 S800L I/O Module LED ............................................................................. 58
3.3 Error Messages.......................................................................................................... 61
3.4 Fault Finding and User Repair .................................................................................. 61
3.4.1 S800 I/O Module Replacement................................................................... 61
3.4.1.1 General.................................................................................... 61
3.4.1.2 Practical Execution ................................................................. 62
3.4.1.3 Additional Aspects on Individual S800 I/O Modules............. 63
3.4.2 S800L I/O Module Replacement ................................................................ 66
3.4.2.1 General.................................................................................... 66
3.4.2.2 Practical Execution ................................................................. 66
3.4.2.3 Additional Aspects on Individual S800L I/O Modules .......... 67

Appendix A - Specifications
A.1 AI801 Analog Input Module, 0(4)...20 mA ............................................................. 69
A.1.0.1 Features .................................................................................. 69
A.1.0.2 Description ............................................................................. 70
A.1.0.3 Technical Data........................................................................ 71
A.1.0.4 Block Diagram AI801............................................................ 73
A.1.0.5 Process Connections .............................................................. 74
A.2 AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V.......................................... 76
A.2.0.1 Features .................................................................................. 76
A.2.0.2 Description ............................................................................. 76
A.2.0.3 Technical Data ....................................................................... 78

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A.2.0.4 Block Diagram AI810 ...........................................................80
A.2.0.5 Process Connections...............................................................81
A.3 AI820 Differential Analog Input Module,
+/- 20 mA, +/- 10 V, +/- 5 V (4...20 mA, 2...10 V, 1...5 V)..................................88
A.3.0.1 Features ..................................................................................88
A.3.0.2 Description .............................................................................88
A.3.0.3 Technical Data........................................................................90
A.3.0.4 Block Diagram AI820 ............................................................92
A.3.0.5 Process Connections...............................................................93
A.4 AI825 Galvanic Isolated Analog Input Module .......................................................98
A.4.0.1 Features ..................................................................................98
A.4.0.2 Description .............................................................................98
A.4.0.3 Technical Data......................................................................100
A.4.0.4 Block Diagram AI825 ..........................................................102
A.4.0.5 Process Connections.............................................................103
A.5 AI830 RTD Input Module ......................................................................................106
A.5.0.1 Features ................................................................................106
A.5.0.2 Description ...........................................................................106
A.5.0.3 Technical Data .....................................................................108
A.5.0.4 Block Diagram AI830 .......................................................... 111
A.5.0.5 Process Connections.............................................................112
A.6 AI835 Thermocouple/mV Input Module................................................................117
A.6.0.1 Features ................................................................................117
A.6.0.2 Description ...........................................................................117
A.6.0.3 Technical Data......................................................................119
A.6.0.4 Block Diagram AI835 ..........................................................123
A.6.0.5 Process Connections.............................................................124
A.7 AI843 Thermocouple/mV Input Module................................................................130
A.7.0.1 Features ................................................................................130
A.7.0.2 Description ...........................................................................130
A.7.0.3 Technical Data......................................................................132
A.7.0.4 Block Diagram AI843 ..........................................................136

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A.7.0.5 Process Connections ............................................................ 137
A.8 AI845 Analog Input Module, single or redundant ................................................. 142
A.8.0.1 Features ................................................................................ 142
A.8.0.2 Description ........................................................................... 142
A.8.0.3 Technical Data...................................................................... 144
A.8.0.4 Block Diagram AI845.......................................................... 147
A.8.0.5 Process Connections ............................................................ 148
A.9 AI880/AI880A High Integrity Analog Input Module ............................................ 156
A.9.0.1 Features ................................................................................ 156
A.9.0.2 Description ........................................................................... 156
A.9.0.3 Technical Data...................................................................... 158
A.9.0.4 Block Diagram AI880/AI880A............................................ 160
A.9.0.5 Process Connections ............................................................ 161
A.10 AO801 Analog Output Module, 0(4)...20 mA ..................................................... 164
A.10.0.1 Features .............................................................................. 164
A.10.0.2 Description ......................................................................... 164
A.10.0.3 Technical Data ................................................................... 166
A.10.0.4 Power Dissipation Calculation........................................... 168
A.10.0.5 Block Diagram AO801 ...................................................... 169
A.10.0.6 Process Connections .......................................................... 169
A.11 AO810 Analog Output Module, 0(4)...20 mA ..................................................... 172
A.11.0.1 Features .............................................................................. 172
A.11.0.2 Description ......................................................................... 172
A.11.0.3 Technical Data ................................................................... 174
A.11.0.4 Block Diagram AO810 ...................................................... 176
A.11.0.5 Process Connections........................................................... 177
A.12 AO820 Galvanically Isolated Bipolar Analog Output Module............................ 182
A.12.0.1 Features .............................................................................. 182
A.12.0.2 Description ......................................................................... 182
A.12.0.3 Technical Data ................................................................... 184
A.12.0.4 Block Diagram AO820 ...................................................... 186
A.12.0.5 Process Connections .......................................................... 187

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A.13 AO845 Analog Output Module, single or redundant ...........................................192
A.13.0.1 Features ..............................................................................192
A.13.0.2 Description .........................................................................192
A.13.0.3 Technical Data....................................................................195
A.13.0.4 Block Diagram AO845.......................................................197
A.13.0.5 Process Connections...........................................................198
A.14 DI801 Digital Input Module, 24 V, Current Sinking ............................................204
A.14.0.1 Features ..............................................................................204
A.14.0.2 Description .........................................................................204
A.14.0.3 Technical Data....................................................................206
A.14.0.4 Block Diagram DI801 ........................................................208
A.14.0.5 Process Connections ..........................................................209
A.15 DI802 Digital Input Module, 120 V a.c./d.c, Current Sinking .............................211
A.15.0.1 Features ..............................................................................211
A.15.0.2 Description .........................................................................211
A.15.0.3 Technical Data....................................................................213
A.15.0.4 Block Diagram DI802 ........................................................215
A.15.0.5 Process Connections ..........................................................216
A.16 DI803 Digital Input Module, 230 V a.c./d.c, Current Sinking .............................218
A.16.0.1 Features ..............................................................................218
A.16.0.2 Description .........................................................................218
A.16.0.3 Technical Data....................................................................220
A.16.0.4 Block Diagram DI803 ........................................................222
A.16.0.5 Process Connections...........................................................223
A.17 DI810 Digital Input Module, 24 V, Current Sinking ............................................225
A.17.0.1 Features ..............................................................................225
A.17.0.2 Description .........................................................................225
A.17.0.3 Technical Data....................................................................227
A.17.0.4 Block Diagram DI810 ........................................................229
A.17.0.5 Process Connections ..........................................................230
A.18 DI811 Digital Input Module, 48 V, Current Sinking ............................................236
A.18.0.1 Features ..............................................................................236

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A.18.0.2 Description ......................................................................... 236
A.18.0.3 Technical Data ................................................................... 238
A.18.0.4 Block Diagram DI811 ........................................................ 240
A.18.0.5 Process Connections .......................................................... 241
A.19 DI814 Digital Input Module, 24 V, Current Sourcing.......................................... 247
A.19.0.1 Features .............................................................................. 247
A.19.0.2 Description ......................................................................... 247
A.19.0.3 Technical Data.................................................................... 249
A.19.0.4 Block Diagram DI814........................................................ 251
A.19.0.5 Process Connections .......................................................... 252
A.20 DI820 Digital Input Module, 120 V a.c./d.c ........................................................ 258
A.20.0.1 Features .............................................................................. 258
A.20.0.2 Description ......................................................................... 258
A.20.0.3 Technical Data.................................................................... 260
A.20.0.4 Block Diagram DI820........................................................ 262
A.20.0.5 Process Connections .......................................................... 263
A.21 DI821 Digital Input Module, 230 V a.c./d.c. ....................................................... 266
A.21.0.1 Features .............................................................................. 266
A.21.0.2 Description ......................................................................... 266
A.21.0.3 Technical Data.................................................................... 268
A.21.0.4 Block Diagram DI821........................................................ 270
A.21.0.5 Process Connections .......................................................... 271
A.22 DI825 Digital Input Module, 125 V d.c with SOE .............................................. 274
A.22.0.1 Features .............................................................................. 274
A.22.0.2 Description ......................................................................... 274
A.22.0.3 Event Recording................................................................. 275
A.22.0.4 Simple Digital Input........................................................... 275
A.22.0.5 Technical Data.................................................................... 276
A.22.0.6 Block Diagram DI825........................................................ 278
A.22.0.7 Process Connections .......................................................... 279
A.23 DI830 Digital Input Module, 24 V d.c. with SOE,
Current Sinking.................................................................................................. 282

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A.23.0.1 Features ..............................................................................282
A.23.0.2 Description .........................................................................282
A.23.0.3 Event Recording .................................................................283
A.23.0.4 Simple Digital Input ...........................................................283
A.23.0.5 Technical Data....................................................................284
A.23.0.6 Block Diagram DI830 ........................................................286
A.23.0.7 Process Connections ..........................................................287
A.24 DI831 Digital Input Module, 48 V d.c. with SOE,
Current Sinking ..................................................................................................293
A.24.0.1 Features ..............................................................................293
A.24.0.2 Description .........................................................................293
A.24.0.3 Event Recording .................................................................294
A.24.0.4 Simple Digital Input ...........................................................294
A.24.0.5 Technical Data....................................................................295
A.24.0.6 Block Diagram DI831 ........................................................297
A.24.0.7 Process Connections ..........................................................298
A.25 DI840 Digital Input Module .................................................................................304
A.25.0.1 Features ..............................................................................304
A.25.0.2 Description .........................................................................304
A.25.0.3 Technical Data....................................................................306
A.25.0.4 Block Diagram DI840 ........................................................308
A.25.0.5 Process Connections...........................................................309
A.26 DI880 High Integrity Digital Input Module .........................................................316
A.26.0.1 Features ..............................................................................316
A.26.0.2 Description .........................................................................316
A.26.0.3 Technical Data....................................................................319
A.26.0.4 Block Diagram DI880 ........................................................321
A.26.0.5 Process Connections...........................................................322
A.27 DI885 Digital Input Module, 24 V /48 V d.c. with SOE,
Current Sinking ..................................................................................................329
A.27.0.1 Features ..............................................................................329
A.27.0.2 Description .........................................................................329
A.27.0.3 Event Recording .................................................................330

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A.27.0.4 Simple Digital Input........................................................... 330
A.27.0.5 Channel Supervision .......................................................... 331
A.27.0.6 Sensor Power Supply and Supervision .............................. 331
A.27.0.7 Supported Sensor Types..................................................... 331
A.27.0.8 Technical Data ................................................................... 333
A.27.0.9 Block Diagram DI885........................................................ 335
A.27.0.10 Process Connections ........................................................ 336
A.28 DO801 Digital Output Module 24 V, 0.5 A, Current Sourcing............................ 340
A.28.0.1 Features .............................................................................. 340
A.28.0.2 Description ......................................................................... 340
A.28.0.3 Technical Data.................................................................... 342
A.28.0.4 Block Diagram DO801 ...................................................... 344
A.28.0.5 Process Connections .......................................................... 345
A.29 DO802 Digital Output Module, 24-250 V, Relay Normally Open ...................... 347
A.29.0.1 Features .............................................................................. 347
A.29.0.2 Description ......................................................................... 347
A.29.0.3 Technical Data.................................................................... 349
A.29.0.4 Block Diagram DO802 ...................................................... 351
A.29.0.5 Process Connections .......................................................... 352
A.30 DO810 Digital Output Module 24 V, 0.5 A Current Sourcing............................. 354
A.30.0.1 Features .............................................................................. 354
A.30.0.2 Description ......................................................................... 354
A.30.0.3 Technical Data.................................................................... 356
A.30.0.4 Block Diagram DO810 ...................................................... 358
A.30.0.5 Process Connections .......................................................... 359
A.31 DO814 Digital Output Module 24 V, 0.5 A, Current Sinking.............................. 364
A.31.0.1 Features .............................................................................. 364
A.31.0.2 Description ......................................................................... 364
A.31.0.3 Technical Data ................................................................... 366
A.31.0.4 Block Diagram DO814 ...................................................... 368
A.31.0.5 Process Connections .......................................................... 369
A.32 DO815 Digital Output Module 24 V, 2 A, Current Sourcing............................... 375

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A.32.0.1 Features ..............................................................................375
A.32.0.2 Description .........................................................................375
A.32.0.3 Technical Data ...................................................................378
A.32.0.4 Block Diagram DO815.......................................................380
A.32.0.5 Process Connections...........................................................381
A.33 DO820 Digital Output Module, Relay Normally Open .......................................386
A.33.0.1 Features ..............................................................................386
A.33.0.2 Description .........................................................................386
A.33.0.3 Technical Data....................................................................388
A.33.0.4 Block Diagram DO820.......................................................390
A.33.0.5 Process Connections...........................................................391
A.34 DO821 Digital Output Module, Relay Normally Closed .....................................396
A.34.0.1 Features ..............................................................................396
A.34.0.2 Description .........................................................................396
A.34.0.3 Technical Data....................................................................398
A.34.0.4 Block Diagram DO821.......................................................400
A.34.0.5 Process Connections...........................................................401
A.35 DO840 Digital Output Module.............................................................................406
A.35.0.1 Features ..............................................................................406
A.35.0.2 Description .........................................................................406
A.35.0.3 Technical Data....................................................................409
A.35.0.4 Block Diagram DO840.......................................................411
A.35.0.5 Process Connections...........................................................412
A.36 DO880 High Integrity Digital Output Module .....................................................418
A.36.0.1 Features ..............................................................................418
A.36.0.2 Description .........................................................................419
A.36.0.3 Technical Data....................................................................421
A.36.0.4 Block Diagram DO880.......................................................424
A.36.0.5 Process Connections...........................................................425
A.37 DP820 Incremental Pulse Counter Module ..........................................................431
A.37.0.1 Features ..............................................................................431
A.37.0.2 Description .........................................................................431

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A.37.0.3 Transducer Connection ...................................................... 431
A.37.0.4 Pulse Encoding................................................................... 432
A.37.0.5 Pulse Count (Length/Position) Measurement .................... 434
A.37.0.6 Gated Count Mode ............................................................. 435
A.37.0.7 Frequency (speed) Measurement. ...................................... 436
A.37.0.8 Digital Output .................................................................... 437
A.37.0.9 OSP Function ..................................................................... 438
A.37.0.10 LED Indicators................................................................. 439
A.37.0.11 Technical Data.................................................................. 440
A.37.0.12 Block Diagram DP820 ..................................................... 444
A.37.0.13 Process Connections ........................................................ 445
A.38 DP840 Incremental Pulse Counter Module.......................................................... 452
A.38.0.1 Features .............................................................................. 452
A.38.0.2 Description ......................................................................... 452
A.38.0.3 Transducer Connection ...................................................... 453
A.38.0.4 Pulse Count Measurement ................................................. 454
A.38.0.5 Frequency (speed) Measurement. ...................................... 454
A.38.0.6 Redundant Applications..................................................... 455
A.38.0.7 Technical Data.................................................................... 456
A.38.0.8 Block Diagram DP840 ....................................................... 460
A.38.0.9 Process Connections .......................................................... 461
A.39 TU805 Terminal Unit ........................................................................................... 469
A.39.0.1 Features .............................................................................. 469
A.39.0.2 Description ......................................................................... 469
A.39.0.3 Technical Data.................................................................... 470
A.39.0.4 Block Diagram TU805....................................................... 471
A.40 TU810 Compact MTU ......................................................................................... 472
A.40.0.1 Features .............................................................................. 472
A.40.0.2 Description ......................................................................... 472
A.40.0.3 Technical Data.................................................................... 474
A.40.0.4 Connections........................................................................ 476
A.40.0.5 Block Diagram TU810....................................................... 477

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A.41 TU811 Compact MTU..........................................................................................478
A.41.0.1 Features ..............................................................................478
A.41.0.2 Description .........................................................................478
A.41.0.3 Technical Data....................................................................480
A.41.0.4 Connections ........................................................................481
A.41.0.5 Block Diagram TU811 .......................................................482
A.42 TU812 Compact MTU..........................................................................................483
A.42.0.1 Features ..............................................................................483
A.42.0.2 Description .........................................................................483
A.42.0.3 Technical Data....................................................................485
A.42.0.4 Connections ........................................................................486
A.42.0.5 Block Diagram TU812 .......................................................488
A.43 TU813 Compact MTU..........................................................................................489
A.43.0.1 Features ..............................................................................489
A.43.0.2 Description .........................................................................489
A.43.0.3 Technical Data....................................................................491
A.43.0.4 Connections ........................................................................493
A.43.0.5 Block Diagram TU813 .......................................................494
A.44 TU814 Compact MTU..........................................................................................495
A.44.0.1 Features ..............................................................................495
A.44.0.2 Description .........................................................................495
A.44.0.3 Technical Data....................................................................497
A.44.0.4 Connections ........................................................................499
A.44.0.5 Block Diagram TU814 .......................................................500
A.45 TU830 Extended MTU .........................................................................................501
A.45.0.1 Features ..............................................................................501
A.45.0.2 Description .........................................................................502
A.45.0.3 Technical Data....................................................................503
A.45.0.4 Connections ........................................................................505
A.45.0.5 Block Diagram TU830 .......................................................506
A.46 TU831 Extended MTU .........................................................................................507
A.46.0.1 Features ..............................................................................507

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Table of Contents

A.46.0.2 Description ......................................................................... 507
A.46.0.3 Technical Data.................................................................... 509
A.46.0.4 Connections........................................................................ 510
A.46.0.5 Block Diagram TU831....................................................... 511
A.47 TU833 Extended MTU......................................................................................... 512
A.47.0.1 Features .............................................................................. 512
A.47.0.2 Description ......................................................................... 512
A.47.0.3 Technical Data.................................................................... 514
A.47.0.4 Connections........................................................................ 516
A.47.0.5 Block Diagram TU833....................................................... 517
A.48 TU835 Extended MTU......................................................................................... 518
A.48.0.1 Features .............................................................................. 518
A.48.0.2 Description ......................................................................... 518
A.48.0.3 Technical Data.................................................................... 520
A.48.0.4 Connections........................................................................ 521
A.48.0.5 Block Diagram TU835....................................................... 523
A.49 TU836 Extended MTU......................................................................................... 524
A.49.0.1 Features .............................................................................. 524
A.49.0.2 Description ......................................................................... 524
A.49.0.3 Technical Data.................................................................... 526
A.49.0.4 Block Diagram TU836....................................................... 529
A.50 TU837 Extended MTU......................................................................................... 530
A.50.0.1 Features .............................................................................. 530
A.50.0.2 Description ......................................................................... 530
A.50.0.3 Technical Data.................................................................... 532
A.50.0.4 Connections ....................................................................... 534
A.50.0.5 Block Diagram TU837....................................................... 536
A.51 TU838 Extended MTU......................................................................................... 537
A.51.0.1 Features .............................................................................. 537
A.51.0.2 Description ......................................................................... 538
A.51.0.3 Technical Data.................................................................... 539
A.51.0.4 Connections........................................................................ 541

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A.51.0.5 Block Diagram TU838 .......................................................542
A.52 TU842 Redundant Horizontal MTU.....................................................................543
A.52.0.1 Features ..............................................................................543
A.52.0.2 Description .........................................................................543
A.52.0.3 Technical Data....................................................................545
A.52.0.4 Connections ........................................................................546
A.52.0.5 Block Diagram TU842 .......................................................548
A.53 TU843 Redundant Vertical MTU .........................................................................549
A.53.0.1 Features ..............................................................................549
A.53.0.2 Description .........................................................................549
A.53.0.3 Technical Data....................................................................551
A.53.0.4 Connections ........................................................................552
A.53.0.5 Block Diagram TU843 .......................................................554
A.54 TU844 Redundant Horizontal MTU.....................................................................555
A.54.0.1 Features ..............................................................................555
A.54.0.2 Description .........................................................................555
A.54.0.3 Technical Data....................................................................557
A.54.0.4 Connections ........................................................................558
A.54.0.5 Block Diagram TU844 .......................................................560
A.55 TU845 Redundant Vertical MTU .........................................................................561
A.55.0.1 Features ..............................................................................561
A.55.0.2 Description .........................................................................561
A.55.0.3 Technical Data....................................................................563
A.55.0.4 Connections ........................................................................564
A.55.0.5 Block Diagram TU845 .......................................................566
A.56 TY801 Shunt Stick ...............................................................................................567
A.56.0.1 Features ..............................................................................567
A.56.0.2 Description .........................................................................567
A.56.0.3 Technical Data....................................................................568
A.56.0.4 Block Diagram TY801 .......................................................569
A.57 TY804 Shunt Stick ...............................................................................................570
A.57.0.1 Features ..............................................................................570

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Table of Contents

A.57.0.2 Description ......................................................................... 570
A.57.0.3 Technical Data.................................................................... 571
A.57.0.4 Block Diagram TY804....................................................... 572

INDEX ........................................................................................................................ 573

20

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About This Book
0.1 General
This book provides a description of S800 I/O modules and termination units.
It provides instructions for site planning and installation, start-up and shutdown
procedures, and information regarding capacity and performance. This book is not
intended to be the sole source of instruction for the S800 I/O system.
This section provides introductory and background information including
guidelines how to find information in the manual related documentation.
Section 1, Introduction provides a product and functional overview.
Section 2, Configuration will give you the information needed to obtain the desired
function. The main information is structured as follow:
•

Design considerations and guidelines are given.

•

Capacity and performance.

Section 3, Maintenance focus is on fault finding supported by built in diagnostics
and use of system status displays in operator station and LEDs on I/O modules.
In Appendix A, Specifications you will find data sheets of all components of
S800 I/O. They are listed in alphabetical order.

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21

Use of Warning, Caution, Information, and Tip Icons

About This Book

In general, the data sheet contains the following information:
•

Features

•

Description

•

Front view

•

Technical data

•

Process connections.

Index will offer you an easy way of finding information.
Those people involved in system engineering should attend the applicable system
engineering or maintenance courses offered by ABB Automation University.

0.2 Use of Warning, Caution, Information, and Tip Icons
This publication includes Warning, Caution, and Information where appropriate
to point out safety related or other important information. It also includes Tip to
point out useful hints to the reader. The corresponding symbols should be
interpreted as follows:
Electrical warning icon indicates the presence of a hazard which could result in
electrical shock.
Warning icon indicates the presence of a hazard which could result in personal
injury.
Caution icon indicates important information or warning related to the concept
discussed in the text. It might indicate the presence of a hazard which could
result in corruption of software or damage to equipment/property.
Information icon alerts the reader to pertinent facts and conditions.

Tip icon indicates advice on, for example, how to design your project or how to
use a certain function

22

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About This Book

Use of Warning, Caution, Information, and Tip Icons

Although Warning hazards are related to personal injury, and Caution hazards are
associated with equipment or property damage, it should be understood that
operation of damaged equipment could, under certain operational conditions, result
in degraded process performance leading to personal injury or death. Therefore,
comply fully with all Warning and Caution notices.

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Terminology

About This Book

0.3 Terminology
The following is a list of terms associated with S800 I/O that you should be familiar
with. The list contains terms and abbreviations that are unique to ABB or have a
usage or definition that is different from standard industry usage.
Term

24

Description

FCI

The Fieldbus Communication Interface (FCI) device
contains the interface to the fieldbus (for example
PROFIBUS or AF100).

G3 compliant

The module withstand more severe environmental
conditions according to ISA-S71.04.

I/O cluster

An I/O cluster can have up to 12 I/O devices.

I/O device

A complete I/O device consists of one MTU and one I/O
module.

I/O module

Is an active, electronic and signal conditioning unit. Can
be a part of an I/O device or a S800L I/O module.

I/O station

An I/O station consists of one or two FCI(s), 1-7 I/O
clusters and up to 24 I/O devices.

ModuleBus

Is an incremental, electrical or optical, bus for
interconnection of I/O devices.

ModuleBus master

ModuleBus master can be a controller (AC 800M) or a
FCI. A ModuleBus master contains a ModuleBus
interface and power regulators. The FCI module can
manage 24 I/O devices and the controller up to 96 I/O
modules (up to 12 directly and to the others in 1 to 7 I/O
clusters).

MTU

The Module Termination Unit is a passive base unit
containing process terminals and a part of the
ModuleBus.

OSP

Outputs Set as Predetermined. A user configurable
action on an output module when communications is lost
to the FCI or Controller

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About This Book

Applicable Specifications

RTD

Resistance Temperature Detector

SOE

Sequence of events. Time stamping of status changes
for digital inputs.

TC

Thermocouple

0.4 Applicable Specifications
This product meets the requirements specified in EMC Directive 89/336/EEC and in
Low Voltage Directive 72/23/EEC.

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Related Documentation

About This Book

0.5 Related Documentation
The following is a listing of all documentation related to the S800 I/O system.
Title
S800 I/O General Information and
Installation

Description
Describes the general installation and
configuration information for the S800
I/O system

S800 I/O Modules and Termination Units Describes I/O modules and termination
with Intrinsic Safety Interface
units with I.S. interface in the S800 I/O
system

26

S800 I/O Fieldbus Communication
Interface for AF100
User’s Guide

Describes the AF100 FCI in the S800
I/O system

S800 I/O Fieldbus Communication
Interface for PROFIBUS-DP/DPV1

Describes the PROFIBUS-DP FCI in the
S800 I/O system

S800 I/O PROFIBUS-DP Fieldbus
Communication Interface
Reference Manual

Describes the memory mapping on
PROFIBUS for the S800 I/O system

Interference-free Electronics

Describes the rule for the installation of
equipment to ensure the correct
operation of equipment in environments
where disturbance are present

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Section 1 Introduction
The S800 I/O is distributed modular I/O which communicates with numerous
controllers over a Advant Fieldbus 100 (AF100), PROFIBUS-DP or directly.
The S800 I/O provides easy installation of the I/O modules and process cabling.
It is highly modularized and flexible so that I/O modules can be combined to suit
many applications. The S800 I/O can be mounted in many configurations to fit most
requirements.

Figure 1-1 S800 I/O Fieldbus Communication Interface with an I/O Module on
Compact and Extended MTUs and an S800L Module

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Product Overview

Section 1 Introduction

1.1 Product Overview
The S800 I/O provides easy installation of the I/O modules and process cabling.
It is highly modularized and flexible so that the I/O modules can be combined to suit
many applications. The S800 I/O modules and a Fieldbus Communication Interface
(FCI) are combined to form an I/O Station. The S800 I/O can be used in both single
and redundant applications.
For more overview information please see S800 I/O General Information and
Installation.
Module Termination Units (MTU) and two types of I/O modules; S800 I/O and
S800L I/O modules.
S800 I/O modules are designed to be used together with a Module Termination
Unit.
S800L I/O modules are designed to be directly mounted on a standard DIN rail.
The module also contains terminals for connections.

1.1.1 Module Termination Units and Terminal Units
The Module Termination Units (MTU) are passive base units used to house the I/O
modules. They contain the process wiring terminals and a section of the
ModuleBus.
The Module Termination Units (MTU) distributes the ModuleBus to the I/O module
and to the next MTU. It also generates the correct address to the I/O module by
shifting the outgoing position signals to the next MTU.
Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.

28

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Section 1 Introduction

Module Termination Units and Terminal Units

The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
The top part of the MTU can be removed to replace the termination board even with
the system running. Such a need can be caused by a damaged terminal screw.
The MTUs are available in tree versions (Compact, Extended and Redundant).
The Compact MTU version typically provides for a compact installation of the I/O
modules using 1 wire connections.
The Extended MTU version provides for a more complete installation on the MTU,
including 3 wire connection, fuses and field circuit power distribution. See
Figure 1-3 and Figure 1-4 for an illustration of the MTUs together with the I/O
modules.
The Redundant MTUs are used in redundant I/O applications. There is space on the
MTU for two I/O modules on separate ModuleBuses. See Figure 1-5.

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Module Termination Units and Terminal Units

Section 1 Introduction

The Terminal Unit is a passive unit that enables 2- and 3-wire connections of
process signals. The Terminal Unit is mounted direct on an S800L I/O module. See
Figure 1-2, S800L I/O module with terminal unit TU805.

58.5

Figure 1-2 S800L Module with TU805

30

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Section 1 Introduction

Module Termination Units and Terminal Units

See Table 2-1 for information about the combination between MTU and I/O
modules and to specifications in Appendix A, Specifications for more information.

122 mm
7 mm
(.27”)

(4.8”)

67.5 mm
(2.66”)
E
F

A

D

99.5 mm
(3.92”)

E
F

A

D

B
C

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

B
C

162 mm
(6.37”)

F
R
W

DI810
24V

7 mm
(.27”)

5 mm
(0.2”)

31.5 mm (1.24")

58.5 mm
(2.3”)
40 mm
(1.57”)

Figure 1-3 Typical Compact MTU with I/O Module

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Module Termination Units and Terminal Units

Section 1 Introduction

122 mm

7 mm (.27”)

5 mm
(0.2”)
7 mm
(.27”)

45 mm
(1.77”)

(2.66”)
(1.85”)

46.5 mm

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

67.5 mm

DI810
24V

A

E
F

F
R
W

B
C

D

D

109 mm
(4.3”)

B
C

E
F

A

(4.8”)

31.5 mm (1.24")

120.5 mm
(4.74”)
80 mm
(3.15”)

Figure 1-4 Typical Extended MTU with I/O Module

32

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Section 1 Introduction

Module Termination Units and Terminal Units

Figure 1-5 Typical Redundant MTU with I/O Module
1.1.1.1 TU805 Terminal Unit for 50 Volt Applications

The TU805 is a 16 channel terminal unit. Used to enable 2- and 3-wire connections
on DI801 or DO801. The Terminal Unit is mounted direct on DI801 or DO801.

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Module Termination Units and Terminal Units

Section 1 Introduction

1.1.1.2 TU810 Compact MTU for 50 Volt Applications

The TU810 is a 16 channel compact module termination unit. The TU810 has three
rows of terminals for field signals and process power connections.
The module is also available in a version that withstand more severe environmental
conditions according to ISA-S71.04. This is indicated with a “Z” in the type
designation.
1.1.1.3 TU811 Compact MTU for 250 Volt Applications

The TU811 is an 8 channel compact module termination unit. The TU811 has three
rows of terminals for field signals and process power connection.
The module is also available in a version that withstand more severe environmental
conditions according to ISA-S71.04. This is indicated with a “Z” in the type
designation.
1.1.1.4 TU812 Compact MTU for 50 Volt Applications and 25 pin D-sub for
Process Connections

The TU812 is a 16 channel compact module termination unit. The TU812 has a 25
pin D-Sub connector for signals and process power connections.
1.1.1.5 TU813 Compact MTU for 250 V Applications

The TU813 is a 8 channel compact module termination unit. The TU813 has three
rows of crimp snap-in connectors for field signals and process power connections.
1.1.1.6 TU814 Compact MTU for 50 Volt Applications

The TU814 is a 16 channel compact module termination unit. The TU814 has three
rows of crimp snap-in connectors for field signals and process power connections.
1.1.1.7 TU830 Extended MTU for 50 Volt Applications

The TU830 is a 16 channel extended module termination unit. The TU830 has three
rows of terminals for field signals and process power connection.

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Section 1 Introduction

Module Termination Units and Terminal Units

1.1.1.8 TU831 Extended MTU for 250 Volt Applications

The TU831 is an 8 channel extended module termination unit. TU831 has two rows
of terminals for field signals and process power connection.
1.1.1.9 TU833 Extended MTU for 50 Volt Applications

The TU833 is a 16 channel extended module termination unit. The TU833 has three
rows of spring-case terminals for field signals and process power connection.
1.1.1.10 TU835 Extended MTU, Individually Fused per Channel for 50 Volt
Applications

The TU835 is an 8 channel extended module termination unit. The TU835 has two
rows of terminals for process power connection and a single row of process signal
connections. Each channel has one fused (3 A max.) transmitter power terminal and
one signal connection. Process voltage can be connected to 2 individually isolated
groups.
1.1.1.11 TU836 Extended MTU, Individually Fused per Channel for 250 Volt
Applications

The TU836 is an 8 channel extended module termination unit. The TU836 has two
rows of terminals for field signals and process power connection. Each channel has
one fused (3 A max.) power outlet terminal and one signal return connection.
Process voltage can be connected to 2 individually isolated groups.
The standard fuse holder that comes with the TU836 can be changed to an
indicating fuse holder. This indicating fuse holder can be ordered from Phoenix
Contact:
15-30 VDC type, order 3118119
110-250 VAC type, order 3118106.

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Module Termination Units and Terminal Units

Section 1 Introduction

Standard

Optional fuse holder with

fuse holder

fuse status indication for
15-30 VDC or 110-250 VAC

Figure 1-6 Exchange of Standard Fuse Holder for Indication Type
1.1.1.12 TU837 Extended MTU, Individually Fused per Channel for 250 Volt
Applications

The TU837 is an 8 channel extended module termination unit. The TU837 has two
rows of terminals for field signals and process power connection. Each channel has
one fused (3 A max.) power outlet terminal and one process power connection.
Process voltage return can be connected to 2 individually isolated groups.
1.1.1.13 TU838 Extended MTU, Individually Fused per Channel for 50 Volt
Applications

The TU838 is an 16 channel extended module termination unit. The TU838 has two
rows of terminals for process power connection. Each channel has one fused (3 A
max.) transmitter power terminal and one signal connection. Process voltage can be
connected to 2 individually isolated groups.
1.1.1.14 TU842 Redundant Horizontal MTU for 50 V Applications

The TU842 is a 16 channel, 50 V, redundant module termination unit. It is a passive
unit used for connection of the field wiring to the I/O modules and intended for
mounting on a horizontal DIN rail. The Redundant MTUs are used in redundant I/O
applications. There is space on the MTU for two I/O modules on separate
ModuleBuses.

36

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Section 1 Introduction

Module Termination Units and Terminal Units

1.1.1.15 TU843 Redundant Vertical MTU for 50 V Applications

The TU843 is a 16 channel, 50 V, redundant module termination unit. It is a passive
unit used for connection of the field wiring to the I/O modules and intended for
mounting on a vertical DIN rail. The Redundant MTUs are used in redundant I/O
applications. There is space on the MTU for two I/O modules on separate
ModuleBuses.
1.1.1.16 TU844 Redundant Horizontal MTU for 50 V Applications

The TU844 is a 8 channel, 50 V, redundant module termination unit. It is a passive
unit used for connection of the field wiring to the I/O modules and intended for
mounting on a horizontal DIN rail. 8 shunt sticks are needed for configuration of
signal type. The Redundant MTUs are used in redundant I/O applications. There is
space on the MTU for two I/O modules on separate ModuleBuses.
1.1.1.17 TU845 Redundant Vertical MTU for 50 V Applications

The TU845 is a 8 channel, 50 V, redundant module termination unit. It is a passive
unit used for connection of the field wiring to the I/O modules and intended for
mounting on a vertical DIN rail. 8 shunt sticks are needed for configuration of
signal type. The Redundant MTUs are used in redundant I/O applications. There is
space on the MTU for two I/O modules on separate ModuleBuses.
1.1.1.18 TY801 Shunt Stick

The TY801 is a shunt stick for current or voltage signals together with AI845 or
AI880 and TU844 or TU845.
1.1.1.19 TY804 Shunt Stick

The TY804 is a shunt stick for NAMUR signals together with DP840 and TU844 or
TU845.

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37

S800 I/O Modules

Section 1 Introduction

1.1.2 S800 I/O Modules
The I/O modules have open ventilated plastic enclosures. On the front of all I/O
modules there are at least three LEDs (FAULT, RUN and WARNING) indicating
the module status. Additionally some modules have LEDs indicating OSP or
PRIMARY, see Table 3-1 and Table 3-2.
I/O modules may be replaced in a fully operational I/O station. Mechanical keying
on modules and MTUs protect I/O modules from being inserted in positions where
they could be damaged by excessive voltage or current. An electronic type
designation ID in each module keeps the I/O module from being taken into
operation by the ModuleBus master, if a module’s ID doesn’t match the configured
module type definition. There are modules for both single and redundant
applications.
Please refer to specifications in Appendix A, Specifications for more information.
1.1.2.1 AI810 Analog Input Module, 0...20 mA, 0...10 V

The AI810 Analog Input Module has 8 current and voltage inputs. The inputs are
independent for each channel, in that either voltage or current can be measured.
The current input is able to handle a short circuit to the transmitter supply without
damage. The input withstand HART communication.
Nominal input ranges are: 0(4)... +20 mA, 0(2)... +10 V.
1.1.2.2 AI820 Differential Analog Input Module, +/- 20 mA, +/- 10 V, +/- 5 V

The AI820 Differential Analog Input Module has 4 differential, bipolar
current/voltage inputs. This module is suitable for applications requiring high
common mode rejection ratings, and/or bipolar voltage or current inputs. Nominal
input ranges are: -20...+20 mA, 0(4)...+20 mA, -10...+10 V, 0(2)...+10 V,
-5...+5 V and 0(1)...+5 V.
The current input is able to handle a short circuit to the transmitter supply without
damage. The input withstand HART communication.

38

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Section 1 Introduction

S800 I/O Modules

1.1.2.3 AI825 Galvanic Isolated Analog Input Module, -20...+20 mA, 0(4)...+20
mA, -10...+10 V, 0(2)...+10 V

The AI825 Galvanic Isolated Analog Input Module has 4 individually galvanic
isolated channels. This module is suitable for applications requiring galvanic
isolated channels, and/or bipolar voltage or current inputs. Nominal input ranges
are: -20...+20 mA, 0(4)...+20 mA, -10...+10 V, 0(2)...+10 V.
The current input is able to handle a short circuit to the transmitter supply without
damage. The input withstand HART communication.
1.1.2.4 AI830 RTD Input Module

The AI830 Analog Input, RTD Module has 8 RTD (Pt100, Cu10, Ni100 and Ni120
and resistor) inputs. The inputs allow 3-wire connection to RTDs. Inputs are
monitored for open-circuit, short-circuit. Reference channel and internal supply are
also monitored.
1.1.2.5 AI835 Thermocouple/mV Input Module

The AI835 Analog Input, Thermocouple/mV Module has 8 differential inputs for
TC/mV measurements. One channel (channel 8) can be configured for “Cold
Junction” (ambient) temperature measurement, thus serving as the CJ-channel for
the other channels on the module. All 8 channels can be used if no CJ-temperature
measurement is needed. The inputs can be connected to a variety of thermocouples
with the following characteristics: B, C, E, J, K, N, R, S and T.
1.1.2.6 AI843 Thermocouple/mV Input Module, for Single or Redundant
Applications

The AI843 Analog Input, Thermocouple/mV Module has 8 differential inputs for
TC/mV measurements. A separate channel is used for Cold Junction (ambient)
temperature measurement. The input can be connected to a variety of
thermocouples with the following characteristics: B, C, E, J, K, L, N, R, S, T and U.
1.1.2.7 AI845 Analog Input Module, for Single or Redundant Applications

The AI845 Analog Input Module has 8 analog inputs. Each channel can be either a
voltage or current input. Nominal input range is 0...20 mA, 4...20 mA, 0...5 V,

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S800 I/O Modules

Section 1 Introduction

1...5 V. The module has advanced on-board diagnostics and HART pass-through
functionality. It can be used in both single and redundant application.
1.1.2.8 AI880/AI880A High Integrity Analog Input Module for Single or
Redundant Configuration

The AI880/AI880A High Integrity Analog Input Module is TÜV certified for
EN 61508-SIL3, DIN V 19250/DIN V VDE 0801- AK6 and EN954-1 Category 4.
The AI880/AI880A has 8 analog inputs. The channels are for current input.
Nominal input range is 0...20 mA, 4...20 mA. The module has advanced on-board
diagnostics. It can be used in both single and redundant configuration.
The AI880/AI880A complies with the NAMUR recommendation NE43, and
supports configurable over- and under range limits.
AI880A has support for HART pass-through communication.
1.1.2.9 A0810 Analog Output Module, 0...20 mA

The AO810 Analog Output Module has 8 current outputs. State of outputs can be
set to a predetermined (OSP) value if a communication error is detected. Nominal
output range is: 0(4)... 20 mA.
1.1.2.10 AO820 Bipolar Analog Output Module, -20 mA...+20 mA, -10 V...+10 V

The AO820 Bipolar Analog Output Module has 4 bipolar current or voltage outputs.
The choice of either current or voltage output is configurable per channel. Outputs
are individually galvanically isolated. State of outputs can be set to a predetermined
(OSP) value if a communication error is detected. Nominal output range are:
-20... +20 mA, 0(4)... +20 mA, -10... +10 V, 0(2)... +10 V.
1.1.2.11 AO845 Analog Output Module, for Single or Redundant Applications

The AO845 Analog Output Module has 8 analog outputs. Nominal output range is
4...20 mA. State of outputs can be set to a predetermined (OSP) value if a
communication error is detected. The module has advanced on-board diagnostics
and HART pass-through functionality. It can be used in both single and redundant
applications.

40

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Section 1 Introduction

S800 I/O Modules

1.1.2.12 DI810 Digital Input Module, 24 V, Current Sinking

The DI810 Digital Input Module has 16 channels for 24 volt d.c. digital inputs.
The inputs are divided into two isolated groups of eight channels with a voltage
supervision input for each group. Each input channel provides current limiting,
EMC protection, input state LED indicator and optical isolation from the
ModuleBus.
The module is also available in a version that withstand more severe environmental
conditions according to ISA-S71.04. This is indicated with a “Z” in the type
designation.
1.1.2.13 DI811 Digital Input Module, 48 V, Current Sinking

The DI811 Digital Input Module has 16 channels for 48 volt d.c. digital inputs.
The inputs are divided into two isolated groups of eight channels with a voltage
supervision input for each group. Each input channel provides current limiting,
EMC protection, input state LED indicator and optical isolation from the
ModuleBus.
1.1.2.14 DI814 Digital Input Module, 24 V, Current Sourcing

The DI814 Digital Input Module has 16 channels for 24 volt d.c. current source
digital inputs. The inputs are divided into two isolated groups of eight channels with
a voltage supervision input for each group. Each input channel provides current
limiting, EMC protection, input state LED indicator and optical isolation from the
ModuleBus.
1.1.2.15 DI820 Digital Input Module, 120 V a.c./d.c.

The DI820 Digital Input Module has 8 channels for 120 volt a.c./d.c. digital inputs.
The inputs are individually isolated. Channel 1 can be used as voltage supervisor for
channels 2 - 4, and channel 8 can be used for channels 5 - 7. If voltage supervision is
disabled, channels 1 and 8 can be used as normal inputs. Each input channel
provides current limiting, EMC protection, input state LED indicator, noise filter
and optical isolation from the ModuleBus.

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S800 I/O Modules

Section 1 Introduction

The module is also available in a version that withstand more severe environmental
conditions according to ISA-S71.04. This is indicated with a “Z” in the type
designation.
1.1.2.16 DI821 Digital Input Module, 230 V a.c./d.c.

The DI821 Digital Input Module has 8 channels for 230 volt a.c./d.c. digital inputs.
The inputs are individually isolated. Channel 1 can be used as voltage supervisor for
channels 2 - 4, and channel 8 can be used for channels 5 - 7. If voltage supervision is
disabled, channels 1 and 8 can be used as normal inputs. Each input channel
provides current limiting, EMC protection, input state LED indicator, noise filter
and optical isolation from the ModuleBus.
The module is also available in a version that withstand more severe environmental
conditions according to ISA-S71.04. This is indicated with a “Z” in the type
designation.
1.1.2.17 DI825 Digital Input Module, 125 V d.c. with SOE

The DI825 Digital Input Module had 8 channels for 125 V d.c. digital inputs and
sequence of events (SOE) handling capabilities. The sequence of events time stamp
has a resolution of 0.4 ms for each input channel. The inputs are individually
isolated. Channel 1 can be used as voltage supervisor for channels 2 - 4, and channel
8 can be used for channels 5 - 7. If voltage supervision is disabled, channels 1 and 8
can be used as normal inputs. Each input channel provides current limiting, EMC
protection, input state LED indicator, noise filter and optical isolation from the
ModuleBus.
1.1.2.18 DI830 Digital Input Module, 24 V d.c. with SOE, Current Sinking

The DI830 Digital Input Module has 16 channels for 24 volt d.c. digital inputs and
sequence of events (SOE) handling capabilities. The sequence of events time stamp
has a resolution of 0.4 ms for each input channel. The inputs are divided into two
isolated groups of eight channels with a voltage supervision input for each group.
Each input channel provides current limiting, EMC protection, input state LED
indicator and optical isolation from the ModuleBus.

42

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S800 I/O Modules

1.1.2.19 DI831 Digital Input Module, 48 V d.c. with SOE, Current Sinking

The DI831 Digital Input Module has 16 channels for 48 volt d.c. digital inputs and
sequence of events (SOE) handling capabilities. The sequence of events time stamp
has a resolution of 0.4 ms for each input channel. The inputs are divided into two
isolated groups of eight channels with a voltage supervision input for each group.
Each input channel provides current limiting, EMC protection, input state LED
indicator and optical isolation from the ModuleBus.
1.1.2.20 DI840 Digital Input Module, for Single or Redundant Applications

The DI840 Digital Input Module has 16 channels for 24 V d.c. digital inputs and
sequence of events (SOE) handling capabilities. The sequence of events time stamp
has a resolution of 1 ms for each input channel. Each input channel provides current
limiting, EMC protection, input state LED indicator and optical isolation from the
ModuleBus. The module has advanced on-board diagnostics. It can be used in both
single and redundant applications.
1.1.2.21 DI880 High Integrity Digital Input Module, for Single or Redundant
Configuration

The DI880 High Integrity Digital Input Module is TÜV certified for
EN 61508-SIL3, DIN V 19250/DIN V VDE 0801-AK6 and EN954-1 Category 4
for normally closed signal loops.
The DI880 has 16 channels for 24 V d.c. digital inputs and sequence of events
(SOE) handling capabilities. The sequence of events time stamp has a resolution of
1 ms for each input channel. Each input channel provides current limiting, EMC
protection, input state LED indicator and optical isolation from the ModuleBus.The
input voltage range is 18 to 30 V d.c. and the input current is 7 mA at 24 V d.c. The
module has advanced on-board diagnostics. It can be used in both single and
redundant configuration.
1.1.2.22 DI885 Digital Input Module, 24 V/48 V d.c. with SOE, Current Sinking

The DI885 Digital Input Module has 8 channels for 48 volt d.c. digital inputs with
or without open-circuit monitoring (wire break supervision), or 24 volt d.c.
electronic inputs without open-circuit monitoring; and sequence of events (SOE)

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S800 I/O Modules

Section 1 Introduction

handling capabilities. The sequence of events time stamp has a resolution of 1 ms
for each input channel. The inputs are arranged in one group of 8 channels.
Each input channel provides current limiting, EMC protection, input state LED
indicator and optical isolation from the ModuleBus. The DI885 also has the
capability to monitor an internal or external sensor power supply (60 V d.c. max.).
1.1.2.23 DO810 Digital Output Module, 24 V, 0.5 A, Current Sourcing

The DO810 Digital Output Module has 16 channels for 24 volt d.c., 0.5 A, digital
outputs. The outputs are divided into two isolated groups of eight channels with a
voltage supervision input for each group. Each output channel provides protection
against short circuits to ground, over-voltage, over-temperature, EMC protection,
output state LED indicator and optical isolation from the ModuleBus. State of
outputs can be set to a predetermined (OSP) value if a communications lost error is
detected.
The module is also available in a version that withstand more severe environmental
conditions according to ISA-S71.04. This is indicated with a “Z” in the type
designation.
1.1.2.24 DO814 Digital Output Module, 24 V, 0.5 A

The DO814 Digital Output Module has 16 channels for 24 volt d.c., 0.5 A, current
sinking digital outputs. The outputs are divided into two isolated groups of eight
channels with a voltage supervision input for each group. Each output channel
provides protection against short circuits to power supply, over-temperature, EMC
protection, output state LED indicator and optical isolation from the ModuleBus.
State of outputs can be set to a predetermined (OSP) value if a communications lost
error is detected.
1.1.2.25 DO815 Digital Output Module, 24 V, 2 A, Current Sourcing

The DO815 Digital Output Module has 8 channels, 24 volt d.c., 2 A, digital outputs.
The outputs are divided into two isolated groups of four channels with a voltage
supervision input for each group. Each output channel provides protection against
short circuits to ground, over-temperature, EMC protection, output state LED
indicator and optical isolation from the ModuleBus. State of outputs can be set to a
predetermined (OSP) value if a communications lost error is detected.

44

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S800 I/O Modules

The module is also available in a version that withstand more severe environmental
conditions according to ISA-S71.04. This is indicated with a “Z” in the type
designation.
1.1.2.26 DO820 Digital Output Module, Relay Normally Open

The DO820 Digital Output Module has 8 channels for 230 volt a.c./d.c. relay
outputs. The outputs are individually isolated. Each output channel provides a relay
contact (NO - Normal Open), EMC protection, output state LED indicator and
optical isolation from the ModuleBus. State of outputs can be set to a predetermined
(OSP) value if a communications lost error is detected. Internal voltage is
supervised.
The module is also available in a version that withstand more severe environmental
conditions according to ISA-S71.04. This is indicated with a “Z” in the type
designation.
1.1.2.27 DO821 Digital Output Module, Relay Normally Closed

The DO821 Digital Output Module has 8 channels for 230 volt a.c./d.c. relay
outputs. The outputs are individually isolated. Each output channel provides a relay
contact (NC - Normal Closed), EMC protection, output state LED indicator and
optical isolation from the ModuleBus. State of outputs can be set to a predetermined
(OSP) value if a communications lost error is detected. Internal voltage is
supervised.
1.1.2.28 DO840 Digital Output Module, for Single or Redundant Applications

The DO840 Digital Output Module has 16 channels for 24 V d.c. The maximum
continuos output current is 0.5 mA. The module has advanced on-board diagnostics.
It can be used in both single and redundant applications.
1.1.2.29 DO880 High Integrity Digital Output Module, for Single or Redundant
Configuration

The DO880 High Integrity Digital Output Module is TÜV certified for
EN 61508-SIL3, DIN V 19250/DIN V VDE 0801-AK6 and EN954-1 Category 4.

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Section 1 Introduction

The DO880 has 16 channels for 24 V d.c. The maximum continuous output current
is 0.5 A. The module has advanced on-board diagnostics. It can be used in both
single and redundant configuration.
The DO880 is suitable for both NE (Normally Energized) and ND (Normally
De-energized) outputs, in both high demand, low demand and Continuos Control
(CC) applications.
1.1.2.30 DP820 Incremental Pulse Counter Module

DP820 is an two-channel pulse counting module for incremental pulse transmitters
up to 1.5 MHz. Each channel contains counters and registers for position/length and
speed/frequency measurement. Each channel provides three balanced inputs for
connection of a pulse transmitter, one digital input and one digital output.
Pulse transmitters with RS422, +5 V, +12 V, +24 V and 13 mA interfaces can be
connected to DP820.
1.1.2.31 DP840 Incremental Pulse Counter Module, for Single or Redundant
Applications

DP840 has 8 channels and each channel can be configured for pulse count or
frequency measurement. The maximum frequency of input signals is 20 kHz. The
inputs can also be read as digital input signals.
Input signal range NAMUR, 12 V and 24 V.
The module is also available in a version that withstand more severe environmental
conditions according to ISA-S71.04. This is indicated with a “Z” in the type
designation.

1.1.3 S800L I/O Modules
The I/O modules have open ventilated plastic enclosures and a bottom of sheet
metal. On the front of each I/O module there is one LED (STATUS) indicating the
module status and digital I/O modules have one status LED for each channel. Refer
to Hardware Indicators on page 55 for the status indication of the LEDs.
An electronic type designation ID in each module keeps the I/O module from being
taken into operation by the ModuleBus master, if a module’s ID doesn’t match the
configured module type definition.

46

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Section 1 Introduction

S800L I/O Modules

Please refer to specifications in s for more information.
The module can be mounted on a standard DIN rail. The module is locked to the
DIN rail by using the locking screw.
The process connection is done via detachable connectors.
The I/O module distributes the ModuleBus to the next module. It also generate the
correct address to the next module by shifting the outgoing position signals.
58.45 mm (2.3”)

67.5 mm
(2.66”)

Center of
DIN rail

110 mm (4.3”)

86.1 mm (3.4”)

136 mm
(5.35”)
DO801

46.5 mm
(1.83”)

5 mm
(0.2”)
57.2 mm
(2.25”)

Figure 1-7 Dimensions for S800L Modules
1.1.3.1 AI801 Analog Input Module, 0...20 mA

The AI801 Analog Input Module has 8 current inputs.
The current input is able to handle a short circuit to the transmitter supply without
damage. The input withstand HART communication.
Nominal input ranges are: 0(4)... +20 mA.

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Section 1 Introduction

1.1.3.2 AO801 Analog Output Module, 0...20 mA

The AO801 Analog Output Module has 8 current outputs. State of outputs can be
set to a predetermined (OSP) value if a communications error is detected. Nominal
output range is: 0(4)... 20 mA.
1.1.3.3 DI801 Digital Input Module, 24 V, Current Sinking

The DI801 Digital Input Module has 16 channels for 24 volt d.c. digital inputs.
One input channel can be used for sensor voltage supervision. Each input channel
provides current limiting, EMC protection, input state LED indicator and optical
isolation from the ModuleBus.
1.1.3.4 DI802 Digital Input Module, 120 V a.c./d.c., Current Sinking

The DI802 Digital Input Module has 8 channels for 120 volt a.c./d.c. digital inputs.
Channel 8 can be used for sensor voltage supervision. Each input channel provides
current limiting, EMC protection, input state LED indicator and optical isolation
from the ModuleBus.
1.1.3.5 DI803 Digital Input Module, 230 V a.c./d.c., Current Sinking

The DI803 Digital Input Module has 8 channels for 230 volt a.c./d.c. digital inputs.
Channel 8 can be used for sensor voltage supervision. Each input channel provides
current limiting, EMC protection, input state LED indicator and optical isolation
from the ModuleBus.
1.1.3.6 DO801 Digital Output Module, 24 V, 0.5 V, Current Sinking

The DO801 Digital Output Module has 16 channels for 24 volt d.c., 0.5 A, digital
outputs. Each output channel provides protection against short circuits to ground,
over-voltage, over-temperature, EMC protection, output state LED indicator and
optical isolation from the ModuleBus. State of outputs can be set to a predetermined
(OSP) value if a communications lost error is detected.

48

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Prerequisites and Requirements

1.1.3.7 DO802 Digital Output Module, 24-250 V, Relay Normally Open

The DO802 Digital Output Module has 8 channels for 24-250 volt d.c., digital
outputs. Each output channel provides protection against short circuits to ground,
over-voltage, over-temperature, EMC protection, output state LED indicator and
optical isolation from the ModuleBus. State of outputs can be set to a predetermined
(OSP) value if a communications lost error is detected.

1.2 Prerequisites and Requirements
When the S800 I/O is used with controllers as part of their I/O system, the
controllers need to have an interface to the fieldbus network. The fieldbus network
will connect to a Fieldbus Communications Interface (FCI) with S800 I/O installed.

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Prerequisites and Requirements

50

Section 1 Introduction

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Section 2 Configuration
2.1 Module Termination Units (MTU)
Each MTU is used with certain types of I/O Modules. Refer to Table 2-1 for a crossreference between MTU and I/O Modules. Each MTU has two mechanical keys that
have to be set for the type of I/O module that will be installed on it.
Table 2-1 MTU Usage and Key Settings

Module
Type

TU810
TU812
TU814
Compact

TU811
TU813

TU830
TU833

Compact Extended

TU831

TU835

Extended Extended

TU836
TU837
Extended

TU838
Extended

TU842
TU843

TU844
TU845

Redundant Redundant

Mech. Key
Setting
Key 1

Key 2

AI810

X

-

X

-

X

-

X

-

-

A

E

AI820

X

-

X

-

-

-

-

-

-

B

B

AI825

-

X

-

X

-

-

-

-

-

D

A

AI830

X

-

X

-

-

-

-

-

-

A

F

AI835

X

-

X

-

-

-

-

-

-

B

A

AI843

-

-

X

-

-

-

-

X

-

B

A

AI845

X

-

X

-

X

-

X

-

X

C

C

AI880

-

-

-

-

-

-

-

-

X

F

F

AO810

X

-

X

-

-

-

-

-

-

A

E

AO820

X

-

X

-

-

-

-

-

-

B

C

AO845

X

-

X

-

-

-

-

X

-

C

C

DI810

X

-

X

-

-

-

X

-

-

A

A

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Module Termination Units (MTU)

Section 2 Configuration

Table 2-1 MTU Usage and Key Settings (Continued)

Module
Type

TU810
TU812
TU814
Compact

TU811
TU813

TU830
TU833

Compact Extended

TU831

TU835

Extended Extended

TU836
TU837
Extended

TU838
Extended

TU842
TU843

TU844
TU845

Redundant Redundant

Mech. Key
Setting
Key 1

Key 2

DI811

X

-

X

-

-

-

X

-

-

B

D

DI814

X

-

X

-

-

-

X

-

-

B

E

DI820

-

X

-

X

-

-

-

-

-

A

B

DI821

-

X

-

X

-

-

-

-

-

A

C

DI825

-

X

-

X

-

-

-

-

-

A

B

DI830

X

-

X

-

-

-

X

-

-

A

A

DI831

X

-

X

-

-

-

X

-

-

B

D

DI840

X

-

X

-

-

-

X

X

-

C

D

DI880

X

-

X

-

-

-

X

X

-

F

F

DI885

X

-

X

-

-

-

-

-

-

B

F

DO810

X

-

X

-

-

-

-

-

-

A

A

DO814

X

-

X

-

-

-

-

-

-

B

E

DO815

X (1)

-

X

-

-

-

-

-

-

A

A

DO820

-

X

-

X

-

X

-

-

-

A

D

DO821

-

X

-

X

-

X

-

-

-

C

A

DO840

X

-

X

-

-

-

-

X

-

C

E

DO880

X

-

X

-

-

-

-

X

-

F

E

DP820

X

-

X

-

-

-

-

-

-

C

B

DP840

X

-

X

-

-

-

-

X

X

C

F

(1) TU812 not recommended due to the maximum rated current.

52

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Section 2 Configuration

I/O Modules

Connecting an MTU to the ModuleBus master, cluster modem or to another MTU
automatically sets-up the address selection of that MTU. There are no jumpers or
switches that need to be set before installing an I/O module.
MTUs are placed on the DIN rails and then connected to the preceding MTU,
ModuleBus master or cluster modem. Once connected, the MTU is locked in place
by the bottom latch which also bonds it to the chassis ground.

2.2 I/O Modules
2.2.1 S800 I/O Modules
Each I/O module is installed onto an MTU. See Table 2-1 for which MTU to use
with each I/O module type. I/O modules do not have any jumpers or switches that
need to be set before installing on an MTU. Refer to Appendix A, Specifications for
more information.
I/O modules are installed by aligning the connectors of the MTU and I/O module
and then pushing the units together. After connected to the MTU, the I/O module is
then locked in place by the I/O Module Lock/Switch which also activates a switch
to enable power to the I/O module.

2.2.2 S800L I/O Modules
The I/O modules are installed directly on the DIN rail and locked with the locking
screw. The process signal are connected to a pluggable connector on the module.
There are no jumpers or switches that need to be set.
The I/O module automatically set up the address for the next I/O module.
To enable 2- and 3-wire connection to 16 channels DI and DO modules, TU805 is
used. TU805 is mounted direct on the module.

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S800L I/O Modules

54

Section 2 Configuration

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Section 3 Maintenance
3.1 Preventive Maintenance
Please see the S800 I/O General Information and Installation manual.

3.2 Hardware Indicators
3.2.1 S800 I/O Module LEDs
Figure 3-1 shows examples of front panels for different types of I/O modules.
On the front of all I/O modules there are at least three LEDs (FAULT, RUN and
WARNING) indicating the module status. Additionally some modules have LEDs
indicating OSP or PRIMARY, see description below and Table 3-1 and Table 3-2.
The FAULT LED shall indicate when the I/O module detect a fatal error or before
first access after power up. The RUN LED shall indicate when the I/O module is
operational. The WARNING LED shall indicate when a non-fatal error is detected
and the module continues to run. The OSP LED shall indicate when the I/O module
is in OSP state, that is, when the module is commanded to OSP or when
automatically set to OSP state due to communication error.
The PRIMARY LED shall indicate when the I/O module is primary (in a redundant
pair). In a redundant configuration, the primary module is scanned at the specified
cycle time to supply input values to the application, while the backup module is
scanned at a low cycle for diagnostic purpose. The input values from the backup
module is not used by the application.

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S800 I/O Module LEDs

Section 3 Maintenance

Each digital channel has one LED indicating current state (on/off).
Table 3-1 Standard LEDs on I/O Modules
Marking

Color

Description

F (Fault)

Red

Internal fault in the module affecting all
channels (1)

R (Run)

Green

Operational state

W (Warning)

Yellow

External fault or internal channel error

O (OSP)

Yellow

OSP state (Outputs Set as Predetermined)

P (Primary)

Yellow

LED indicating that the module is operating
as primary in a redundant pair.

Channel status

Yellow (+red)

This LED shows both value (Yellow
ON/OFF) and error (red)

(1) Modules without self test function: The F-LED will switch on at power up or restart of the module
and switch off after the first successful access to the module.
Modules with self test function: The F-LED will switch on at power up, restart of the module or
when the module goes to Error state. If the module has not gone to Error state it will switch off
the F-LED after the first successful access to the module.

Table 3-2 I/O Module LED Indications in Different States
Module
state
Init

Run

Fault

Warning

OSP

Primary

Off

On

Off

Off

Off

DI On/Off (1),
DO Off

On/Off

On/Off

Off

Off

DI On/Off (1),
DO Off
DI On/Off,
DO Off

Not
Flashing/
Configured
Off
Ready
Operational

56

(2)

Flashing/
Off

Off

On/Off

Off

Off

On

Off

On/Off

Off

On/Off

Channel status

On/Off

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Section 3 Maintenance

S800 I/O Module LEDs

Table 3-2 I/O Module LED Indications in Different States (Continued)
Module
state

Run

Fault

Warning

OSP

Primary

OSP

On

Off

On/Off

On

On/Off

Error

Off

On

On/Off

Off

Off

Channel status
On/Off
DI On/Off,
DO Off

(1) The DI signal status for module DI830, DI831, DI880, DI885, DP820 is only OFF.
(2) Will be switched off after the first successful access to the module.

Normally when an I/O module has been removed from the configuration, the
ModuleBus master will do a restart of the module. The module will end up in the
NOT CONFIGURED state.

F
R
W
O
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

F
R
W

F
R
W
O

F
R
W

F
R
W
O
PX1
UP1
ST1
DI1
SY1
DO1
TP1
UL1
PX2
UP2
ST2
DI2
SY2
DO2
TP2
UL2

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

DO810

DI810

AO810

AI810

DP820

Figure 3-1 Examples of S800 I/O Module LED Locations

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S800L I/O Module LED

Section 3 Maintenance

3.2.2 S800L I/O Module LED
Figure 3-2 shows examples of front panels for different types of I/O modules.
On the front of each I/O module there is one LED indicating the module status.
See Table 3-3 and Table 3-4 for information on the meaning and indications for
these modules. For modules with special LED indications see respectively module
in Appendix A, Specifications.
The LED shall indicate red when the I/O module detect a fatal error or before first
access after power up. The LED shall indicate green when the I/O module is
operational.
Each digital channel has one LED indicating current state (on/off).
Table 3-3 Standard LED on I/O Modules
Marking

Color

S (Status)

Description

Red

Fault in the module (1)

Green

Operational state

(1) Modules without self test function, for example, DI/DO modules: The S-LED will switch on to
red at power up or restart of the module and switch off after the first successful access to the
module.
Modules with self test function for example, AI/AO modules: The S-LED will switch on to red at
power up, restart of the module or when the module goes to Error state. If the module has not
gone to Error state it will switch off the S-LED after the first successful access to the module.

Table 3-4 I/O Module LED Indications in Different States
Module state
Init

58

Status
Red

Channel status
Off

(1)

Off

Not Configured

Red/off

Ready

Off

DI On/Off, DO Off

Operational

Green

On/Off

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Section 3 Maintenance

S800L I/O Module LED

Table 3-4 I/O Module LED Indications in Different States (Continued)
Module state

Status

Channel status

OSP

Green

On/Off

Error

Red

DI On/Off, DO Off

(1) Will be switched off after the first successful access to the
module.

Normally when an I/O module has been removed from the configuration, the
ModuleBus master will do a restart of the module. The module will end up in the
NOT CONFIGURED state.

3BSE 020 924R4101

59

S800L I/O Module LED

Section 3 Maintenance

S 1 2 3 4 5 6 7 8 9 10 1112 13 14 15 16

STATUS

STATUS

S

AI801
0(4)...20 mA

DO801
24 V 0.5 A

L+ L- 24 V

L+ L- 24 V
+

1

I

+

2

I

3
+

I +

4

I

+

5

I

+

6

I

+

7

I

+

8

I

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Figure 3-2 Examples of S800L I/O Module LED Locations

60

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Section 3 Maintenance

Error Messages

3.3 Error Messages
Please see the relevant controller manuals.

3.4 Fault Finding and User Repair
3.4.1 S800 I/O Module Replacement
3.4.1.1 General

All I/O modules can be exchanged on-line and with the process power supply
connected, except for relay outputs with normally closed contacts. This is possible
because the module deactivates when the I/O module lock switch is turned to
unlock.
It is important to understand the consequences of a module exchange on-line and
how it affects the process. Replacement of an S800 I/O module affects all channels
on the module. It also sometimes indirectly affects the outputs via some application
function, on another module.
The system software in the ModuleBus master checks automatically that all I/O
modules function correctly. In the event of module fault, and module exchange, the
module and associated signals are marked as faulty.
The system software checks that the module is inserted and correct. If this is the
case, the Fault-indicator (LED) extinguishes and RUN LED is activated and the
module resumes its normal function.
The following headings include general instructions for replacement of modules and
aspects on the handling of individual modules are presented in Table 3-5.

3BSE 020 924R4101

61

S800 I/O Module Replacement

Section 3 Maintenance

3.4.1.2 Practical Execution

Replace faulty or suspect I/O modules in the following way:
1.

Read S800 I/O General Information and Installation.

2.

Special restrictions apply to each module type. See descriptions in Table 3-5
for useful information on individual module types.

3.

Check that the new module can replace the old.

4.

Provide access to the module by loosening the module locking.

5.

Grip the module firmly and extract the module.

6.

Insert the new module carefully.

7.

Store extracted modules in envelopes.

8.

Ensure that the module contacts mate properly with the contacts in the MTU
and activate the locking mechanism in place.

9.

Modules initialized automatically by the system and the fault indicating LED
extinguishes and RUN LED is activated.

10. Perform a function test on the new module.

62

3BSE 020 924R4101

Section 3 Maintenance

S800 I/O Module Replacement

3.4.1.3 Additional Aspects on Individual S800 I/O Modules

Table 3-5 lists S800 I/O modules. Descriptions of these types are referred
individually in the table below.
Table 3-5 Replacement Aspects of S800 I/O Modules
Module Type - Settings
AI810, AI820,
AI825, AI830,
AI835, AI843,
AI845, AI880,
AI890, AI895
Analog Input

No settings

AO810, AO820,
AO845, AO890,
AO895
Analog Output

No settings

Comments
Replacement with power applied is
possible.
Turning locking mechanism deactivates the
module.

Replacement with power applied is
possible.
It may be necessary to set the process
device manually to a safe state before the
module is extracted.
Turning locking mechanism deactivates the
module.

DI810, DI811,
DI814, DI820,
DI821, DI890
Digital Input

No settings

DI825, DI830,
DI831, DI840,
DI880, DI885
Digital Input with
SOE

No settings

3BSE 020 924R4101

Replacement with power applied is
possible.
Turning locking mechanism deactivates the
module.
Replacement with power applied is
possible.
Turning locking mechanism deactivates the
module.

63

S800 I/O Module Replacement

Section 3 Maintenance

Table 3-5 Replacement Aspects of S800 I/O Modules (Continued)
Module Type - Settings
DO810, DO814
DO815, DO840,
DO880, DO890
Digital Output

No settings

Comments
Replacement with power applied is
possible.
It may be necessary to set the process
device manually to a safe state before the
module is extracted.
Turning locking mechanism deactivates the
module.
If DO880 is removed from the MTU, the
connected outputs is automatically turned
to safe state (de-energized).

DO820
Digital Output

No settings

Replacement with power applied is
possible.
It may be necessary to set the process
device manually to a safe state before the
module is extracted.
Turning locking mechanism deactivates the
module.

DO821
Digital Output

No settings

Replacement with system power applied is
possible.

Caution!
Since the module has normally closed relay
contacts the field power must be removed
before replacement.
It may be necessary to set the process
device manually to a safe state before the
module is extracted.
Turning locking mechanism deactivates the
module, that is, relay contacts will close.

64

3BSE 020 924R4101

Section 3 Maintenance

S800 I/O Module Replacement

Table 3-5 Replacement Aspects of S800 I/O Modules (Continued)
Module Type - Settings
DP820, DP840
Pulse Counter

No settings

Comments
Replacement with power applied is
possible.
It may be necessary to set the process
device manually to a safe state before the
module is extracted.
Turning locking mechanism deactivates the
module.

TU810, TU811,
TU812, TU813,
TU814, TU830,
TU831, TU833,
TU835, TU836,
TU837, TU838,
TU842, TU843,
TU844, TU845
MTUs

3BSE 020 924R4101

No settings

Cannot be replaced or repaired with power
applied.
Disconnecting an MTU breaks the
ModuleBus communications bus and
removes power to the MTUs that follow.
MTUs mounted in the middle (between the
ModuleBus master, cluster modem and the
number 12 MTU) need to have the
preceding or following MTUs moved in
order to disconnect the ModuleBus
connector.

65

S800L I/O Module Replacement

Section 3 Maintenance

3.4.2 S800L I/O Module Replacement
3.4.2.1 General

I/O modules can not be exchanged on-line. The power must be switched off to the
I/O station and the module before exchanging the I/O module.
It is important to understand the consequences of a power switch off to an I/O
station and how it affects the process. A power switch off to an I/O station affects all
modules and channels in the station. It also sometimes indirectly affects outputs in
other I/O stations via some application functions.
The system software checks that the module is inserted and correct. If this is the
case, the Fault indication extinguishes and after configuration and enter operation
mode the Run indication is activated and the module resumes its normal function.
The following headings include general instructions for replacement of modules and
aspects on the handling of individual modules are presented in Table 3-6.
3.4.2.2 Practical Execution

Replace faulty or suspect I/O modules in the following way:
1.

Read S800 I/O General Information and Installation.

2.

Special restrictions apply to each module type. See descriptions in Table 3-6
for useful information on individual module types.

3.

Check that the new module can replace the old.

4.

Switch off the power to the I/O station.

5.

Remove the power supply connector from the I/O module.

6.

Remove the process connector from the I/O module.

7.

Provide access to the module by loosening the module locking.

8.

Slide the module to the right and extract the module.

9.

Insert the new module.

10. Store extracted modules in envelopes.

66

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Section 3 Maintenance

S800L I/O Module Replacement

11. Ensure that the module contacts properly mate with the module to the left and
lock the module with the locking screw.
12. Switch on the power to the I/O station.
13. Connect the power supply to the I/O module.
14. Connect the process connector to the I/O module.
15. Modules are automatically initialized by the system and the status indicating
LED extinguishes from red to off and to green when the module is in normal
operation.
16. Perform a function test on the new module.
3.4.2.3 Additional Aspects on Individual S800L I/O Modules

Table 3-6 lists S800L I/O modules. Descriptions of these types are referred
individually in the table below.
Table 3-6 Replacement Aspects of S800L I/O Modules
Module Type - Settings

Comments

AI801, DI801,
DI802, DI803

No settings

Switch the power off before replacement.

AO801, DO801,
DO802

No settings

Switch the power off before replacement.

TU805

No settings

3BSE 020 924R4101

It may be necessary to set the process
device manually to a safe state before the
the power switch off.
Can be replaced with power applied. It may
be necessary to set the process device
manually to a safe state before replacing
the TU805.

67

S800L I/O Module Replacement

68

Section 3 Maintenance

3BSE 020 924R4101

Appendix A Specifications
A.1 AI801 Analog Input Module, 0(4)...20 mA
A.1.0.1 Features

•

8 channels for 0...20 mA,
4...20 mA d.c., single ended
unipolar inputs

•

1 group of 8 channels isolated
from ground

•

12 Bit resolution

•

Input shunt resistors protected
to 30 V by PTC resistor

•

Analog inputs are short circuit
secured to ZP or +24 V

•

EMC protection

•

DIN rail mounting

•

The input withstand HART
communication.

•

Process and power
connections via detachable
connectors

3BSE 020 924R4101

STATUS

S

AI801
0(4)...20mA

L+ L- 24V
+

1

I

+

2

I

3
+

I +

4

I

+

5

I

+

6

I

+

7

I

+

8

I

69

AI801 Analog Input Module, 0(4)...20 mA

Appendix A Specifications

A.1.0.2 Description

The AI801 Analog Input Module has 8 channels for current input.
The current input is able to handle a short circuit to the transmitter supply at least 30
V d.c without damage. Current limiting is performed with a PTC resistor. The input
resistance of the current input is 250 ohm, PTC included.
The EMC protection is placed on the module.
The module distributes the external transmitter supply to each channel. This adds a
simple connection to distribute the supply to 2-wire transmitters. There are no
current limiting on the transmitter power terminals. All eight channels are isolated
from the ModuleBus in one group. Power to the input stages is converted from the
external 24 V.
One STATUS LED indicates module status. The STATUS LED can be Green, off or
Red. The STATUS LED Green indicates normal operation. The STATUS LED Red
indicates that the module is in Init state or Not configured state. In Not configured
state the STATUS LED is turned off after the first valid access to the module.
The reset circuitry gives a reset signal when the POWOK signal is active. The
POWOK comes from the ModuleBus master after power is applied.

70

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Appendix A Specifications

AI801 Analog Input Module, 0(4)...20 mA

A.1.0.3 Technical Data

Table A-1 AI801 Analog Input Module Specifications at 25°C
AI801
Analog Input Module

Feature
Number of channels

8

Type of input

Unipolar single ended

Measurement range

0...20 mA, 4... 20 mA(1)

Under/over range

-0% / +15%

Input impedance (at current input)
(including PTC)

≥230 Ω, ≤270 Ω

Maximum field cable length

600 meters, (656 yd.)

Voltage input, maximum non-destructive 30 V d.c.
NMRR, 50 Hz, 60 Hz

>40 dB

Error

Max. 0.1%

Resolution

12 bit

Temperature drift

Typ. 50 ppm/°C
Max. 80 ppm/°C

Update cycle time

1 ms

Current consumption 24 V external

30 mA

Current consumption 5 V

70 mA

Power dissipation

1.1 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

Input filter cut off frequency
Second order filter

3.5Hz

Input filter (rise time 0-90%)

140 ms

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71

AI801 Analog Input Module, 0(4)...20 mA

Appendix A Specifications

Table A-1 AI801 Analog Input Module Specifications at 25°C (Continued)
AI801
Analog Input Module

Feature
Isolation

Groupwise isolated from ground
(RIV=50 V)

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Acceptable wire sizes

Solid: 0.05-2.5mm2, 30-12 AWG
Stranded: 0.05-1.5mm2, 30-12 AWG
Recommended torque: 0.8 Nm
Stripping length: 6-7.5 mm, 0.24-0.30 in

Width

86.1 mm (3.4”)

Depth

58.5 mm (2.3”)

Height

110 mm (4.33”)

Weight

0.24 kg (0.53 lbs.)

(1) 4...20 mA handled by the FCI or controller
(2) 40° C (104 ° F) applies to compact MTUs with I/O modules or S800L modules mounted on
vertical DIN rail.

72

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Appendix A Specifications

AI801 Analog Input Module, 0(4)...20 mA

A.1.0.4 Block Diagram AI801

STATUS
Pos
1+
1I

LP
Block

2+
2I

LP

Mux

MBI

#
5VS
5V
0V
7I

LP

Power_ok

8+
8I

LP

L+
L-

EM

3BSE 020 924R4101

73

AI801 Analog Input Module, 0(4)...20 mA

Appendix A Specifications

A.1.0.5 Process Connections

Table A-2 AI801 Process Connections
Process
Terminal

Process Connection

74

Ch1, L1+

1+

Ch1, Current Input

1I

Ch 2, L1+

2+

Ch 2, Current Input

2I

Ch 3, L1+

3+

Ch 3, Current Input

3I

Ch 4, L1+

4+

Ch 4, Current Input

4I

Ch 5, L2+

5+

Ch 5, Current Input

5I

Ch 6, L2+

6+

Ch 6, Current Input

6I

Ch 7, L2+

7+

Ch 7, Current Input

7I

Ch 8, L2+

8+

Ch 8, Current Input

8I

3BSE 020 924R4101

Appendix A Specifications

AI801 Analog Input Module, 0(4)...20 mA

Figure A-1 shows the process connections for the AI801.

AI801

Process
L1+

1+

Ch1

1I

L1+

2+

Ch2

2I

L1+

3+

0 - 20mA

Ch3

3I

L1+

4+

0 - 20mA

Ch4

4I

L2+

5+

Ch5

5I

L2+

6+

Ch6

6I

L2+

7+

Ch7

7I

0 - 20mA

0 - 20mA

0 - 20mA

0 - 20mA

0 - 20mA

Mux.

8+
0 - 20mA

Ch8

8I

+24v

L+

0v

L-

Chx I = Current Input

EM

Figure A-1 AI801 Process Connections

3BSE 020 924R4101

75

AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V

Appendix A Specifications

A.2 AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V
A.2.0.1 Features

•

8 channels for 0...20 mA, 4...20 mA, 0...10 V
or 2...10 V d.c., single ended unipolar inputs

•

1 group of 8 channels isolated from ground

•

12 Bit resolution

•

Input shunt resistors protected to 30 V by PTC
resistor

F
R
W

1
2

•

Analog inputs are short circuit secured to ZP or
+24 V

•

EMC protection

•

DIN rail mounting

5

•

The input withstand HART communication.

6

A.2.0.2 Description

The AI810 Analog Input Module has 8 channels. Each
channel can be either a voltage or current input.
The current input is able to handle a short circuit to the
transmitter supply at least 30 V d.c without damage.
Current limiting is performed with a PTC resistor. The
input resistance of the current input is 250 ohm, PTC
included.

3
4

7
8
AI810
0..20 mA, 0..10 V

The voltage input is able to withstand an over or undervoltage of at least 30 V d.c.
Input resistance is 290 kohm. The EMC protection is placed on the module.
Transmitter supply can be connected to L1+, L1- and/or L2+, L2-.
The module distributes the external transmitter supply to each channel. This adds a
simple connection to distribute the supply to 2- or 3-wire transmitters. There are no
current limiting on the transmitter power terminals. Fused MTUs TU830, TU835
and TU838 provides groupwise and channelwise fusing.

76

3BSE 020 924R4101

Appendix A Specifications

AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V

All eight channels are isolated from the ModuleBus in one group. Power to the input
stages is converted from the 24 V on the ModuleBus.
Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). The RUN LED indicates normal operation and the WARNING LED
indicates if any error input is active. The FAULT LED indicates that the module is
in Init state or Not configured state. In Not configured state the FAULT LED is
turned off after the first valid access to the module.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
Five different types of MTUs can be used. The TU830 Extended MTU enables three
wire connection to the devices without additional terminals. The TU810 (or TU814)
Compact MTU has terminals for 24 V process voltage inputs, but requires external
terminals for distribution of 24 V power supply to the field devices. The extended
MTU, TU835, and TU838 provides a fuse (3 A max.) per channel for process power
out. The TU812 Compact MTU has a D-Sub 25 pin (male) connector for connection
to the process.

3BSE 020 924R4101

77

AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V

Appendix A Specifications

A.2.0.3 Technical Data

Table A-3 AI810 Analog Input Module Specifications at 25°C
AI810
Analog Input Module

Feature
Number of channels

8

Type of input

Unipolar single ended

Measurement range

0...20 mA, 0...10 V,
4... 20 mA(1), 2... 10 V (1)

Under/over range

-5% / +15%

Input impedance (at voltage input)

290K Ω

Input impedance (at current input)
(including PTC)

≥230 Ω, ≤275 Ω

Maximum field cable length

600 meters, (656 yd.)

Voltage input, maximum non-destructive 30 V d.c.
NMRR, 50 Hz, 60 Hz

>40 dB

Error

Max. 0.1%

Resolution

12 bit

Temperature drift Current

Typ. 50 ppm/°C
Max. 80 ppm/°C

Temperature drift Voltage

Typ. 70 ppm/°C
Max. 100 ppm/°C

Update cycle time

8 ms

Current consumption 24 V

40 mA

Current consumption 5 V

70 mA

Power dissipation

1.5 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

78

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Appendix A Specifications

AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V

Table A-3 AI810 Analog Input Module Specifications at 25°C (Continued)
AI810
Analog Input Module

Feature
Voltage supervision

Internal power supply

Fusing of transmitter supply

on MTU (TU830 max 1 AT per group)

Sensor power distribution

Max 1 A per connection

Input filter (rise time 0-90%)

140 ms

Isolation

Groupwise isolated from ground
(RIV=50 V)

Module termination units

TU810, TU812, TU814, TU830, TU835
or TU838

MTU keying code

AE

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.2 kg (0.44 lbs.)

(1) Handled by the FCI or controller.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

3BSE 020 924R4101

79

AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V

Appendix A Specifications

A.2.0.4 Block Diagram AI810

FAULT
RUN
WARNING
L1+
ZP
L1+
I1U
I1I
ZP
L1+
I4U
I4I
ZP

Pos

LP
Block

Mux

FCI

LP

#
5 VS
5V
0V

L2+
I5U
I5I
ZP
L2+
I8U
I8I
ZP

Power_ok

LP
+UPInt
ZP
-UPInt

+24 V
0 V 24 V

LP

L2+
ZP

EM

80

3BSE 020 924R4101

Appendix A Specifications

AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V

A.2.0.5 Process Connections

Table A-4 AI810 Process Connections
TU810
(or TU814)
Terminal

Process Connection

TU812
D-Sub 25 male
Connector (1)

TU830/
TU833
Terminal

TU835
Terminal

TU838
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+ (2)

L1+ (2)

0 V d.c. (ZP)

L1-

2, 15

L1- (2)

L1- (2)

L1- (2)

Ch1, L1+

-

-

B1, B2

11 (F1)

A1 (F1)

Ch1, Voltage Input

C1

3

C1

-

B1

Ch1, Current Input

B1

16

C2

12

B2

Ch1, Return (ZP)

A1

-

A1, A2

-

A2

Ch 2, L1+

-

-

B3, B4

21 (F2)

A3 (F2)

Ch 2, Voltage Input

C2

4

C3

-

B3

Ch 2, Current Input

B2

17

C4

22

B4

Ch 2, Return (ZP)

A2

-

A3, A4

-

A4

Ch 3, L1+

-

-

B5, B6

31 (F3)

A5 (F3)

Ch 3, Voltage Input

C3

5

C5

-

B5

Ch 3, Current Input

B3

18

C6

32

B6

Ch 3, Return (ZP)

A3

-

A5, A6

-

A6

Ch 4, L1+

-

-

B7, B8

41 (F4)

A7 (F4)

Ch 4, Voltage Input

C4

6

C7

-

B7

Ch 4, Current Input

B4

19

C8

42

B8

Ch 4, Return (ZP)

A4

-

A7, A8

-

A8

Ch 5, L2+

-

-

B9, B10

51 (F5)

A9 (F5)

Ch 5, Voltage Input

C5

7

C9

-

B9

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81

AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V

Appendix A Specifications

Table A-4 AI810 Process Connections (Continued)
TU810
(or TU814)
Terminal

Process Connection

TU812
D-Sub 25 male
Connector (1)

TU830/
TU833
Terminal

TU835
Terminal

TU838
Terminal

Ch 5, Current Input

B5

20

C10

52

B10

Ch 5, Return (ZP)

A5

-

A9, A10

-

A10

Ch 6, L2+

-

-

B11, B12

61 (F6)

A11 (F6)

Ch 6, Voltage Input

C6

8

C11

-

B11

Ch 6, Current Input

B6

21

C12

62

B12

Ch 6, Return (ZP)

A6

-

A11, A12

-

A12

Ch 7, L2+

-

-

B13, B14

71 (F7)

A13 (F7)

Ch 7, Voltage Input

C7

9

C13

-

B13

Ch 7, Current Input

B7

22

C14

72

B14

Ch 7, Return (ZP)

A7

-

A13, A14

-

A14

Ch 8, L2+

-

-

B15, B16

81 (F8)

A15 (F8)

Ch 8, Voltage Input

C8

10

C15

-

B15

Ch 8, Current Input

B8

23

C16

82

B16

Ch 8, Return (ZP)

A8

-

A15, A16

-

A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

L2+ (2)

L2+ (2)

0 V d.c. (ZP)

L2-

12, 25

L2- (2)

L2- (2)

L2- (2)

(1) Pin 13 connected to connector body for EM.

82

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Appendix A Specifications

AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V

Figure A-2 shows the process connections for the Analog Input Module AI810
when installed on a TU830 Extended MTU.

Process

TU830/TU833
+24v

Pwr.
Source

0v
L1+
4 - 20mA

Ch1 I

4 - 20mA

Ch2 I

0 - 10V

Ch3 V

2 - Wire
XMTRs

L1+

ZP
4 - Wire
XMTRs

0 - 20mA

Ch4 I
ZP
L2+

0 - 20mA

Ch5 I
ZP
L2+

4 - 20mA
3 - Wire
XMTRs

Ch6 I
ZP

0 - 10V

L2+
Ch7 V

0 - 10V

ZP
L2+
Ch8 V
ZP
+24v

Chx V = Voltage Input
Chx I = Current Input

0v

L1+
L1+
L1L1B1,B2
C1
C2
A1,A2

6.3A *
Fuse

AI810
L1+
LL1+
I1U
I1I
ZP

B3,B4
C3
C4
A3,A4

L1+
I2U
I2I
ZP

B5,B6
C5
C6
A5,A6

L1+
I3U
I3I
ZP

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

L1+
I4U
I4I
ZP
L2+
I5U
I5I
ZP

B11,B12
C11
C12
A11,A12

L2+
I6U
I6I
ZP

B13,B14
C13
C14
A13,A14
B15,B16
C15
C16
A15,A16

L2+
I7U
I7I
ZP
L2+
I8U
I8I
ZP

L2+
L2+
L2L2-

6.3A *
Fuse

Mux.

L2+
LEM

* Max 1 AT in combination with AI810

Figure A-2 AI810 with TU830 Extended MTU Process Connections

3BSE 020 924R4101

83

AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V

Appendix A Specifications

Figure A-3 shows the process connections for the AI810 when installed on a TU810
or TU814 Compact MTU.

Process

TU810
(or TU814)
+24V
Pwr.
Sup.

0V

L1+
ZP

Ch1 I

C1
B1
A1

L1+
I1U
I1I
ZP

4 - 20mA

Ch2 I

C2
B2
A2

L1+
I2U
I2I
ZP

0 - 10V

Ch3 V

C3
B3
A3

L1+
I3U
I3I
ZP

4 - 20mA

ZP

ZP

C4
B4
A4

0 - 20mA

Ch5 I
ZP

C5
B5
A5

L1+
I4U
I4I
ZP
L2+
I5U
I5I
ZP

4 - 20mA

Ch6 I
ZP

C6
B6
A6

L2+
I6U
I6I
ZP

0 - 10V

Ch7 V

0 - 10mA

Ch4 V

ZP
0 - 10V

Ch8 V
ZP

Chx V = Voltage Input
Chx I = Current Input

L1+
L1+
L1-

AI810

Pwr.
Sup.

24V

0V

C7
B7
A7
C8
B8
A8
L2+
L2+
L2-

Mux.

L2+
I7U
I7I
ZP
L2+
I8U
I8I
ZP
L2+
ZP

EM

Figure A-3 AI810 with TU810 or TU814 Compact MTU Process Connections

84

3BSE 020 924R4101

Appendix A Specifications

AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V

Figure A-4 shows the process connections for the AI810 when installed on a TU835
Extended MTU.

Process

TU835
X11
+24v
0v

4 - 20mA

L1+
L1+
L1L1-

L1+

X12
11

Ch1 I

12

L1+

21

Ch2 I

22

L1+

31

Ch3 I

32

L1+

41

Ch4 I

42

L2+

51

Ch5 I

52

L2+

61

Ch6 I

62

L2+

71

Ch7 I

72

L2+

81

Ch8 I

82

Fn=100mA

4 - 20mA

4 - 20mA

4 - 20mA

4 - 20mA

4 - 20mA

4 - 20mA

+24v

F1

0v
Chx I = Current Input

F3

F4

X13
L2+
L2+
L2L2-

L1+
L-

F2
4 - 20mA

AI810

F5

F6

F7

F8

L1+
I1U
I1I
ZP
L1+
I2U
I2I
ZP
L1+
I3U
I3I
ZP

Mux.

L1+
I4U
I4I
ZP
L2+
I5U
I5I
ZP
L2+
I6U
I6I
ZP
L2+
I7U
I7I
ZP
L2+
I8U
I8I
ZP
L2+
LEM

Figure A-4 AI810 with TU835 Extended MTU Process Connections

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AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V

Appendix A Specifications

Figure A-5 shows the process connections for the AI810 when installed on a TU838
Extended MTU.

Process

TU838

+24v

0 - 20mA

Ch4 I
ZP
L2+

L1+
L1+
L1L1F1
A1
B1
B2
A2
F2
A3
B3
B4
A4
F3
A5
B5
B6
A6
F4
A7
B7
B8
A8
F5
A9

0 - 20mA

Ch5 I
ZP

B9
B10
A10

Pwr.
Source

0v
L1+
4 - 20mA

2 - Wire
XMTRs

Ch1 I
L1+

4 - 20mA

Ch2 I

0 - 10V

Ch3 V
ZP

4 - Wire
XMTRs

L2+
4 - 20mA
3 - Wire
XMTRs

Ch6 I
ZP

0 - 10V

L2+
Ch7 V

0 - 10V

ZP
L2+
Ch8 V
ZP
+24v

Chx V = Voltage Input
Chx I = Current Input

0v

A11
B11
B12
A12
A13
B13
B14
A14
A15
B15
B16
A16
L2+
L2+
L2L2-

F6

F7

F8

AI810

L1+
LL1+
I1U
I1I
ZP
L1+
I2U
I2I
ZP
L1+
I3U
I3I
ZP

Mux.

L1+
I4U
I4I
ZP
L2+
I5U
I5I
ZP
L2+
I6U
I6I
ZP
L2+
I7U
I7I
ZP
L2+
I8U
I8I
ZP
L2+
LEM

Figure A-5 AI810 with TU838 Extended MTU Process Connections

86

3BSE 020 924R4101

Appendix A Specifications

AI810 Analog Input Module, 0(4)...20 mA, 0(2)...10 V

Figure A-6 shows the process connections for the AI810 when installed on a TU812
Compact MTU.

TU812

Process
Connection

1

1 UP1

14

14 UP1

2

2 ZP1

15

15 ZP1

3

3 S1

Ch1 V

16

16 S2

Ch1 I

4

4 S3

Ch2 V

17

17 S4

Ch2 I

5

5 S5

Ch3 V

18

18 S6

Ch3 I

6

6 S7

Ch4 V

19

19 S8

Ch4 I

7

7 S9

Ch5 V

20

20 S10

Ch5 I

8

8 S11

Ch6 V

21

21 S12

Ch6 I

+24V

L0V

9

9 S13

Ch7 V

22

22 S14

Ch7 I

10

10 S15

Ch8 V

23

23 S16

Ch8 I

11

11 UP2

+24V

24

24 UP2

12

12 ZP2

25

25 ZP2

13

13 EM

AI810
L1+

0V

L1+
I1U
I1I
ZP
L1+
I2U
I2I
ZP
L1+
I3U
I3I
ZP

Mux.

L1+
I4U
I4I
ZP
L2+
I5U
I5I
ZP
L2+
I6U
I6I
ZP
L2+
I7U
I7I
ZP
L2+
I8U
I8I
ZP
L2+
L-

EM

EM

Chx V = Voltage Input
Chx I = Current Input

Figure A-6 AI810 with TU812 Compact MTU Process Connections

3BSE 020 924R4101

87

AI820 Differential Analog Input Module, +/- 20 mA, +/- 10 V, +/- 5 V (4...20 mA, 2...10 V, 1...5 V)

A.3 AI820 Differential Analog Input Module,
+/- 20 mA, +/- 10 V, +/- 5 V (4...20 mA, 2...10 V, 1...5 V)
A.3.0.1 Features

•

4 channels for -20...+20 mA, 0...20 mA, 4...20
mA, -10...+10 V, 0...10 V, 2...10 V, -5...+5 V,
0...5 V, 1...5 V d.c. bipolar differential inputs

•

One group of 4 channels isolated from ground

•

Configurable on a per channel basis

•

14 Bit resolution plus sign

•

Input shunt resistors protected to 30 V d.c.

•

EMC protection

•

DIN rail mounting

•

The input withstand HART communication.

A.3.0.2 Description

The AI820 Analog Input Module has 4 differential,
bipolar current/voltage inputs. Each channel can be
either a voltage or current input.

F
R
W

1

2

3

4

AI820

±20 mA, ±10 V Diff
The current inputs can withstand an accidental
maximum normal mode 30 V d.c. connection. To
protect the current input circuit against dangerous
input levels, that is, by accidentally connecting a 24 V source, the resistor rating of
the 250Ω current sense resistors is about 5 Watts. This is intended only to
temporarily protect one channel at a time.

The module distributes the external transmitter supply to each channel. This adds a
simple connection (with extended MTUs) to distribute the supply to external 2 wire
transmitters. There is no current limiting on the transmitter power terminals.
All 4 channels are isolated from the ModuleBus in one group. Power to the input
stages is converted from the 24 V on the ModuleBus.

88

3BSE 020 924R4101

Appendix A Specifications

AI820 Differential Analog Input Module, +/- 20 mA, +/- 10 V, +/- 5 V

Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). The RUN LED indicates normal operation and the WARNING LED
indicates if any diagnostic condition is active. The FAULT LED indicates that the
module is in Init state or Not configured state. In Not Configured state the FAULT
LED is turned off after the first valid access to the module.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
Four different types of MTUs can be used. The TU830 Extended MTU enables
three wire connection to the devices without additional terminals. The TU810 (or
TU814) Compact MTU has terminals for 24 V process voltage inputs, but requires
external terminals for distribution of 24 V power supply to the field devices. The
TU812 Compact MTU has a D-Sub 25 pin (male) connector for connection to the
process.

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89

AI820 Differential Analog Input Module, +/- 20 mA, +/- 10 V, +/- 5 V (4...20 mA, 2...10 V, 1...5 V)

A.3.0.3 Technical Data

Table A-5 AI820 Differential Analog Input Module Specifications at 25°C

AI820
Analog Input Module

Feature

90

Number of channels

4

Type of input

Bipolar differential

Measurement ranges (nominal)

-20...+20 mA, 0...20 mA,
4...20 mA (1), -10...+10 V, 0...10 V, 2...10
V (1), -5...+5 V, 0...5 V, 1...5 V (1) d.c.

Over/under range

± 15%

Input impedance (at voltage input)

200kΩ +/− 25% Common mode
800kΩ +/− 25% Normal mode

Input impedance (at current input)

250 Ω

Maximum field cable length

600 meters, (656 yd.)

Max. Differential d.c. input (Fault)

30 V

Common mode voltage input

50 V d.c.

CMRR, 50 Hz, 60 Hz

80 dB (>60 dB d.c.)

NMRR, 50 Hz, 60 Hz

33 dB

Error

Max. 0,1%

Resolution

14 bit plus sign

Temperature drift, Current

Max.50 ppm/°C

Temperature drift, Voltage

Max.70 ppm/°C

Update cycle time (all four channels)

<26 ms

Current consumption 24 V

70 mA

Current consumption 5 V

80 mA

Power dissipation

1.7W

3BSE 020 924R4101

Appendix A Specifications

AI820 Differential Analog Input Module, +/- 20 mA, +/- 10 V, +/- 5 V

Table A-5 AI820 Differential Analog Input Module Specifications at 25°C
(Continued)
AI820
Analog Input Module

Feature
Maximum ambient temperature

55/40°C
(131/104°F)(2)

Voltage supervision

Internal process supply

Input filter (rise time)

40 ms

Fusing of transmitter supply

on Extended MTU

Isolation

Groupwise isolated from ground
(RIV=50 V)

Module termination units

TU810, TU812, TU814 or TU830

MTU keying code

BB

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.2 kg (0.44 lbs.)

(1) Handled by the FCI or controller.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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91

AI820 Differential Analog Input Module, +/- 20 mA, +/- 10 V, +/- 5 V (4...20 mA, 2...10 V, 1...5 V)

A.3.0.4 Block Diagram AI820

FAULT
RUN
WARNING
L1+
L1L1+
L1-

Pos

I1U+
I1I+
I1-

AMP
+
LPF

Block
PGA

CLK +/-

Mux

MBI-2

G=1/2
L1+
L1-

5 VS

I2U+
I2IB
I2I+
I2-

CPU
AMP
+
LPF

I3U+
I3IB
I3I+
I3-

Data +/-

#

ModuleBus

I1IB

AMP
+
LPF

5V
0V
Power_ok

+UPInt
ZP
-UPInt

+24 V
+0 V 24

L2+
L2-

I4U+
I4IB
I4I+
I4L2+
L2L2+
L2-

AMP
+
LPF

ZP

EM

92

3BSE 020 924R4101

Appendix A Specifications

AI820 Differential Analog Input Module, +/- 20 mA, +/- 10 V, +/- 5 V

A.3.0.5 Process Connections

Table A-6 AI820 Process Connections
TU812
D-Sub 25 male
Connector(1)

TU810
(or TU814)
Terminal

Process Connection

TU830/TU833
Terminal

+24 V d.c.

L1+

1, 14

L1+

0 V d.c. (ZP)

L1-

2, 15

L1-

Ch1, L1+

-

-

B1, B2

3

C1

Ch1V, Voltage Input + C1
(2)

B1

16

C2

Ch1, L1-

A1

-

A1, A2

Ch 1, L1+

-

-

B3, B4

C2

4

C3

B2

17

C4

Ch 1, L1-

A2

-

A3, A4

Ch 2, L1+

-

-

B5, B6

5

C5

Ch1IB

Ch 1I, Current Input +
Ch 1-, Return -

(2)

Ch 2V, Voltage Input + C3
(2)

B3

18

C6

Ch 2, L1-

A3

-

A5, A6

Ch 2, L1+

-

-

B7, B8

C4

6

C7

B4

19

C8

Ch 2, L1-

A4

-

A7, A8

Ch 3, L2+

-

-

B9, B10

7

C9

Ch 2IB

Ch 2I, Current Input +
Ch 2-, Return -

(2)

Ch 3V, Voltage Input + C5

3BSE 020 924R4101

93

AI820 Differential Analog Input Module, +/- 20 mA, +/- 10 V, +/- 5 V (4...20 mA, 2...10 V, 1...5 V)

Table A-6 AI820 Process Connections (Continued)
TU812
D-Sub 25 male
Connector(1)

TU810
(or TU814)
Terminal

Process Connection

TU830/TU833
Terminal

Ch 3IB (2)

B5

20

C10

Ch 3, L2-

A5

-

A9, A10

Ch 3, L2+

-

-

B11, B12

Ch 3I, Current Input +

C6

8

C11

Ch 3-, Return - (2)

B6

21

C12

Ch 3, L2-

A6

-

A11, A12

Ch 4, L2+

-

-

B13, B14

Ch 4V, Voltage Input + C7

9

C13

Ch 4IB (2)

B7

22

C14

Ch 4, L2-

A7

-

A13, A14

Ch 4, L2+

-

-

B15, B16

Ch 4I, Current Input +

C8

10

C15

Ch 4-, Return - (2)

B8

23

C16

Ch 4, L2-

A8

-

A15, A16

+24 V d.c.

L2+

11, 24

L2+

0 V d.c. (ZP)

L2-

12, 25

L2-

(1) Pin 13 connected to connector body for EM.
(2) When connect current signal current bridge must be connected to the voltage Input. If 2-wire
transmitter also connect Return- to L1- or L2-.

94

3BSE 020 924R4101

Appendix A Specifications

AI820 Differential Analog Input Module, +/- 20 mA, +/- 10 V, +/- 5 V

Figure A-7 shows the process connections for the Differential Analog Input Module
AI820 when installed on a TU830 Extended MTU.

L1+
I1I+
I1L1-

B5,B6
C5
C6
A5,A6

L1+
I2U+
I2IB
L1-

B7,B8
C7
C8
A7,A8

L1+
I2I+
I2L1-

B9,B10
C9
C10
A9,A10

L2+
I3U+
I3IB
L2-

Ch3 I
Ch3 -

B11,B12
C11
C12
A11,A12

L2+
I3I+
I3L2-

CH4 V

B13,B14
C13
C14
A13,A14

L2+
I4U+
I4IB
L2-

B15,B16
C15
C16
A15,A16

L2+
I4I+
I4L2-

4 - 20mA
L1+
Ch2V
Ch2IB
Ch2 I
Ch2L1Ch3V
Ch3IB
0 - 20mA

4 Wire
XTMR
0 - 10V
L2+
L2+24v
Chx V = Voltage Input
Chx I = Current Input

L1-

B3,B4
C3
C4
A3,A4

Ch1 -

3 Wire
XTMR

L1+

L1+
I1U+
I1IB
L1-

4 Wire
XTMR

Pwr.
Source

Fuse

B1,B2
C1
C2
A1,A2

Ch1 V

2 Wire
XTMR

6.3A

0v

L2+
L2+
L2L2-

6.3A
Fuse

250W

Compensation

250W

0v
0 - 10V

L1+
L1+
L1L1-

Diff.
Amp
+
LPF

250W

+24v

AI820

Diff.
Amp
+
LPF

250W

Pwr.
Source

TU830/TU833

Diff.
Amp
+
LPF

250W

Process

Diff.
Amp
+
LPF

250W

Compensation

250W

Compensation

250W

Compensation

L2+

LPF = Low Pass Filter

L2EM

Figure A-7 AI820 with TU830 Extended MTU Process Connections

3BSE 020 924R4101

95

AI820 Differential Analog Input Module, +/- 20 mA, +/- 10 V, +/- 5 V (4...20 mA, 2...10 V, 1...5 V)

Figure A-8 shows the process connections for the AI820 when installed on a TU810
or TU814 Compact MTU.

Local
Gnd.

0 - 10V

L1+
L1+
L1-

L1+
I1U+
I1IB
L1-

C2
B2
A2

L1+
I1I+
I1L1-

C3
B3
A3

L1+
I2U+
I2IB
L1-

C4
B4
A4

L1+
I2I+
I2L1-

C5
B5
A5

L2+
I3U+
I3IB
L2-

Ch3 I
Ch3 -

C6
B6
A6

L2+
I3I+
I3L2-

CH4 V

C7
B7
A7

L2+
I4U+
I4IB
L2-

C8
B8
A8

L2+
I4I+
I4L2-

4 Wire
XTMR
Ch1 4 - 20mA
Ch2V
Ch2IB

Ch2 I
Ch2 L1-

Pwr.
Source

Ch3V
Ch3IB
0 - 20mA

4 Wire
XTMR

0 - 10V
3 Wire
XTMR

Chx V = Voltage Input
Chx I = Current Input

Ch4 -

+24v
0v

L1-

C1
B1
A1

Ch1 V

2 Wire
XTMR

L1+

L2+
L2+
L2-

250W

Compensation

250W

Compensation

250W

Compensation

250W

Compensation

L2+
L2-

250W

Pwr.
Source

AI820

250W

TU810
(or TU814)

250W

+24V 0V

250W

Process

Diff.
Amp
+
LPF

Diff.
Amp
+
LPF

Diff.
Amp
+
LPF

Diff.
Amp
+
LPF

LPF = Low Pass Filter
EM

Figure A-8 AI820 with TU810 or TU814 Compact MTU Process Connections

96

3BSE 020 924R4101

Appendix A Specifications

AI820 Differential Analog Input Module, +/- 20 mA, +/- 10 V, +/- 5 V

Figure A-9 shows the process connections for the AI820 when installed on a
TU812.

TU812

2 ZP1

15

15 ZP1

3

L1+
0V

L1-

3 S1

Ch1 V

16

16 S2

Ch1 IB

L1+
I1U+
I1IB
L1-

4

4 S3

Ch1 I

17

17 S4

Ch1 R

5

5 S5

Ch2 V

18

18 S6

Ch2 IB

6

6 S7

19

19 S8

Ch2 R

7

7 S9

Ch3 V

20

20 S10

Ch3 IB

Ch2 I

L1+
I1I+
I1L1L1+
I2U+
I2IB
L1-

L2+
I3U+
I3IB
L2-

8 S11

21

21 S12

Ch3 R

9

9 S13

Ch4 V

22

22 S14

Ch4 IB

10

10 S15

Ch4 I

23

23 S16

Ch4 R

11

11 UP2

+24V

24

24 UP2

12

12 ZP2

25

25 ZP2

L2+

13

13 EM

L2-

0V

Diff.
Amp
+
LPF

Diff.
Amp
+
LPF

250W

Compensation

L2+
I3I+
I3L2L2+
I4U+
I4IB
L2-

Diff.
Amp
+
LPF

250W

Compensation

L1+
I2I+
I2L1-

8

Ch3 I

250W

Compensation

250W

14 UP1

2

250W

14

+24V

250W

1 UP1

250W

Compensation

L2+
I4I+
I4L2-

250W

Process
Connection

1

AI820

Diff.
Amp
+
LPF

LPF = Low Pass Filter
EM

Figure A-9 AI820 with TU812 Compact MTU Process Connections

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Appendix A Specifications

A.4 AI825 Galvanic Isolated Analog Input Module
A.4.0.1 Features

•

4 channels individually galvanic isolated inputs
for +20 mA, 0...20 mA, 4...20 mA, +10 V,
0...10 V, 2...10 V

•

14 Bit resolution plus sign

•

Input shunt resistors protected to 30 V d.c.

•

EMC protection

•

DIN rail mounting

•

The input withstand HART communication.

A.4.0.2 Description

The AI825 Analog Input Module has 4 individually
galvanic isolated, bipolar current/voltage inputs. Each
channel can be either a voltage or current input.
The module has a direct current input that withstand
up to 6.3 V and a over voltage protected current input
that withstand up to +30 V d.c. The current is limited
by a PTC resistor.
Power to the input stages is converted from the 24 V
on the ModuleBus.
Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). The RUN LED indicates normal operation and the WARNING LED
indicates if any diagnostic condition is active. The FAULT LED indicates that the
module is in Init state or Not configured state. In Not Configured state the FAULT
LED is turned off after the first valid access to the module.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.

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AI825 Galvanic Isolated Analog Input Module

Three different types of MTUs can be used; TU831 Extended MTU, TU811 or
TU813 Compact MTU. The TU813 Compact MTU has crimped snap-in connectors
for connection to the process.

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Appendix A Specifications

A.4.0.3 Technical Data

Table A-7 AI825 Galvanic Isolated Input Module Specifications at 25°C

AI825
Analog Input Module

Feature
Number of channels

4

Type of input

Galvanic isolated
channel to channel
channel to ground

Measurement ranges (nominal)

-20...+20 mA, 0...20 mA,
4...20 mA, -10...+10 V, 0...10 V,
2...10 V d.c.

Over/under range

± 15%

Input impedance at voltage input (I x U)

10 MΩ

Input impedance at current input (I x I)

50 Ω

Over voltage protected current input (I x IP) 50 Ω + 125 Ω
Maximum field cable length

600 meters, (656 yd.)

Max. Differential d.c. input (Fault)
Voltage input
Over voltage protected current input
Current input

100

30 V
30 V
6.3 V

CMRR, 50 Hz, 60 Hz

120 dB

NMRR

>40 dB at 50 Hz, >55 dB at 60 Hz

Error

Max. 0,1%

Resolution

14 bit plus sign

Temperature drift

Max 57 ppm/°C (± 20 mA)
Max 34 ppm/°C (± 10 V)
Max 78 ppm/°C (0...20 mA)
Max 47 ppm/°C (0...10 V)

Update cycle time (all four channels)

<10 ms

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AI825 Galvanic Isolated Analog Input Module

Table A-7 AI825 Galvanic Isolated Input Module Specifications at 25°C
(Continued)
AI825
Analog Input Module

Feature
Current consumption 24 V

Typ 90 mA, max 110 mA

Current consumption 5 V

Typ 70 mA, max 100 mA

Power dissipation

Typ 2.5 W, max 3.2 W

Maximum ambient temperature

55/40°C
(131/104°F)(1)

Voltage supervision

Internal supplies

Input filter (0 to 90%)

130 ms at current input
115 ms at voltage input

Module termination units

TU811, TU813 or TU831

MTU keying code

DA

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

250 V

Dielectric test voltage
between channels

1900 V d.c.

channel to ground and MB24V

3250 V d.c.

MB24V to ground

720 V d.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.22 kg (0.48 lbs.)

(1) 40°C (104°F) applies to compact MTUs with I/O-modules mounted on vertical DIN rail.

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Appendix A Specifications

A.4.0.4 Block Diagram AI825

FAULT
RUN
WARNING
Pos
I1U
I1I
ZP1

AMP
+
LPF

Block
#

CLK +/MBI-2

5 VS

I2U
I2IP
I2I
ZP2

Data +/-

ModuleBus

I1IP

CPU
AMP
+
LPF

5V
0V

#

Power_ok

I3U
I3IP
I3I
ZP3

AMP
+
LPF

#
Ch1
+24 V
Ch2

I4U
I4IP
I4I
ZP4

+0 V 24
AMP
+
LPF

Ch3
#
Ch4

EM

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AI825 Galvanic Isolated Analog Input Module

A.4.0.5 Process Connections

Table A-8 AI825 Process Connections
TU811
or TU813
Terminal

Process Connection

TU831
Terminal

Ch1V, Voltage Input +

B1

B1

Ch1 IP, Current input+ protected

C2

B2

Ch 1I, Current Input +

A2

A2

Ch 1-, Return - (ZP1)

A1

A1

Ch 2V, Voltage Input +

B3

B3

Ch2 IP, Current input+ protected

C4

B4

Ch 2I, Current Input +

A4

A4

Ch 2-, Return - (ZP2)

A3

A3

Ch 3V, Voltage Input +

B5

B5

Ch3 IP, Current input+ protected

C6

B6

Ch 3I, Current Input +

A6

A6

Ch 3-, Return - (ZP3)

A5

A5

Ch 4V, Voltage Input +

B7

B7

Ch4 IP, Current input+ protected

C8

B8

Ch 4I, Current Input +

A8

A8

Ch 4-, Return - (ZP4)

A7

A7

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Appendix A Specifications

Figure A-7 shows the process connections for the Galvanic Isolated Analog Input
Module AI825 when installed on a TU811 or TU813 Compact MTU.

Process

+10 V

Ch1 V

Ch1 ZP

+20 mA Ch2 IP

Ch2 ZP

AI825

B1

I1U

C2

I1IP

A2

I1I

A1

ZP1

B3

I2U

C4

I2IP

A4

I2I

A3

ZP2

B5

I3U

C6

I13IP

Ch3 I

A6

I3I

Ch3 ZP

A5

ZP3

B7

I4U

C8

I4IP

4-20 mA Ch4 I

A8

I4I

Ch4 ZP

A7

ZP4

+20 mA

-

TU811/TU813

+

EM

Figure A-10 AI825 with TU811 or TU813 Compact MTU Process Connections

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Appendix A Specifications

AI825 Galvanic Isolated Analog Input Module

Figure A-8 shows the process connections for the AI825 when installed on a TU831
Extended MTU.

Process

+10 V

Ch1 V

AI825

B1

I1U

B2

I1IP

A2

I1I

Ch1 ZP

A1

ZP1

B3

I2U

+20 mA Ch2 IP

B4

I2IP

A4

I2I

A3

ZP2

B5

I3U

B6

I13IP

Ch3 I

A6

I3I

Ch3 ZP

A5

ZP3

Ch2 ZP

+20 mA

-

TU831

+

B7

I4U

B8

I4IP

4-20 mA Ch4 I

A8

I4I

Ch4 ZP

A7

ZP4

EM

Figure A-11 AI825 with TU831 Extended MTU Process Connections

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AI830 RTD Input Module

Appendix A Specifications

A.5 AI830 RTD Input Module
A.5.0.1 Features

•

8 channels for RTD (Pt100, Cu10, Ni100 and
Ni120 and resistor) inputs

F
R

•

3-wire connection to RTDs

•

14 Bit resolution

•

Inputs are monitored for open-circuit, shortcircuit and has a input grounded sensor

2

•

EMC protection

3

•

DIN rail mounting.

W

1

A.5.0.2 Description

The AI830 RTD Input Module has 8 channels for
measurement of temperature with resistive elements
(RTDs). With 3-wire connections. All the RTDs must
be isolated from ground.

4
5
6
7
8

The AI830 can be used with Pt100, Cu10, Ni100,
Ni120 or resistive sensors. Linearization and
conversion of the temperature to Centigrade or
Fahrenheit is performed on the module. Every channel
can be individually configured.

AI830
RTD

The MainsFreq parameter is used to set mains frequency filter cycle time. This will
give a notch filter at the frequency specified (50 Hz or 60 Hz).
Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). The RUN LED indicates normal operation and the WARNING LED
indicates if any error input is active. The FAULT LED indicates that the module is
in Init state, Error state or Not configured state.
In Not configured state the FAULT LED is turned off after the first valid access to
the module.

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AI830 RTD Input Module

The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
Four different types of MTUs can be used. The TU830 Extended MTU and the
TU810 (or TU814) Compact MTU enables three wire connection to the devices
without additional terminals. The TU812 Compact MTU has a D-Sub 25 pin (male)
connector for connection to the process.

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Appendix A Specifications

A.5.0.3 Technical Data

Table A-9 AI830 RTD Input Module Specifications at 25°C
AI830
RTD Input Module

Feature
Number of channels

8

Type of input

3-wire RTD:
Pt100, Cu10, Ni100, Ni120 and resistive
potentiometer

Measurement range

See Table A-10

Maximum field cable resistance

55 Ω

Error dependent of the field cable
resistance

Rerr = R x (0.005 + ∆R/100)

Rerr =Error in ohm

Terr°C = Rerr / (R0 x TCR)
Terr°F = Terr°C x 1.8

R =Wire resistance
∆R =Difference in % between resistance
in field cables, see Figure A-12.
CMRR, 50 Hz, 60 Hz

>120 dB(1)

NMRR, 50 Hz, 60 Hz

>60 dB

Error (IEC 51-1)(2)

See Table A-10

Resolution

See Table A-10

Temperature drift

See Table A-10

Update cycle time

150 ms + n x 95 ms (3)

Current consumption 24 V

50 mA

Current consumption 5 V

70 mA

Power dissipation

1.6 W

Maximum ambient temperature

55/40°C
(131/104°F)(4)

Supervision

108

Open-circuit, short-circuit(5),
reference channel, internal power supply

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Appendix A Specifications

AI830 RTD Input Module

Table A-9 AI830 RTD Input Module Specifications at 25°C (Continued)
AI830
RTD Input Module

Feature
Isolation

Groupwise isolated from ground (RIV=50
V)

Mounting termination units

TU810, TU812, TU814 or TU830

MTU keying code

AF

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.22 kg (0.49 lbs.)

At 10 Ω load, e.g. Cu 10. CMMR is >80 dB at <400 Ω load and >110 dB at 100 Ω.
Without error dependent of the field cable resistance
n=Number of active channels
40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.
(5) For Cu10, not short circuit.

(1)
(2)
(3)
(4)

R1
Pt100

R2

AI830

∆R=Difference between
R1 and R2
R1, R2, Rzp=Field cable
resistance

Rzp

Figure A-12 Error dependency of the field cable resistance

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Appendix A Specifications

Table A-10 AI830 Signal Range
Temperature
Range

Sensor
Type
(1)

Max Error
50 Hz

60 Hz

Resolution
50 Hz

60 Hz

MaxTemp
Drift

0.095°C

0.11°C

0.025°C

0.030°C

0.0017°C/°C

Pt100(1)

0.17°F

0.19°F

0.046°F

0.055°F

0.003°F/°F

-200...250°C

Pt100(1)

0.14°C

0.15°C

0.026°C

0.031°C

0.0025°C/°C

-328...482°F

Pt100(1)

0.25°F

0.27°F

0.046°F

0.055°F

0.0045°F/°F

-200...850°C

(1)

0.22°C

0.24°C

0.056°C

0.067°C

0.005°C/°C

-328...1562°F Pt100(1)

0.39°F

0.43°F

0.10°F

0.12°F

0.009°F/°F

-60...180°C

Ni100(2)

0.10°C

0.12°C

0.031°C

0.037°C

0.0021°C/°C

-76...356°F

Ni100(2)

0.19°F

0.21°F

0.056°F

0.067°F

0.0038°F/°F

-80...260°C

Ni120

(3)

0.27°C

0.29°C

0.022°C

0.026°C

0.0029°C/°C

-112...500°F

Ni120(3)

0.49°F

0.51°F

0.039°F

0.046°F

0.0053°F/°F

-100...260°C

Cu10(4)

0.60°C

0.69°C

0.26°C

0.31°C

0.024°C/°C

-148...500°F

Cu10(4)

1.1°F

1.3°F

0.46°F

0.56°F

0.0043°F/°F

0...400 Ω

Resistor

0.083 Ω

0.091 Ω

0.020 Ω

0.024 Ω

0.0020 Ω/°C

0...400 Ω

Resistor

0.083 Ω

0.091 Ω

0.020 Ω

0.024 Ω

0.0036 Ω/°F

-80...80°C

Pt100

-112...176°F

Pt100

(1) According to IEC 751, TCR = 0.003850
(2) According to DIN 43760, TCR = 0.00617
(3) According to MIL-T-24388C, TCR = 0. 00672
Ro = 120 Ω (MINCO)
(4) According to TCR = 0.00427, R25 = 10 Ω (MINCO)

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AI830 RTD Input Module

A.5.0.4 Block Diagram AI830

FAULT
RUN
WARNING
ZP
Pos
LP

Block
Mux

I4+
I4ZP

CPU

MBI

#
LP

5VS
5V

I5+
I5ZP

I8+
I8ZP

0V
LP

LP

Power_ok

+12V
ZP
-12V

ModuleBus

I1+
I1ZP

+24 V
0 V 24 V

Ref:s

ZP

EM

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Appendix A Specifications

A.5.0.5 Process Connections

Table A-11 AI830 Process Connections

112

TU812
D-Sub 25 male
Connector (1)

TU810
(or TU814)
Terminal

Process
Connection

TU830/TU833
Terminal

-

L1+ (2)

1, 14

L1+ (2)

0 V d.c. (ZP)

L1-

2, 15

L1- (2)

-

-

-

B1, B2

Ch1, + Input

C1

3

C1

Ch1, - Input

B1

16

C2

Ch1, Return (ZP)

A1

-

A1, A2

-

-

-

B3, B4

Ch 2, + Input

C2

4

C3

Ch 2, - Input

B2

17

C4

Ch 2, Return (ZP)

A2

-

A3, A4

-

-

-

B5, B6

Ch 3, + Input

C3

5

C5

Ch 3, - Input

B3

18

C6

Ch 3, Return (ZP)

A3

-

A5, A6

-

-

-

B7, B8

Ch 4, + Input

C4

6

C7

Ch 4, - Input

B4

19

C8

Ch 4, Return (ZP)

A4

-

A7, A8

-

-

-

B9, B10

Ch 5, + Input

C5

7

C9

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Appendix A Specifications

AI830 RTD Input Module

Table A-11 AI830 Process Connections (Continued)
TU812
D-Sub 25 male
Connector (1)

TU810
(or TU814)
Terminal

Process
Connection

TU830/TU833
Terminal

Ch 5, - Input

B5

20

C10

Ch 5, Return (ZP)

A5

-

A9, A10

-

-

-

B11, B12

Ch 6, + Input

C6

8

C11

Ch 6, - Input

B6

21

C12

Ch 6, Return (ZP)

A6

-

A11, A12

-

-

-

B13, B14

Ch 7, + Input

C7

9

C13

Ch 7, - Input

B7

22

C14

Ch 7, Return (ZP)

A7

-

A13, A14

-

-

-

B15, B16

Ch 8, + Input

C8

10

C15

Ch 8, - Input

B8

23

C16

Ch 8, Return (ZP)

A8

-

A15, A16

-

L2+ (2)

11, 24

L2+ (2)

0 V dc (ZP)

L2-

12, 25

L2- (2)

(1) Pin 13 connected to connector body for EM.

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Appendix A Specifications

Figure A-13 shows the process connections for the RTD Input Module AI830 when
installed on a TU830 Extended MTU.

Process

TU830/TU833

0V

6.3A
Fuse

ZP

Ch1+
Ch1ZP

B1,B2
C1
C2
A1,A2

I1+
I1ZP

Ch2+
Ch2ZP

B3,B4
C3
C4
A3,A4

I2+
I2ZP

Ch3+
Ch3ZP

B5,B6
C5
C6
A5,A6

I3+
I3ZP

T

T

T

T

Ch5+
Ch5ZP

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

Ch6+
Ch6ZP

B11,B12
C11
C12
A11,A12

Ch4+
Ch4ZP
T

T

T
Ch7+
Ch7ZP
T

L1+
L1+
L1L1-

AI830

Ch8+
Ch8ZP

0V

I4+
I4ZP
I5+
I5ZP
I6+
I6ZP

B13,B14
C13
C14
A13,A14
B15,B16
C15
C16
A15,A16
L2+
L2+
L2L2-

I7+
I7ZP
I8+
I8+
ZP
6.3A
Fuse

ZP

EM

Note: No external power supply should be connected

Figure A-13 AI830 with TU830 Extended MTU Process Connections

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Appendix A Specifications

AI830 RTD Input Module

Figure A-14 shows the process connections for the AI830 when installed on a
TU810 of TU814 Compact MTU.

Process

TU810
(or TU814)

0V

L1+
L1+
L1-

AI830

ZP

T
Ch1+
Ch1ZP

C1
B1
A1

I1+
I1ZP

Ch2+
Ch2ZP

C2
B2
A2

I2+
I2ZP

Ch3+
Ch3ZP

C3
B3
A3

I3+
I3ZP

Ch4+
Ch4ZP

C4
B4
A4

I4+
I4ZP

Ch5+
Ch5ZP

C5
B5
A5

I5+
I5ZP

Ch6+
Ch6ZP

C6
B6
A6

I6+
I6ZP

Ch7+
Ch7ZP

C7
B7
A7

I7+
I7ZP

Ch8+
Ch8ZP

C8
B8
A8

I8+
I8+
ZP

L2+
L2+
L2-

ZP

T

T

T

T

T

T

T

0V

EM

Note: No external power supply should be connected

Figure A-14 AI830 with TU810 or TU814 Compact MTU Process Connections

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AI830 RTD Input Module

Appendix A Specifications

Figure A-15 shows the connections for the AI830 when installed on a TU812.

TU812

Process
Connection

1

1 UP1

14

14 UP1

2

2 ZP1

15

15 ZP1

3

3 S1

Ch1 +

16

16 S2

Ch1 -

4

4 S3

Ch2 +

17

17 S4

Ch2 -

5

5 S5

Ch3 +

18

18 S6

Ch3 -

6

6 S7

Ch4 +

19

19 S8

Ch4 -

7

7 S9

Ch5 +

20

20 S10

Ch5 -

8

8 S11

Ch6 +

21

21 S12

Ch6 -

AI830

+24V

0V
ZP

9

9 S13

Ch7 +

22

22 S14

Ch7 -

10

10 S15

Ch8 +

23

23 S16

Ch8 -

11

11 UP2

+24V

24

24 UP2

12

12 ZP2

25

25 ZP2

13

13 EM

0V

I1+
I1ZP
I2+
I2ZP
I3+
I3ZP
I4+
I4ZP
I5+
I5ZP
I6+
I6ZP
I7+
I7ZP
I8+
I8ZP

ZP

EM

Figure A-15 AI830 with TU812 Compact MTU Process Connections

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Appendix A Specifications

AI835 Thermocouple/mV Input Module

A.6 AI835 Thermocouple/mV Input Module
A.6.0.1 Features

•

8 differential input channels for
thermocouple/mV

F
R

•

Channel 8 can be designated as the CJ-channel
(4-wire Pt100 RTD)

W

•

Variety of thermocouples with the following
characteristics:
B, C, E, J, K, N, R, S and T

1

•

15 Bit resolution (A/D)

3

•

Inputs are monitored for wire-break open-circuit

4

•

EMC protection

5

•

DIN rail mounting.

A.6.0.2 Description

The AI835 Thermocouple/mV Input Module is part of
the S800 I/O. It provides 8 differential input channels
for Thermocouple/mV measurements. Measurement
ranges configurable per channel are:
-30 mV to +75 mV linear, or TC Types B, C, E, J, K,
N, R, S and T.

2

6
7
8

AI835
TC/mV

One of the channels (Channel 8) may be configured for “Cold Junction” (ambient)
temperature measurements, thus serving as CJ-channel for Ch. 1...7. The junction
temperature may be measured locally on the MTUs screw terminals, or on a
connection unit distant form the device. Alternatively, a fix junction temperature for
the module may be set by the user (as parameter). Channel 8 may be used in the
same manner as Ch. 1...7 when no CJ-temperature measurement is needed.
Each input-channel can measure a mV type of signal source (Thermocouple or
linear), and may be grounded or ungrounded.

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AI835 Thermocouple/mV Input Module

Appendix A Specifications

Full self-calibration is obtained by means of 0V, 50 mV and 100 ohm references,
which are regularly updated.
Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). The RUN LED indicates normal operation and the WARNING LED
indicates if any error input is active. The FAULT LED indicates that the module is
in Init state, Error state or Not configured state.
In Not configured state the FAULT LED is turned off after the first valid access to
the module.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
Four different types of MTUs can be used. The TU830 Extended MTU or the
TU810 (or TU814) Compact MTU enables three wire connection to the devices
without additional terminals. The TU812 Compact MTU has a D-Sub 25 pin (male)
connector for connection to the process.

118

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Appendix A Specifications

AI835 Thermocouple/mV Input Module

A.6.0.3 Technical Data

Table A-12 AI835 Thermocouple/mV Input Module Specifications at 25°C

Feature

AI835
Thermocouple/mV Input Module

Number of channels

8 (Differential)

Type of input

-30 mV to 75 mV linear, or TC types B,
C, E, J, K, N, R, S and T

Measurement range

See Table A-13

Input impedance

> 1 MΩ

CJ-temperature measurement reference 4-wire connected IEC-751/Pt100 RTD
Maximum field cable length

600 meters (656 yd.)

CMV between channels, max.

12 V d.c.

CMRR, 50 Hz, 60 Hz

120 dB

NMRR, 50 Hz, 60 Hz

>60 dB(1)

Resolution (A/D)

15 bits

Error

0.1%

Temperature drift

Typ. 15 ppm/°C
Max. 35 ppm/°C

Filter, analog (1st order Low-pass)

10 Hz

Filter (integration)

50 Hz or 60 Hz

Update cycle time, max.

280 ms + n x 80 ms at 50 Hz
250 ms + n x 70 ms at 60 Hz
(n = active channels)

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AI835 Thermocouple/mV Input Module

Appendix A Specifications

Table A-12 AI835 Thermocouple/mV Input Module Specifications at 25°C
(Continued)
Feature
Supervision

AI835
Thermocouple/mV Input Module
Module: reference channels, power
supply low
Channel TC: open-circuit
Linear: none
Pt100 (CH8): <-40°C (-40°F) and
>100°C (212°F)

Current consumption 24 V

50 mA

Current consumption 5 V

75 mA

Power dissipation

1.6 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

120

Isolation

Groupwise isolated from ground
(RIV=50 V)

Module termination units

TU810, TU812, TU814 or TU830

MTU keying code

BA

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

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Appendix A Specifications

AI835 Thermocouple/mV Input Module

Table A-12 AI835 Thermocouple/mV Input Module Specifications at 25°C
(Continued)
Feature

AI835
Thermocouple/mV Input Module

Height

119 mm (4.7”)

Weight

0.22 kg (0.49 lbs.)

(1) >40 dB at 50 Hz and 60 Hz ±1%
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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AI835 Thermocouple/mV Input Module

Appendix A Specifications

Table A-13 AI835 Range/Linearization
Input Type

Temperature Range

TC type B (1)

44...1820oC, 111...3308oF

TC type C

0...2300oC, 32...4172oF

TC type E (1)

-270...1000oC, -454...1832oF

TC type J (1)

-210...1200oC, -346...2192oF

TC type K (1)

-270...1372oC, -454...2501oF

TC type N (1)

-270...1300oC, -454...2372oF

TC type R (1)

-50...1768oC, -58...3214oF

TC type S (1)

-50...1768oC, -58...3214oF

TC type T (1)

-270...400oC, -454...752oF

Linear range
Pt100 RTD (for CJC)

-30...75 mV
(2)

-40...100oC, -40...212oF

(1) Linearization per IEC 584-1 1995, and following ITS 90 requirements.
(2) Sensor Type applies to Channel 8 only, for the measuring of the Cold
Junction Compensation temperature.

From the 11 Sensor Types above, one choice is to be selected by the user per
channel.

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AI835 Thermocouple/mV Input Module

A.6.0.4 Block Diagram AI835
Fault
MB = Modulebus
FIC = Full protocol module Interface Circuity
MTI = Main Timer Interface
SPI = Serial Peripheral Interface

REFs

Run
Warning
+CH1
-CH1

+CH2
-CH2

EMC/
LP

EMC/
LP

Data
Differential

A/D

ANALOG

CLK

#

MUX

+CH7
-CH7

Amplifier

CTRL
(MTI)

EMC/
LP
ADR(SPI)

+CH8

Pos(6:0)
pow_ok
+5V

+PCJC
Pt100

MB

FIC

(low)

EMC/
LP

0V

-CH8

²

+UPint ²
GNDA ²
-UPint

²

²

-PCJC
ZP

EM

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+24V
0V_24V

123

AI835 Thermocouple/mV Input Module

Appendix A Specifications

A.6.0.5 Process Connections

Table A-14 AI835 Process Connections
TU810
(or TU814)
Terminal

Process
Connection

124

TU812
D-Sub 25 male
Connector (1)

TU830/TU833
Terminal

Pt100, PCJC-

L1+ (2)

1, 14

L1+ (2)

-

L1-

2, 15

L1- (2)

-

-

-

B1, B2

Ch1, + Input

C1

3

C1

Ch1, - Input

B1

16

C2

Ch1, Return (ZP)

A1

-

A1, A2

-

-

-

B3, B4

Ch 2, + Input

C2

4

C3

Ch 2, - Input

B2

17

C4

Ch 2, Return (ZP)

A2

-

A3, A4

-

-

-

B5, B6

Ch 3, + Input

C3

5

C5

Ch 3, - Input

B3

18

C6

Ch 3, Return (ZP)

A3

-

A5, A6

-

-

-

B7, B8

Ch 4, + Input

C4

6

C7

Ch 4, - Input

B4

19

C8

Ch 4, Return (ZP)

A4

-

A7, A8

-

-

-

B9, B10

Ch 5, + Input

C5

7

C9

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Appendix A Specifications

AI835 Thermocouple/mV Input Module

Table A-14 AI835 Process Connections (Continued)
TU810
(or TU814)
Terminal

Process
Connection

TU812
D-Sub 25 male
Connector (1)

TU830/TU833
Terminal

Ch 5, - Input

B5

20

C10

Ch 5, Return (ZP)

A5

-

A9, A10

-

-

-

B11, B12

Ch 6, + Input

C6

8

C11

Ch 6, - Input

B6

21

C12

Ch 6, Return (ZP)

A6

-

A11, A12

-

-

-

B13, B14

Ch 7, + Input

C7

9

C13

Ch 7, - Input

B7

22

C14

Ch 7, Return (ZP)

A7

-

A13, A14

-

-

-

B15, B16

Ch 8, + Input

C8

10

C15

Ch 8, - Input

B8

23

C16

Ch 8, Return (ZP)

A8

-

A15, A16

Pt100, PCJC+

L2+ (2)

11, 24

L2+ (2)

-

L2-

12, 25

L2- (2)

(1) Pin 13 connected to connector body for EM.

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AI835 Thermocouple/mV Input Module

Appendix A Specifications

Figure A-16 shows the process connections for the TC/mV Input Module AI835
when installed on a TU830 Extended MTU.

Process

TU830/TU833

Ch1+
Ch1Thermocouple isolated
from ground

PCJC-

Fuse

I1+
I1ZP

B3,B4
C3
C4
A3,A4

I2+
I2ZP

Ch3+
Ch3-

B5,B6
C5
C6
A5,A6

I3+
I3ZP

Ch5+
Ch5-

Ch6+
Ch6-

Ch7+
Ch7Pt100

6.3A

Ch2+
Ch2-

Ch4+
Ch4-

Thermocouple connected
to ground

L1+
L1+
L1L1B1,B2
C1
C2
A1,A2

AI835

Ch8+
Ch8-

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

I4+
I4ZP
I5+
I5ZP

B11,B12
C11
C12
A11,A12

I6+
I6ZP

B13,B14
C13
C14
A13,A14
B15,B16
C15
C16
A15,A16
L2+
L2+
L2L2-

I7+
I7ZP
I8+
I8+
ZP
6.3A

PCJC+

Fuse
EM

Note: No external power supply should be connected

Figure A-16 AI835 with TU830 Extended MTU Process Connections

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Appendix A Specifications

AI835 Thermocouple/mV Input Module

Figure A-17 shows the process connections for the AI835 when installed on a
TU810 or TU814 Compact MTU.

Process

TU810
(or TU814)
L1+
L1+
L1-

Thermocouple isolated
from ground

Thermocouple connected
to ground

Pt100

AI835

PCJC-

Ch1+
Ch1-

C1
B1
A1

I1+
I1ZP

Ch2+
Ch2-

C2
B2
A2

I2+
I2ZP

Ch3+
Ch3-

C3
B3
A3

I3+
I3ZP

Ch4+
Ch4-

C4
B4
A4

I4+
I4ZP

Ch5+
Ch5-

C5
B5
A5

I5+
I5ZP

Ch6+
Ch6-

C6
B6
A6

I6+
I6ZP

Ch7+
Ch7-

C7
B7
A7

I7+
I7ZP

Ch8+
Ch8-

C8
B8
A8

I8+
I8+
ZP
L2+
L2+
L2-

PCJC+
EM

Note: No external power supply should be connected

Figure A-17 AI835 with TU810 or TU814 Compact MTU Process Connections

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AI835 Thermocouple/mV Input Module

Appendix A Specifications

Figure A-18 shows the AI835 connections through a remote junction box.

TU810
(or TU814)

Process
Multi-conductor (Cu)
shielded cables
Thermocouple
connected to
ground

L1+
L1+
L1-

Junction
Box

AI835

PCJC-

2

Ch1+
Ch1-

C1
B1
A1

I1+
I1ZP

2

Ch2+
Ch2-

C2
B2
A2

I2+
I2ZP

2

Ch3+
Ch3-

C3
B3
A3

I3+
I3ZP

2

Ch4+
Ch4-

C4
B4
A4

I4+
I4ZP

2

Ch5+
Ch5-

C5
B5
A5

I5+
I5ZP

2

Ch6+
Ch6-

C6
B6
A6

I6+
I6ZP

2

Ch7+
Ch7-

C7
B7
A7

I7+
I7ZP

2

Ch8+
Ch8-

C8
B8
A8

I8+
I8+
ZP

Thermocouple
isolated from
ground

2

L2+
L2+
L2-

PCJC+
EM

Note: No external power supply should be connected

Figure A-18 AI835 with TU810 or TU814 Compact MTU Process
Connections to Remote Junction Box

128

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Appendix A Specifications

AI835 Thermocouple/mV Input Module

Figure A-19 shows the connections for the AI835 when installed on a TU812.

TU812

Process
Connection

1

1

14

14

AI835

PCJCPCJC-

2

2 ZP1

15

15 ZP1

3

3 S1

Ch1 +

16

16 S2

Ch1 -

4

4 S3

Ch2 +

17

17 S4

Ch2 -

5

5 S5

Ch3 +

18

18 S6

Ch3 -

6

6 S7

Ch4 +

19

19 S8

Ch4 -

7

7 S9

Ch5 +

20

20 S10

Ch5 -

8

8 S11

Ch6 +

21

21 S12

Ch6 -

0V

9

9 S13

Ch7 +

22

22 S14

Ch7 -

10

10 S15

Ch8 +

23

23 S16

Ch8 -

11

11

PCJC+

24

24

12

12 ZP2

25

25 ZP2

13

13 EM

0V

I1+
I1ZP
I2+
I2ZP
I3+
I3ZP
I4+
I4ZP
I5+
I5ZP
I6+
I6ZP
I7+
I7ZP
I8+
I8ZP
PCJC+

EM
EM

Figure A-19 AI835 with TU812 Compact MTU Process Connections

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AI843 Thermocouple/mV Input Module

Appendix A Specifications

A.7 AI843 Thermocouple/mV Input Module
A.7.0.1 Features

•

8 differential input channels for
thermocouple/mV.

•

The module can be used in both single and
redundant applications.

•

A separate channel is used as CJ-channel
(4-wire Pt100 RTD)

•

Variety of thermocouples with the following
characteristics: B, C, E, J, K, L, N, R, S, T and U

•

16 Bit resolution (A/D converter)

•

Inputs are monitored for wire-break open-circuit

•

EMC protection

•

DIN rail mounting.

A.7.0.2 Description

The AI843 Thermocouple/mV Input Module is part of
the S800 I/O. It provides 8 differential input channels
for Thermocouple/mV measurements. Measurement
ranges configurable per channel are:
-30 mV to +75 mV linear, or TC Types B, C, E, J, K, L, N, R, S, T and U.
A separate channel is used for “Cold Junction” (ambient) temperature
measurements, thus serving as CJ-channel for Ch. 1...8. The junction temperature
may be measured locally on the MTUs screw terminals, or on a connection unit
distant form the device. Alternatively, a fix junction temperature for the module
may be set by the user (as parameter) or a junction temperature set by the
application.
Each input-channel can measure a mV type of signal source (Thermocouple or
linear), and may be grounded or ungrounded.

130

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Appendix A Specifications

AI843 Thermocouple/mV Input Module

Full self-calibration is obtained by means of 0V and 30 mV references, which are
regularly updated.
Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). The RUN LED indicates normal operation and the WARNING LED
indicates if any error input is active. The FAULT LED indicates that the module is
in Init state, Error state or Not configured state.
In Not configured state the FAULT LED is turned off after the first valid access to
the module.
On each channel there is a Fault (Red) LED that indicate channel error.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master or controller after power is applied.
Three different types of MTUs can be used. In single applications TU830 Extended
MTU enables three wire connection to the devices without additional terminals.
In redundant applications TU842 for horizontal mounting and TU843 for vertical
mounting.

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AI843 Thermocouple/mV Input Module

Appendix A Specifications

A.7.0.3 Technical Data

Table A-15 AI843 Thermocouple/mV Input Module Specifications at 25°C

Feature

AI843
Thermocouple/mV Input Module

Number of channels

8 (Differential)

Type of input

-30 mV to 75 mV linear, or TC types B,
C, E, J, K, L, N, R, S, T and U

Measurement range

See Table A-16

Input impedance

> 1 MΩ

CJ-temperature measurement reference 4-wire connected IEC-751/Pt100 RTD

132

Maximum field cable length

600 meters (656 yd.) or max. 500 Ω

CMV between channels, max.

5 V d.c.

CMRR, 50 Hz, 60 Hz

100 dB

NMRR, 50 Hz, 60 Hz

>40 dB

Resolution (A/D converter)

16 bits

Error

<0.1%

Temperature drift

Typ. 10 ppm/°C
Max. 25 ppm/°C

Filter, analog (1st order Low-pass)

1.1 kHz

Filter (integration)

50 Hz or 60 Hz

Update cycle time, max.

320 ms + n x 80 ms at 50 Hz
267 ms + n x 67 ms at 60 Hz
(n = active channels)

3BSE 020 924R4101

Appendix A Specifications

AI843 Thermocouple/mV Input Module

Table A-15 AI843 Thermocouple/mV Input Module Specifications at 25°C
(Continued)
Feature
Supervision

AI843
Thermocouple/mV Input Module
Module error if: reference channels
outside limits, power supply low
Channel error if: open-circuit, out of
range <-40°C (-40°F) and >100°C
(212°F) (only Cold Junction channel)
Linear: none

Current consumption 24 V

50 mA

Current consumption 5 V

60 mA

Power dissipation

1.5 W

Maximum ambient temperature

55/40°C
(131/104°F)(1)

Isolation

Groupwise isolated from ground
(RIV=50 V)

Module termination units, single
applications

TU830

Module termination unit, redundant
application

TU842 and TU843

MTU keying code

B, A

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

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133

AI843 Thermocouple/mV Input Module

Appendix A Specifications

Table A-15 AI843 Thermocouple/mV Input Module Specifications at 25°C
(Continued)
Feature

AI843
Thermocouple/mV Input Module

Height

119 mm (4.7”)

Weight

0.157 kg (0.35 lbs.)

(1) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

134

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Appendix A Specifications

AI843 Thermocouple/mV Input Module

Table A-16 AI843 Range/Linearization
Input Type

Temperature Range

TC type B (1)

44...1820oC, 111...3308oF

TC type C

0...2300oC, 32...4172oF

TC type D

0...2300oC, 32...4172oF

TC type E (1)

-270...1000oC, -454...1832oF

TC type J (1)

-210...1200oC, -346...2192oF

TC type K (1)

-270...1372oC, -454...2501oF

TC type L

-200...900oC, -328...1652oF

TC type N (1)

-270...1300oC, -454...2372oF

TC type R (1)

-50...1768oC, -58...3214oF

TC type S (1)

-50...1768oC, -58...3214oF

TC type T (1)

-270...400oC, -454...752oF

TC type U

-200...600oC, -328...1112oF

Linear range

-30...75 mV

Pt100 RTD (for CJC) (2)

-40...100oC, -40...212oF

(1) Linearization per IEC 584-1 1995, and following ITS 90 requirements.
(2) Sensor Type applies to Cold Junction channel only, for the measuring
of the Cold Junction Compensation temperature.

From the 11 Sensor Types above, one choice is to be selected by the user per
channel.

3BSE 020 924R4101

135

AI843 Thermocouple/mV Input Module

Appendix A Specifications

A.7.0.4 Block Diagram AI843
Fault (F)
Run (R)
Warning (W)

+CH1
-CH1

Ch 1 Fault (F1)
Ch 2 Fault (F2)

Ch 8 Fault (F8)
EMC/LP
MUX

+CH2
-CH2

EMC/LP

#
Data

Pos (0...6)

ModuleBus

CLK
MCU
ASIC

+5V
0V
MUX
#
+CH8
-CH8
S+
+
S-

136

24V
0V-24V

EMC/LP

EMC/LP

CJC

3BSE 020 924R4101

Appendix A Specifications

AI843 Thermocouple/mV Input Module

A.7.0.5 Process Connections

Table A-17 AI843 Process Connections
TU830, TU833,
TU842, TU843
Terminal

Process
Connection

3BSE 020 924R4101

-

L1+ (2)

-

L1- (2)

PCJC+

B1

Ch1, + Input

C1

Ch1, - Input

C2

Ch1, Return (ZP)

A1, A2

ICJC+

B2

ICJC-

B3

Pref

B4

Ch 2, + Input

C3

Ch 2, - Input

C4

Ch 2, Return (ZP)

A3, A4

PCJC-

B5

-

B6

Ch 3, + Input

C5

Ch 3, - Input

C6

Ch 3, Return (ZP)

A5, A6

-

B7, B8

Ch 4, + Input

C7

Ch 4, - Input

C8

137

AI843 Thermocouple/mV Input Module

Appendix A Specifications

Table A-17 AI843 Process Connections (Continued)
TU830, TU833,
TU842, TU843
Terminal

Process
Connection

138

Ch 4, Return (ZP)

A7, A8

-

B9, B10

Ch 5, + Input

C9

Ch 5, - Input

C10

Ch 5, Return (ZP)

A9, A10

-

B11

PCJC+

B12

Ch 6, + Input

C11

Ch 6, - Input

C12

Ch 6, Return (ZP)

A11, A12

ICJC+

B13

ICJC-

B14

Ch 7, + Input

C13

Ch 7, - Input

C14

Ch 7, Return (ZP)

A13, A14

Pref

B15

PCJC-

B16

Ch 8, + Input

C15

Ch 8, - Input

C16

Ch 8, Return (ZP)

A15, A16

-

L2+ (2)

-

L2- (2)

3BSE 020 924R4101

Appendix A Specifications

AI843 Thermocouple/mV Input Module

Figure A-20 shows the process connections for the TC/mV Input Module AI843
when installed on a TU830 Extended MTU.
TU830/TU833

Process

L1+
L1+
L1L1-

Fuse
PCJC+
ICJC+
I1+
I1ZP

B3
B4
C3
C4
A3,A4

ICJCPref
I2+
I2ZP
PCJC-

Ch3+
Ch3-

B5
B6
C5
C6
A5,A6

Ch4+
Ch4-

B7
B8
C7
C8
A7,A8

I4+
I4ZP

B9
B10
C9
C10
A9,A10

I5+
I5ZP

B11
B12
C11
C12
A11,A12

PCJC+
I6+
I6ZP

B13
B14
C13
C14
A13,A14

ICJC+
ICJCI7+
I7ZP

B15
B16
C15
C16
A15,A16

Pref
PCJCI8+
I8+
ZP

Thermocouple isolated
from ground
Ch2+
Ch2-

Ch5+
Ch5-

Ch6+
Ch6-

Pt100

Ch7+
Ch7-

Ref100

Ch8+
Ch8-

Note: No external power supply
should be connected

AI843

B1
B2
C1
C2
A1,A2

Ch1+
Ch1-

Thermocouple connected
to ground

6.3A

L2+
L2+
L2L2-

I3+
I3ZP

6.3A
Fuse
EM

Figure A-20 AI843 with TU830 Extended MTU Process Connections

3BSE 020 924R4101

139

AI843 Thermocouple/mV Input Module

Appendix A Specifications

Figure A-21 shows the process connections for the TC/mV Input Module AI843
when installed on a TU830 Extended MTU.
TU830/TU833

Process
Multi-conductor (Cu)
shielded cables

Thermocouple
connected to
ground

L1+
L1+
L1L1-

Junction
Box
2

Ch1+
Ch1-

6.3A

AI843

Fuse

B1
B2
C1
C2
A1,A2

PCJC+
ICJC+
I1+
I1ZP

B3
B4
C3
C4
A3,A4

ICJC+
Pref
I2+
I2ZP
PCJC-

2

Ch2+
Ch2-

2

Ch3+
Ch3-

B5
B6
C5
C6
A5,A6

2

Ch4+
Ch4-

B7
B8
C7
C8
A7,A8

I4+
I4ZP

2

Ch5+
Ch5-

B9
B10
C9
C10
A9,A10

I5+
I5ZP

2

Ch6+
Ch6-

B11
B12
C11
C12
A11,A12
B13
B14

PCJC+
I6+
I6ZP
ICJC+
ICJC-

2

Ch7+
Ch7-

C13
C14
A13,A14

I7+
I7ZP

B15
B16
C15
C16
A15,A16

Pref
PCJCI8+
I8+
ZP

Pt100

Ref100

2
Thermocouple
isolated from
ground

Ch8+
Ch8-

I3+
I3ZP

6.3A

Note: No external power supply
should be connected

L2+
L2+
L2L2-

Fuse
EM

Figure A-21 AI843 with TU830 Extended MTU Process Connections to Remote
Junction Box

140

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Appendix A Specifications

AI843 Thermocouple/mV Input Module

Figure A-22 shows the process connections for the Thermocouple/mV Input
Module AI843 when installed on a TU842 or TU843 Redundant MTU.
Process

Ch1+
Ch1Thermocouple isolated
from ground
Ch2+
Ch2-

Ch3+
Ch3-

Ch4+
Ch4-

Ch5+
Ch5Thermocouple connected
to ground

Ch6+
Ch6Pt100

Ch7+
Ch7Ref100

Ch8+
Ch8-

TU842/TU843
L1+
L1+
L1L1B1
B2
C1
C2
A1,A2
B3
B4
C3
C4
A3,A4
B5
B6
C5
C6
A5,A6
B7
B8
C7
C8
A7,A8
B9
B10
C9
C10
A9,A10
B11
B12
C11
C12
A11,A12
B13
B14
C13
C14
A13,A14
B15
B16
C15
C16
A15,A16

AI843
PCJC+
ICJC+
I1+
I1ZP
ICJCPref
I2+
I2ZP
PCJCI3+
I3ZP
I4+
I4ZP
I5+
I5ZP
PCJC+
I6+
I6ZP
ICJC+
ICJCI7+
I7ZP
Pref
PCJCI8+
I8+
ZP

L2+
L2+
L2L2-

EM

AI843
PCJC+
ICJC+
I1+
I1ZP

Pref
PCJCI8+
I8+
ZP

Note: No external power supply
should be connected

EM

Figure A-22 AI843 with TU842 or TU843 Extended MTU Process Connections

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AI845 Analog Input Module, single or redundant

Appendix A Specifications

A.8 AI845 Analog Input Module, single or redundant
A.8.0.1 Features

•

8 channels for 0...20 mA, 4...20 mA, 0...5 V
or 1...5 V d.c., single ended unipolar inputs

•

Single or redundant operation

•

1 group of 8 channels isolated from ground

•

12 Bit resolution

•

Field power distribution

•

Advanced on-board diagnostics

•

EMC protection

•

DIN rail mounting

•

HART pass-through communication

F
R
W

A.8.0.2 Description

The AI845 Analog Input Module for single or
redundant applications. The module has 8 channels.
Each channel can be either a voltage or current input.
AI845

The voltage and current input is able to withstand an
over or undervoltage of at least 11 V d.c. Input
resistances are, for voltage > 10 M ohm and for current
250 ohm. The EMC protection is placed on the
module.

0/4....20mA 0...5V
0...20mA,
HART

The module distributes the external transmitter supply to each channel. This adds a
simple connection to distribute the supply to 2- or 3-wire transmitters. The
transmitter power is supervised and current limited.
The module perform self-diagnostic cyclically. Module diagnostics include:
•

142

External power supply, Transmitter power and External shunt error. Error in
these will be reported as External channel error.

3BSE 020 924R4101

Appendix A Specifications

AI845 Analog Input Module, single or redundant

•

Low Pass Filter, Multiplexer and Test channels. Error in these will be reported
as Internal channel error.

•

Analog Read Back, Reference Voltage, Internal Power Supply, Checksum,
Watchdog and Memory. Error in these will be reported as Module Error.

All eight channels are isolated from the ModuleBus in one group. Power to the input
stages is converted from the 24 V on the ModuleBus.
Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). The RUN LED indicates normal operation and the WARNING LED
indicates if any error input is active. The FAULT LED indicates that the module is
in Init state or Not configured state. In Not configured state the FAULT LED is
turned off after the first valid access to the module.
The module has HART pass-through functionality. Only point to point
communication is supported.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
Five different types of MTUs can be used for single applications. The TU830
Extended MTU enables three wire connection to the devices without additional
terminals. The TU810 (or TU814) Compact MTU has terminals for 24 V process
voltage inputs, but requires external terminals for distribution of 24 V power supply
to the field devices. The extended MTU, TU835, and TU838 provides a fuse (3 A
max.) per channel for process power out. The TU812 Compact MTU has a D-Sub
25 pin (male) connector for connection to the process.
Two types of MTUs can be used for redundant applications, one for mounting on a
horizontal DIN rail and one for mounting on a vertical DIN rail.

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AI845 Analog Input Module, single or redundant

Appendix A Specifications

A.8.0.3 Technical Data

Table A-18 AI845 Analog Input Module Specifications at 25°C
AI845
Analog Input Module

Feature
Number of channels

8

Type of input

Unipolar single ended

Measurement range

0...20 mA, 0...5 V,
4... 20 mA, 1... 5V

Over range

+15%

Input impedance (at voltage input)

10 MΩ

Input impedance (at current input)
(including PTC)

250 Ω

Maximum field cable length

600 meters, (656 yd.)

Voltage input, maximum non-destructive 11 V d.c.
NMRR, 50 Hz, 60 Hz

>40 dB

Error

Max. 0.1%

Resolution

12 bit

Temperature drift

Max. 50 ppm/°C

Update cycle time

10 ms

Current consumption 24 V (ModuleBus) 50 mA

144

Current consumption 5 V (ModuleBus)

100 mA

Current consumption 24 V (external)

150 mA

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Appendix A Specifications

AI845 Analog Input Module, single or redundant

Table A-18 AI845 Analog Input Module Specifications at 25°C (Continued)
AI845
Analog Input Module

Feature
Power dissipation

3.5 W

Maximum ambient temperature

55/40°C
(131/104°F)(1)

Transmitter power:
voltage
current limit
Supervision

24 V @ 23 mA
30 mA
Module error if: analog read back,
reference voltage, internal power supply,
checksum, watchdog and memory error
Internal channel error if: low pass filter,
multiplexer and test channels error
External channel error if: external power
supply low, transmitter power and
external shunt error

Input filter (rise time 0-90%)

290 ms

Isolation

Groupwise isolated from ground (RIV=50
V)

Module termination units

TU810, TU812, TU814, TU830, TU835,
TU838, TU844 or TU845

MTU keying code

CC

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

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AI845 Analog Input Module, single or redundant

Appendix A Specifications

Table A-18 AI845 Analog Input Module Specifications at 25°C (Continued)
Feature

AI845
Analog Input Module

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.23 kg (0.51 lbs.)

(1) 40°C (104°F) applies to compact MTUs with I/O-modules mounted on vertical DIN rail.

146

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Appendix A Specifications

AI845 Analog Input Module, single or redundant

A.8.0.4 Block Diagram AI845

R
W
F

24 V

UP

ZP

UP1

T 24 V

U1
I1

LP
2 x 47ms

CPU
MBI

ZP

U1 C
T 24 V

UP8

Mux

U8
I8
ZP

Mux

LP
2 x 47ms

U8 C

3BSE 020 924R4101

#

LP
2 x 47ms

HART
Modem

Mux

LP
2 x 47ms

147

AI845 Analog Input Module, single or redundant

Appendix A Specifications

A.8.0.5 Process Connections

Table A-19 AI845 Process Connections
TU812
TU830/
TU810
(or TU814) D-Sub 25 male TU833
Connector (1) Terminal
Terminal

Process
Connection

TU835
Terminal

TU838
Terminal

TU844
TU845
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+ (2)

L1+ (2)

L1+

0 V d.c. (ZP)

L1-

2, 15

L1- (2)

L1- (2)

L1- (2)

L1-

U1

-

-

B1

11 (F1)

A1 (F1)

B1

Ch1, Voltage Input

C1

3

C1

-

B1

B2(2)

Ch1, Current Input

B1

16

C2

12

B2

B2(2)

Ch1, Return (ZP)

A1

-

A1, A2

-

A2

A1,A2

U2

-

-

B3

21 (F2)

A3 (F2)

B3

Ch 2, Voltage Input

C2

4

C3

-

B3

B4(2)

Ch 2, Current Input

B2

17

C4

22

B4

B4(2)

Ch 2, Return (ZP)

A2

-

A3, A4

-

A4

A3, A4

U3

-

-

B5

31 (F3)

A5 (F3)

B5

Ch 3, Voltage Input

C3

5

C5

-

B5

B6(2)

Ch 3, Current Input

B3

18

C6

32

B6

B6(2)

Ch 3, Return (ZP)

A3

-

A5, A6

-

A6

A5, A6

U4

-

-

B7

41 (F4)

A7 (F4)

B7

Ch 4, Voltage Input

C4

6

C7

-

B7

B8(2)

Ch 4, Current Input

B4

19

C8

42

B8

B8(2)

Ch 4, Return (ZP)

A4

-

A7, A8

-

A8

A7, A8

U5

-

-

B9

51 (F5)

A9 (F5)

B9

Ch 5, Voltage Input

C5

7

C9

-

B9

B10(2)

148

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Appendix A Specifications

AI845 Analog Input Module, single or redundant

Table A-19 AI845 Process Connections (Continued)
TU812
TU810
TU830/
(or TU814) D-Sub 25 male TU833
Connector (1) Terminal
Terminal

Process
Connection

TU835
Terminal

TU838
Terminal

TU844
TU845
Terminal

Ch 5, Current Input

B5

20

C10

52

B10

B10(2)

Ch 5, Return (ZP)

A5

-

A9, A10

-

A10

A9, A10

U6

-

-

B11

61 (F6)

A11 (F6)

B11

Ch 6, Voltage Input

C6

8

C11

-

B11

B12(2)

Ch 6, Current Input

B6

21

C12

62

B12

B12(2)

Ch 6, Return (ZP)

A6

-

A11, A12

-

A12

A11, A12

U7

-

-

B13

71 (F7)

A13 (F7)

B13

Ch 7, Voltage Input

C7

9

C13

-

B13

B14(2)

Ch 7, Current Input

B7

22

C14

72

B14

B14(2)

Ch 7, Return (ZP)

A7

-

A13, A14

-

A14

A13, A14

U8

-

-

B15

81 (F8)

A15 (F8)

B15

Ch 8, Voltage Input

C8

10

C15

-

B15

B16(2)

Ch 8, Current Input

B8

23

C16

82

B16

B16(2)

Ch 8, Return (ZP)

A8

-

A15, A16

-

A16

A15, A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

L2+ (2)

L2+ (2)

L2+

0 V d.c. (ZP)

L2-

12, 25

L2- (2)

L2- (2)

L2- (2)

L2-

(1) Pin 13 connected to connector body for EM.
(2) Voltage or current input chosen by the shunt stick on TU844/TU845.

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149

AI845 Analog Input Module, single or redundant

Appendix A Specifications

Figure A-23 shows the process connections for the Analog Input Module AI845
when installed on a TU830 Extended MTU.

Process

TU830/TU833

+24v
Pwr.
Source

0v
U1
4 - 20mA

2 - Wire
XMTRs

Ch1 I
U2

4 - 20mA

Ch2 I

0 - 5V

Ch3 V
ZP

4 - Wire
XMTRs

0 - 20mA

Ch4 I
ZP
U5

0 - 20mA

Ch5 I
ZP

4 - 20mA

Ch6 I
ZP

U6

3 - Wire
XMTRs
0 - 5V

U7
Ch7 V

0 - 5V

ZP
U8
Ch8 V
ZP
+24v

Chx V = Voltage Input
Chx I = Current Input

0v

L1+
L1+
L1L1B1
C1
C2
A1,A2

6.3A
Fuse

AI845

L1+
LU1
I1U
I1I
ZP

B3
C3
C4
A3,A4

U2
I2U
I2I
ZP

B5
C5
C6
A5,A6

U3
I3U
I3I
ZP

B7
C7
C8
A7,A8
B9
C9
C10
A9,A10

U4
I4U
I4I
ZP
U5
I5U
I5I
ZP

B11
C11
C12
A11,A12

U6
I6U
I6I
ZP

B13
C13
C14
A13,A14
B15
C15
C16
A15,A16

U7
I7U
I7I
ZP
U8
I8U
I8I
ZP

L2+
L2+
L2L2-

6.3A
Fuse

Mux.

L2+
LEM

Figure A-23 AI845 with TU830 Extended MTU Process Connections

150

3BSE 020 924R4101

Appendix A Specifications

AI845 Analog Input Module, single or redundant

Figure A-24 shows the process connections for the Analog Input Module AI845
when installed on a TU835 Extended MTU.

Process

TU835
X11
+24V *
0V

4 - 20mA

L1+
L1+
L1L1-

L1+

X12
11

Ch1 I

12

L1+

21

Ch2 I

22

L1+

31

Ch3 I

32

L1+

41

Ch4 I

42

L2+

51

Ch5 I

52

L2+

61

Ch6 I

62

L2+

71

Ch7 I

72

L2+

81

Ch8 I

82

Fn=100mA

4 - 20mA

4 - 20mA

4 - 20mA

4 - 20mA

4 - 20mA

4 - 20mA

+24V *

F1

Chx I = Current Input

0V

* Should be connected if use of
external power supply supervision.
Must meet the HART requirements
if HART communication is used.

F3

F4

X13
L2+
L2+
L2L2-

L1+
L-

F2
4 - 20mA

AI845

F5

F6

F7

F8

U1
I1U
I1I
ZP
U2
I2U
I2I
ZP
U3
I3U
I3I
ZP

Mux.

U4
I4U
I4I
ZP
U5
I5U
I5I
ZP
U6
I6U
I6I
ZP
U7
I7U
I7I
ZP
U8
I8U
I8I
ZP
L2+
LEM

Figure A-24 AI845 with TU835 Extended MTU Process Connections

3BSE 020 924R4101

151

AI845 Analog Input Module, single or redundant

Appendix A Specifications

Figure A-25 shows the process connections for the Analog Input Module AI845
when installed on a TU838 Extended MTU.

Process

TU838

+24V *

0 - 20mA

Ch4 I
ZP
L2+

L1+
L1+
L1L1F1
A1
B1
B2
A2
F2
A3
B3
B4
A4
F3
A5
B5
B6
A6
F4
A7
B7
B8
A8
F5
A9

0 - 20mA

Ch5 I
ZP

B9
B10
A10

Pwr.
Source

0V
L1+
4 - 20mA

2 - Wire
XMTRs

Ch1 I
L1+

4 - 20mA

Ch2 I

0 - 5V

Ch3 V
ZP

4 - Wire
XMTRs

L2+
4 - 20mA
3 - Wire
XMTRs

Ch6 I
ZP

0 - 5V

L2+
Ch7 V

0 - 5V

ZP
L2+
Ch8 V
ZP

Chx V = Voltage Input
Chx I = Current Input

+24V *
0V

* Should be connected if use of
external power supply supervision.
Must meet the HART requirements
if HART communication is used.

A11
B11
B12
A12
A13
B13
B14
A14
A15
B15
B16
A16
L2+
L2+
L2L2-

F6

F7

F8

AI845

L1+
LU1
I1U
I1I
ZP
U2
I2U
I2I
ZP
U3
I3U
I3I
ZP

Mux.

U4
I4U
I4I
ZP
U5
I5U
I5I
ZP
U6
I6U
I6I
ZP
U7
I7U
I7I
ZP
U8
I8U
I8I
ZP
L2+
LEM

Figure A-25 AI845 with TU838 Extended MTU Process Connections

152

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Appendix A Specifications

AI845 Analog Input Module, single or redundant

Figure A-26 shows the process connections for the Analog Input Module AI845
when installed on a TU810 or TU814 Compact MTU.

Process

TU810
(or TU814)
+24V
Pwr.
Sup.

*
0V

L1+
ZP
U1
I1U
I1I
ZP

4 - 20mA

Ch1 I

C1
B1
A1

4 - 20mA

Ch2 I

C2
B2
A2

U2
I2U
I2I
ZP

0 - 5V

Ch3 V

C3
B3
A3

U3
I3U
I3I
ZP

ZP

ZP

C4
B4
A4

Ch5 I
ZP

C5
B5
A5

U4
I4U
I4I
ZP
U5
I5U
I5I
ZP

4 - 20mA

Ch6 I
ZP

C6
B6
A6

U6
I6U
I6I
ZP

0 - 5V

Ch7 V

0 - 5V

0 - 20mA

Ch4 V

ZP
0 - 5V

Ch8 V
ZP

Chx V = Voltage Input
Chx I = Current Input

L1+
L1+
L1-

AI845

* Should be connected
if use of external power
supply supervision.
Must meet the HART
requirements if HART
communication is used.

C7
B7
A7
C8
B8
A8
L2+
L2+
L2-

Mux.

U7
I7U
I7I
ZP
U8
I8U
I8I
ZP
L2+
ZP

EM

Figure A-26 AI845 with TU810 or TU814 Compact MTU Process Connections

3BSE 020 924R4101

153

AI845 Analog Input Module, single or redundant

Appendix A Specifications

Figure A-27 shows the process connections for the Analog Input Module AI845
when installed on a TU812 Compact MTU.

TU812

Process
Connection

Chx V = Voltage Input
Chx I = Current Input

1

1 UP1

14

14 UP1

2

2 ZP1

15

15 ZP1

3

3 S1

Ch1 V

16

16 S2

Ch1 I

+24V *

AI845
L1+
L-

0V

4

4 S3

Ch2 V

17

17 S4

Ch2 I

5

5 S5

Ch3 V

18

18 S6

Ch3 I

6

6 S7

Ch4 V

19

19 S8

Ch4 I

7

7 S9

Ch5 V

20

20 S10

Ch5 I

8

8 S11

Ch6 V

21

21 S12

Ch6 I

9

9 S13

Ch7 V

22

22 S14

Ch7 I

10

10 S15

Ch8 V

23

23 S16

Ch8 I

11

11 UP2 +24V *

24

24 UP2

12

12 ZP2

25

25 ZP2

13

13 EM

0V

U1
I1U
I1I
ZP
U2
I2U
I2I
ZP
U3
I3U
I3I
ZP

Mux.

U4
I4U
I4I
ZP
U5
I5U
I5I
ZP
U6
I6U
I6I
ZP
U7
I7U
I7I
ZP
U8
I8U
I8I
ZP
L2+
L-

EM

EM

* Should be connected if use of
external power supply supervision.
Must meet the HART requirements
if HART communication is used.

Figure A-27 AI845 with TU812 Compact MTU Process Connections

154

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Appendix A Specifications

AI845 Analog Input Module, single or redundant

Figure A-28 shows the process connections for the Analog Input Module AI845
when installed on a TU844 or TU845 Redundant MTU.
Process

TU844/TU845
+24V

Pwr.
Source

0V
U1
4 - 20mA

L1+
L1+
L1L1B1
B2

Ch1
A1,A2

2 - Wire
XMTRs

U2
4 - 20mA

Ch2

0 - 5V

Ch3

A3,A4

ZP
4 - Wire
XMTRs

0 - 20mA

Ch4
ZP
U5

0 - 20mA

Ch5
ZP
U6

3 - Wire
XMTRs

B3
B4

4 - 20mA Ch6
ZP

B5
B6
A5,A6
B7
B8
A7,A8
B9
B10
A9,A10
B11
B12
A11,A12

0 - 5V

U7
Ch7

B13
B14

0 - 5V

ZP
U8
Ch8

A13,A14
B15
B16

ZP
+24V

A15,A16
L2+
L2+
L2L2-

0V

AI845

L+
LShunt
sticks

U1
I1U
I1I
ZP
U2
I2U
I2I
ZP
U3
I3U
I3I
ZP

Mux.

U4
I4U
I4I
ZP
U5
I5U
I5I
ZP
U6
I6U
I6I
ZP
U7
I7U
I7I
ZP
U8
I8U
I8I
ZP
L+
LEM

AI845

---

L+
LU1
I1U
I1I
ZP

U8
I8U
I8I
ZP
L+
L-

Mux.

EM

Figure A-28 AI845 with TU844 or TU845 Redundant MTU Process Connections

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AI880/AI880A High Integrity Analog Input Module

Appendix A Specifications

A.9 AI880/AI880A High Integrity Analog Input Module
A.9.0.1 Features

•

8 channels for 0...20 mA, 4...20 mA, single ended
unipolar inputs.

•

HART pass-through communication (AI880A)

•

Single or redundant configuration.

•

1 group of 8 channels isolated from ground.

•

12 bit resolution.

•

Configurable filter time per channel.

•

Configurable alarm limit for field power outputs.

•

Configurable over/under range for current inputs.

•

Configurable safety accuracy 0,5 - 4%.

•

Field power distribution, actively verified also in
a redundant pair.

•

Advanced on-board diagnostics.

•

EMC protection.

•

DIN rail mounting.

•

Certified for SIL3 according to EN 61508 (high
and low demand applications).

•

Certified for AK6 according to DIN V 19250/DIN V VDE 0801-AK6.

•

Certified for Category 4 according to EN 954-1.

•

Complies with the NAMUR recommendation NE43, and supports configurable
over- and under range limits.

A.9.0.2 Description

The AI880/AI880A High Integrity Analog Input Module is designed for single and
redundant configuration. The module has 8 current input channels.

156

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Appendix A Specifications

AI880/AI880A High Integrity Analog Input Module

Input resistances is 250 ohm. The EMC protection is placed on the shunt-sticks.
The module distributes the external transmitter supply to each channel. This adds a
simple connection to distribute the supply to 2- or 3-wire transmitters. The
transmitter power is supervised and current limited.
All eight channels are isolated from the ModuleBus in one group. Power to the
Module is generated from the 24 V on the ModuleBus.
The AI880/AI880A complies with the NAMUR recommendation NE43, and
supports configurable over- and under range limits.
As AI880/AI880A needs external shunt sticks, the MTUs TU844 or TU845 is
required.
AI880A has HART pass-through functionality. Only point-to-point communication
is supported.
Self-diagnostic functions

•

Errors in External power supply and External shunt error will be reported as
External channel error.

•

Errors in Low Pass Filter, Multiplexer and Test channels will be reported as
Internal channel error.

•

Errors in Analog to Digital converters, Analog references, Internal power
supplies, Errors in micro controller, FPGA and Memory will be reported as
Module Error.

Four LEDs indicate module status Fault (Red), Run (Green), Warning (Yellow) and
Primary (Yellow):
•

The RUN LED starts flashing when the module is ready to be configured and is
steady lit when the module has reached operational state.

•

The WARNING LED indicates external or internal channel errors.

•

The FAULT LED indicates that there is Module errors present or that the
module is in Init state.

•

The PRIMARY LED indicates that the module is primary (in a redundant pair).

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AI880/AI880A High Integrity Analog Input Module

Appendix A Specifications

A.9.0.3 Technical Data

Table A-20 AI880/AI880A High Integrity Analog Input Module Specifications
at 25°C
AI880
High Integrity Analog Input Module

Feature
Number of channels

8

Type of input

Unipolar single ended

Measurement range

0...20 mA
4... 20 mA

Over range

+15%

Input impedance (at current input)

250 Ω

Maximum field cable length

600 meters, (656 yd.)

Voltage input, maximum non-destructive 11 V d.c.
NMRR, 50 Hz, 60 Hz

>40 dB

Error

<0.1%

Safety accuracy

1.5% (configurable 0.5-4%)

Resolution

12 bit

Temperature drift

Max. 50 ppm/°C

Update cycle time

10 ms

Current consumption 24 V (ModuleBus) 50 mA (max)

158

Current consumption 5 V

10 mA

Power dissipation

2.4 W

Maximum ambient temperature

55/40°C (131/104°F)

Transmitter power:
voltage
current

Field supply - max 4.5 V
30 mA

3BSE 020 924R4101

Appendix A Specifications

AI880/AI880A High Integrity Analog Input Module

Table A-20 AI880/AI880A High Integrity Analog Input Module Specifications
at 25°C (Continued)
Feature

AI880
High Integrity Analog Input Module

Voltage supervision

Internal voltage, field power input, field
power output per channel

Input filter rise time (0-90%)

190 ms (HW filter)

Isolation

8 inputs isolated from ground in one
group
(RIV=50 V)

Module termination units

TU844, TU845

MTU keying code

FF (AI880), FD (AI880A)

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.15 kg (0.33 lbs.)

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AI880/AI880A High Integrity Analog Input Module

Appendix A Specifications

A.9.0.4 Block Diagram AI880/AI880A

FPGA
24 V

UP

ZP

UP1

R
W
F
P

T 24 V

Mux

U1

LP
2 x 47ms

U1 C
UP8

MCU

T 24 V
Mux

U8

LP
2 x 47ms

U8 C

160

#

LP
2 x 47ms

LP
2 x 47ms

Mux

3.3V

24V

3BSE 020 924R4101

Appendix A Specifications

AI880/AI880A High Integrity Analog Input Module

A.9.0.5 Process Connections

Table A-21 AI880/AI880A Process Connections
Process
Connection

3BSE 020 924R4101

TU844
TU845
Terminal

+24 V d.c.

L1+

0 V d.c. (ZP)

L1-

U1

B1

Ch1, Voltage Input

B2

Ch1, Current Input

-

Ch1, Return (ZP)

A1,A2

U2

B3

Ch 2, Voltage Input

B4

Ch 2, Current Input

-

Ch 2, Return (ZP)

A3, A4

U3

B5

Ch 3, Voltage Input

B6

Ch 3, Current Input

-

Ch 3, Return (ZP)

A5, A6

U4

B7

Ch 4, Voltage Input

B8

Ch 4, Current Input

-

Ch 4, Return (ZP)

A7, A8

U5

B9

Ch 5, Voltage Input

B10

161

AI880/AI880A High Integrity Analog Input Module

Appendix A Specifications

Table A-21 AI880/AI880A Process Connections (Continued)
Process
Connection

162

TU844
TU845
Terminal

Ch 5, Current Input

-

Ch 5, Return (ZP)

A9, A10

U6

B11

Ch 6, Voltage Input

B12

Ch 6, Current Input

-

Ch 6, Return (ZP)

A11, A12

U7

B13

Ch 7, Voltage Input

B14

Ch 7, Current Input

-

Ch 7, Return (ZP)

A13, A14

U8

B15

Ch 8, Voltage Input

B16

Ch 8, Current Input

-

Ch 8, Return (ZP)

A15, A16

+24 V d.c.

L2+

0 V d.c. (ZP)

L2-

3BSE 020 924R4101

Appendix A Specifications

AI880/AI880A High Integrity Analog Input Module

Figure A-29 shows the process connections for the High Integrity Analog Input
Module AI880/AI880A when installed on a TU844 or TU845 Redundant MTU.
Process

TU844/TU845
+24V

Pwr.
Source

0V
U1
4 - 20mA

L1+
L1+
L1L1B1
B2

Ch1
A1,A2

2 - Wire
XMTRs

U2
4 - 20mA

Ch2

0 - 5V

Ch3

A3,A4

ZP
4 - Wire
XMTRs

0 - 20mA

0 - 20mA

Ch4

B5
B6
A5,A6
B7
B8

ZP

A7,A8

U5

B9
B10

Ch5
ZP
U6

3 - Wire
XMTRs

B3
B4

4 - 20mA Ch6
ZP

A9,A10
B11
B12
A11,A12

0 - 5V

U7
Ch7

B13
B14

0 - 5V

ZP
U8
Ch8

A13,A14
B15
B16

ZP
+24V

A15,A16
L2+
L2+
L2L2-

0V

AI880/AI880A

L+
LShunt
sticks

U1
I1U
I1I
ZP
U2
I2U
I2I
ZP
U3
I3U
I3I
ZP

Mux.

U4
I4U
I4I
ZP
U5
I5U
I5I
ZP
U6
I6U
I6I
ZP
U7
I7U
I7I
ZP
U8
I8U
I8I
ZP
L+
LEM

AI880

---

L+
LU1
I1U
I1I
ZP

U8
I8U
I8I
ZP
L+
L-

Mux.

EM

Figure A-29 AI880/AI880A with TU844 or TU845 Redundant MTU Process Connections

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AO801 Analog Output Module, 0(4)...20 mA

Appendix A Specifications

A.10 AO801 Analog Output Module, 0(4)...20 mA
A.10.0.1 Features

8 channels of 0...20 mA, 4...20
mA outputs

•

OSP sets outputs to
predetermined state upon error
detection

•

Analog Output is to be short
circuit secured to ZP or +24 V

•

EMC protection

•

DIN rail mounting.

•

Process and power connection
via detachable connectors

S

STATUS

•

AO801
0(4)...20mA

A.10.0.2 Description

The AO801 Analog Output Module
has 8 unipolar analog output
channels.

L+ L- 24V
1
O -

2
O -

3
4
O - O -

5
O -

6
O -

7
O -

8
O -

One LED are used to indicate the
state of the module.The STATUS
LED green indicates that the device
is in operational state.
The STATUS LED red indicates
that the device is in error state.
In Not configured state the
STATUS LED is turned off after the first valid access to the module.
The module performs self-diagnostic cyclically. Module diagnostics include:
•

164

Low internal power supply will set module in INIT state (no answer from the
module).

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Appendix A Specifications

AO801 Analog Output Module, 0(4)...20 mA

The outputs of the module will be set to a predetermined value if the OSP-watchdog
timer expires or if the SetOSPState command is received. The watchdog timer is set
by the controller (OSP timer) and is used for ModuleBus supervision. The watchdog
timer is re-triggered every time the correct module address has been decoded (or
broadcast). If the watchdog timer expires or if the SetOSPState command is
received, the module enters the OSP state and the active outputs (if any) are set to
their OSP values which can be configured as a predefined value or to use the last
good value sent.The output values will be kept as long as the module stays in the
OSP state. To change the outputs the module first has to leave this state. When
reentering Operational State, the outputs are still kept with their OSP value until
new valid values are written.
The reset circuitry gives a reset signal when the POWOK signal is active. The
POWOK comes from the ModuleBus master after power is applied.

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AO801 Analog Output Module, 0(4)...20 mA

Appendix A Specifications

A.10.0.3 Technical Data

Table A-22 AO801 Analog Output Module Specifications at 25°C
AO801
Analog Output Module

Feature
Number of channels

8

Output rang

0... 20mA, 4...20mA(1)

Over range

15%

Output load

Max 850 ohms (external 24 V > 24 V) (2)
(24 V external - 7) /0.02 (external 24 V <
24 V)

Maximum field cable length

600 meters (656 yd.)

Rise time

10µs

Cycle time

1 ms

Error

Max. 0.1%

Resolution

12 bit

Output Set as Predetermined (OSP) timer 256, 512, 1024 ms
Temperature drift

Typ. 30 ppm/°C
Max. 60 ppm/°C

Current consumption 24 V
(external supply), maximum

200 mA

Current consumption 5 V, maximum

70 mA

Power dissipation

3.8 W

Maximum ambient temperature

55/40°C
(131/104°F)(3)

166

Isolation

Groupwise isolated from ground (RIV=50 V)

Equipment class

Class I according to IEC 61140; (earth
protected)

3BSE 020 924R4101

Appendix A Specifications

AO801 Analog Output Module, 0(4)...20 mA

Table A-22 AO801 Analog Output Module Specifications at 25°C (Continued)
AO801
Analog Output Module

Feature
Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Acceptable wire sizes

Solid: 0.05-2.5mm2, 30-12 AWG
Stranded: 0.05-1.5mm2, 30-12 AWG
Recommended torque: 0.8 Nm
Stripping length: 6-7.5 mm, 0.24-0.30 in

Width

86.1 mm (3.4”)

Depth

58.5 mm (2.3”)

Height

110 mm (4.33”)

Weight

0.24 kg (0.53 lbs.)

(1) 4...20 mA handled by the FCI or controller
(2) See Power Dissipation Calculation below.
(3) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on vertical DIN
rail.

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AO801 Analog Output Module, 0(4)...20 mA

Appendix A Specifications

A.10.0.4 Power Dissipation Calculation

If output load <250 ohms and high power supply can max. power dissipation be
exceeded.
The total power dissipated in the output stages should be <1.2 W. Can be calculated
according to:
UP <24 V

UP >24 V

UP
ICHi
RLi

= Power supply to the output stages
= Average output current per channel
= Output load per channel

Temporary overload or short circuit does not cause any damage but long term
overload will decrease module MTBF.

168

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Appendix A Specifications

AO801 Analog Output Module, 0(4)...20 mA

A.10.0.5 Block Diagram AO801

L+
L-

STATUS
#

EMC
prot

1O
1-

Pos

MBI

CPU

#

EMC
prot

5VS

8O
8-

5V
ZD
Power_ok

EM

A.10.0.6 Process Connections

Table A-23 A0801 Process Connections
Process
Connection

3BSE 020 924R4101

Process
Terminal

Ch1, + Output

1O

Ch1 Return (ZP)

1-

-

-

Ch 2, + Output

2O

Ch2 Return (ZP)

2-

169

AO801 Analog Output Module, 0(4)...20 mA

Appendix A Specifications

Table A-23 A0801 Process Connections (Continued)
Process
Connection

170

Process
Terminal

-

-

Ch 3, + Output

3O

Ch3 Return (ZP)

3-

-

-

Ch 4, + Output

4O

Ch4 Return (ZP)

4-

-

-

Ch 5, + Output

5O

Ch5 Return (ZP)

5-

-

-

Ch 6, + Output

6O

Ch6 Return (ZP)

6-

-

-

Ch 7, + Output

7O

Ch7 Return (ZP)

7-

-

-

Ch 8, + Output

8O

Ch8 Return (ZP)

8-

3BSE 020 924R4101

Appendix A Specifications

AO801 Analog Output Module, 0(4)...20 mA

Figure A-30 shows the process connections for the AO801.

Process
Device

AO801

D/A

1O
1-

0 - 20mA

2O
2-

0 - 20mA

D/A

3O
3-

0 - 20mA

D/A

4O
4-

0 - 20mA

D/A

5O
5-

0 - 20mA

D/A

6O
6-

0 - 20mA

D/A

7O
7-

0 - 20mA

D/A

8O
8-

0 - 20mA

D/A

L+

+24V

L-

0V

EM

Figure A-30 AO801 Process Connections

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AO810 Analog Output Module, 0(4)...20 mA

Appendix A Specifications

A.11 AO810 Analog Output Module, 0(4)...20 mA
A.11.0.1 Features

•

8 channels of 0...20 mA, 4...20 mA outputs

•

OSP sets outputs to predetermined state upon
error detection

•

Analog Output is to be short circuit secured to ZP
or +24 V

•

EMC protection

•

DIN rail mounting.

F
R
W
O
1
2
3
4

A.11.0.2 Description

The AO810 Analog Output Module has 8 unipolar
analog output channels.
To supervise the communication to the D/A-converters
the serial data is read back and verified. The opencircuit diagnostic is received during the readback.

5
6
7
8

Four LEDs are used to indicate the state of the device.
AO810
The RUN (green) LED indicates that the device is in
0..20 mA
operational state. The FAULT (red) LED indicates that
the device is in error state.
In Not configured state the FAULT LED is turned off
after the first valid access to the module. The WARNING (yellow) LED indicates
that there is some kind of process error such as an open circuit, or power supply
fault. OSP (yellow) LED indicates that the output value is set to the OSP value.
The module performs self-diagnostic cyclically. Module diagnostics include:
•

172

Process power supply supervision which is reported when supply voltage to
output circuitry is to low. The error is reported as a channel error.

3BSE 020 924R4101

Appendix A Specifications

AO810 Analog Output Module, 0(4)...20 mA

Channel diagnostic include:
•

Fault detection of the channel. (Only reported on active channels). The error is
reported if the output current is less than the output set value and the output set
value > 1 mA.

The outputs of the module will be set to a predetermined value if the OSP-watchdog
timer expires or if the SetOSPState command is received. The watchdog timer is set
by the controller (OSP timer) and is used for ModuleBus supervision. The watchdog
timer is re-triggered every time the correct node address has been decoded (or
broadcast). If the watchdog timer expires or if the SetOSPState command is
received, the module enters the OSP state and the active outputs (if any) are set to
their OSP values which can be configured as a predefined value or to use the last
good value sent.
The output values will be kept as long as the module stays in the OSP state. To
change the outputs the module first has to leave this state. When reentering
Operational State, the outputs are still kept with their OSP value until new valid
values are written.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
Four different types of MTUs can be used. The TU830 Extended MTU and the
TU810 (or TU814) Compact MTU enables wire connection to the devices without
additional terminals. The TU812 Compact MTU has a D-Sub 25 pin (male)
connector for connection to the process.

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AO810 Analog Output Module, 0(4)...20 mA

Appendix A Specifications

A.11.0.3 Technical Data

Table A-24 AO810 Analog Output Module Specifications at 25°C
AO810
Analog Output Module

Feature
Number of channels

8

Output range

0... 20 mA, 4...20 mA (1)

Over range

15%

Output load

≤500 ohms(2),
250 - 850 ohms(3)

Maximum field cable length

600 meters (656 yd.)

Rise time

4 ms

Cycle time

≤2 ms

Propagation delay

≤6 ms

Error

Max. 0.1% at 0 - 500 ohms

Resolution

14 bit

Output Set as Predetermined (OSP) timer

256, 512, 1024 ms

Temperature drift

Typ. 30 ppm/°C
Max. 60 ppm/°C

Current consumption 24 V
(external supply), maximum

200 mA

Supervision

Module: Output power low
Channel: Open-circuit
(for current > 1 mA)

Current consumption 5 V, maximum
Power dissipation

(4)

Maximum ambient temperature

70 mA
3W
55/40°C
(131/104°F)(5)

174

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Appendix A Specifications

AO810 Analog Output Module, 0(4)...20 mA

Table A-24 AO810 Analog Output Module Specifications at 25°C (Continued)
AO810
Analog Output Module

Feature
Isolation

Groupwise isolated from ground
(RIV=50 V)

Mounting termination units

TU810, TU812, TU814 and
TU830

MTU keying code

AE

Equipment class

Class I according to IEC 61140;
(earth protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”)
including connector

Height

119 mm (4.7”)

Weight

0.18 kg (0.4 lbs.)

(1) Handled by the FCI or controller.
(2) With supply connected to L1+ only
(3) With supply connected to L2+ only.
Note: RL = 250...850 ohms (with power supply connected to L2+)
Power supply min.= U drop + I max. x RL = 7.7 V + 0.023 x RL(>19.2 V)
Power Supply max. = 30 V
(4) 250 ohm load, 70% of nominal current, all channels activated. Supply L+ connected.
(5) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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AO810 Analog Output Module, 0(4)...20 mA

Appendix A Specifications

A.11.0.4 Block Diagram AO810
L2+
FAULT
RUN
WARNING
OSP

L1+
ZP
#

EMC
prot

O1
ZP

Pos

MBI-2

CPU

5VS
5V
ZD
Power_ok

176

#

EMC
prot

O8
ZP
EM

3BSE 020 924R4101

Appendix A Specifications

AO810 Analog Output Module, 0(4)...20 mA

A.11.0.5 Process Connections

Table A-25 A0810 Process Connections
TU810
(or TU814)
Terminal

Process
Connection

3BSE 020 924R4101

TU812
DSub 25 male
connector (1)

TU830/TU833
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

0 V d.c. (ZP)

L1-

2, 15

L1- (2)

-

-

-

B1, B2

Ch1, + Output

C1

3

C1

Ch1 Return (ZP)

A1

-

A1, A2

-

-

-

B3, B4

Ch 2, + Output

C2

4

C3

Ch2 Return (ZP)

A2

-

A3, A4

-

-

-

B5, B6

Ch 3, + Output

C3

5

C5

Ch3 Return (ZP)

A3

-

A5, A6

-

-

-

B7, B8

Ch 4, + Output

C4

6

C7

Ch4 Return (ZP)

A4

-

A7, A8

-

-

-

B9, B10

Ch 5, + Output

C5

7

C9

Ch5 Return (ZP)

A5

-

A9, A10

-

-

-

B11, B12

Ch 6, + Output

C6

8

C11

Ch6 Return (ZP)

A6

-

A11, A12

177

AO810 Analog Output Module, 0(4)...20 mA

Appendix A Specifications

Table A-25 A0810 Process Connections (Continued)
TU810
(or TU814)
Terminal

Process
Connection

TU812
DSub 25 male
connector (1)

TU830/TU833
Terminal

-

-

-

B13, B14

Ch 7, + Output

C7

9

C13

Ch7 Return (ZP)

A7

-

A13, A14

-

-

-

B15, B16

Ch 8, + Output

C8

10

C15

Ch8 Return (ZP)

A8

-

A15, A16

+24 V dc

L2+ (2)

11, 24

L2+ (2)

0 V dc (ZP)

L2-

12, 25

L2- (2)

(1) Pin 13 connected to connector body for EM.

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AO810 Analog Output Module, 0(4)...20 mA

Figure A-31 shows the process connections for the Analog Output Module AO810
when installed on a TU830 Extended MTU.

Process
Device

TU830/TU833

AO810

6.3A
Fuse

L1+
L1+
L1L1-

+24V
0V

B1
D/A

O1
ZP

C1
A1

D/A

O2
ZP

C3
A3

Ch1 +
Ch1 -

0 - 20mA

Ch2 +
Ch2 -

0 - 20mA

Ch3 +
Ch3 -

0 - 20mA

Ch4 +
Ch4 -

0 - 20mA

Ch5 +
Ch5 -

0 - 20mA

Ch6 +
Ch6 -

0 - 20mA

Ch7 +
Ch7 -

0 - 20mA

0 - 20mA

RL < 500 ohms
(with power supply
connected to L1+,
See Note below)

B3

B5
D/A

O3
ZP

D/A

O4
ZP

C5
A5
B7
C7
A7
B9

O5
ZP

C9
A9

D/A

O6
ZP

C11
A11

D/A

O7
ZP

C13
A13

D/A

O8
ZP

C15
A15

Ch8 +
Ch8 -

L2+
L2+
L2L2-

+24V

D/A

B11

B13

B15

6.3A
Fuse
EM

0V

Note: RL = 250...850 ohms (with power supply
connected to L2+)
Power supply min. = 7.7V+0.023 x RL
Power Supply = 19.2 to 30V
RL min = 250 ohms (including all outputs)

Figure A-31 AO810 with TU830 Extended MTU Process Connections

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AO810 Analog Output Module, 0(4)...20 mA

Appendix A Specifications

Figure A-32 shows the process connections for the AO810 when installed on a
TU810 or TU814 Compact MTU.

Process
Device

TU810
(or TU814)

AO810

L1+
L1+
L1-

+24V
0V

D/A

O1
ZP

C1
A1

Ch1 +
Ch1 -

0 - 20mA

O2
ZP

C2
A2

Ch2 +
Ch2 -

0 - 20mA

D/A

O3
ZP

C3
A3

Ch3 +
Ch3 -

0 - 20mA

D/A

O4
ZP

C4
A4

Ch4 +
Ch4 -

0 - 20mA

D/A

O5
ZP

C5
A5

Ch5 +
Ch5 -

0 - 20mA

D/A

O6
ZP

C6
A6

Ch6 +
Ch6 -

0 - 20mA

D/A

O7
ZP

C7
A7

Ch7 +
Ch7 -

0 - 20mA

D/A

O8
ZP

C8
A8

Ch8 +
Ch8 -

0 - 20mA

D/A

L2+
L2+
L2EM

+24V
0V

RL < 500 ohms
(with power supply
connected to L1+,
See Note below)

Note: RL = 250...850 ohms (with power supply
connected to L2+)
Power supply min. = 7.7V+0.023 x RL
Power Supply = 19.2 to 30V
RL min = 250 ohms (including all outputs)

Figure A-32 AO810 with TU810 or TU814 Compact MTU Process Connections

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Appendix A Specifications

AO810 Analog Output Module, 0(4)...20 mA

Figure A-33 shows the process connections for the Analog Output Module AO810
when installed on a TU812 Compact MTU.

TU812

AO810

+24V UP1 1

1

0V

Ch1 +
D/A

O1
ZP

S4 17

17

S5 5

5

S6 18

18

S7 6

6

S8 19

19

S9 7

7

S10 20

20

S11 8

8

D/A

Ch5 +

Ch6 +
O5
ZP

D/A

O7
ZP

D/A

O8
ZP

3

4

Ch4 +

O6
ZP

15

S1 3

16

O3
ZP

D/A

ZP1 15

S3 4

Ch3 +

D/A

2

S2 16

O2
ZP

O4
ZP

14

Ch2 +

D/A

D/A

UP1 14
ZP1 2

S12 21

21

Ch7 + S13 9

9

S14 22

22

Ch8 + S15 10

10

S16 23

23

+24VUP2 11

11

0V

UP2 24

24

ZP2 12

12

ZP2 25

25

EM 13

13

RL < 500 ohms
(with power supply
connected to L1+,
See Note below)

Process
Connection

EM
Note: RL = 250...850 ohms (with power supply
connected to L2+)
Power supply min. = 7.7V+0.023 x RL
Power Supply = 19.2 to 30V
RL min = 250 ohms (including all outputs)

Figure A-33 AO810 with TU812 Compact MTU Process Connections

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Appendix A Specifications

A.12 AO820 Galvanically Isolated Bipolar Analog Output
Module
A.12.0.1 Features

•

4 channels of -20 mA...+20 mA, 0...20 mA, 4...20
mA or
-10 V...+10 V, 0...10 V, 2...10 V outputs

F
R

•

Individually galvanically isolated channels

O

•

OSP sets outputs to predetermined state upon
error detection

•

EMC protection

•

DIN rail mounting.

A.12.0.2 Description

The AO820 Analog Output Module has 4 bipolar
analog output channels. The choice of current or
voltage output is configurable for each channel. There
are separate sets of terminals for voltage and current
outputs, and it is up to the user to wire outputs
properly. The only differences between current or
voltage channel configuration is in software settings.

W

1

2

3

4

AO820
±20 mA, ±10V Isolated

To supervise the communication to the A/Dconverters the output data is read back and verified.
The open-circuit diagnostics are read continuously as well.
Four LEDs are used to indicate the state of the device. The RUN (green) LED
indicates that the device is in operational state. The FAULT (red) LED indicates
that the device is in an error state, or a power fault has been detected. In Not
configured state the FAULT LED is turned off after the first valid access to the
module. The WARNING (yellow) LED indicates that there is some kind of process
error such as an open circuit. OSP (yellow) LED indicates that the output values are
set to the OSP value.

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AO820 Galvanically Isolated Bipolar Analog Output Module

The process voltage supervision input give channel error signals if the voltage
disappears.The error signal can be read via the ModuleBus. Channel diagnostics
include:
•

Fault detection of the channel. (Only reported on active channels). The error is
reported if the output current differ from the output set value (that is, open wire
condition).

The outputs of the module will be set to a predetermined value if the OSP-watchdog
timer expires or if the SetOSPState command is received. The watchdog timer is set
by the controller and is used for ModuleBus supervision. The watchdog timer is retriggered every time the correct node address has been decoded (or broadcast). If the
watchdog timer expires or if the SetOSPState command is received, the module
enters the OSP state and the active outputs (if any) are set to their OSP values which
can be configured as a predefined value or as the last good value sent.
The output values will be kept as long as the module stays in the OSP state. To
change the outputs the module first has to leave this state. When reentering
Operational State, the outputs are still kept with their OSP value until new valid
values are written.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
Four different types of MTUs can be used. The TU830 Extended MTU and the
TU810 (or TU814) Compact MTU enables wire connection to the devices without
additional terminals. The TU812 Compact MTU has a D-Sub 25 pin (male)
connector for connection to the process.

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Appendix A Specifications

A.12.0.3 Technical Data

Table A-26 AO820 Analog Output Module Specifications at 25°C
AO820
Analog Output Module

Feature
Number of channels
Output ranges (nominal)

4
-20 mA...+20 mA, 0...20 mA, 4...20 mA
or -10 V...+10 V, 0...10 V, 2...10 V(1)

(1)

Over range

± 15%

Output load, current outputs
Including wire resistance

≤550 ohms - Nominal ranges
≤510 ohms - Over-range

Output load, voltage outputs

≥5k ohms

Maximum field cable length

600 meters (656 yd.)

Rise time

<0.7 ms

Cycle time for all channels

≤1.5 ms

Error, Voltage

Max. 0.1%

Error, Current

at 250 ohms Max. 0.1%

Resolution

12 bits plus sign

Output Set as Predetermined (OSP)
timer

256, 512, 1024 ms

Temperature drift

Max. 90 ppm/°C

Current consumption 24 V, maximum

260 mA

Current consumption 5 V, maximum

100 mA

Power dissipation (2)

6W

Maximum ambient temperature

55/40°C
(131/104°F)(3)

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Appendix A Specifications

AO820 Galvanically Isolated Bipolar Analog Output Module

Table A-26 AO820 Analog Output Module Specifications at 25°C (Continued)
AO820
Analog Output Module

Feature
Supervision

Module: Output power low
Channel: Open circuit (for current >
1mA)

Isolation

Individually isolated,
channel-to-channel and to circuit
common (RIV=50 V)

Module termination units

TU810, TU812, TU814 or TU830

MTU keying code

BC

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.18 kg (0.4 lbs.)

(1) Handled by the controller or FCI.
(2) Power dissipation is calculated with 250 ohms load, 70 percent of nominal output current, all
channels activated.
(3) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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Appendix A Specifications

A.12.0.4 Block Diagram AO820
FAULT
RUN
WARNING

Iso Power
and Amp

U,I Amp

OSP

O1U+

EMC
protect

S/H

O1I+
O1U-

Current sense
O1I-

ZP1
CPU

Pos

EM

CLK+
CLK5VS
5V

#
Iso Power
and Amp

MBI-2

ModuleBus

DAT+
DAT-

U,I Amp

0V
+24V

O4U+

EMC
protect

Amp

O4IO4U-

+0V24
Current sense
Block
Power_ok

O4I-

ZP4
EM

186

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Appendix A Specifications

AO820 Galvanically Isolated Bipolar Analog Output Module

A.12.0.5 Process Connections

Table A-27 A0820 Process Connections
TU812
D-Sub 25 male
Connector (1)

TU810
(or TU814)
Terminal

Process Connection

TU830/TU833
Terminal

Not used

L1+ (2)

1, 14

L1+ (2)

Not used

L1-

2, 15

L1- (2)

-

-

-

B1, B2

Ch1, Current Output + C1

3

C1

Ch1, Current Output -

B1

16

C2

-

A1

-

A1, A2

-

-

-

B3, B4

Ch1, Voltage Output + C2

4

C3

Ch1, Voltage Output -

B2

17

C4

-

A2

-

A3, A4

-

-

-

B5, B6

Ch2, Current Output + C3

5

C5

Ch2, Current Output -

B3

18

C6

-

A3

-

A5, A6

-

-

-

B7, B8

Ch2, Voltage Output + C4

6

C7

Ch2, Voltage Output -

B4

19

C8

-

A4

-

A7, A8

-

-

-

B9, B10

7

C9

Ch3, Current Output + C5

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Appendix A Specifications

Table A-27 A0820 Process Connections (Continued)
TU812
D-Sub 25 male
Connector (1)

TU810
(or TU814)
Terminal

Process Connection

TU830/TU833
Terminal

Ch3, Current Output -

B5

20

C10

-

A5

-

A9, A10

-

-

-

B11, B12

Ch3, Voltage Output + C6

8

C11

Ch3, Voltage Output -

B6

21

C12

-

A6

-

A11, A12

-

-

-

B13, B14

Ch4, Current Output + C7

9

C13

Ch4, Current Output -

B7

22

C14

-

A7

-

A13, A14

-

-

-

B15, B16

Ch4, Voltage Output + C8

10

C15

Ch4, Voltage Output -

B8

23

C16

-

A8

-

A15, A16

Not used

L2+ (2)

11, 24

L2+ (2)

Not used

L2-

12, 25

L2- (2)

(1) Pin 13 connected to connector body for EM.

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Appendix A Specifications

AO820 Galvanically Isolated Bipolar Analog Output Module

Figure A-34 shows the process connections for the Bipolar Analog Output Module
AO820 when installed on a TU830 Extended MTU.

Process
Device

TU830/TU833

AO820

6.3A
Fuse

L1+
L1+
L1L1-

RL = <550W for
current outputs

O1I
ZP1

C1
C2

Ch1 I+
Ch1 -

O1U
ZP1

C3
C4

Ch1 V+
Ch1 -

O2I
ZP2

C5
C6

Ch2 I+
Ch2 -

O2U
ZP2

C7
C8

Ch2 V+
Ch2 -

±20mA

D/A

0 - 20mA

D/A

D/A

D/A

O3I
ZP3

C9
C10

Ch3 I+
Ch3 -

O3U
ZP3

C11
C12

Ch3 V+
Ch3 -

O4I
ZP4

C13
C14

Ch4 I+
Ch4 -

O4U
ZP4

C15
C16

Ch4 V+
Ch4 -

Use either the current or
voltage output terminals,
but not both per channel.

±10V

0 - 10V

6.3A
Fuse
EM

L2+
L2+
L2L2-

RL = >2KW for
voltage outputs

Figure A-34 AO820 with TU830 Extended MTU Process Connections

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AO820 Galvanically Isolated Bipolar Analog Output Module

Appendix A Specifications

Figure A-35 shows the process connections for the AO820 when installed on a
TU810 or TU814 Compact MTU.

Process
Device

TU810
(or TU814)

AO820

L1+
L1+
L1RL = <550W for
current outputs
O1I
ZP1

C1
B1

Ch1 I+
Ch1 -

O1U
ZP1

C2
B2

Ch1 V+
Ch1 -

O2I
ZP2

C3
B3

Ch2 I+
Ch2 -

O2U
ZP2

C4
B4

Ch2 V+
Ch2 -

±20mA

D/A

0 - 20mA

D/A

O3I
ZP3

C5
B5

Ch3 I+
Ch3 -

O3U
ZP3

C6
B6

Ch3 V+
Ch3 -

O4I
ZP4

C7
B7

Ch4 I+
Ch4 -

O4U
ZP4

C8
B8

Ch4 V+
Ch4 -

D/A

D/A

L2+
L2+
L2EM

Use either the current or
voltage output terminals,
but not both per channel.

±10V

0 - 10V

RL = >2KW for
voltage outputs

Figure A-35 AO820 with TU810 or TU814 Compact MTU Process Connections

190

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Appendix A Specifications

AO820 Galvanically Isolated Bipolar Analog Output Module

Figure A-36 shows the process connections for the AO820 when installed on a
TU812 Compact MTU

TU812

AO820

L1+

+24V UP1 1

1

L1-

UP1 14

14

0V

15

S1 3

3

C1
B1

Ch1 I+
Ch1 -

S2 16

16

O1U
ZP1

C2
B2

Ch1 V+
Ch1 -

S3 4

4

S4 17

17

Ch2 I+
Ch2 -

S5 5

5

S6 18

18

S7 6

6

S8 19

19

S9 7

7

S10 20

20

O2I
ZP2

C3
B3

D/A
O2U
ZP2

O3I
ZP3

O3U
ZP3

O4I
ZP4
D/A

2

ZP1 15

O1I
ZP1
D/A

D/A

ZP1 2

O4U
ZP4

C4
B4

C5
B5

C6
B6

C7
B7

C8
B8

Ch2 V+
Ch2 -

Ch3 I+
Ch3 -

Ch3 V+
Ch3 -

Ch4 I+
Ch4 Ch4 V+
Ch4 L2+
L2+
L2-

S11 8

8

S12 21

21

S13 9

9

S14 22

22

S15 10

10

S16 23

23

+24V UP2 11

11

UP2 24

24

ZP2 12

12

0V ZP2 25

25

EM 13

13

Process
Connection

EM

Figure A-36 AO820 with TU812

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AO845 Analog Output Module, single or redundant

Appendix A Specifications

A.13 AO845 Analog Output Module, single or redundant
A.13.0.1 Features

F

•

8 channels of 4...20 mA outputs

R

•

For single or redundant applications

W

•

OSP sets outputs to predetermined state upon
error detection

•

1 group of 8 channels isolated from ground

•

Analog Output is to be short circuit secured to ZP
or +24 V

•

Advanced on-board diagnostics

•

EMC protection

•

12 bit resolution

•

DIN rail mounting

•

HART pass-through communication

O

A.13.0.2 Description

The AO845 Analog Output Module for single or
redundant applications has 8 unipolar analog output
channels.

AO845
4....20mA HART

Four LEDs are used to indicate the state of the device. The RUN (green) LED
indicates that the device is in operational state. The FAULT (red) LED indicates
that the device is in error state.
In Not configured state the FAULT LED is turned off after the first valid access to
the module. The WARNING (yellow) LED indicates that there is some kind of
process error such as an open circuit, or power supply fault. OSP (yellow) LED
indicates that the output value is set to the OSP value.

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AO845 Analog Output Module, single or redundant

The module performs self-diagnostic cyclically. Module diagnostics include:
•

External Channel Error is reported (only reported on active channels) if the
process power supply that supply voltage to output circuitry is too low, or the
output current is less than the output set value and the output set value > 1 mA
(open circuit).

•

Internal Channel Error is reported if the output circuit can not give the right
current value. In a redundant pair the module will be commanded to error state
by the ModuleBus master.

•

Module Error is reported in case of Output Transistor Error, Short Circuit,
Checksum Error, Internal Power Supply Error, Status Link Error, Watchdog or
Wrong OSP behavior.

The outputs of the module will be set to a predetermined value if the OSP-watchdog
timer expires or if the SetOSPState command is received. The watchdog timer is set
by the controller (OSP timer) and is used for ModuleBus supervision. The watchdog
timer is re-triggered every time the correct Read or Write access of dynamic data
has been decoded. If the watchdog timer expires or if the SetOSPState command is
received, the module enters the OSP state and the active outputs (if any) are set to
their OSP values which can be configured as a predefined value or to use the last
good value sent.
The output values will be kept as long as the module stays in the OSP state. To
change the outputs the module first has to leave this state. When reentering
Operational State, the outputs are still kept with their OSP value until new valid
values are written.
In redundant applications both modules must have the OSP-conditions fulfilled to
go to OSP.
The module has HART pass-through functionality. Only point to point
communication is supported. The output filter must be enabled on channels used for
HART communication.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.

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AO845 Analog Output Module, single or redundant

Appendix A Specifications

Four different types of MTUs can be used for single applications. The TU830
Extended MTU and the TU810 (or TU814) Compact MTU enables wire connection
to the devices without additional terminals. The TU812 Compact MTU has a D-Sub
25 pin (male) connector for connection to the process.
For redundant applications there are two types of MTUs, TU842 for mounting on a
horizontal DIN rail and TU843 for mounting on a vertical DIN rail.

194

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Appendix A Specifications

AO845 Analog Output Module, single or redundant

A.13.0.3 Technical Data

Table A-28 AO845 Analog Output Module Specifications at 25°C
AO845
Analog Output Module

Feature
Number of channels

8

Output range

4...20 mA

Over range

15%

Output load

Max 750 ohms

Maximum field cable length

600 meters (656 yd.)

Rise time output filter
- disable
- enable

23 ms (0-90%)
max 4 mA / 12.5 ms

Cycle time

10 ms

Error

Max. 0.1%

Resolution

12 bit

Output Set as Predetermined (OSP) timer

256, 512, 1024 ms

Temperature drift

Max. 50 ppm/°C

Current consumption 24 V
(external supply), maximum

165 mA

Current consumption 5 V, maximum

125 mA

Power dissipation (1)

3.5 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

Isolation

Groupwise isolated from ground
(RIV=50 V)

Mounting termination units

TU810, TU812, TU814, TU830,
TU842 and TU843

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Appendix A Specifications

Table A-28 AO845 Analog Output Module Specifications at 25°C (Continued)
AO845
Analog Output Module

Feature
MTU keying code

CC

Equipment class

Class I according to IEC 61140;
(earth protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”)
including connector

Height

119 mm (4.7”)

Weight

0.21 kg (0.46 lbs.)

(1) 250 ohm load, 70% of nominal current, all channels activated.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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AO845 Analog Output Module, single or redundant

A.13.0.4 Block Diagram AO845

UP21

R
W
F
O

O1

#
ZP

Open
Wire
Cntr.
Reg.
8-bit
UP21

O8

CPU
MBI

#
Mux

ZP
HART
Modem

UP
ZP
E

MS

3BSE 020 924R4101

HART

UP21

Main switch

RCL_out

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AO845 Analog Output Module, single or redundant

Appendix A Specifications

A.13.0.5 Process Connections

Table A-29 A0845 Process Connections

198

TU812
DSub 25
male
connector(1)

TU810
(or TU814)
Terminal

Process
Connection

TU830/TU833 TU842/TU843
Terminal
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+

0 V d.c. (ZP)

L1-

2, 15

L1- (2)

L1-

-

-

-

B1, B2

-

Ch1, + Output

C1

3

C1

C1, C2

Ch1 Return (ZP)

A1

-

A1, A2

A1, A2

-

-

-

B3, B4

-

Ch 2, + Output

C2

4

C3

C3, C4

Ch2 Return (ZP)

A2

-

A3, A4

A3, A4

-

-

-

B5, B6

-

Ch 3, + Output

C3

5

C5

C5, C6

Ch3 Return (ZP)

A3

-

A5, A6

A5, A6

-

-

-

B7, B8

-

Ch 4, + Output

C4

6

C7

C7, C8

Ch4 Return (ZP)

A4

-

A7, A8

A7,A8

-

-

-

B9, B10

-

Ch 5, + Output

C5

7

C9

C9, C10

Ch5 Return (ZP)

A5

-

A9, A10

A9, A10

-

-

-

B11, B12

-

Ch 6, + Output

C6

8

C11

C11, C12

Ch6 Return (ZP)

A6

-

A11, A12

A11, A12

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Appendix A Specifications

AO845 Analog Output Module, single or redundant

Table A-29 A0845 Process Connections (Continued)
TU812
DSub 25
male
connector(1)

TU810
(or TU814)
Terminal

Process
Connection

TU830/TU833 TU842/TU843
Terminal
Terminal

-

-

-

B13, B14

-

Ch 7, + Output

C7

9

C13

C13, C14

Ch7 Return (ZP)

A7

-

A13, A14

A13, A14

-

-

-

B15, B16

-

Ch 8, + Output

C8

10

C15

C15, C16

Ch8 Return (ZP)

A8

-

A15, A16

A15, A16

+24 V dc

L2+ (2)

11, 24

L2+ (2)

L2+

0 V dc (ZP)

L2-

12, 25

L2- (2)

L2-

(1) Pin 13 connected to connector body for EM.

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AO845 Analog Output Module, single or redundant

Appendix A Specifications

Figure A-37 shows the process connections for the AO845 when installed on a
TU830 Extended MTU.

6.3A
Fuse

UP1
D/A

C1,C2
A1,A2

D/A

D/A

O3
ZP
UP1

B7

O4
ZP
UP1

C7,C8
A7,A8

O5
ZP

C9,C10
A9,A10

O6
ZP

C11,C12
A11,A12

Ch2 +
Ch2 -

4 - 20mA

Ch3 +
Ch3 -

4 - 20mA

Ch4 +
Ch4 -

4 - 20mA

Ch5 +
Ch5 -

4 - 20mA

Ch6 +
Ch6 -

4 - 20mA

Ch7 +
Ch7 -

4 - 20mA

Ch8 +
Ch8 -

4 - 20mA

B13

O7
ZP

C13,C14
A13,A14
B15

O8
ZP

C15,C16
A15,A16
6.3A
Fuse

EM

4 - 20mA

B11

UP1
D/A

Ch1 +
Ch1 -

B9

UP1
D/A

0V

B5
C5,C6
A5,A6

UP1
D/A

+24V

B3
C3,C4
A3,A4

O2
ZP
UP1

D/A

L1+
L1+
L1L1B1

O1
ZP
UP1

D/A

Process
Device

TU830/TU833

AO845

L2+
L2+
L2L2-

+24V
0V

Figure A-37 AO845 with TU830 Extended MTU Process Connections

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Appendix A Specifications

AO845 Analog Output Module, single or redundant

Figure A-38 shows the process connections for the AO845 when installed on a
TU810 or TU814 Compact MTU.

Process
Device

TU810
(or TU814)

AO845

L1+
L1+
L1-

+24V

B1,C1
A1

Ch1 +
Ch1 -

4 - 20mA

B2,C2
A2

Ch2 +
Ch2 -

4 - 20mA

B3,C3
A3

Ch3 +
Ch3 -

4 - 20mA

O4
ZP
UP1

B4,C4
A4

Ch4 +
Ch4 -

4 - 20mA

O5
ZP

B5,C5
A5

Ch5 +
Ch5 -

4 - 20mA

B6,C6
A6

Ch6 +
Ch6 -

4 - 20mA

B7,C7
A7

Ch7 +
Ch7 -

4 - 20mA

B8,C8
A8

Ch8 +
Ch8 -

4 - 20mA

L2+
L2+
L2-

+24V

0V

UP1
D/A

O1
ZP
UP1

D/A

O2
ZP
UP1

D/A

O3
ZP
UP1

D/A

D/A

UP1
D/A

O6
ZP
UP1

D/A

O7
ZP
UP1

D/A

O8
ZP

0V

EM

Figure A-38 AO845 with TU810 or TU814 Compact MTU Process Connections

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AO845 Analog Output Module, single or redundant

Appendix A Specifications

Figure A-39 shows the process connections for the AO845 when installed on a
TU812 Compact MTU.

TU812

AO845

+24V UP1 1

1

0V

UP1
D/A

O1
ZP
UP1

D/A

Ch1 +

O2
ZP

D/A

O4
ZP
UP1

D/A

O6
ZP
UP1

D/A

O7
ZP

D/A

3

4

S4 17

17

Ch3 +

S5 5

5

S6 18

18

S7 6

6

S8 19

19

S9 7

7

S10 20

20

S11 8

8

Ch4 +

Ch5 +

S12 21

21

Ch7 + S13 9

9

S14 22

22

Ch8 + S15 10

10

S16 23

23

+24VUP2 11

11

UP1
O8
ZP

15

S1 3

16

O5
ZP
UP1

ZP1 15

S3 4

Ch6 +
D/A

2

S2 16

UP1
D/A

14

Ch2 +

UP1
O3
ZP

UP1 14
ZP1 2

0V

UP2 24

24

ZP2 12

12

ZP2 25

25

EM 13

13

Process
Connection

EM

Figure A-39 AO845 with TU812 Compact MTU Process Connections

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Appendix A Specifications

AO845 Analog Output Module, single or redundant

Figure A-40 shows the process connections for the AO845 when installed on a
TU842 or TU843 Redundant MTU.
AO845

Process
Device

TU842/TU843
L1+
L1+
L1L1-

+24V
0V

O1
ZP

C1, C2
A1, A2

Ch1 +
Ch1 -

4 - 20mA

D/A

O2
ZP

C3, C4
A3, A4

Ch2 +
Ch2 -

4 - 20mA

D/A

O3
ZP

C5, C6
A5, A6

Ch3 +
Ch3 -

4 - 20mA

D/A

O4
ZP

C7, C8
A7, A8

Ch4 +
Ch4 -

4 - 20mA

D/A

O5
ZP

C9, C10
A9, A10

Ch5 +
Ch5 -

4 - 20mA

D/A

O6
ZP

C11, C12
A11, A12

Ch6 +
Ch6 -

4 - 20mA

D/A

O7
ZP

C13, C14
A13, A14

Ch7 +
Ch7 -

4 - 20mA

D/A

O8
ZP

C15, C16
A15, A16

Ch8 +
Ch8 -

4 - 20mA

D/A

L2+
L2+
L2L2-

EM

+24V
0V

AO845

O1
ZP

---

D/A

O8
ZP

D/A

EM

Figure A-40 AO845 with TU842 or TU843 Redundant MTU Process Connections

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DI801 Digital Input Module, 24 V, Current Sinking

Appendix A Specifications

A.14 DI801 Digital Input Module, 24 V, Current Sinking
A.14.0.1 Features

16 channels for 24 V d.c.
inputs with current sinking

•

1 isolated groups of 16 with
voltage supervision

•

Input status indicators

•

EMC protection

•

DIN rail mounting

•

Process and power connection
via detachable connectors

A.14.0.2 Description

The DI801 is a 16 channel 24 V
digital input module for the S800
I/O. This module has 16 digital
inputs. The input voltage range is
18 to 30 volt d.c. and the input
current is 6 mA at 24 V. The inputs
are in one isolated group with
sixteen channels and channel
number sixteen can be used for
voltage supervision input in the
group.

S 1 2 3 4 5 6 7 8 9 10 1112 13 14 15 16

STATUS

•

DI801
24V

L+ L- 24V
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Every input channel consists of current limiting components, EMC protection
components, input state indication LED and optical isolation barrier.
One STATUS LED red or green indicate module status. One LED (Yellow) per
channel (16) indicate input channel status (On = 1 and Off = 0). The STATUS LED
green indicates normal operation. The STATUS LED red indicates that the module
is in Init state or Not configured state. In Not Configured state the STATUS LED is
turned off after the first valid access to the module.

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DI801 Digital Input Module, 24 V, Current Sinking

Channel 16 can be used as voltage supervision input for channels 1-15. If the
voltage connected to channel 16 disappears, the error inputs are activated. The error
signal can be read from the ModuleBus. This supervision can be enabled/disabled
with the “a” parameter. If the error inputs are disabled channel 16 can be used as
normal input channels.
The reset circuitry gives a reset signal when the POWOK signal is active. The
POWOK comes from the ModuleBus master after power is applied.
The input channels can be digitally filtered. The different filter times that can be
achieved are 2, 4, 8 and 16 ms. This means that noise pulses shorter than the filter
time will be filtered out and pulses longer than 3, 6, 12 and 24 ms will get through
the filter.

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DI801 Digital Input Module, 24 V, Current Sinking

Appendix A Specifications

A.14.0.3 Technical Data

Table A-30 DI801 Digital Input Module Specifications
DI801
Digital Input Module

Feature
Number of channels

16 (1 x 16), current sinking

Rated voltage
(process power supply range)

24 V d.c.
(18 to 30 V d.c.)

Input voltage range, “1”

15 to 30 V

Input voltage range, “0”

-30 to +5 V

Nominal input channel current

6.7 mA @ 24 V d.c.

Input Impedance

3.5 kΩ

Maximum field cable length

600 meters (656 yd.)

Filter times (digital, selectable)

2, 4, 8, 16 ms

Process voltage supervision

channel 16

Current consumption +5 V

70 mA

Power dissipation (1)

2.2 W

Maximum ambient temperature

55/40°C
(131/104°F) (2)

206

Isolation

Groupwise isolated from ground
(RIV=50 V)

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

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Appendix A Specifications

DI801 Digital Input Module, 24 V, Current Sinking

Table A-30 DI801 Digital Input Module Specifications (Continued)
Feature
Acceptable wire sizes

DI801
Digital Input Module
Solid: 0.05-2.5mm2, 30-12 AWG
Stranded: 0.05-1.5mm2, 30-12 AWG
Recommended torque: 0.8 Nm
Stripping length: 6-7.5 mm, 0.24-0.30 in

Width

86.1 mm (3.4”)

Depth

58.5 mm (2.3”)

Height

110 mm (4.33”)

Weight

0.24 kg (0.53 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated at nominal voltage of
24 Volts.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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DI801 Digital Input Module, 24 V, Current Sinking

Appendix A Specifications

A.14.0.4 Block Diagram DI801
EMCBARRIER
CH 1

I1

CH 2

I2

CH 15

.
I15

CH 16

I16
.

STATUS
MBI
+5V
POWER-OK
0V
DAT
DAT-N
POS0-9
BLOCK

L-

EM

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Appendix A Specifications

DI801 Digital Input Module, 24 V, Current Sinking

A.14.0.5 Process Connections

Table A-31 DI801 Process Connections
Process
Connection

3BSE 020 924R4101

Process
Terminal

Ch1 Input

1

Ch 2 Input

2

Ch 3 Input

3

Ch 4 Input

4

Ch 5 Input

5

Ch 6 Input

6

Ch 7 Input

7

Ch 8 Input

8

Ch 9 Input

9

Ch 10 Input

10

Ch 11 Input

11

Ch 12 Input

12

Ch 13 Input

13

Ch 14 Input

14

Ch 15 Input

15

Ch 16 Input

16

209

DI801 Digital Input Module, 24 V, Current Sinking

Appendix A Specifications

Figure A-41 shows the process connections for the DI801.

Process

DI801
1
2

+

3

-

4

+

5

-

6
7
8
9
10

+

11

-

12

+
13

-

14
15
16
+24V
0V
EM

Figure A-41 DI801 Process Connections

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Appendix A Specifications

DI802 Digital Input Module, 120 V a.c./d.c, Current Sinking

A.15 DI802 Digital Input Module, 120 V a.c./d.c, Current
Sinking
A.15.0.1 Features

8 channels for 120 V a.c./d.c.
inputs with current sinking

•

Individually isolated channels

•

Voltage supervision of field
input power

•

Input status indicators

•

Signal filtering

•

EMC protection

•

DIN rail mounting

•

Process connection via
detachable connectors

S 1

2

3

4

5

6

7

8

STATUS

•

DI802
120V a.c./d.c.

A.15.0.2 Description

The DI802 is an 8 channel 120 V
a.c./d.c.digital input module for the
1
A B
S800 I/O. This module has 8 digital
inputs. The a.c. input voltage range
is 77 - 130 volt and the input
current is 10 mA at 120 V a.c.
The d.c. input range is 75 - 145 V
and the input current is 2.8 mA at
110 V. The inputs are individually isolated.

2
3
4
5
6
7
8
A B A B A B A B A B A B A B

Every input channel consists of current limiting components, EMC protection
components, input state indication LED and optical isolation barrier.
One STATUS LED red or green indicate module status. One LED (Yellow) per
channel (8) indicate input channel status (On = 1 and Off = 0). The STATUS LED
green indicates normal operation. The STATUS LED red indicates that the module

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DI802 Digital Input Module, 120 V a.c./d.c, Current Sinking

Appendix A Specifications

is in Init state or Not configured state. In Not Configured state the STATUS LED is
turned off after the first valid access to the module.
Channel 8 can be used as voltage supervision input for channels 1-7.
If the voltage connected to channel 8 disappears, the error inputs are activated. The
error signal can be read from the ModuleBus. This supervision can be
enabled/disabled with parameter “a”. If the error inputs are disabled, channel 8 can
be used as the normal input channel.
The reset circuitry gives a reset signal when the POWOK signal is active.
The input channels can be digitally filtered. The different filter times that can be
achieved are 2, 4, 8 and 16 ms. This means that noise pulses shorter than the filter
time will be filtered out and pulses longer than 3, 6, 12 and 24 ms will get through
the filter.

212

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Appendix A Specifications

DI802 Digital Input Module, 120 V a.c./d.c, Current Sinking

A.15.0.3 Technical Data

Table A-32 DI802 Digital Input Module Specifications
DI802
Digital Input Module

Feature
Number of channels

8, current sinking

Rated voltage
(process power supply range)

120 V a.c.
(77 to 130 V a.c.)
110 V d.c.
(75 to 145 V d.c.)

Input voltage range, “1”

77 to 130 V a.c.
75 to 145 V d.c.

Input voltage range, “0”

0 to 30 V a.c.
0 to 20 V d.c.

Nominal input channel current

10 mA a.c. @ 120 V a.c.
2.8 mA d.c. @ 110 V d.c.

Input frequency range a.c.

47...63 Hz

Input Impedance

12 kΩ (a.c.)
39 kΩ (d.c.)

Maximum field cable length

200 meters (219 yd.)
100pF/m. for a.c.
600 meters (656 yd.) for d.c.

Filter times (digital, selectable)

2, 4, 8, 16 ms

Analog filter On/Off delay

5/18 ms

Process voltage supervision

Channel 8

Current consumption +5 V

50 mA

Power dissipation (1)

2.8 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

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DI802 Digital Input Module, 120 V a.c./d.c, Current Sinking

Appendix A Specifications

Table A-32 DI802 Digital Input Module Specifications (Continued)
DI802
Digital Input Module

Feature
Isolation

Individually isolated channels (RIV=250
V)

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

250 V

Dielectric test voltage

2000 V a.c.

Acceptable wire sizes

Solid: 0.05-2.5mm2, 30-12 AWG
Stranded: 0.05-1.5mm2, 30-12 AWG
Recommended torque: 0.8 Nm
Stripping length: 6-7.5 mm, 0.24-0.30 in

Width

86.1 mm (3.4”)

Depth

58.5 mm (2.3”)

Height

110 mm (4.33”)

Weight

0.24 kg (0.53 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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Appendix A Specifications

DI802 Digital Input Module, 120 V a.c./d.c, Current Sinking

A.15.0.4 Block Diagram DI802
BIC

INPUT CHANNELS
STATUS
Rectifiers and
filters

X1

1A
1B

CH 2

2A
2B

CH 3

3A
3B

MBI-1
ASIC
Process Connector

ModuleBus Connector

0V

RESET

+5VI
+5V
POWER-OK

CH 1

CH 4

DAT+
DAT-

RS-485
CH 5

CLK+
CLK-

RS-485

POS0-6

5A
5B

CH 6

6A
6B

CH 7

7A
7B

CH 8

8A
8B

EEPROM
E1-7

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4A
4B

1

215

DI802 Digital Input Module, 120 V a.c./d.c, Current Sinking

Appendix A Specifications

A.15.0.5 Process Connections

Table A-33 DI802 Process Connections
Process
Connection
Ch1 Input

Process
Terminal
1A
1B

Ch 2 Input

2A
2B

Ch 3 Input

3A
3B

Ch 4 Input

4A
4B

Ch 5 Input

5A
5B

Ch 6 Input

6A
6B

Ch 7 Input

7A
7B

Ch 8 Input

8A
8B

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Appendix A Specifications

DI802 Digital Input Module, 120 V a.c./d.c, Current Sinking

Figure A-42 shows the process connections for the DI802.

Process

DI802
1A
1B
2A
2B
3A
3B
4A
4B
5A
5B
6A
6B
7A
7B
8A
8B
+120V
0V
EM

Figure A-42 DI802 Process Connections

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DI803 Digital Input Module, 230 V a.c./d.c, Current Sinking

Appendix A Specifications

A.16 DI803 Digital Input Module, 230 V a.c./d.c, Current
Sinking
A.16.0.1 Features

8 channels for 230 V a.c./d.c.
inputs with current sinking

•

Individually isolated channels

•

Voltage supervision of field
input power

•

Input status indicators

•

Signal filtering

•

EMC protection

•

DIN rail mounting

•

Process connection via
detachable connectors

S 1

2

3

4

5

6

7

8

STATUS

•

DI803
230V a.c./d.c.

A.16.0.2 Description

The DI803 is an 8 channel 230 V
a.c./d.c.digital input module for the
1
A B
S800 I/O. This module has 8 digital
inputs. The a.c. input voltage range
is 164 - 264 volt and the input
current is 7.6 mA at 230 V a.c.
The d.c. input range is 175 - 275 V
and the input current is 1.6 mA at
220 V. The inputs are individually isolated.

2
A

3
4
5
6
7
8
B A B A B A B A B A B A B

Every input channel consists of current limiting components, EMC protection
components, input state indication LED and optical isolation barrier.
One STATUS LED red or green indicate module status. One LED (Yellow) per
channel (8) indicate input channel status (On = 1 and Off = 0). The STATUS LED
green indicates normal operation. The STATUS LED red indicates that the module

218

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Appendix A Specifications

DI803 Digital Input Module, 230 V a.c./d.c, Current Sinking

is in Init state or Not configured state. In Not Configured state the STATUS LED is
turned off after the first valid access to the module.
Channel 8 can be used as voltage supervision input for channels 1-7.
If the voltage connected to channel 8 disappears, the error inputs are activated. The
error signal can be read from the ModuleBus. This supervision can be
enabled/disabled with the “a” parameter. If the error inputs are disabled channel 8
can be used as normal input channels.
The reset circuitry gives a reset signal when the POWOK signal is active.
The input channels can be digitally filtered. The different filter times that can be
achieved are 2, 4, 8 and 16 ms. This means that noise pulses shorter than the filter
time will be filtered out and pulses longer than 3, 6, 12 and 24 ms will get through
the filter.

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DI803 Digital Input Module, 230 V a.c./d.c, Current Sinking

Appendix A Specifications

A.16.0.3 Technical Data

Table A-34 DI803 Digital Input Module Specifications
DI803
Digital Input Module

Feature
Number of channels

8, current sinking

Rated voltage
(process power supply range)

230 V a.c.
(164 to 264 V a.c.)
220 V d.c.
(175 to 275 V d.c.)

Input voltage range, “1”

164 to 264 V a.c.
175 to 275 V d.c.

Input voltage range, “0”

0 to 50 V a.c.
0 to 40 V d.c.

Nominal input channel current

7.6 mA @ 230 V a.c.
1.6mA @ 220 V d.c.

Input frequency range, a.c.

47…63 Hz

Input impedance

30 kΩ (a.c.)
134 kΩ (d.c.)

Maximum field cable length

200 meters (219 yd.)
100pF/m. for a.c.
600 meters (656 yd.) for d.c.

Filter times (digital, selectable)

2, 4, 8, 16 ms

Analog filter On/Off delay

5/28 ms

Process voltage supervision

Channel 8

Current consumption +5 V

50 mA

Power dissipation (1)

2.8 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

220

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Appendix A Specifications

DI803 Digital Input Module, 230 V a.c./d.c, Current Sinking

Table A-34 DI803 Digital Input Module Specifications (Continued)
DI803
Digital Input Module

Feature
Isolation

Individually isolated channels (RIV=250
V)

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

250 V

Dielectric test voltage

2000 V a.c.

Acceptable wire sizes

Solid: 0.05-2.5mm2, 30-12 AWG
Stranded: 0.05-1.5mm2, 30-12 AWG
Recommended torque: 0.8 Nm
Stripping length: 6-7.5 mm, 0.24-0.30 in

Width

86.1 mm (3.4”)

Depth

58.5 mm (2.3”)

Height

110 mm (4.33”)

Weight

0.24 kg (0.53 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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Appendix A Specifications

A.16.0.4 Block Diagram DI803
BIC

INPUT CHANNELS
STATUS
Rectifiers and
filters

X1

1A
1B

CH 2

2A
2B

CH 3

3A
3B

MBI-1
ASIC
Process Connector

ModuleBus Connector

0V

RESET

+5VI
+5V
POWER-OK

CH 1

CH 4

DAT+
DAT-

RS-485
CH 5

CLK+
CLK-

RS-485

POS0-6

5A
5B

CH 6

6A
6B

CH 7

7A
7B

CH 8

8A
8B

EEPROM
E1-7

222

4A
4B

1

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Appendix A Specifications

DI803 Digital Input Module, 230 V a.c./d.c, Current Sinking

A.16.0.5 Process Connections

Table A-35 DI803 Process Connections
Process
Connection
Ch1 Input

Process
Terminal
1A
1B

Ch 2 Input

2A
2B

Ch 3 Input

3A
3B

Ch 4 Input

4A
4B

Ch 5 Input

5A
5B

Ch 6 Input

6A
6B

Ch 7 Input

7A
7B

Ch 8 Input

8A
8B

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Appendix A Specifications

Figure A-43 shows the process connections for the DI803.

Process

DI803
1A
1B
2A
2B
3A
3B
4A
4B
5A
5B
6A
6B
7A
7B
8A
8B
+230V
0V
EM

Figure A-43 DI803 Process Connections

224

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Appendix A Specifications

DI810 Digital Input Module, 24 V, Current Sinking

A.17 DI810 Digital Input Module, 24 V, Current Sinking
A.17.0.1 Features

•

16 channels for 24 V d.c. inputs with current
sinking

F
R

•

2 isolated groups of 8 with voltage supervision

W

•

Input status indicators

1

•

EMC protection

•

DIN rail mounting.

•

Also in a G3 compliant version

A.17.0.2 Description

The DI810 is a 16 channel 24 V digital input module
for the S800 I/O. This module has 16 digital inputs.
The input voltage range is 18 to
30 volt d.c. and the input current is 6 mA at 24 V. The
inputs are divided into two individually isolated
groups with eight channels and one voltage
supervision input in each group.
Every input channel consists of current limiting
components, EMC protection components, input state
indication LED and optical isolation barrier.

2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
DI810
24V

Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). One LED (Yellow) per channel (16) indicate input state (On = 1 and Off =
0). The RUN LED indicates normal operation and the WARNING LED indicates if
any error input is active. The FAULT LED indicates that the module is in Init state
or Not configured state. In Not Configured state the FAULT LED is turned off after
the first valid access to the module.
The process voltage supervision input give channel error signals if the voltage
disappears.The error signal can be read via the ModuleBus.

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Appendix A Specifications

The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
The input channels can be digitally filtered. The different filter times that can be
achieved are 2, 4, 8 and 16 ms. This means that noise pulses shorter than the filter
time will be filtered out and pulses longer than 3, 6, 12 and 24 ms will get through
the filter.
Five different types of MTUs can be used. The TU830 Extended MTU enables three
wire connection to the devices without additional terminals. The TU810 (or TU814)
Compact MTU has terminals for 24 V process voltage supervision inputs, but
requires external terminals for distribution of 24 V power supply to the devices. The
extended MTU, TU838, provides a fuse (3 A max.) per two channels for process
power out. The TU812 Compact MTU has a D-Sub 25 pin (male) connector for
connection to the process.

226

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Appendix A Specifications

DI810 Digital Input Module, 24 V, Current Sinking

A.17.0.3 Technical Data

Table A-36 DI810 Digital Input Module Specifications
DI810
Digital Input Module

Feature
Number of channels

16 (2 x 8), current sinking

Rated voltage
(process power supply range)

24 V d.c.
(18 to 30 V d.c.)

Input voltage range, “1”

15 to 30 V

Input voltage range, “0”

-30 to +5 V

Nominal input channel current

6 mA @ 24 V d.c.

Input Impedance

3.5 kΩ

Maximum field cable length

600 meters (656 yd.)

Filter times (digital, selectable)

2, 4, 8, 16 ms

Process voltage supervision

2 channels (1 per group)

Current consumption +5 V

50 mA

Power dissipation (1)

1.8 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

Isolation

Groupwise isolated from ground
(RIV=50 V)

Module termination units

TU810, TU812, TU814, TU830 or
TU838

MTU keying code

AA

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

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DI810 Digital Input Module, 24 V, Current Sinking

Appendix A Specifications

Table A-36 DI810 Digital Input Module Specifications (Continued)
DI810
Digital Input Module

Feature
G3 compliant version

According to ISA-S71.04. Marked with
“Z” in the type designation.

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.15 kg (0.33 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated at nominal voltage of
24 Volts.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

228

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Appendix A Specifications

DI810 Digital Input Module, 24 V, Current Sinking

A.17.0.4 Block Diagram DI810
X2

GROUP 1

BIC

L1+
U1
I1

EMCBARRIER
CH 1

FAULT
WARNING

MBI-1
ASIC

X1

0V
DAT
DAT-N

CH 8
RESET

ModuleBus Connector

+5VI
+5V
POWER-OK

CH 2
.
.
.

24V SUPERVISION

ERROR 1-8

L1-

Process Connector

L1+
I2
.
.
.
L1+
I8

RUN

RS-485
GROUP 2

POS0-9
BLOCK
8
/ CH 9-16
EEPROM

ERROR 9-16

EMCBARRIER

8
/

L2+
L2+
I 9-16

24V SUPERVISION
L2-

EM

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DI810 Digital Input Module, 24 V, Current Sinking

Appendix A Specifications

A.17.0.5 Process Connections

Table A-37 DI810 Process Connections

Process
Connection

230

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
Male
Terminal
Connector (1)

TU838
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+ (2)

0 V d.c.

L1-

2, 15

L1- (2)

L1- (2)

Ch1/Ch 2, L1+

-

-

B1, B2

A1 (F1)

Ch1 Input

C1

3

C1

B1

Ch 2 Input

B1

16

C2

B2

Ch1/Ch2, L1-

A1

-

A1, A2

A2

Ch 3/Ch 4, L1+

-

-

B3, B4

A3 (F2)

Ch 3 Input

C2

4

C3

B3

Ch 4 Input

B2

17

C4

B4

Ch 3/Ch 4, L1-

A2

-

A3, A4

A4

Ch 5/Ch 6, L1+

-

-

B5, B6

A5 (F3)

Ch 5 Input

C3

5

C5

B5

Ch 6 Input

B3

18

C6

B6

Ch 5/Ch 6, L1-

A3

-

A5, A6

A6

Ch 7/Ch 8, L1+

-

-

B7, B8

A7 (F4)

Ch 7 Input

C4

6

C7

B7

Ch 8 Input

B4

19

C8

B8

Ch 7/Ch8, L1-

A4

-

A7, A8

A8

Ch 9/Ch 10, L2+

-

-

B9, B10

A9 (F5)

Ch 9 Input

C5

7

C9

B9

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Appendix A Specifications

DI810 Digital Input Module, 24 V, Current Sinking

Table A-37 DI810 Process Connections (Continued)

Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
Male
Terminal
Connector (1)

TU838
Terminal

Ch 10 Input

B5

20

C10

B10

Ch 9/Ch 10, L2-

A5

-

A9, A10

A10

Ch 11/Ch 12, L2+

-

-

B11, B12

A11 (F6)

Ch 11 Input

C6

8

C11

B11

Ch 12 Input

B6

21

C12

B12

Ch 11/Ch 12, L2-

A6

-

A11, A12

A12

Ch 13/Ch 14, L2+

-

-

B13, B14

A13 (F7)

Ch 13 Input

C7

9

C13

B13

Ch 14 Input

B7

22

C14

B14

Ch 13/Ch 14, L2-

A7

-

A13, A14

A14

Ch 15/ Ch16, L2+

-

-

B15, B16

A15 (F8)

Ch 15 Input

C8

10

C15

B15

Ch 16 Input

B8

23

C16

B16

Ch 15/Ch16, L2-

A8

-

A15, A16

A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

L2+ (2)

0 V d.c.

L2-

12, 25

L2- (2)

L2- (2)

(1) Pin 13 connected to connector body for EM.

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DI810 Digital Input Module, 24 V, Current Sinking

Appendix A Specifications

Figure A-44 shows the process connections for the Digital Input Module DI810
when installed on a TU830 Extended MTU.

Process

TU830/TU833

+24V

+

-

+

+

-

6.3 A

L1+
Ch1
Ch2
L1-

L1+
L1+
L1L1B1,B2
C1
C2
A1,A2

L1+
Ch3
Ch4
L1-

B3,B4
C3
C4
A3,A4

L1+
I3
I4
L1-

L1+
Ch5
Ch6
L1-

B5,B6
C5
C6
A5,A6

L1+
I5
I6
L1-

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

L1+
I7
I8
L1L2+
I9
I10
L2-

L2+
Ch11
Ch12
L2-

B11,B12
C11
C12
A11,A12

L2+
I11
I12
L2-

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

B13,B14
C13
C14
A13,A14
B15,B16
C15
C16
A15,A16

L2+
I13
I14
L2L2+
I15
I16
L2-

+24V

L2+
L2+
L2L2-

0V

+

DI810

0V

Supervise
Fuse
L1+
I1
I2
L1-

6.3 A

Supervise

Fuse
EM

Figure A-44 DI810 with TU830 Extended MTU Process Connections

232

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Appendix A Specifications

DI810 Digital Input Module, 24 V, Current Sinking

Figure A-45 shows the process connections for the Digital Input Module DI810
when installed on a TU838 Extended MTU.

Process

TU838

+24V
0V

+

+

-

+

+

-

L1+
L1+
L1L1-

L1+
Ch1
Ch2
L1-

A1
B1
B2
A2

L1+
Ch3
Ch4
L1-

A3
B3
B4
A4

L1+
Ch5
Ch6
L1-

A5
B5
B6
A6

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

A7
B7
B8
A8

L2+
Ch11
Ch12
L2-

A11
B11
B12
A12

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

A13
B13
B14
A14
A15
B15
B16
A16

+24V
0V

A9
B9
B10
A10

L2+
L2+
L2L2-

DI810

Supervise
F1

F2

F3

F4

F5

F6

F7

F8

L1+
I1
I2
L1L1+
I3
I4
L1L1+
I5
I6
L1L1+
I7
I8
L1L2+
I9
I10
L2L2+
I11
I12
L2L2+
I13
I14
L2L2+
I15
I16
L2Supervise
EM

Figure A-45 DI810 with TU838 Extended MTU Process Connections

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DI810 Digital Input Module, 24 V, Current Sinking

Appendix A Specifications

Figure A-46 shows the process connections for the DI810 when installed on a
TU810 or TU814 Compact MTU.

Process

TU810
(or TU814)
+24V

L1+
L1+
L1-

0V

C1
B1
A1

L1+
I1
I2
L1-

Ch3
Ch4
L1-

C2
B2
A2

L1+
I3
I4
L1-

Ch5
Ch6
L1-

C3
B3
A3

L1+
I5
I6
L1-

Ch7
Ch8
L1-

C4
B4
A4

Ch9
Ch10
L2-

C5
B5
A5

L1+
I7
I8
L1L2+
I9
I10
L2-

Ch11
Ch12
L2-

C6
B6
A6

L2+
I11
I12
L2-

Ch13
Ch14
L2-

C7
B7
A7

Ch15
Ch16
L2-

C8
B8
A8

+

-

+

+

-

+24V
0V

Supervise

Ch1
Ch2
L1-

+

-

DI810

L2+
I13
I14
L2L2+
I15
I16
L2-

L2+
L2+
L2-

Supervise
EM

Figure A-46 DI810 with TU810 or TU814 Compact MTU Process Connections

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Appendix A Specifications

DI810 Digital Input Module, 24 V, Current Sinking

Figure A-47 shows the process connections for the DI810 when installed on a
TU812 Compact MTU.

TU812

Process
Connection

1

1 UP1 +24V

14

14 UP1

2

2 ZP1

15

15 ZP1

3

3 S1

Ch1

16

16 S2

Ch2

4

4 S3

Ch3

17

17 S4

Ch4

5

5 S5

Ch5

18

18 S6

Ch6

6

6 S7

Ch7

19

19 S8

Ch8

7

7 S9

Ch9

20

20 S10

Ch10

8

8 S11

Ch11

21

21 S12

Ch12

9

9 S13

Ch13

22

22 S14

Ch14

10

10 S15

Ch15

23

23 S16

Ch16

11

11 UP2 +24V

24

24 UP2

12

12 ZP2 0V

25

25 ZP2

13

13 EM

DI810
Supervise

0V
L1+
I1
I2
L1L1+
I3
I4
L1L1+
I5
I6
L1L1+
I7
I8
L1L2+
I9
I10
L2L2+
I11
I12
L2L2+
I13
I14
L2L2+
I15
I16
L2Supervise

EM

Figure A-47 DI810 with TU812 Compact MTU Process Connections

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DI811 Digital Input Module, 48 V, Current Sinking

Appendix A Specifications

A.18 DI811 Digital Input Module, 48 V, Current Sinking
A.18.0.1 Features

•

16 channels for 48 V d.c. inputs with current
sinking

F
R

•

2 isolated groups of 8 with voltage supervision

W

•

Input status indicators

1

•

EMC protection

•

DIN rail mounting.

A.18.0.2 Description

The DI811 is a 16 channel 48 V digital input module
for the S800 I/O. This module has 16 digital inputs.
The input signal voltage range is 36 to 60 volt d.c. and
the input current is 4 mA at 48 V. The inputs are
divided into two individually isolated groups with
eight channels and one voltage supervision input in
each group.

2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

Every input channel consists of current limiting
components, EMC protection components, input state
indication LED and optical isolation barrier.
Three LEDs indicate module status Fault (Red), Run
(Green) and Warning (Yellow). One LED (Yellow)
per channel (16) indicate input state (On = 1 and Off = 0). The RUN LED indicates
normal operation and the WARNING LED indicates if any error input is active.
The FAULT LED indicates that the module is in Init state or Not configured state.
In Not Configured state the FAULT LED is turned off after the first valid access to
the module.
The process voltage supervision input give channel error signals if the voltage
disappears.The error signal can be read via the ModuleBus.

236

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Appendix A Specifications

DI811 Digital Input Module, 48 V, Current Sinking

The process voltage supervision input give channel error signals if the voltage
disappears.The error signal can be read via the ModuleBus.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
The input channels can be digitally filtered. The different filter times that can be
achieved are 2, 4, 8 and 16 ms. This means that noise pulses shorter than the filter
time will be filtered out and pulses longer than 3, 6, 12 and 24 ms will get through
the filter.
Five different types of MTUs can be used. The TU830 Extended MTU enables three
wire connection to the devices without additional terminals. The TU810 (or TU814)
Compact MTU has terminals for 48 V process voltage supervision inputs, but
requires external terminals for distribution of 48 V power supply to the devices. The
extended MTU, TU838, provide a fuse (3 A max.) per two channels for process
power out. The TU812 Compact MTU has a D-Sub 25 pin (male) connector for
connection to the process.

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DI811 Digital Input Module, 48 V, Current Sinking

Appendix A Specifications

A.18.0.3 Technical Data

Table A-38 DI811 Digital Input Module Specifications
DI811
Digital Input Module

Feature
Number of channels

16 (2 x 8), current sinking

Rated voltage
(process power supply range)

48 V d.c.
(36 to 60 V d.c.)

Input signal voltage range, “1”

30 to 60 V

Input signal voltage range, “0”

-60 to +10 V

Nominal input channel current

4 mA @ 48 V d.c.

Input Impedance

11 kΩ

Maximum field cable length

600 meters (656 yd.)

Filter times (digital, selectable)

2, 4, 8, 16 ms

Process voltage supervision

2 channels (1 per group)

Current consumption +5 V

50 mA

Power dissipation (1)

2.7 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

238

Isolation

Groupwise isolated from ground
(RIV=50 V)

Module termination units

TU810, TU812, TU814, TU830 or
TU838

MTU keying code

BD

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

3BSE 020 924R4101

Appendix A Specifications

DI811 Digital Input Module, 48 V, Current Sinking

Table A-38 DI811 Digital Input Module Specifications (Continued)
Feature

DI811
Digital Input Module

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.18 kg (0.4 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated at nominal voltage of
48 Volts.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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DI811 Digital Input Module, 48 V, Current Sinking

Appendix A Specifications

A.18.0.4 Block Diagram DI811
X2

GROUP 1

BIC

FAULT

CH 2
.
.
.
CH 8

L1+
I2
.
.
.
L1+
I8

RUN
WARNING

MBI-1
ASIC

X1

0V
DAT
DAT-N

RESET

ModuleBus Connector

+5VI
+5V
POWER-OK

48V SUPERVISION

ERROR 1-8

L1-

Process Connector

CH 1

L1+
U1
I1

EMCBARRIER

RS-485
GROUP 2

POS0-9
BLOCK
8
/ CH 9-16
EEPROM

ERROR 9-16

EMCBARRIER

8
/

L2+
L2+
I 9-16

48V SUPERVISION
L2-

EM

240

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Appendix A Specifications

DI811 Digital Input Module, 48 V, Current Sinking

A.18.0.5 Process Connections

Table A-39 DI811 Process Connections

Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
male
Terminal
Connector (1)

TU838
Terminal

+48 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+ (2)

0 V d.c.

L1-

2, 15

L1- (2)

L1- (2)

Ch1/Ch 2, L1+

-

-

B1, B2

A1 (F1)

Ch1 Input

C1

3

C1

B1

Ch 2 Input

B1

16

C2

B2

Ch1/Ch2, L1-

A1

-

A1, A2

A2

Ch 3/Ch 4, L1+

-

-

B3, B4

A3 (F2)

Ch 3 Input

C2

4

C3

B3

Ch 4 Input

B2

17

C4

B4

Ch 3/Ch 4, L1-

A2

-

A3, A4

A4

Ch 5/Ch 6, L1+

-

-

B5, B6

A5 (F3)

Ch 5 Input

C3

5

C5

B5

Ch 6 Input

B3

18

C6

B6

Ch 5/Ch 6, L1-

A3

-

A5, A6

A6

Ch 7/Ch 8, L1+

-

-

B7, B8

A7 (F4)

Ch 7 Input

C4

6

C7

B7

Ch 8 Input

B4

19

C8

B8

Ch 7/Ch8, L1-

A4

-

A7, A8

A8

Ch 9/Ch 10, L2+

-

-

B9, B10

A9 (F5)

Ch 9 Input

C5

7

C9

B9

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DI811 Digital Input Module, 48 V, Current Sinking

Appendix A Specifications

Table A-39 DI811 Process Connections (Continued)

Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
male
Terminal
Connector (1)

TU838
Terminal

Ch 10 Input

B5

20

C10

B10

Ch 9/Ch 10, L2-

A5

-

A9, A10

A10

Ch 11/Ch 12, L2+

-

-

B11, B12

A11 (F6)

Ch 11 Input

C6

8

C11

B11

Ch 12 Input

B6

21

C12

B12

Ch 11/Ch 12, L2-

A6

-

A11, A12

A12

Ch 13/Ch 14, L2+

-

-

B13, B14

A13 (F7)

Ch 13 Input

C7

9

C13

B13

Ch 14 Input

B7

22

C14

B14

Ch 13/Ch 14, L2-

A7

-

A13, A14

A14

Ch 15/ Ch16, L2+

-

-

B15, B16

A15 (F8)

Ch 15 Input

C8

10

C15

B15

Ch 16 Input

B8

23

C16

B16

Ch 15/Ch16, L2-

A8

-

A15, A16

A16

+48 V d.c.

L2+ (2)

11, 24

L2+ (2)

L2+ (2)

0 V d.c.

L2-

12, 25

L2- (2)

L2- (2)

(1) Pin 13 connected to connector body for EM.

242

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Appendix A Specifications

DI811 Digital Input Module, 48 V, Current Sinking

Figure A-48 shows the process connections for the Digital Input Module DI811
when installed on a TU830 Extended MTU.

Process

TU830/TU833

+48V

+

-

+

+

-

6.3 A

L1+
Ch1
Ch2
L1-

L1+
L1+
L1L1B1,B2
C1
C2
A1,A2

L1+
Ch3
Ch4
L1-

B3,B4
C3
C4
A3,A4

L1+
I3
I4
L1-

L1+
Ch5
Ch6
L1-

B5,B6
C5
C6
A5,A6

L1+
I5
I6
L1-

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

L1+
I7
I8
L1L2+
I9
I10
L2-

L2+
Ch11
Ch12
L2-

B11,B12
C11
C12
A11,A12

L2+
I11
I12
L2-

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

B13,B14
C13
C14
A13,A14
B15,B16
C15
C16
A15,A16

L2+
I13
I14
L2L2+
I15
I16
L2-

+48V

L2+
L2+
L2L2-

0V

+

DI811

0V

Supervise
Fuse
L1+
I1
I2
L1-

6.3 A
Supervise
Fuse
EM

Figure A-48 DI811 with TU830 Extended MTU Process Connections

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DI811 Digital Input Module, 48 V, Current Sinking

Appendix A Specifications

Figure A-49 shows the process connections for the Digital Input Module DI811
when installed on a TU838 Extended MTU.

Process

TU838

+48V
0V

+

+

-

+

+

-

L1+
L1+
L1L1-

L1+
Ch1
Ch2
L1-

A1
B1
B2
A2

L1+
Ch3
Ch4
L1-

A3
B3
B4
A4

L1+
Ch5
Ch6
L1-

A5
B5
B6
A6

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

A7
B7
B8
A8

L2+
Ch11
Ch12
L2-

A11
B11
B12
A12

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

A13
B13
B14
A14
A15
B15
B16
A16

+48V
0V

A9
B9
B10
A10

L2+
L2+
L2L2-

DI811

Supervise
F1

F2

F3

F4

F5

F6

F7

F8

L1+
I1
I2
L1L1+
I3
I4
L1L1+
I5
I6
L1L1+
I7
I8
L1L2+
I9
I10
L2L2+
I11
I12
L2L2+
I13
I14
L2L2+
I15
I16
L2Supervise
EM

Figure A-49 DI811 with TU838 Extended MTU Process Connections

244

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Appendix A Specifications

DI811 Digital Input Module, 48 V, Current Sinking

Figure A-50 shows the process connections for the DI811 when installed on a
TU810 or TU814 Compact MTU.

Process

TU810
(or TU814)
+48V

L1+
L1+
L1-

0V

C1
B1
A1

L1+
I1
I2
L1-

Ch3
Ch4
L1-

C2
B2
A2

L1+
I3
I4
L1-

Ch5
Ch6
L1-

C3
B3
A3

L1+
I5
I6
L1-

Ch7
Ch8
L1-

C4
B4
A4

Ch9
Ch10
L2-

C5
B5
A5

L1+
I7
I8
L1L2+
I9
I10
L2-

Ch11
Ch12
L2-

C6
B6
A6

L2+
I11
I12
L2-

Ch13
Ch14
L2-

C7
B7
A7

Ch15
Ch16
L2-

C8
B8
A8

+

-

+

+

-

+48V
0V

Supervise

Ch1
Ch2
L1-

+

-

DI811

L2+
I13
I14
L2L2+
I15
I16
L2-

L2+
L2+
L2-

Supervise
EM

Figure A-50 DI811 with TU810 or TU814 Compact MTU Process Connections

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DI811 Digital Input Module, 48 V, Current Sinking

Appendix A Specifications

Figure A-51 shows the process connections for the DI811 when installed on a
TU812 Compact MTU

TU812

Process
Connection

1

1 UP1 +24V

14

14 UP1

2

2 ZP1

15

15 ZP1

3

3 S1

Ch1

16

16 S2

Ch2

4

4 S3

Ch3

17

17 S4

Ch4

5

5 S5

Ch5

18

18 S6

Ch6

6

6 S7

Ch7

19

19 S8

Ch8

7

7 S9

Ch9

20

20 S10

Ch10

8

8 S11

Ch11

21

21 S12

Ch12

9

9 S13

Ch13

22

22 S14

Ch14

10

10 S15

Ch15

23

23 S16

Ch16

11

11 UP2 +24V

24

24 UP2

12

12 ZP2 0V

25

25 ZP2

13

13 EM

DI811
Supervise

0V
L1+
I1
I2
L1L1+
I3
I4
L1L1+
I5
I6
L1L1+
I7
I8
L1L2+
I9
I10
L2L2+
I11
I12
L2L2+
I13
I14
L2L2+
I15
I16
L2-

Supervise

EM

Figure A-51 DI811with TU812

246

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Appendix A Specifications

DI814 Digital Input Module, 24 V, Current Sourcing

A.19 DI814 Digital Input Module, 24 V, Current Sourcing
A.19.0.1 Features

•

16 channels for 24 V d.c. inputs with current
sourcing

•

2 Isolated groups of 8 with voltage supervision

W

•

Input status indicators

1

•

EMC protection

•

DIN rail mounting.

A.19.0.2 Description

F
R

2
3
4
5
6
7
8

The DI814 is a 16 channel 24 V digital input module
with current sourcing for the S800 I/O. The input
voltage range is 18 to 30 volt dc and the input current
source is 6 mA at 24 V. The inputs are divided into
two individually isolated groups with eight channels
and one voltage supervision input in each group.
Every input channel consists of current limiting
components, EMC protection components, input state
indication LED and optical isolation barrier.

9
10
11
12
13
14
15
16

Three LEDs indicate module status Fault (Red), Run
(Green) and Warning (Yellow). One LED (Yellow) per channel (16) indicate input
state (On = 1 and Off = 0). The RUN LED indicates normal operation and the
WARNING LED indicates if any error input is active. The FAULT LED indicates
that the module is in Init state or Not configured state. In Not Configured state the
FAULT LED is turned off after the first valid access to the module.
The process voltage supervision input give channel error signals if the voltage
disappears.The error signal can be read via the ModuleBus.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is

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247

DI814 Digital Input Module, 24 V, Current Sourcing

Appendix A Specifications

deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
The input channels can be digitally filtered. The different filter times that can be
achieved are 2, 4, 8 and 16 ms. This means that noise pulses shorter than the filter
time will be filtered out and pulses longer than 3, 6, 12 and 24 ms will get through
the filter.
Five different types of MTUs can be used. The TU830 Extended MTU enables three
wire connection to the devices without additional terminals. The TU810 (or TU814)
Compact MTU has terminals for 24 V process voltage supervision inputs, but
requires external terminals for distribution of 24 V power supply to the devices. The
extended MTU, TU838, provide a fuse (3 A max.) per two channels for process
power out. The TU812 Compact MTU has a D-Sub 25 pin (male) connector for
connection to the process.

248

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Appendix A Specifications

DI814 Digital Input Module, 24 V, Current Sourcing

A.19.0.3 Technical Data

Table A-40 DI814 Digital Input Module Specifications
DI814
Digital Input Module

Feature
Number of channels

16 (2 x 8), current sourcing

Rated voltage
(process power supply range)

24 V d.c.
(18 to 30 V d.c.)

Input voltage range, “1”

15 to 30 V

Input voltage range, “0”

-30 to +5 V

Nominal input channel current

6 mA @ 24 V d.c.

Input Impedance

3.5 kΩ

Maximum Field Cable Length

600 meters (656 yd.)

Filter times (digital, selectable)

2, 4, 8, 16 ms

Process voltage supervision

2 channels (1 per group)

Current consumption +5 V

50 mA

Power dissipation(1)

1.8 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

Isolation

Groupwise isolated from ground
(RIV=50 V)

Module termination units

TU810, TU812, TU814, TU830 or
TU838

MTU keying code

BE

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

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DI814 Digital Input Module, 24 V, Current Sourcing

Appendix A Specifications

Table A-40 DI814 Digital Input Module Specifications (Continued)
Feature

DI814
Digital Input Module

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.15 kg (0.33 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated at nominal voltage of
24 Volts.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

250

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Appendix A Specifications

DI814 Digital Input Module, 24 V, Current Sourcing

A.19.0.4 Block Diagram DI814
BIC

X2

GROUP 1
UP1
U1

EMCBARRIER
CH 1

FAULT

I1
U2

RUN
WARNING

MBI-1

X1

ASIC

I8
24V SUPERVISION

ERROR 1-8

ZP1

DAT+
DAT-

RS-485

CLK+
CLK-

RS-485

POS0-6
BLOCK

EEPROM

Process Connector

Modulebus Connector

POWER-OK
0V

RESET

+5VI
+5V

I2
.
.
.
U18

CH 2
.
.
.
CH 8

GROUP 2
UP2
U9-16

EMCBARRIER
8 CH 9-16
/
ERROR 9-16

8
/

I 9-16

24V SUPERVISION
ZP2

EM

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DI814 Digital Input Module, 24 V, Current Sourcing

Appendix A Specifications

A.19.0.5 Process Connections

Table A-41 DI814 Process Connections

Process
Connection

252

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
male
Terminal
Connector (1)

TU838
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+ (2)

0 V d.c.

L1-

2, 15

L1- (2)

L1- (2)

Ch1/Ch 2, L1+

-

-

B1, B2

A1 (F1)

Ch1 Input

C1

3

C1

B1

Ch 2 Input

B1

16

C2

B2

Ch1/Ch2, L1-

A1

-

A1, A2

A2

Ch 3/Ch 4, L1+

-

-

B3, B4

A3 (F2)

Ch 3 Input

C2

4

C3

B3

Ch 4 Input

B2

17

C4

B4

Ch 3/Ch 4, L1-

A2

-

A3, A4

A4

Ch 5/Ch 6, L1+

-

-

B5, B6

A5 (F3)

Ch 5 Input

C3

5

C5

B5

Ch 6 Input

B3

18

C6

B6

Ch 5/Ch 6, L1-

A3

-

A5, A6

A6

Ch 7/Ch 8, L1+

-

-

B7, B8

A7 (F4)

Ch 7 Input

C4

6

C7

B7

Ch 8 Input

B4

19

C8

B8

Ch 7/Ch8, L1-

A4

-

A7, A8

A8

Ch 9/Ch 10, L2+

-

-

B9, B10

A9 (F5)

Ch 9 Input

C5

7

C9

B9

3BSE 020 924R4101

Appendix A Specifications

DI814 Digital Input Module, 24 V, Current Sourcing

Table A-41 DI814 Process Connections (Continued)

Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
male
Terminal
Connector (1)

TU838
Terminal

Ch 10 Input

B5

20

C10

B10

Ch 9/Ch 10, L2-

A5

-

A9, A10

A10

Ch 11/Ch 12, L2+

-

-

B11, B12

A11 (F6)

Ch 11 Input

C6

8

C11

B11

Ch 12 Input

B6

21

C12

B12

Ch 11/Ch 12, L2-

A6

-

A11, A12

A12

Ch 13/Ch 14, L2+

-

-

B13, B14

A13 (F7)

Ch 13 Input

C7

9

C13

B13

Ch 14 Input

B7

22

C14

B14

Ch 13/Ch 14, L2-

A7

-

A13, A14

A14

Ch 15/ Ch16, L2+

-

-

B15, B16

A15 (F8)

Ch 15 Input

C8

10

C15

B15

Ch 16 Input

B8

23

C16

B16

Ch 15/Ch16, L2-

A8

-

A15, A16

A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

L2+ (2)

0 V d.c.

L2-

12, 25

L2- (2)

L2- (2)

(1) Pin 13 connected to connector body for EM.

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253

DI814 Digital Input Module, 24 V, Current Sourcing

Appendix A Specifications

Figure A-52 shows the process connections for the Digital Input Module DI814
(current sourcing) when installed on a TU830 Extended MTU.

Process

TU830/TU833

+24V
0V

+

+

-

+

+

-

L1+
L1+
L1L1-

DI814

6.3 A
Supervise
Fuse

L1+
Ch1
Ch2
L1-

B1,B2
C1
C2
A1,A2

L1+
I1
I2
L1-

L1+
Ch3
Ch4
L1-

B3,B4
C3
C4
A3,A4

L1+
I3
I4
L1-

L1+
Ch5
Ch6
L1-

B5,A6
C5
C6
A5,A6

L1+
I5
I6
L1-

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

L1+
I7
I8
L1L2+
I9
I10
L2-

L2+
Ch11
Ch12
L2-

B11,B12
C11
C12
A11,A12

L2+
I11
I12
L2-

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

B13,B14
C13
C14
A13,A14
B15,A16
C15
C16
A15,A16

L2+
I13
I14
L2L2+
I15
I16
L2-

+24V

L2+
L2+
L2L2-

0V

6.3 A
Supervise
Fuse
EM

Figure A-52 DI814 with TU830 Extended MTU Process Connections

254

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Appendix A Specifications

DI814 Digital Input Module, 24 V, Current Sourcing

Figure A-53 shows the process connections for the Digital Input Module DI814
(current sourcing) when installed on a TU838 Extended MTU.

Process

TU838

+24V
0V

+

+

-

+

+

-

L1+
L1+
L1L1-

L1+
Ch1
Ch2
L1-

A1
B1
B2
A2

L1+
Ch3
Ch4
L1-

A3
B3
B4
A4

L1+
Ch5
Ch6
L1-

A5
B5
B6
A6

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

A7
B7
B8
A8

L2+
Ch11
Ch12
L2-

A11
B11
B12
A12

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

A13
B13
B14
A14
A15
B15
B16
A16

+24V
0V

A9
B9
B10
A10

L2+
L2+
L2L2-

DI814

Supervise
F1

F2

F3

F4

F5

F6

F7

F8

L1+
I1
I2
L1L1+
I3
I4
L1L1+
I5
I6
L1L1+
I7
I8
L1L2+
I9
I10
L2L2+
I11
I12
L2L2+
I13
I14
L2L2+
I15
I16
L2Supervise
EM

Figure A-53 DI814 with TU838 Extended MTU Process Connections

3BSE 020 924R4101

255

DI814 Digital Input Module, 24 V, Current Sourcing

Appendix A Specifications

Figure A-54 shows the process connections for the DI814 when installed on a
TU810 or TU814 Compact MTU.

Process

TU810
(or TU814)
+24V

L1+
L1+
L1-

0V

C1
B1
A1

L1+
I1
I2
L1-

Ch3
Ch4
L1-

C2
B2
A2

L1+
I3
I4
L1-

Ch5
Ch6
L1-

C3
B3
A3

L1+
I5
I6
L1-

Ch7
Ch8
L1-

C4
B4
A4

Ch9
Ch10
L2-

C5
B5
A5

L1+
I7
I8
L1L2+
I9
I10
L2-

Ch11
Ch12
L2-

C6
B6
A6

L2+
I11
I12
L2-

Ch13
Ch14
L2-

C7
B7
A7

Ch15
Ch16
L2-

C8
B8
A8

+

-

+

+

-

+24V
0V

Supervise

Ch1
Ch2
L1-

+

-

DI814

L2+
I13
I14
L2L2+
I15
I16
L2-

L2+
L2+
L2-

Supervise
EM

Figure A-54 DI814 with TU810 or TU814 Compact MTU Process Connections

256

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Appendix A Specifications

DI814 Digital Input Module, 24 V, Current Sourcing

Figure A-55 shows the process connections for the DI814 when installed on a
TU812 Compact MTU.

TU812

Process
Connection

1

1 UP1 +24V

14

14 UP1

2

2 ZP1

15

15 ZP1

3

3 S1

Ch1

16

16 S2

Ch2

4

4 S3

Ch3

17

17 S4

Ch4

5

5 S5

Ch5

18

18 S6

Ch6

6

6 S7

Ch7

19

19 S8

Ch8

7

7 S9

Ch9

20

20 S10

Ch10

8

8 S11

Ch11

21

21 S12

Ch12

9

9 S13

Ch13

22

22 S14

Ch14

10

10 S15

Ch15

23

23 S16

Ch16

11

11 UP2 +24V

24

24 UP2

12

12 ZP2 0V

25

25 ZP2

13

13 EM

DI814
Supervise

0V
L1+
I1
I2
L1L1+
I3
I4
L1L1+
I5
I6
L1L1+
I7
I8
L1L2+
I9
I10
L2L2+
I11
I12
L2L2+
I13
I14
L2L2+
I15
I16
L2-

Supervise

EM

Figure A-55 DI814 with TU812 Compact MTU Process Connections

3BSE 020 924R4101

257

DI820 Digital Input Module, 120 V a.c./d.c

Appendix A Specifications

A.20 DI820 Digital Input Module, 120 V a.c./d.c
A.20.0.1 Features

•

8 channels for 120 V a.c./d.c. inputs

•

Individually isolated channels

•

Voltage supervision of field input power

•

Input status indicators

1

•

Signal filtering

2

•

EMC protection

3

•

DIN rail mounting.

•

Also in a G3 compliant version

F
R
W

4
5

A.20.0.2 Description

The DI820 is an 8 channel 120 V a.c./d.c. digital input
module for the S800 I/O. This module has 8 digital
inputs. The a.c. input voltage range is 77 - 130 volt and
the input current is 10 mA at 120 V a.c. The d.c. input
range is 75 - 145 V and the input current is 2.8 mA at
110 V. The inputs are individually isolated.

6
7
8

DI820
120V a.c.

Every input channel consists of current limiting
components, EMC protection components, input state
indication LED, optical isolation barrier and an analog
filter (6 ms).
Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). One LED (Yellow) per channel (8) indicate input state (On = 1 and Off =
0). The RUN LED indicates normal operation and the WARNING LED indicates if
any error input is active. The FAULT LED indicates that the module is in Init state
or Not configured state. In Not Configured state the FAULT LED is turned off after
the first valid access to the module.
Channel 1 can be used as voltage supervision input for channels 2 - 4, and channel 8
can be used as voltage supervision input for channels 5 - 7.

258

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Appendix A Specifications

DI820 Digital Input Module, 120 V a.c./d.c

If the voltage connected to channel 1 or 8 disappears, the error inputs are activated
and the Warning LED turns on. The error signal can be read from the ModuleBus.
This supervision can be enabled/ disabled with a parameter. If the error inputs are
disabled channel 1 and 8 can be used as normal input channels.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
The input channels can be digitally filtered. The different filter times that can be
achieved are 2, 4, 8 and 16 ms. This means that noise pulses shorter than the filter
time will be filtered out and pulses longer than 3, 6, 12 and 24 ms will get through
the filter.
Two different types of MTUs can be used, TU831 Extended MTU and TU811
Compact MTU both have two terminals per channel.

3BSE 020 924R4101

259

DI820 Digital Input Module, 120 V a.c./d.c

Appendix A Specifications

A.20.0.3 Technical Data

Table A-42 DI820 Digital Input Module Specifications
DI820
Digital Input Module

Feature
Number of channels

8

Rated voltage
(process power supply range)

120 V a.c.
(77 to 130 V a.c.)
110 V d.c.
(75 to 145 V d.c.)

Input voltage range, “1”

77 to 130 V
+75 to 145 V d.c.

Input voltage range, “0”

0 to 30 V a.c.
+0 to 20 V d.c.

Nominal input channel current

10 mA ac @ 120 V a.c.
2.8 mA dc @110 V d.c.

Input frequency range a.c.

47…65 Hz

Impedance

12 kΩ (a.c.)
39 KΩ (d.c.)

Maximum Field Cable Length

200 meters (219 yd.)
100pF/m. for a.c.
600 meters (656 yd.) for d.c.

Filter times (digital, selectable)

2, 4, 8, 16 ms

Analog filter On/Off delay

5/18 ms

Process voltage supervision

2 channels, 1 and 8

Current consumption +5 V

50 mA

Power dissipation(1)

2.8 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

260

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Appendix A Specifications

DI820 Digital Input Module, 120 V a.c./d.c

Table A-42 DI820 Digital Input Module Specifications (Continued)
DI820
Digital Input Module

Feature
Isolation

Individually isolated channels (RIV=250 V)

Module termination units

TU811 or TU831

MTU keying code

AB

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

G3 compliant version

According to ISA-S71.04. Marked with “Z”
in the type designation.

Rated insulation voltage

250 V

Dielectric test voltage

2000 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.18 kg (0.4 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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261

DI820 Digital Input Module, 120 V a.c./d.c

Appendix A Specifications

A.20.0.4 Block Diagram DI820
BIC

X2

INPUT CHANNELS
FAULT
Rectifiers and
filters

RUN
WARNING

I 1.1
I 1.2

CH 1
E2-4
X1

DAT+
DAT-

I 2.1
I 2.2

CH 3

I 3.1
I 3.2

CH 4

I 4.1
I 4.2

CH 5

I 5.1
I 5.2

CH 6

I 6.1
I 6.2

CH 7

I 7.1
I 7.2

CH 8

I 8.1
I 8.2

MBI-1
ASIC

RS-485

CLK+
CLK-

RS-485

POS0-6
BLOCK

Process Connector

ModuleBus Connector

0V

RESET

+5VI
+5V
POWER-OK

1

CH 2

EEPROM
E5-7

262

1

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Appendix A Specifications

DI820 Digital Input Module, 120 V a.c./d.c

A.20.0.5 Process Connections

Table A-43 DI820 Process Connections

3BSE 020 924R4101

Process
Connection

TU811
Terminal

TU831
Terminal

Ch 1.1 Input

B1

B1

Ch 1.2 Input

A1

A1

Ch 2.1 Input

C2

B2

Ch 2.2 Input

A2

A2

Ch 3.1 Input

B3

B3

Ch 3.2 Input

A3

A3

Ch 4.1 Input

C4

B4

Ch 4.2 Input

A4

A4

Ch 5.1 Input

B5

B5

Ch 5.2 Input

A5

A5

Ch 6.1 Input

C6

B6

Ch 6.2 Input

A6

A6

Ch 7.1 Input

B7

B7

Ch 7.2 Input

A7

A7

Ch 8.1 Input

C8

B8

Ch 8.2 Input

A8

A8

263

DI820 Digital Input Module, 120 V a.c./d.c

Appendix A Specifications

Figure A-56 shows the process connections for the Digital Input Module DI820
when installed on a TU831 Extended MTU.

Process

TU831

DI820

120V a.c.
or 110V d.c.

120V a.c.
or 110V d.c.

Ch1.1
Ch1.2

B1
A1

I 1.1
I 1.2

Ch2.1
Ch2.2

B2
A2

I 2.1
I 2.2

Ch3.1
Ch3.2

B3
A3

I 3.1
I 3.2

Ch4.1
Ch4.2

B4
A4

I 4.1
I 4.2

Ch5.1
Ch5.2

B5
A5

I 5.1
I 5.2

Ch6.1
Ch6.2

B6
A6

I 6.1
I 6.2

Ch7.1
Ch7.2

B7
A7

I 7.1
I 7.2

Ch8.1
Ch8.2

B8
A8

I 8.1
I 8.2

EM

Figure A-56 DI820 with TU831 Extended MTU Process Connections

264

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Appendix A Specifications

DI820 Digital Input Module, 120 V a.c./d.c

Figure A-57 shows the process connections for the DI820 when installed on a
TU811 or TU813 Compact MTU.

Process

TU811/TU813

DI820

120V a.c.
or 110V d.c.

120V a.c.
or 110V d.c.

Ch1.1
Ch1.2

B1
A1

I 1.1
I 1.2

Ch2.1
Ch2.2

C2
A2

I 2.1
I 2.2

Ch3.1
Ch3.2

B3
A3

I 3.1
I 3.2

Ch4.1
Ch4.2

C4
A4

I 4.1
I 4.2

Ch5.1
Ch5.2

B5
A5

I 5.1
I 5.2

Ch6.1
Ch6.2

C6
A6

I 6.1
I 6.2

Ch7.1
Ch7.2

B7
A7

I 7.1
I 7.2

Ch8.1
Ch8.2

C8
A8

I 8.1
I 8.2

EM

Figure A-57 DI820 with TU811 or TU813 Compact MTU Process Connections

3BSE 020 924R4101

265

DI821 Digital Input Module, 230 V a.c./d.c.

Appendix A Specifications

A.21 DI821 Digital Input Module, 230 V a.c./d.c.
A.21.0.1 Features

•

8 channels for 230 V a.c./d.c. inputs

•

Individually isolated points

•

Voltage supervision of field input power

•

Input status indicators

1

•

Signal filtering

2

•

EMC protection

3

•

DIN rail mounting.

•

Also in a G3 compliant version

F
R
W

4
5

A.21.0.2 Description

The DI821 is an 8 channel 230 V a.c./d.c. digital input
module for the S800 I/O. This module has 8 digital
inputs. The ac input voltage range is 164 to 264 volt
and the input current is 11 mA at 230 V a.c. The d.c.
input voltage range is 175 to 275 volt and the input
current is 1.6 mA at
220 V d.c. The inputs are individually isolated.

6
7
8

DI821
230V a.c.

Every input channel consists of current limiting
components, EMC protection components, input state indication LED, optical
isolation barrier and an analog filter (6 ms).
Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). One LED (Yellow) per channel (8) indicate input state (On = 1 and Off =
0). The RUN LED indicates normal operation and the WARNING LED indicates if
any error input is active. The FAULT LED indicates that the module is in Init state
or Not configured state. In Not Configured state the FAULT LED is turned off after
the first valid access to the module.
Channel 1 can be used as voltage supervision input for channels 2 - 4, and channel 8
can be used as voltage supervision input for channels 5 - 7.

266

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Appendix A Specifications

DI821 Digital Input Module, 230 V a.c./d.c.

If the voltage connected to channel 1 or 8 disappears, the error inputs are activated
and the Warning LED turns on. The error signal can be read from the ModuleBus.
This supervision can be enabled/disabled with the a parameter. If the error inputs
are disabled channel 1 and 8 can be used as normal input channels.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
The input channels can be digitally filtered. The different filter times that can be
achieved are 2, 4, 8 and 16 ms. This means that noise pulses shorter than the filter
time will be filtered out and pulses longer than 3, 6, 12 and 24 ms will get through
the filter.
Two different types of MTUs can be used, TU831 Extended MTU and TU811
Compact MTU both have two terminals per channel.

3BSE 020 924R4101

267

DI821 Digital Input Module, 230 V a.c./d.c.

Appendix A Specifications

A.21.0.3 Technical Data

Table A-44 DI821 Digital Input Module Specifications
DI821
Digital Input Module

Feature
Number of channels

8

Rated voltage
(process power supply range)

230 V a.c.
(164 to 264 V a.c.)
220 V d.c.
(175 to 275 V d.c.)

Input voltage range, “1”

164 to 264 V a.c.
+175 to 275 V d.c.

Input voltage range, “0”

0 to 50 V a.c.
+0 to 40 V d.c.

Nominal input channel current

11 mA @ 230 V a.c.
1.6mA @ 220 V d.c.

Input frequency range, a.c.

47…63 Hz

Impedance

21 kΩ (a.c.)
134 KΩ (d.c.)

Maximum field cable length

200 meters (219 yd.) 100pF/m for a.c.
600 meters (656 yd.) for d.c.

Filter times (digital, selectable)

2, 4, 8, 16 ms

Analog filter On/Off delay

5/28 ms

Process voltage supervision

2 channels, 1 and 8

Current consumption +5 V

50 mA

Power dissipation(1)

2.8 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

268

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Appendix A Specifications

DI821 Digital Input Module, 230 V a.c./d.c.

Table A-44 DI821 Digital Input Module Specifications (Continued)
DI821
Digital Input Module

Feature
Isolation

Individually isolated channels (RIV=250
V)

Module termination units

TU811 or TU831

MTU keying code

AC

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

G3 compliant version

According to ISA-S71.04. Marked with
“Z” in the type designation.

Rated insulation voltage

250 V

Dielectric test voltage

2000 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.18 kg (0.4 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

3BSE 020 924R4101

269

DI821 Digital Input Module, 230 V a.c./d.c.

Appendix A Specifications

A.21.0.4 Block Diagram DI821
BIC

X2

INPUT CHANNELS
FAULT
Rectifiers and
filters

RUN
WARNING

I 1.1
I 1.2

CH 1
E2-4
X1

DAT+
DAT-

I 2.1
I 2.2

CH 3

I 3.1
I 3.2

CH 4

I 4.1
I 4.2

CH 5

I 5.1
I 5.2

CH 6

I 6.1
I 6.2

CH 7

I 7.1
I 7.2

CH 8

I 8.1
I 8.2

MBI-1
ASIC

RS-485

CLK+
CLK-

RS-485

POS0-6
BLOCK

EEPROM
E5-7

270

Process Connector

ModuleBus Connector

0V

RESET

+5VI
+5V
POWER-OK

1

CH 2

1

3BSE 020 924R4101

Appendix A Specifications

DI821 Digital Input Module, 230 V a.c./d.c.

A.21.0.5 Process Connections

Table A-45 DI821 Process Connections

3BSE 020 924R4101

Process
Connection

TU811
Terminal

TU831
Terminal

Ch 1.1 Input

B1

B1

Ch 1.2 Input

A1

A1

Ch 2.1 Input

C2

B2

Ch 2.2 Input

A2

A2

Ch 3.1 Input

B3

B3

Ch 3.2 Input

A3

A3

Ch 4.1 Input

C4

B4

Ch 4.2 Input

A4

A4

Ch 5.1 Input

B5

B5

Ch 5.2 Input

A5

A5

Ch 6.1 Input

C6

B6

Ch 6.2 Input

A6

A6

Ch 7.1 Input

B7

B7

Ch 7.2 Input

A7

A7

Ch 8.1 Input

C8

B8

Ch 8.2 Input

A8

A8

271

DI821 Digital Input Module, 230 V a.c./d.c.

Appendix A Specifications

Figure A-58 shows the process connections for the Digital Input Module DI821
when installed on a TU831 Extended MTU.

Process

TU831

DI821

230V a.c.
or 220V d.c.

230V a.c.
or 220V d.c.

Ch1.1
Ch1.2

B1
A1

I 1.1
I 1.2

Ch2.1
Ch2.2

B2
A2

I 2.1
I 2.2

Ch3.1
Ch3.2

B3
A3

I 3.1
I 3.2

Ch4.1
Ch4.2

B4
A4

I 4.1
I 4.2

Ch5.1
Ch5.2

B5
A5

I 5.1
I 5.2

Ch6.1
Ch6.2

B6
A6

I 6.1
I 6.2

Ch7.1
Ch7.2

B7
A7

I 7.1
I 7.2

Ch8.1
Ch8.2

B8
A8

I 8.1
I 8.2

EM

Figure A-58 DI821 with TU831 Extended MTU Process Connections

272

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Appendix A Specifications

DI821 Digital Input Module, 230 V a.c./d.c.

Figure A-59 shows the process connections for the DI821 when installed on a
TU811 or TU813 Compact MTU.

Process

TU811/TU813

DI821

230V a.c.
or 220V d.c.

230V a.c.
or 220V d.c.

Ch1.1
Ch1.2

B1
A1

I 1.1
I 1.2

Ch2.1
Ch2.2

C2
A2

I 2.1
I 2.2

Ch3.1
Ch3.2

B3
A3

I 3.1
I 3.2

Ch4.1
Ch4.2

C4
A4

I 4.1
I 4.2

Ch5.1
Ch5.2

B5
A5

I 5.1
I 5.2

Ch6.1
Ch6.2

C6
A6

I 6.1
I 6.2

Ch7.1
Ch7.2

B7
A7

I 7.1
I 7.2

Ch8.1
Ch8.2

C8
A8

I 8.1
I 8.2

EM

Figure A-59 DI821 with TU811 or TU813 Compact MTU Process Connections

3BSE 020 924R4101

273

DI825 Digital Input Module, 125 V d.c with SOE

Appendix A Specifications

A.22 DI825 Digital Input Module, 125 V d.c with SOE
A.22.0.1 Features

•

8 channels for 125 V d.c. inputs

•

Individually isolated channels

•

Input status indicators

•

Sequence of event (SOE) functionality

•

Signal filtering

•

EMC protection

•

DIN rail mounting.

A.22.0.2 Description

The DI825 is an 8 channel 125 V d.c. digital input
module for the S800 I/O. The input range is 75 - 145 V
and the input current is 3.9 mA at 125 V. The inputs are
individually isolated.
Every input channel consists of current limiting
components, EMC protection components, input state
indication LED, optical isolation barrier.
Three LEDs indicate module status Fault (Red), Run
(Green) and Warning (Yellow). One LED (Yellow) per
channel (8) indicate input state (On = 1 and Off = 0). The RUN LED indicates
normal operation and the WARNING LED indicates if any error input is active. The
FAULT LED indicates that the module is in Init state or Not configured state. In
Not Configured state the FAULT LED is turned off after the first valid access to the
module.
Channel 1 can be used as voltage supervision input for channels 2 - 4, and channel 8
can be used as voltage supervision input for channels 5 - 7.
If the voltage supervision is used and the voltage connected to channel 1 or 8
disappears, the channel error will be set for the channels and the Warning LED turns
on. The error signal can be read from the ModuleBus. This supervision can be

274

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Appendix A Specifications

DI825 Digital Input Module, 125 V d.c with SOE

enabled/ disabled with a parameter. If the supervision is disabled channel 1 and 8
can be used as normal input channels.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
The input channels can be digitally filtered. The filter times can be set between 0 to
100 ms. This means that noise pulses shorter than the filter time will be filtered out
and pulses longer than will get through the filter.
Three different types of MTUs can be used; TU831 Extended MTU, TU811 or
TU813 Compact MTU. All three has two terminals per channel.
A.22.0.3 Event Recording

The DI825 Input Module can be used for event recording (SOE), that is, changing
signals at digital input channels can be announced together with a time stamp
indicating when it occurred. Events are generated on both positive and negative
going edges of the signals. The time stamp has a resolution of 0.4 millisecond, and
is compensated for the filter time.
The module has intermediate storage for 32 events.
The SOE functionality can be switched on and off per channel.
For all channels with enabled SOE capability, a shutter filter is implemented that
prevents intermediate storage for events from overflow. The shutter filter is closed
as soon as the number of events generated within the shutter period (0-255 seconds)
exceeds the shutter trigger number (0-255 changes). The shutter filter remains
closed as long as the recovery time (0-65535 seconds) has not expired.
A.22.0.4 Simple Digital Input

If no event recording is used, the DI825 acts like a simple digital input device.

3BSE 020 924R4101

275

DI825 Digital Input Module, 125 V d.c with SOE

Appendix A Specifications

A.22.0.5 Technical Data

Table A-46 DI825 Digital Input Module Specifications
DI825
Digital Input Module

Feature
Number of channels

8

Rated voltage

125 V d.c.

Input voltage range, “1”

71 to 156 V

Input voltage range, “0”

0 to 20 V

Nominal input channel current

3,9 mA @ 125 V

Input current “1”

>1.8 mA

Input current “0”

<1.0 mA

Nominal impedance

32 kΩ

Maximum Field Cable Length

600 meters (656 yd.)

Filter times (digital, selectable)

0 to 100 ms

Process voltage supervision

2 channels, 1 and 8

Shutter filter
Shutter period

0 - 255 s

Shutter trigger number

0 - 255 changes

Recovery time

0 - 65535 s

Intermediate storage

32 events

Event recording resolution

0.4 ms

Error time stamp

-0.25 ms to 1 ms

Current consumption +5 V

Max 90 mA

Max power dissipation

4.4 W(1)

Maximum ambient temperature

55/40°C
(131/104°F)(2)

276

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Appendix A Specifications

DI825 Digital Input Module, 125 V d.c with SOE

Table A-46 DI825 Digital Input Module Specifications (Continued)
DI825
Digital Input Module

Feature
Isolation

Individually isolated channels
(RIV=250 V)

Dielectric test voltage

2300 V a.c. Ch - EM
1350 V a.c. Ch - Ch

Module termination units

TU811, TU813 or TU831

MTU keying code

AB

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

250 V

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.14 kg (0.31 lbs.)

(1) All inputs activated
(2) 40°C (104°F) applies to compact MTUs with I/O-modules mounted on vertical DIN rail.

3BSE 020 924R4101

277

DI825 Digital Input Module, 125 V d.c with SOE

Appendix A Specifications

A.22.0.6 Block Diagram DI825
MODULEBUS INTERFACE

COMPUTER

X2

INPUT CHANNELS
Rectifiers and
filters

FAULT
RUN

E2-4

WARNING

RWM

MBI-2

X1

ASIC

Modulebus Connector

0V

I2+
I2-

CH 3

I3+
I3-

CH 4

I4+
I4-

CH 5

I5+
I5-

CH 6

I6+
I6-

CH 7

I7+
I7-

CH 8

I8+
I8-

DATA
ADDRESS

CPU

68HC12

DAT+
DAT-

RS-485
EEPROM

CLK+
CLK-

RS-485

POS0-6

FPROM

BLOCK

3

PROGR

MODE

X3

1

/

E5-7

278

1

CH 2

Process Connector

POWER-OK

RESET

+5VI
+5V

I1+
I1-

CH 1

BDM

3BSE 020 924R4101

Appendix A Specifications

DI825 Digital Input Module, 125 V d.c with SOE

A.22.0.7 Process Connections

Table A-47 DI825 Process Connections

3BSE 020 924R4101

Process
Connection

TU811 or
TU813
Terminal

TU831
Terminal

Ch 1.1 Input

B1

B1

Ch 1.2 Input

A1

A1

Ch 2.1 Input

C2

B2

Ch 2.2 Input

A2

A2

Ch 3.1 Input

B3

B3

Ch 3.2 Input

A3

A3

Ch 4.1 Input

C4

B4

Ch 4.2 Input

A4

A4

Ch 5.1 Input

B5

B5

Ch 5.2 Input

A5

A5

Ch 6.1 Input

C6

B6

Ch 6.2 Input

A6

A6

Ch 7.1 Input

B7

B7

Ch 7.2 Input

A7

A7

Ch 8.1 Input

C8

B8

Ch 8.2 Input

A8

A8

279

DI825 Digital Input Module, 125 V d.c with SOE

Appendix A Specifications

Figure A-56 shows the process connections for the Digital Input Module DI825
when installed on a TU811 or TU813 Compact MTU.

Process

TU811/TU813

DI825

125V d.c.
+

125V d.c.
+

Ch1+
Ch1-

B1
A1

I1+
I1-

Ch2+
Ch2-

C2
A2

I2+
I2-

Ch3+
Ch3-

B3
A3

I3+
I3-

Ch4+
Ch4-

C4
A4

I4+
I4-

Ch5+
Ch5-

B5
A5

I5+
I5-

Ch6+
Ch6-

C6
A6

I6+
I6-

Ch7+
Ch7-

B7
A7

I7+
I7-

Ch8+
Ch8-

C8
A8

I8+
I8-

EM

Figure A-60 DI825 with TU811 or TU813 Compact MTU Process Connections

280

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Appendix A Specifications

DI825 Digital Input Module, 125 V d.c with SOE

Figure A-57 shows the process connections for the DI825 when installed on a
TU831 Extended MTU.

Process

TU831

DI825

125V d.c.
+

125V d.c.
+

Ch1+
Ch1-

B1
A1

I1+
I1-

Ch2+
Ch2-

B2
A2

I2+
I2-

Ch3+
Ch3-

B3
A3

I3+
I3-

Ch4+
Ch4-

B4
A4

I4+
I4-

Ch5+
Ch5-

B5
A5

I5+
I5-

Ch6+
Ch6-

B6
A6

I6+
I6-

Ch7+
Ch7-

B7
A7

I7+
I7-

Ch8+
Ch8-

B8
A8

I8+
I8-

EM

Figure A-61 DI825 with TU831 Extended MTU Process Connections

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DI830 Digital Input Module, 24 V d.c. with SOE, Current Sinking

Appendix A Specifications

A.23 DI830 Digital Input Module, 24 V d.c. with SOE,
Current Sinking
A.23.0.1 Features

•

16 channels for 24 V d.c. inputs with current sinking

•

2 isolated groups of 8 channels with voltage
supervision

•

Input status indicators

1

•

Sequence of event (SOE) functionality

2
3

•

Shutter filter

•

EMC protection

•

DIN rail mounting.

F
R
W

4
5
6
7
8
9
10

A.23.0.2 Description

11
12

The DI830 is a 16 channel 24 V d.c. digital input module
for the S800 I/O. The input voltage range is 18 to 30 V
d.c. and the input current is 6 mA at 24 V d.c.

13

Each input channel consists of current limiting
components, EMC protection components, input state
indication LED and optical isolation barrier.

14
15
16
DI830
24V, SOE

Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). One LED (Yellow) per channel (16) indicate input state (On = 1 and Off =
0). The RUN LED indicates normal operation and the WARNING LED indicates if
any error input is active. The FAULT LED indicates that the module is in the Init
state, Error state or Not Configured state. In Not Configured state the FAULT LED
is turned off after the first valid master frame to the module.
The module cyclically performs self-diagnostics. Module diagnostics include:

282

•

Process power supply supervision (causes a module failure if detected)

•

Event queue full

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Appendix A Specifications

•

DI830 Digital Input Module, 24 V d.c. with SOE, Current Sinking

Time synchronization missing

The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
The input signals can be digitally filtered. The filter is selectable from 0 to 100 ms.
This means that pulses shorter than the filter time will be filtered out and pulses
longer than specified will get through the filter.
Five different types of MTUs can be used. The Extended MTU (for example
TU830) enables three wire connection to the transducers without additional
terminals. The Compact MTU (for example TU810 or TU 814) has terminals for
process voltage supervision inputs, but requires external terminals for distribution
of process power supply to the transducers. The extended MTU, TU838, provide a
fuse (3 A max.) per two channels for process power out. The TU812 Compact MTU
has a D-Sub 25 pin (male) connector for connection to the process.
A.23.0.3 Event Recording

The DI830 Input Module can be used for event recording (SOE), that is, changing
signals at digital input channels can be announced together with a time stamp
indicating when it occurred. Events are generated on both positive and negative
going edges of the signal. The time stamp has a resolution of 0.4 millisecond, and is
compensated for the filter time.
The module has intermediate storage for 32 events.
The SOE functionality can be switched on and off per channel.
For all channels with enabled SOE capability, a shutter filter is implemented that
prevents intermediate storage for events from overflow. The shutter filter is closed
as soon as the number of events generated within the shutter period (0-255 seconds)
exceeds the shutter trigger number (0-255 changes). The shutter filter remains
closed as long as the recovery time (0-65535 seconds) has not expired.
A.23.0.4 Simple Digital Input

If no event recording is used, the DI830 acts like a simple digital input device.

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DI830 Digital Input Module, 24 V d.c. with SOE, Current Sinking

Appendix A Specifications

A.23.0.5 Technical Data

Table A-48 DI830 Digital Input Module Specifications
DI830
Digital Input Module

Feature
Number of channels

16 (2 x 8), current sinking

Rated voltage
(Process power supply range)

24 V d.c.
(18 to 30 V d.c.)

Input voltage range, “1”

13 to 30 V

Input voltage range, “0”

-30 to +5 V

Nominal input channel current

7.4 mA @ 24 V d.c.

Input impedance

3.2 kΩ

Maximum field cable length

600 m (656 yd.)

Filter times (digital, selectable)

0 to 100 ms

Shutter filter
Shutter period
Shutter trigger
Recovery time

0... 255 s
0... 255 changes
0... 65535 s

Event recording resolution

0.4 ms

Event recording accuracy

-0.3 ms to +0.7 ms

Process voltage supervision

2 channels (1 per group)

Current consumption +5 V

120 mA (max.)
100 mA (typ.)

Power dissipation(1)

2.3 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

284

Isolation

Yes, opto

Mounting termination units

TU810, TU812, TU814, TU830 or
TU838

3BSE 020 924R4101

Appendix A Specifications

DI830 Digital Input Module, 24 V d.c. with SOE, Current Sinking

Table A-48 DI830 Digital Input Module Specifications (Continued)
DI830
Digital Input Module

Feature
MTU keying code

AA

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.22 kg (0.48 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated at nominal voltage of
24 Volt.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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285

DI830 Digital Input Module, 24 V d.c. with SOE, Current Sinking

Appendix A Specifications

A.23.0.6 Block Diagram DI830
MODULEBUS INTERFACE

COMPUTER

GROUP 1

X2
EMCBARRIER

CH 1

FAULT

WARNING

CH 2
.
.
.

RWM

MBI-2
ASIC

POWER-OK
Modulebus Connector

0V

RESET

+5VI
+5V

DATA

CH 8
ADDRESS

CPU

68HC12

ERROR
1-8

DAT-

RS-485
EEPROM

CLK+
CLK-

GROUP 2

RS-485

POS0-6

FPROM

BLOCK

8
/

CH
9-16

3

PROGR

MODE

X3

EMCBARRIER
8
/

UP2
U9-16
I 9-16
24V
SUPERVISION
ZP2

/

ERROR
9-16

286

ZP1

DAT+

Process Connector

U2
I2
.
.
.
U8
I8
24V
SUPERVISION

RUN
X1

UP1
U1
I1

EM

BDM

3BSE 020 924R4101

Appendix A Specifications

DI830 Digital Input Module, 24 V d.c. with SOE, Current Sinking

A.23.0.7 Process Connections

Table A-49 DI830 Process Connections

Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
Male
Terminal
Connector (1)

TU838
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+ (2)

0 V d.c.

L1-

2, 15

L1- (2)

L1- (2)

Ch1/Ch 2, L1+

-

-

B1, B2

A1 (F1)

Ch1 Input

C1

3

C1

B1

Ch 2 Input

B1

16

C2

B2

Ch1/Ch2, L1-

A1

-

A1, A2

A2

Ch 3/Ch 4, L1+

-

-

B3, B4

A3 (F2)

Ch 3 Input

C2

4

C3

B3

Ch 4 Input

B2

17

C4

B4

Ch 3/Ch 4, L1-

A2

-

A3, A4

A4

Ch 5/Ch 6, L1+

-

-

B5, B6

A5 (F3)

Ch 5 Input

C3

5

C5

B5

Ch 6 Input

B3

18

C6

B6

Ch 5/Ch 6, L1-

A3

-

A5, A6

A6

Ch 7/Ch 8, L1+

-

-

B7, B8

A7 (F4)

Ch 7 Input

C4

6

C7

B7

Ch 8 Input

B4

19

C8

B8

Ch 7/Ch8, L1-

A4

-

A7, A8

A8

Ch 9/Ch 10, L2+

-

-

B9, B10

A9 (F5)

Ch 9 Input

C5

7

C9

B9

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DI830 Digital Input Module, 24 V d.c. with SOE, Current Sinking

Appendix A Specifications

Table A-49 DI830 Process Connections (Continued)

Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
Male
Terminal
Connector (1)

TU838
Terminal

Ch 10 Input

B5

20

C10

B10

Ch 9/Ch 10, L2-

A5

-

A9, A10

A10

Ch 11/Ch 12, L2+

-

-

B11, B12

A11 (F6)

Ch 11 Input

C6

8

C11

B11

Ch 12 Input

B6

21

C12

B12

Ch 11/Ch 12, L2-

A6

-

A11, A12

A12

Ch 13/Ch 14, L2+

-

-

B13, B14

A13 (F7)

Ch 13 Input

C7

9

C13

B13

Ch 14 Input

B7

22

C14

B14

Ch 13/Ch 14, L2-

A7

-

A13, A14

A14

Ch 15/ Ch16, L2+

-

-

B15, B16

A15 (F8)

Ch 15 Input

C8

10

C15

B15

Ch 16 Input

B8

23

C16

B16

Ch 15/Ch16, L2-

A8

-

A15, A16

A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

L2+ (2)

0 V d.c.

L2-

12, 25

L2- (2)

L2- (2)

(1) Pin 13 connected to connector body for EM.

288

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Appendix A Specifications

DI830 Digital Input Module, 24 V d.c. with SOE, Current Sinking

Figure A-62 shows the process connections for the Digital Input Module DI830
when installed on a TU830 Extended MTU.
Process

TU830/TU833

+24V

+

-

+

+

-

6.3 A

L1+
Ch1
Ch2
L1-

L1+
L1+
L1L1B1,B2
C1
C2
A1,A2

L1+
Ch3
Ch4
L1-

B3,B4
C3
C4
A3,A4

L1+
I3
I4
L1-

L1+
Ch5
Ch6
L1-

B5,B6
C5
C6
A5,A6

L1+
I5
I6
L1-

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

L1+
I7
I8
L1L2+
I9
I10
L2-

L2+
Ch11
Ch12
L2-

B11,B12
C11
C12
A11,A12

L2+
I11
I12
L2-

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

B13,B14
C13
C14
A13,A14
B15,B16
C15
C16
A15,A16

L2+
I13
I14
L2L2+
I15
I16
L2-

+24V

L2+
L2+
L2L2-

0V

+

DI830

0V

Supervise
Fuse
L1+
I1
I2
L1-

6.3 A

Supervise

Fuse
EM

Figure A-62 DI830 with TU830 Extended MTU Process Connections

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289

DI830 Digital Input Module, 24 V d.c. with SOE, Current Sinking

Appendix A Specifications

Figure A-63 shows the process connections for the Digital Input Module DI830
when installed on a TU838 Extended MTU.
Process

TU838

+24V
0V

+

+

-

+

+

-

L1+
L1+
L1L1-

L1+
Ch1
Ch2
L1-

A1
B1
B2
A2

L1+
Ch3
Ch4
L1-

A3
B3
B4
A4

L1+
Ch5
Ch6
L1-

A5
B5
B6
A6

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

A7
B7
B8
A8

L2+
Ch11
Ch12
L2-

A11
B11
B12
A12

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

A13
B13
B14
A14
A15
B15
B16
A16

+24V
0V

A9
B9
B10
A10

L2+
L2+
L2L2-

DI830

Supervise
F1

F2

F3

F4

F5

F6

F7

F8

L1+
I1
I2
L1L1+
I3
I4
L1L1+
I5
I6
L1L1+
I7
I8
L1L2+
I9
I10
L2L2+
I11
I12
L2L2+
I13
I14
L2L2+
I15
I16
L2Supervise
EM

Figure A-63 DI830 with TU838 Extended MTU Process Connections

290

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Appendix A Specifications

DI830 Digital Input Module, 24 V d.c. with SOE, Current Sinking

Figure A-64 shows the process connections for the DI830 when installed on a
TU810 or TU814 Compact MTU.
Process

TU810
(or TU814)
+24V

L1+
L1+
L1-

0V

C1
B1
A1

L1+
I1
I2
L1-

Ch3
Ch4
L1-

C2
B2
A2

L1+
I3
I4
L1-

Ch5
Ch6
L1-

C3
B3
A3

L1+
I5
I6
L1-

Ch7
Ch8
L1-

C4
B4
A4

Ch9
Ch10
L2-

C5
B5
A5

L1+
I7
I8
L1L2+
I9
I10
L2-

Ch11
Ch12
L2-

C6
B6
A6

L2+
I11
I12
L2-

Ch13
Ch14
L2-

C7
B7
A7

Ch15
Ch16
L2-

C8
B8
A8

+

-

+

+

-

+24V
0V

Supervise

Ch1
Ch2
L1-

+

-

DI830

L2+
I13
I14
L2L2+
I15
I16
L2-

L2+
L2+
L2-

Supervise
EM

Figure A-64 DI830 with TU810 or TU814 Compact MTU Process Connections

3BSE 020 924R4101

291

DI830 Digital Input Module, 24 V d.c. with SOE, Current Sinking

Appendix A Specifications

Figure A-65 shows the process connections for the DI830 when installed on a
TU812 Compact MTU.
TU812

Process
Connection

1

1 UP1 +24V

14

14 UP1

2

2 ZP1

15

15 ZP1

3

3 S1

Ch1

16

16 S2

Ch2

4

4 S3

Ch3

17

17 S4

Ch4

5

5 S5

Ch5

18

18 S6

Ch6

6

6 S7

Ch7

19

19 S8

Ch8

7

7 S9

Ch9

20

20 S10

Ch10

8

8 S11

Ch11

21

21 S12

Ch12

9

9 S13

Ch13

22

22 S14

Ch14

10

10 S15

Ch15

23

23 S16

Ch16

11

11 UP2 +24V

24

24 UP2

12

12 ZP2 0V

25

25 ZP2

13

13 EM

DI830
Supervise

0V
L1+
I1
I2
L1L1+
I3
I4
L1L1+
I5
I6
L1L1+
I7
I8
L1L2+
I9
I10
L2L2+
I11
I12
L2L2+
I13
I14
L2L2+
I15
I16
L2Supervise

EM

Figure A-65 DI830 with TU812 Compact MTU Process Connections

292

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Appendix A Specifications

DI831 Digital Input Module, 48 V d.c. with SOE, Current Sinking

A.24 DI831 Digital Input Module, 48 V d.c. with SOE,
Current Sinking
A.24.0.1 Features

•

16 channels for 48 V d.c. inputs with current
sinking

F
R

•

2 isolated groups of 8 channels with voltage
supervision

W

•

Input status indicators

2

•

Sequence of event (SOE) functionality

4

•

Shutter filter

•

EMC protection

5
6
7

•

DIN rail mounting.

1
3

8
9
10
11

A.24.0.2 Description

12
13

The DI831 is a 16 channel 48 V d.c. digital input
module for the S800 I/O. The input voltage range is 36
to 60 V d.c. and the input current is 4 mA at 48 V d.c.).
Each input channel consists of current limiting
components, EMC protection components, input state
indication LED and optical isolation barrier.

14
15
16
DI831
48V, SOE

Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). One LED (Yellow) per channel (16) indicate input state (On = 1 and Off
= 0). The RUN LED indicates normal operation and the WARNING LED indicates
if any error input is active. The FAULT LED indicates that the module is in the Init
state, Error state or Not Configured state. In Not Configured state the FAULT LED
is turned off after the first valid master frame to the module.
The module cyclically performs self-diagnostics. Module diagnostics include:
•

Process power supply supervision (causes a module failure if detected)

•

Event queue full

3BSE 020 924R4101

293

DI831 Digital Input Module, 48 V d.c. with SOE, Current Sinking

•

Appendix A Specifications

Time synchronization missing

The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
The input signals can be digitally filtered. The filter is selectable from 0 to 100 ms.
This means that pulses shorter than the filter time will be filtered out and pulses
longer than specified will get through the filter.
Five different types of MTUs can be used. The Extended MTU (for example
TU830) enables three wire connection to the transducers without additional
terminals. The Compact MTU (for example TU810 or TU 814) has terminals for
process voltage supervision inputs, but requires external terminals for distribution
of process power supply to the transducers. The extended MTU, TU838, provide a
fuse (3 A max.) per two channels for process power out. The TU812 Compact MTU
has a D-Sub 25 pin (male) connector for connection to the process.
A.24.0.3 Event Recording

The DI831 Input Module can be used for event recording (SOE), that is, changing
signals at digital input channels can be announced together with a time stamp
indicating when it occurred. Events are generated on both positive and negative
going edges of the signals. The time stamp has a resolution of 0.4 millisecond, and
is compensated for the filter time.
The module has intermediate storage for 32 events.
The SOE functionality can be switched on and off per channel.
For all channels with enabled SOE capability, a shutter filter is implemented that
prevents intermediate storage for events from overflow. The shutter filter is closed
as soon as the number of events generated within the shutter period (0-255 seconds)
exceeds the shutter trigger number (0-255 changes). The shutter filter remains
closed as long as the recovery time (0-65535 seconds) has not expired.
A.24.0.4 Simple Digital Input

If no event recording is used, the DI831 acts like a simple digital input device.

294

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Appendix A Specifications

DI831 Digital Input Module, 48 V d.c. with SOE, Current Sinking

A.24.0.5 Technical Data

Table A-50 DI831 Digital Input Module Specifications
DI831
Digital Input Module

Feature
Number of channels

16 (2 x 8), current sinking

Rated voltage
(Process power supply range)

48 V d.c.
(36 to 60 V d.c).

Input voltage range, “1”

+30 to +60 V.

Input voltage range, “0”

-60 to +10 V

Nominal input channel current

5 mA @ 48 V d.c.

Input impedance

9.6 kΩ

Maximum field cable length

600 meters, (656 yd.)

Bounce filter times (digital, selectable)

0 to 100 ms

Shutter filter
Shutter period
Shutter trigger
Recovery time

0... 255 s
0... 255 changes
0... 65535 s

Event recording resolution

0.4 ms

Event recording accuracy

-0.3 ms to +0.7 ms

Process voltage supervision

2 channels (1 per group)

Current consumption +5 V

120 mA (max.)
100 mA (typ.)

Power dissipation (1)

3.2 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

Isolation

Yes, opto

Module termination units

TU810, TU812, TU814, TU830 TU838

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295

DI831 Digital Input Module, 48 V d.c. with SOE, Current Sinking

Appendix A Specifications

Table A-50 DI831 Digital Input Module Specifications (Continued)
DI831
Digital Input Module

Feature
MTU keying code

BD

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.22 kg (0.48 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated at nominal voltage of
48 Volt.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

296

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Appendix A Specifications

DI831 Digital Input Module, 48 V d.c. with SOE, Current Sinking

A.24.0.6 Block Diagram DI831
MODULEBUS INTERFACE

COMPUTER

GROUP 1

X2
EMCBARRIER

CH 1

FAULT

WARNING

CH 2
.
.
.

RWM

MBI-2
ASIC

POWER-OK
Modulebus Connector

0V

RESET

+5VI
+5V

DATA

CH 8
ADDRESS

CPU

68HC12

ERROR
1-8

ZP1

DAT+
DAT-

RS-485
EEPROM

CLK+
CLK-

GROUP 2

RS-485

POS0-6

FPROM

BLOCK

8
/

CH
9-16

3BSE 020 924R4101

PROGR

MODE

X3

EMCBARRIER
8
/

UP2
U9-16
I 9-16
24V
SUPERVISION
ZP2

/

ERROR
9-16
3

Process Connector

U2
I2
.
.
.
U8
I8
24V
SUPERVISION

RUN
X1

UP1
U1
I1

EM

BDM

297

DI831 Digital Input Module, 48 V d.c. with SOE, Current Sinking

Appendix A Specifications

A.24.0.7 Process Connections

Table A-51 DI831 Process Connections

Process
Connection

298

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
Male
Terminal
Connector (1)

TU838
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+ (2)

0 V d.c.

L1-

2, 15

L1- (2)

L1- (2)

Ch1/Ch 2, L1+

-

-

B1, B2

A1 (F1)

Ch1 Input

C1

3

C1

B1

Ch 2 Input

B1

16

C2

B2

Ch1/Ch2, L1-

A1

-

A1, A2

A2

Ch 3/Ch 4, L1+

-

-

B3, B4

A3 (F2)

Ch 3 Input

C2

4

C3

B3

Ch 4 Input

B2

17

C4

B4

Ch 3/Ch 4, L1-

A2

-

A3, A4

A4

Ch 5/Ch 6, L1+

-

-

B5, B6

A5 (F3)

Ch 5 Input

C3

5

C5

B5

Ch 6 Input

B3

18

C6

B6

Ch 5/Ch 6, L1-

A3

-

A5, A6

A6

Ch 7/Ch 8, L1+

-

-

B7, B8

A7 (F4)

Ch 7 Input

C4

6

C7

B7

Ch 8 Input

B4

19

C8

B8

Ch 7/Ch8, L1-

A4

-

A7, A8

A8

Ch 9/Ch 10, L2+

-

-

B9, B10

A9 (F5)

Ch 9 Input

C5

7

C9

B9

3BSE 020 924R4101

Appendix A Specifications

DI831 Digital Input Module, 48 V d.c. with SOE, Current Sinking

Table A-51 DI831 Process Connections (Continued)

Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
Male
Terminal
Connector (1)

TU838
Terminal

Ch 10 Input

B5

20

C10

B10

Ch 9/Ch 10, L2-

A5

-

A9, A10

A10

Ch 11/Ch 12, L2+

-

-

B11, B12

A11 (F6)

Ch 11 Input

C6

8

C11

B11

Ch 12 Input

B6

21

C12

B12

Ch 11/Ch 12, L2-

A6

-

A11, A12

A12

Ch 13/Ch 14, L2+

-

-

B13, B14

A13 (F7)

Ch 13 Input

C7

9

C13

B13

Ch 14 Input

B7

22

C14

B14

Ch 13/Ch 14, L2-

A7

-

A13, A14

A14

Ch 15/ Ch16, L2+

-

-

B15, B16

A15 (F8)

Ch 15 Input

C8

10

C15

B15

Ch 16 Input

B8

23

C16

B16

Ch 15/Ch16, L2-

A8

-

A15, A16

A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

L2+ (2)

0 V d.c.

L2-

12, 25

L2- (2)

L2- (2)

(1) Pin 13 connected to connector body for EM.

3BSE 020 924R4101

299

DI831 Digital Input Module, 48 V d.c. with SOE, Current Sinking

Appendix A Specifications

Figure A-66 shows the process connections for the Digital Input Module DI831
when installed on a TU830 Extended MTU.
Process

TU830/TU833

+48V

+

-

+

+

-

6.3 A

L1+
Ch1
Ch2
L1-

L1+
L1+
L1L1B1,B2
C1
C2
A1,A2

L1+
Ch3
Ch4
L1-

B3,B4
C3
C4
A3,A4

L1+
I3
I4
L1-

L1+
Ch5
Ch6
L1-

B5,B6
C5
C6
A5,A6

L1+
I5
I6
L1-

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

L1+
I7
I8
L1L2+
I9
I10
L2-

L2+
Ch11
Ch12
L2-

B11,B12
C11
C12
A11,A12

L2+
I11
I12
L2-

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

B13,B14
C13
C14
A13,A14
B15,B16
C15
C16
A15,A16

L2+
I13
I14
L2L2+
I15
I16
L2-

+48V

L2+
L2+
L2L2-

0V

+

DI831

0V

Supervise
Fuse
L1+
I1
I2
L1-

6.3 A
Supervise
Fuse
EM

Figure A-66 DI831 with TU830 Extended MTU Process Connections

300

3BSE 020 924R4101

Appendix A Specifications

DI831 Digital Input Module, 48 V d.c. with SOE, Current Sinking

Figure A-67 shows the process connections for the Digital Input Module DI831
when installed on a TU838 Extended MTU.
Process

TU838

+48V
0V

+

+

-

+

+

-

L1+
L1+
L1L1-

L1+
Ch1
Ch2
L1-

A1
B1
B2
A2

L1+
Ch3
Ch4
L1-

A3
B3
B4
A4

L1+
Ch5
Ch6
L1-

A5
B5
B6
A6

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

A7
B7
B8
A8

L2+
Ch11
Ch12
L2-

A11
B11
B12
A12

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

A13
B13
B14
A14
A15
B15
B16
A16

+48V
0V

A9
B9
B10
A10

L2+
L2+
L2L2-

DI831

Supervise
F1

F2

F3

F4

F5

F6

F7

F8

L1+
I1
I2
L1L1+
I3
I4
L1L1+
I5
I6
L1L1+
I7
I8
L1L2+
I9
I10
L2L2+
I11
I12
L2L2+
I13
I14
L2L2+
I15
I16
L2Supervise
EM

Figure A-67 DI831 with TU838 Extended MTU Process Connections

3BSE 020 924R4101

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DI831 Digital Input Module, 48 V d.c. with SOE, Current Sinking

Appendix A Specifications

Figure A-68 shows the process connections for the DI831 when installed on a
TU810 or TU814 Compact MTU.
Process

TU810
(or TU814)
+48V

L1+
L1+
L1-

0V

C1
B1
A1

L1+
I1
I2
L1-

Ch3
Ch4
L1-

C2
B2
A2

L1+
I3
I4
L1-

Ch5
Ch6
L1-

C3
B3
A3

L1+
I5
I6
L1-

Ch7
Ch8
L1-

C4
B4
A4

Ch9
Ch10
L2-

C5
B5
A5

L1+
I7
I8
L1L2+
I9
I10
L2-

Ch11
Ch12
L2-

C6
B6
A6

L2+
I11
I12
L2-

Ch13
Ch14
L2-

C7
B7
A7

Ch15
Ch16
L2-

C8
B8
A8

+

-

+

+

-

+48V
0V

Supervise

Ch1
Ch2
L1-

+

-

DI831

L2+
I13
I14
L2L2+
I15
I16
L2-

L2+
L2+
L2-

Supervise
EM

Figure A-68 DI831 with TU810 or TU814 Compact MTU Process Connections

302

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Appendix A Specifications

DI831 Digital Input Module, 48 V d.c. with SOE, Current Sinking

Figure A-69 shows the process connections for the DI831 when installed on a
TU812 Compact MTU.
TU812

Process
Connection

1

1 UP1 +24V

14

14 UP1

2

2 ZP1

15

15 ZP1

3

3 S1

Ch1

16

16 S2

Ch2

4

4 S3

Ch3

17

17 S4

Ch4

5

5 S5

Ch5

18

18 S6

Ch6

6

6 S7

Ch7

19

19 S8

Ch8

7

7 S9

Ch9

20

20 S10

Ch10

8

8 S11

Ch11

21

21 S12

Ch12

9

9 S13

Ch13

22

22 S14

Ch14

10

10 S15

Ch15

23

23 S16

Ch16

11

11 UP2 +24V

24

24 UP2

12

12 ZP2 0V

25

25 ZP2

13

13 EM

DI831
Supervise

0V
L1+
I1
I2
L1L1+
I3
I4
L1L1+
I5
I6
L1L1+
I7
I8
L1L2+
I9
I10
L2L2+
I11
I12
L2L2+
I13
I14
L2L2+
I15
I16
L2Supervise

EM

Figure A-69 DI831 with TU812 Compact MTU Process Connections

3BSE 020 924R4101

303

DI840 Digital Input Module

Appendix A Specifications

A.25 DI840 Digital Input Module
A.25.0.1 Features

•

16 channels for 24 V d.c. inputs with current
sinking

•

1 group of 16 isolated from ground

•

Input status indicators

•

Advanced on-board diagnostics

•

EMC protection

•

Sequence of events

•

DIN rail mounting

•

Redundant or single applications

•

Transducer power distribution

F
R
W

A.25.0.2 Description

The DI840 is a 16 channel 24 V d.c. digital input module
for single or redundant applications. The input voltage
range is 18 to 30 V d.c. and the input current is 7 mA at
24 V d.c.

DI840
24V, SOE

Each input channel consists of current limiting
components, EMC protection components, input state
indication LED and optical isolation barrier.
Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). One LED (Yellow) per channel (16) indicate input state (On = 1 and Off
= 0). The RUN LED indicates normal operation and the WARNING LED indicates
if any error input is active. The FAULT LED indicates that the module is in the Init
state, Error state or Not Configured state. In Not Configured state the FAULT LED
is turned off after the first valid access to the module.
The transducer power is supervised and current limited. One output per two input
channels.

304

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Appendix A Specifications

DI840 Digital Input Module

The Sequence of Event function (SOE) can collect events with a resolution of 1 ms.
The event queue can contain up to 257 events. The function include a Shutter filter
for repressing unwanted events.
The module cyclically performs self-diagnostics. Module diagnostics include:
•

Process power supply supervision and transducer over current supervision are
reported as External Channel Error. Error detection time is < 500 ms.

•

The internal channel circuitries are tested with test patterns. Error from those
tests will be reported as Internal Channel Error. The error detection time is
< 100 ms.

•

Error in the common parts of the test functions is reported as Module Error.
Error detection time is ca 12 ms.

The SOE function can report the following status in the event message: Channel
value, Queue full, Synchronization jitter, Uncertain time, Shutter filter active and
Channel error.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
The input signals can be digitally filtered. The filter is selectable from 0 to 127 ms.
This means that pulses shorter than the filter time will be filtered out and pulses
longer than specified will get through the filter.
Five different types of MTUs can be used for single applications. The Extended
MTU (for example TU830) enables three wire connection to the transducers without
additional terminals. The Compact MTU (for example TU810 or TU 814) has
terminals for process voltage supervision inputs, but requires external terminals for
distribution of process power supply to the transducers. The extended MTU,
TU838, provide a fuse (3 A max.) per two channels for process power out. The
TU812 Compact MTU has a D-Sub 25 pin (male) connector for connection to the
process.
For redundant applications there are two types of MTUs, TU842 for mounting on a
horizontal DIN rail and TU843 for mounting on a vertical DIN rail.

3BSE 020 924R4101

305

DI840 Digital Input Module

Appendix A Specifications

A.25.0.3 Technical Data

Table A-52 DI840 Digital Input Module Specifications
DI840
Digital Input Module

Feature
Number of channels

16, current sinking

Rated voltage
(Process power supply range)

24 V d.c.
(19.2 to 30 V)

Input voltage range, “1”

11 to 30 V

Input voltage range, “0”

-30 to +5 V

Nominal input channel current

7 mA @ 24 V d.c.

Input current, “1”

> 3 mA

Input current, “0”

< 1.5 mA

Input impedance

3.3 kΩ

Maximum field cable length

600 m (656 yd.)

Filter times (digital, selectable)

0 to 127 ms

Shutter filter
Shutter period
Shutter trigger
Recovery time

2... 170 s
4 changes
0... 682 s

Event recording resolution

1 ms

Event recording accuracy

-0 ms / +1.3 ms

Transducer power, I max per channel
pair

40 mA

Current consumption +5 V

100 mA

Current consumption +24 V (external)

15 mA + transducer power

Power dissipation

306

(1)

2.7 W

3BSE 020 924R4101

Appendix A Specifications

DI840 Digital Input Module

Table A-52 DI840 Digital Input Module Specifications (Continued)
DI840
Digital Input Module

Feature
Maximum ambient temperature

55/40°C
(131/104°F)(2)

Isolation

Yes, opto

Mounting termination units

TU810, TU812, TU814, TU830, TU838,
TU842 or TU843

MTU keying code

CD

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.15 kg (0.33 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated at nominal voltage of
24 Volt.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

3BSE 020 924R4101

307

DI840 Digital Input Module

Appendix A Specifications

A.25.0.4 Block Diagram DI840

UP
FAULT
RUN
WARNING

EM

ZP

LED1
UP

LED16

Current
Limiter

MBI
FPGA

U1
S1

CH1

U2
S2

CH2
UP
Current
Limiter

U15
S15

CH15

U16
S16

308

CH16

3BSE 020 924R4101

Appendix A Specifications

DI840 Digital Input Module

A.25.0.5 Process Connections

Table A-53 DI840 Process Connections
Process
Connection

TU812
TU810
(or TU814) D-Sub 25 Male
Connector (1)
Terminal

TU830/
TU833
Terminal

TU838
Terminal

TU842
TU843
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+ (2)

L1+

0 V d.c.

L1-

2, 15

L1- (2)

L1- (2)

L1-

Ch1/Ch 2, L1+

-

-

B1, B2

A1 (F1)

B1, B2

Ch1 Input

C1

3

C1

B1

C1

Ch 2 Input

B1

16

C2

B2

C2

Ch1/Ch2, L1-

A1

-

A1, A2

A2

A1, A2

Ch 3/Ch 4, L1+

-

-

B3, B4

A3 (F2)

B3, B4

Ch 3 Input

C2

4

C3

B3

C3

Ch 4 Input

B2

17

C4

B4

C4

Ch 3/Ch 4, L1-

A2

-

A3, A4

A4

A3, A4

Ch 5/Ch 6, L1+

-

-

B5, B6

A5 (F3)

B5, B6

Ch 5 Input

C3

5

C5

B5

C5

Ch 6 Input

B3

18

C6

B6

C6

Ch 5/Ch 6, L1-

A3

-

A5, A6

A6

A5, A6

Ch 7/Ch 8, L1+

-

-

B7, B8

A7 (F4)

B7, B8

Ch 7 Input

C4

6

C7

B7

C7

Ch 8 Input

B4

19

C8

B8

C8

Ch 7/Ch8, L1-

A4

-

A7, A8

A8

A7, A8

Ch 9/Ch 10, L2+

-

-

B9, B10

A9 (F5)

B9, B10

Ch 9 Input

C5

7

C9

B9

C9

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DI840 Digital Input Module

Appendix A Specifications

Table A-53 DI840 Process Connections (Continued)
Process
Connection

TU812
TU810
(or TU814) D-Sub 25 Male
Connector (1)
Terminal

TU830/
TU833
Terminal

TU838
Terminal

TU842
TU843
Terminal

Ch 10 Input

B5

20

C10

B10

C10

Ch 9/Ch 10, L2-

A5

-

A9, A10

A10

A9, A10

Ch 11/Ch 12, L2+

-

-

B11, B12

A11 (F6)

B11, B12

Ch 11 Input

C6

8

C11

B11

C11

Ch 12 Input

B6

21

C12

B12

C12

Ch 11/Ch 12, L2-

A6

-

A11, A12

A12

A11, A12

Ch 13/Ch 14, L2+

-

-

B13, B14 A13 (F7)

B13, B14

Ch 13 Input

C7

9

C13

B13

C13

Ch 14 Input

B7

22

C14

B14

C14

Ch 13/Ch 14, L2-

A7

-

A13, A14 A14

A13, A14

Ch 15/ Ch16, L2+

-

-

B15, B16 A15 (F8)

B15, B16

Ch 15 Input

C8

10

C15

B15

C15

Ch 16 Input

B8

23

C16

B16

C16

Ch 15/Ch16, L2-

A8

-

A15, A16 A16

A15, A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

L2+ (2)

L2+

0 V d.c.

L2-

12, 25

L2- (2)

L2- (2)

L2-

(1) Pin 13 connected to connector body for EM.

310

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Appendix A Specifications

DI840 Digital Input Module

Figure A-70 shows the process connections for the Digital Input Module DI840
when installed on a TU830 Extended MTU.
Process

TU830/TU833

+24V

U1,U2
Ch1
Ch2
ZP

L1+
L1+
L1L1B1,B2
C1
C2
A1,A2

U1, U2
I1
I2
ZP

U3,U4
Ch3
Ch4
ZP

B3,B4
C3
C4
A3,A4

U3, U4
I3
I4
ZP

U5,U6
Ch5
Ch6
ZP

B5,B6
C5
C6
A5,A6

U5, U6
I5
I6
ZP

U7,U8
Ch7
Ch8
ZP
U9,U10
Ch9
Ch10
ZP

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

U7, U8
I7
I8
ZP

U11,U12
Ch11
Ch12
ZP

B11,B12
C11
C12
A11,A12

U11, U12
I11
I12
ZP

U13,U14
Ch13
Ch14
ZP
U15,U16
Ch15
Ch16
ZP

B13,B14
C13
C14
A13,A14
B15,B16
C15
C16
A15,A16

U13, U14
I13
I14
ZP
U15, U16
I15
I16
ZP

+24V

L2+
L2+
L2L2-

0V

+

+

-

+

+

-

DI840

0V

Supervise

U9, U10
I9
I10
ZP

EM

Figure A-70 DI840 with TU830 Extended MTU Process Connections

3BSE 020 924R4101

311

DI840 Digital Input Module

Appendix A Specifications

Figure A-71 shows the process connections for the Digital Input Module DI840
when installed on a TU838 Extended MTU.
Process

TU838

+24V
0V

+

+

-

+

+

-

L1+
L1+
L1L1-

L1+
Ch1
Ch2
ZP

A1
B1
B2
A2

L1+
Ch3
Ch4
ZP

A3
B3
B4
A4

L1+
Ch5
Ch6
ZP

A5
B5
B6
A6

L1+
Ch7
Ch8
ZP
L2+
Ch9
Ch10
ZP

A7
B7
B8
A8

L2+
Ch11
Ch12
ZP

A11
B11
B12
A12

L2+
Ch13
Ch14
ZP
L2+
Ch15
Ch16
ZP

A13
B13
B14
A14
A15
B15
B16
A16

+24V
0V

A9
B9
B10
A10

L2+
L2+
L2L2-

DI840

Supervise
F1

F2

F3

F4

F5

F6

F7

F8

U1, U2
I1
I2
ZP
U3, U4
I3
I4
ZP
U5, U6
I5
I6
ZP
U7, U8
I7
I8
ZP
U9, U10
I9
I10
ZP
U11, U12
I11
I12
ZP
U13, U14
I13
I14
ZP
U15, U16
I15
I16
ZP

EM

Figure A-71 DI840 with TU838 Extended MTU Process Connections

312

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Appendix A Specifications

DI840 Digital Input Module

Figure A-72 shows the process connections for the Digital Input Module DI840
when installed on a TU810 or TU814 Compact MTU.
Process

TU810
(or TU814)
+24V

L1+
L1+
L1-

0V

C1
B1
A1

U1, U2
I1
I2
ZP

Ch3
Ch4
ZP

C2
B2
A2

U3, U4
I3
I4
ZP

Ch5
Ch6
ZP

C3
B3
A3

U5, U6
I5
I6
ZP

Ch7
Ch8
ZP

C4
B4
A4

Ch9
Ch10
ZP

C5
B5
A5

U7, U8
I7
I8
ZP
U9, U10
I9
I10
ZP

Ch11
Ch12
ZP

C6
B6
A6

U11, U12
I11
I12
ZP

Ch13
Ch14
ZP

C7
B7
A7

Ch15
Ch16
ZP

C8
B8
A8

+

-

+

+

-

+24V
0V

Supervise

Ch1
Ch2
ZP

+

-

DI840

U13, U14
I13
I14
ZP
U15, U16
I15
I16
ZP

L2+
L2+
L2EM

Figure A-72 DI840 with TU810 or TU814 Compact MTU Process Connections

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DI840 Digital Input Module

Appendix A Specifications

Figure A-73 shows the process connections for the Digital Input Module DI840
when installed on a TU812 Compact MTU.
TU812

Process
Connection

1

1 UP1 +24V

14

14 UP1

2

2 ZP1

15

15 ZP1

3

3 S1

Ch1

16

16 S2

Ch2

4

4 S3

Ch3

17

17 S4

Ch4

5

5 S5

Ch5

18

18 S6

Ch6

6

6 S7

Ch7

19

19 S8

Ch8

7

7 S9

Ch9

20

20 S10

Ch10

8

8 S11

Ch11

21

21 S12

Ch12

9

9 S13

Ch13

22

22 S14

Ch14

10

10 S15

Ch15

23

23 S16

Ch16

11

11 UP2 +24V

24

24 UP2

12

12 ZP2 0V

25

25 ZP2

13

13 EM

DI840
Supervise

0V
U1, U2
I1
I2
ZP
U3, U4
I3
I4
ZP
U5, U6
I5
I6
ZP
U7, U8
I7
I8
ZP
U9, U10
I9
I10
ZP
U11, U12
I11
I12
ZP
U13, U14
I13
I14
ZP
U15, U16
I15
I16
ZP

EM

Figure A-73 DI840 with TU812 Compact MTU Process Connections

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Appendix A Specifications

DI840 Digital Input Module

Figure A-74 shows the process connections for the Digital Input Module DI840
when installed on a TU842 or TU843 Redundant MTU.
Process

+24V
0V
U2
Ch1
Ch2
ZP

+

+

-

U4
Ch3
Ch4
ZP
U6
Ch5
Ch6
ZP
U8
Ch7
Ch8
ZP
U10
Ch9
Ch10
ZP

+

+

-

U12
Ch11
Ch12
ZP
U14
Ch13
Ch14
ZP
U16
Ch15
Ch16
ZP
+24V
0V

L1+
L1+
L1L1B1
B2
C1
C2
A1,A2
B3
B4
C3
C4
A3,A4
B5
B6
C5
C6
A5,A6
B7
B8
C7
C8
A7,A8
B9
B10
C9
C10
A9,A10
B11
B12
C11
C12
A11,A12
B13
B14
C13
C14
A13,A14
B15
B16
C15
C16
A15,A16
L2+
L2+
L2L2-

TU842/TU843

DI840
Supervise
U1, U2
I1
I2
ZP
U3, U4
I3
I4
ZP
U5, U6
I5
I6
ZP
U7, U8
I7
I8
ZP
U9, U10
I9
I10
ZP
U11, U12
I11
I12
ZP
U13, U14
I13
I14
ZP
U15, U16
I15
I16
ZP

EM

DI840
Supervise

---

U1
U2
I1
I2
ZP

U15
U16
I15
I16
ZP
EM

Figure A-74 DI840 with TU842 or TU843 Redundant MTU Process Connections

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DI880 High Integrity Digital Input Module

Appendix A Specifications

A.26 DI880 High Integrity Digital Input Module
A.26.0.1 Features

•

16 channels for 24 V d.c. inputs with current sinking.

•

1 group of 16 isolated from ground.

•

Input status indicators.

•

Advanced on-board diagnostics.

•

EMC protection.

•

Sequence of events.

•

DIN rail mounting.

•

Redundant or single configuration.

•

Transducer power distribution.

•

Certified for SIL3 according to EN 61508.

•

Certified for AK6 according to DIN V 19250 /
DIN V VDE 0801-AK6.

•

Certified for Category 4 according to EN 954-1.

A.26.0.2 Description

The DI880 is a 16 channel 24 V d.c. digital input module for single or redundant
configuration. The input voltage range is 18 to 30 V d.c. and the input current is
7 mA at 24 V d.c.
Each input channel consists of current limiting components, EMC protection
components, input state indication LED and optical isolation barrier.
There is one current limited transducer power output per input.
The Sequence of Event function (SOE) can collect events with a resolution of 1 ms.
The event queue can contain up to 32 x 16 events. The function include a Shutter
filter for suppression of unwanted events.

316

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Appendix A Specifications

DI880 High Integrity Digital Input Module

The SOE function can report the following status in the event message: Channel
value, Queue full, Synchronization jitter, Uncertain time, Shutter filter active and
Channel error.
The input signals can be digitally filtered. The filter is selectable from 0 to 127 ms.
This means that pulses shorter than the filter time will be filtered out and pulses
longer than specified will get through the filter.
Five different types of MTUs can be used for single applications. The Extended
MTU (for example TU830) enables three wire connection to the transducers without
additional terminals. The Compact MTU (for example TU810 or TU 814) has
terminals for process voltage supervision inputs, but requires external terminals for
distribution of process power supply to the transducers. The extended MTU,
TU838, provide a fuse (3 A max.) per two channels for process power out. The
TU812 Compact MTU has a D-Sub 25 pin (male) connector for connection to the
process.
For redundant applications there are two types of MTUs, TU842 for mounting on a
horizontal DIN rail and TU843 for mounting on a vertical DIN rail.
Self-diagnostic Functions

The module cyclically performs comprehensive self-diagnostic. Detected failures
are grouped and reported as described below:
•

Errors in External power supply will be reported as External error.

•

Errors in circuits only affecting specific channels on the module (short circuits,
open circuits, stuck-at faults) will be reported as Internal channel error.

•

Errors in internal power supplies, Errors in micro controller, FPGA and
Memory will be reported as Module Error.

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DI880 High Integrity Digital Input Module

Appendix A Specifications

Four LEDs indicate module status Fault (Red), Run (Green), Warning (Yellow) and
Primary (Yellow):

318

•

The RUN LED starts flashing when the module is ready to be configured and is
steady lit when the module has reached operational state.

•

The WARNING LED indicates external errors or internal channel errors.

•

The FAULT LED indicates that there is Module errors present or that the
module is in Init state.

•

The PRIMARY LED indicates that the module is primary (in a redundant pair).

3BSE 020 924R4101

Appendix A Specifications

DI880 High Integrity Digital Input Module

A.26.0.3 Technical Data

Table A-54 DI880 High Integrity Digital Input Module Specifications
DI880
Digital Input Module

Feature
Number of channels

16, current sinking

Rated voltage
(Process power supply range)

24 V d.c.
(19.2 to 30 V)

Input voltage range, “1”

11 to 30 V

Input voltage range, “0”

-30 to +5 V

Nominal input channel current

7 mA @ 24 V d.c.

Input current, “1”

> 3 mA

Input current, “0”

< 1.5 mA

Input impedance

3.1 kΩ

Maximum field cable length

600 m (656 yd.)

Filter times (digital, selectable)

0 to 127 ms

Shutter filter:
Shutter period
Shutter trigger
Recovery time

1 - 255 s (default 0, means deactivated
filter)
1...255 changes (default 4)
0 - 65535 s (default 0, means
deactivated filter)

Event recording resolution

1 ms

Transducer power (per input)

30 mA (max)

Current consumption +5 V

125 mA (max)

Current consumption +24 V (field
supply)

15 mA + transducer power

Power dissipation

2.4 W

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DI880 High Integrity Digital Input Module

Appendix A Specifications

Table A-54 DI880 High Integrity Digital Input Module Specifications (Continued)
DI880
Digital Input Module

Feature
Maximum ambient temperature

55/40°C
(131/104°F)

320

Isolation

Yes, opto

Mounting termination units

TU810, TU812, TU814, TU830, TU838,
TU842, TU843

MTU keying code

FF

Event recording accuracy

-0 ms / +1.3 ms

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.15 kg (0.33 lbs.)

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Appendix A Specifications

DI880 High Integrity Digital Input Module

A.26.0.4 Block Diagram DI880

F
R
W
P

ZP

1
UP

FPGA
Module Bus

EM

UP

16
CH1

Current
Limiter

CH2

U1
S1
UP

U2
S2

Current
Limiter

MCU

UP
Current
Limiter

U15
S15

CH15

U16
S16

3BSE 020 924R4101

Current
Limiter

CH16

Module Bus

UP

321

DI880 High Integrity Digital Input Module

Appendix A Specifications

A.26.0.5 Process Connections

Table A-55 DI880 Process Connections
Process
Connection

322

TU812
TU810
(or TU814) D-Sub 25 Male
Connector (1)
Terminal

TU830/
TU833
Terminal

TU838
Terminal

TU842
TU843
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+ (2)

L1+

0 V d.c.

L1-

2, 15

L1- (2)

L1- (2)

L1-

Ch1/Ch 2, L1+

-

-

B1, B2

A1 (F1)

B1, B2

Ch1 Input

C1

3

C1

B1

C1

Ch 2 Input

B1

16

C2

B2

C2

Ch1/Ch2, L1-

A1

-

A1, A2

A2

A1, A2

Ch 3/Ch 4, L1+

-

-

B3, B4

A3 (F2)

B3, B4

Ch 3 Input

C2

4

C3

B3

C3

Ch 4 Input

B2

17

C4

B4

C4

Ch 3/Ch 4, L1-

A2

-

A3, A4

A4

A3, A4

Ch 5/Ch 6, L1+

-

-

B5, B6

A5 (F3)

B5, B6

Ch 5 Input

C3

5

C5

B5

C5

Ch 6 Input

B3

18

C6

B6

C6

Ch 5/Ch 6, L1-

A3

-

A5, A6

A6

A5, A6

Ch 7/Ch 8, L1+

-

-

B7, B8

A7 (F4)

B7, B8

Ch 7 Input

C4

6

C7

B7

C7

Ch 8 Input

B4

19

C8

B8

C8

Ch 7/Ch8, L1-

A4

-

A7, A8

A8

A7, A8

Ch 9/Ch 10, L2+

-

-

B9, B10

A9 (F5)

B9, B10

Ch 9 Input

C5

7

C9

B9

C9

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Appendix A Specifications

DI880 High Integrity Digital Input Module

Table A-55 DI880 Process Connections (Continued)
Process
Connection

TU812
TU810
(or TU814) D-Sub 25 Male
Connector (1)
Terminal

TU830/
TU833
Terminal

TU838
Terminal

TU842
TU843
Terminal

Ch 10 Input

B5

20

C10

B10

C10

Ch 9/Ch 10, L2-

A5

-

A9, A10

A10

A9, A10

Ch 11/Ch 12, L2+

-

-

B11, B12

A11 (F6)

B11, B12

Ch 11 Input

C6

8

C11

B11

C11

Ch 12 Input

B6

21

C12

B12

C12

Ch 11/Ch 12, L2-

A6

-

A11, A12

A12

A11, A12

Ch 13/Ch 14, L2+

-

-

B13, B14

A13 (F7)

B13, B14

Ch 13 Input

C7

9

C13

B13

C13

Ch 14 Input

B7

22

C14

B14

C14

Ch 13/Ch 14, L2-

A7

-

A13, A14

A14

A13, A14

Ch 15/ Ch16, L2+

-

-

B15, B16

A15 (F8)

B15, B16

Ch 15 Input

C8

10

C15

B15

C15

Ch 16 Input

B8

23

C16

B16

C16

Ch 15/Ch16, L2-

A8

-

A15, A16

A16

A15, A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

L2+ (2)

L2+

0 V d.c.

L2-

12, 25

L2- (2)

L2- (2)

L2-

(1) Pin 13 connected to connector body for EM.

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DI880 High Integrity Digital Input Module

Appendix A Specifications

Figure A-75 shows the process connections for the High Integrity Digital Input
Module DI880 when installed on a TU830 Extended MTU.
Process

TU830/TU833

+24V

L1+
Ch1
Ch2
L1-

L1+
L1+
L1L1B1,B2
C1
C2
A1,A2

U1, U2
I1
I2
ZP

L1+
Ch3
Ch4
L1-

B3,B4
C3
C4
A3,A4

U3, U4
I3
I4
ZP

L1+
Ch5
Ch6
L1-

B5,A6
C5
C6
A5,A6

U5, U6
I5
I6
ZP

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

U7, U8
I7
I8
ZP

L2+
Ch11
Ch12
L2-

B11,B12
C11
C12
A11,A12

U11, U12
I11
I12
ZP

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

B13,B14
C13
C14
A13,A14
B15,A16
C15
C16
A15,A16

U13, U14
I13
I14
ZP
U15, U16
I15
I16
ZP

+24V

L2+
L2+
L2L2-

0V

+

+

-

+

+

-

DI880

0V

Supervise

U9, U10
I9
I10
ZP

EM

Figure A-75 DI880 with TU830 Extended MTU Process Connections

324

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Appendix A Specifications

DI880 High Integrity Digital Input Module

Figure A-76 shows the process connections for the High Integrity Digital Input
Module DI880 when installed on a TU838 Extended MTU.
Process

TU838

+24V
0V

+

+

-

+

+

-

L1+
L1+
L1L1-

L1+
Ch1
Ch2
L1-

A1
B1
B2
A2

L1+
Ch3
Ch4
L1-

A3
B3
B4
A4

L1+
Ch5
Ch6
L1-

A5
B5
B6
A6

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

A7
B7
B8
A8

L2+
Ch11
Ch12
L2-

A11
B11
B12
A12

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

A13
B13
B14
A14
A15
B15
B16
A16

+24V
0V

A9
B9
B10
A10

L2+
L2+
L2L2-

DI880

Supervise
F1

F2

F3

F4

F5

F6

F7

F8

U1, U2
I1
I2
ZP
U3, U4
I3
I4
ZP
U5, U6
I5
I6
ZP
U7, U8
I7
I8
ZP
U9, U10
I9
I10
ZP
U11, U12
I11
I12
ZP
U13, U14
I13
I14
ZP
U15, U16
I15
I16
ZP

EM

Figure A-76 DI880 with TU838 Extended MTU Process Connections

3BSE 020 924R4101

325

DI880 High Integrity Digital Input Module

Appendix A Specifications

Figure A-77 shows the process connections for the High Integrity Digital Input
Module DI880 when installed on a TU810 or TU814 Compact MTU.
Process

TU810
(or TU814)
+24V

L1+
L1+
L1-

0V

C1
B1
A1

U1, U2
I1
I2
ZP

Ch3
Ch4
L1-

C2
B2
A2

U3, U4
I3
I4
ZP

Ch5
Ch6
L1-

C3
B3
A3

U5, U6
I5
I6
ZP

Ch7
Ch8
L1-

C4
B4
A4

Ch9
Ch10
L2-

C5
B5
A5

U7, U8
I7
I8
ZP
U9, U10
I9
I10
ZP

Ch11
Ch12
L2-

C6
B6
A6

U11, U12
I11
I12
ZP

Ch13
Ch14
L2-

C7
B7
A7

Ch15
Ch16
L2-

C8
B8
A8

+

-

+

+

-

+24V
0V

Supervise

Ch1
Ch2
L1-

+

-

DI880

U13, U14
I13
I14
ZP
U15, U16
I15
I16
ZP

L2+
L2+
L2EM

Figure A-77 DI880 with TU810 or TU814 Compact MTU Process Connections

326

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Appendix A Specifications

DI880 High Integrity Digital Input Module

Figure A-78 shows the process connections for the High Integrity Digital Input
Module DI880 when installed on a TU812 Compact MTU.
TU812

Process
Connection

1

1 UP1 +24V

14

14 UP1

2

2 ZP1

15

15 ZP1

3

3 S1

Ch1

16

16 S2

Ch2

4

4 S3

Ch3

17

17 S4

Ch4

5

5 S5

Ch5

18

18 S6

Ch6

6

6 S7

Ch7

19

19 S8

Ch8

7

7 S9

Ch9

20

20 S10

Ch10

8

8 S11

Ch11

21

21 S12

Ch12

9

9 S13

Ch13

22

22 S14

Ch14

10

10 S15

Ch15

23

23 S16

Ch16

11

11 UP2 +24V

24

24 UP2

12

12 ZP2 0V

25

25 ZP2

13

13 EM

DI880
Supervise

0V
U1, U2
I1
I2
ZP
U3, U4
I3
I4
ZP
U5, U6
I5
I6
ZP
U7, U8
I7
I8
ZP
U9, U10
I9
I10
ZP
U11, U12
I11
I12
ZP
U13, U14
I13
I14
ZP
U15, U16
I15
I16
ZP

EM

Figure A-78 DI880 with TU812 Compact MTU Process Connections

3BSE 020 924R4101

327

DI880 High Integrity Digital Input Module

Appendix A Specifications

Figure A-79 shows the process connections for the High Integrity Digital Input
Module DI880 when installed on a TU842 or TU843 Redundant MTU.
Process

+24V
0V
L1+
Ch1
Ch2
L1-

+

+

-

L1+
Ch3
Ch4
L1L1+
Ch5
Ch6
L1L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

+

+

-

L2+
Ch11
Ch12
L2L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2+24V
0V

L1+
L1+
L1L1B1
B2
C1
C2
A1,A2
B3
B4
C3
C4
A3,A4
B5
B6
C5
C6
A5,A6
B7
B8
C7
C8
A7,A8
B9
B10
C9
C10
A9,A10
B11
B12
C11
C12
A11,A12
B13
B14
C13
C14
A13,A14
B15
B16
C15
C16
A15,A16
L2+
L2+
L2L2-

TU842/TU843

DI880
Supervise
U1, U2
I1
I2
ZP
U3, U4
I3
I4
ZP
U5, U6
I5
I6
ZP
U7, U8
I7
I8
ZP
U9, U10
I9
I10
ZP
U11, U12
I11
I12
ZP
U13, U14
I13
I14
ZP
U15, U16
I15
I16
ZP

EM

DI880
Supervise

---

U1
U2
I1
I2
ZP

U15
U16
I15
I16
ZP
EM

Figure A-79 DI880 with TU842 or TU843 Redundant MTU Process Connections

328

3BSE 020 924R4101

Appendix A Specifications

DI885 Digital Input Module, 24 V /48 V d.c. with SOE, Current Sinking

A.27 DI885 Digital Input Module, 24 V /48 V d.c. with SOE,
Current Sinking
A.27.0.1 Features

•

8 channels for 24/48 V d.c. inputs with current sinking

•

Input status indicators

•

Sequence of event (SOE) functionality

•

External 24 or 48 V d.c. sensor power supply

•

Internal 48 V d.c. sensor power supply

•

Short circuit protection to ground and 48 Volt

•

Channel supervision

•

Sensor power supply supervision

•

Shutter filter

•

EMC protection

•

DIN rail mounting.

F
R
W

1
2
3
4
5
6
7

A.27.0.2 Description

8

DI885
24V/48V

The DI885 is a 8 channel 24/48 V digital input module for the S800 I/O. This
module has 8 digital inputs. The input voltage range is 11.8 - 60 V d.c. and the input
current is 1.6 mA at 24 V d.c., (3.2 mA at 48 V d.c.).
Every input channel consists of current limiting components, EMC protection
components, input state indication LED and optical isolation barrier.
Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow). One LED (Yellow) per channel (8) indicate input state (On = 1 and
Off = 0). The RUN LED indicates normal operation and the WARNING LED
indicates if any error input is active. The FAULT LED indicates that the module is
in the Init state, Error state or Not Configured state. In Not configured state the
FAULT LED is turned off after the first valid access to the module.

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Appendix A Specifications

The sensor power supply supervision gives an error signal if the voltage disappears,
and the Warning LED turns on. The error signal can be read via the Modulebus.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
The input signals of the input module DI885 can be filtered to suppress any
electrical interference or contact bounce.The filter is selectable from 0 to 255 ms.
This means that noise pulses shorter than the filter time will be filtered out and
pulses longer than specified will get through the filter.
Four different types of MTUs can be used. TheTU830 Extended MTU and the
TU810 (or TU814) Compact MTU has terminals for process voltage inputs and
three terminals per channel. The TU812 Compact MTU has a D-Sub 25 pin (male)
connector for connection to the process.
A.27.0.3 Event Recording

The DI885 Input Module can be used for event recording (SOE), that is, changing
signals at digital input channels can be announced together with a time stamp
indicating when it occurred. The time stamp has a resolution of 1 millisecond, and is
compensated for the filter time.
The module has intermediate storage for 32 events.
The SOE functionality can be switched on and off per channel.
For all channels with enabled SOE capability, a shutter filter is implemented that
prevents intermediate storage for events from overflow. The shutter filter is closed
as soon as the number of events generated within the shutter period (0-255 seconds)
exceeds the shutter trigger number (0-255 changes). The shutter filter remains
closed as long as the recovery time (0-65535 seconds) has not expired.
A.27.0.4 Simple Digital Input

If no event recording is used, the DI885 acts like a simple digital input device.

330

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DI885 Digital Input Module, 24 V /48 V d.c. with SOE, Current Sinking

A.27.0.5 Channel Supervision

The DI885 is able to supervise the process channel regarding wire break of sensor
cable, missing sensor and short circuit of sensor voltage to module ground.
The supervision can be switched on and off per device. The channel supervision is
only possible when the contact is equipped with a parallel resistor of 47 kΩ ±20%,
and 48 V sensor power.
A.27.0.6 Sensor Power Supply and Supervision

The DI885 provides a 48 V d.c. sensor power supply per device.
The DC/DC - converter for 48 V d.c. supply can be powered from the internal 24 V
d.c. provided by the ModuleBus or from an external source.
The power supply is short-circuit proof and galvanically insulated.
It is also possible to supply the sensors with an external 48 V d.c. power supply. In
this case the internal voltage path is switched off.
A.27.0.7 Supported Sensor Types

The following sensor types are supported by the DI885.
Dry Contacts supervised: 48 V d.c./ 3,2 mA

The supervision is only possible for contacts with resistor connected in parallel.
Supervision is always available within internal sensor power supply. Supervision in
connection with external sensor power supply requires the same strict limits in the
tolerances of the external supply voltage as for internal supply voltage (48 V d.c.
±10%)
Dry Contacts not supervised with external Power Supply: >= 60 V d.c./
max. 4 mA

The maximum input voltage of 60 V DC must be kept strictly.

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DI885 Digital Input Module, 24 V /48 V d.c. with SOE, Current Sinking

Appendix A Specifications

Electronic Inputs not supervised: 24 V d.c./ 1.6 mA

Only in combination with external power supply.
Open Collector Drivers (Current sourcing) not supervised: 24 V DC / 1.6 mA

Only in combination with external power supply.

332

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Appendix A Specifications

DI885 Digital Input Module, 24 V /48 V d.c. with SOE, Current Sinking

A.27.0.8 Technical Data

Table A-56 DI885 Digital Input Module Specifications
DI885
Digital Input Module

Feature
Number of channels

8, current sinking

Power supply:
Nominal voltage
Operating voltage range

24 V d.c.
19.2 to 30 V d.c.

Process Power supply: (UP)
Nominal voltage with internal supply
Voltage range with external supply

48 V d.c.+/- 10%
18 V d.c. - 60 V d.c.

Input voltage range, “1”

>+ 11.2 V d.c.... <+ 60 V d.c.

Input voltage range, “0”

-30 V d.c. ... <+5 V d.c.

Nominal input channel current, “1”

0.8 mA... <4 mA

Nominal input channel current, “0”

<0.3 mA

Input impedance

15 kOhm

Maximum field cable length

600 meters, (656 yd.)

Bounce filter times (digital, selectable)

0 to 255 ms

Event recording resolution

1 ms

Event recording accuracy

-0.5 ms to +1.3 ms

Shutter filter
Shutter period
Shutter trigger
Recovery time

0... 255 s
0.. 255 changes
0... 65535 s

Process voltage supervision

per device

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DI885 Digital Input Module, 24 V /48 V d.c. with SOE, Current Sinking

Appendix A Specifications

Table A-56 DI885 Digital Input Module Specifications (Continued)
DI885
Digital Input Module

Feature
Current consumption
5V
24 V internal
24 V external
48 V external

160 mA
91 mA
91 mA
22 mA

Power dissipation (1)

3W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

Isolation

Yes, opto

Module termination units

TU810, TU812, TU814 or TU830

MTU keying code

BF

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.22 kg (0.48 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated at nominal voltage of
24/48 Volts.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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DI885 Digital Input Module, 24 V /48 V d.c. with SOE, Current Sinking

A.27.0.9 Block Diagram DI885
X2
L1+
L1-

EMCBARRIER
CH 1

FAULT

I1
L1+
I2
L1.

1

RUN
WARNING

MBI-2
ASIC
(CPU)

X1

CH 2
.

.
.

RESET

L1+

.

.
.

DAT
DAT-N

RS-485

.
CH 8

POS0-9

.
L1+
I8

8

BLOCK
24V
ERROR 1-8
EEPROM

Process Connector

Modulebus Connector

+5VI
+5V
POWER-OK
0V

24V SUPERVISION
L1-

RAM

EM
24V
48V
Power
Switch

3BSE 020 924R4101

48V d.c.
24V d.c.

335

DI885 Digital Input Module, 24 V /48 V d.c. with SOE, Current Sinking

Appendix A Specifications

A.27.0.10 Process Connections

Table A-57 DI885 Process Connections
Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25 male
Connector (1)

TU830/TU833
Terminal

+24 V d.c. ext.

L1+ (2)

1, 14

L1+ (2)

0 V d.c.

L1-, L2-

2, 15

L1- (2), L2- (2)

Ch1 +48 V

B1

16

C2

Ch1 Input

C1

3

C1

Ch 2 +48 V

B2

17

C4

Ch 2 Input

C2

4

C3

Ch 3 +48 V

B3

18

C6

Ch 3 Input

C3

5

C5

Ch 4 +48 V

B4

19

C8

Ch 4 Input

C4

6

C7

Ch 5 +48 V

B5

20

C10

Ch 5 Input

C5

7

C9

Ch 6 +48 V

B6

21

C12

Ch 6 Input

C6

8

C11

Ch 7 +48 V

B7

22

C14

Ch 7 Input

C7

9

C13

Ch 8 +48 V

B8

23

C16

Ch8 Input

C8

10

C15

+48 V ext.

L2+ (2)

11, 24

L2+ (2)

(1) Pin 13 connected to connector body for EM.

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Appendix A Specifications

DI885 Digital Input Module, 24 V /48 V d.c. with SOE, Current Sinking

Figure A-80 shows the process connections for the Digital Input Module DI885
when installed on a TU830 Extended MTU.
Process

TU830/TU833

24V+
Pwr.
Sup.
47K

47K

Pwr.
Sup.

0V

L1+
L1+
L1L1-

DI885
+
24V +
_ 48V
_

6.3 A
Fuse

Ch1
48V
L1-

C1
C2
A1,A2

I1
L+
L-

Ch2
48V
L1-

C3
C4
A3,A4

I2
L+
L-

Ch3
48V
L1-

C5
C6
A5,A6

I3
L+
L-

Ch4
48V
L1-

C7
C8
A7,A8

I4
L+
L-

Ch5
48V

C9
C10
A9,A10

I5
L+

Ch6
48V

C11
C12
A11,A12

I6
L+

Ch7
48V

C13
C14
A13,A14

I7
L+

Ch8
48V

C15
C16
A15,A16

I8
L+

48V+

L2+
L2+
L2L2-

0V

6.3 A
Fuse
EM

Figure A-80 DI885 with TU830 Extended MTU Process Connections

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DI885 Digital Input Module, 24 V /48 V d.c. with SOE, Current Sinking

Appendix A Specifications

Figure A-81 shows the process connections for the DI885 when installed on a
TU810 or TU814 Compact MTU.
Process

TU810
(or TU814)
24V+
Pwr.
Sup.

47K

47K

+
24V +
_ 48V
_

L1+
L1+
L1-

0V
Ch1
48V
L1-

C1
B1
A1

I1
L+
L-

Ch2
48V
L1-

C2
B2
A2

I2
L+
L-

Ch3
48V
L1-

C3
B3
A3

I3
L+
L-

Ch4
48V
L1-

C4
B4
A4

I4
L+
L-

Ch5
48V

C5
B5
A5

I5
L+

Ch6
48V

C6
B6
A6

I6
L+

Ch7
48V

C7
B7
A7

I7
L+

Ch8
48V

C8
B8
A8

I8
L+

48V+
Pwr.
Sup.

DI885

0V

L2+
L2+
L2EM

Figure A-81 DI885 with TU810 or TU814 Compact MTU Process Connections

338

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Appendix A Specifications

DI885 Digital Input Module, 24 V /48 V d.c. with SOE, Current Sinking

Figure A-82 shows the connections for the DI885 when installed on a TU812.

TU812

Process
Connection

1

1 UP1

14

14 UP1

2

2 ZP1

15

15 ZP1

DI885
+
24V +
_ 48V
_

+24V

0V

Ch1 I

3

3 S1

16

16 S2

Ch1

4

4 S3

Ch2 I

17

17 S4

Ch2

5

5 S5

Ch3 I

18

18 S6

Ch3

6

6 S7

Ch4 I

19

19 S8

Ch4

7

7 S9

Ch5 I

20

20 S10

Ch5

8

8 S11

Ch6 I

21

21 S12

Ch6

9

9 S13

Ch7 I

22

22 S14

Ch7

10

10 S15

Ch8 I

23

23 S16

Ch8

11

11 UP2 +48 V

24

24 UP2

12

12 ZP2

25

25 ZP2

13

13 EM EM

I1
L+
LI2
L+
LI3
L+
LI4
L+
LI5
L+

I6
L+

I7
L+
I8
L+

0V

EM

Figure A-82 DI885 with TU812 Compact MTU Process Connections

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DO801 Digital Output Module 24 V, 0.5 A, Current Sourcing

Appendix A Specifications

A.28 DO801 Digital Output Module 24 V, 0.5 A, Current
Sourcing

•

16 channels for 24 V d.c.
current sourcing outputs

•

1isolated groups of 16
channels

S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

•

Output status indicators

•

OSP sets outputs to
predetermined state upon
communication error

STATUS

A.28.0.1 Features

•

Short-circuit protection to
ground and 30 V

•

Over-voltage and overtemperature protection

•

EMC protection

•

DIN rail mounting

•

Process and power
connection via detachable
connectors

DO801
24V 0.5A

L+ L- 24V
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

A.28.0.2 Description

The DO801 is a 16 channel 24 V
digital output module for the
S800 I/O. The output voltage range is 10 to 30 volt and the maximum continuous
output current is 0.5 A. The outputs are protected against short circuits, over voltage
and over temperature. The outputs are in one isolated group.
Each output channel consists of a short circuit and over temperature protected high
side driver, EMC protection components, inductive load suppression, output state
indication LED and optical isolation barrier.

340

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DO801 Digital Output Module 24 V, 0.5 A, Current Sourcing

One STATUS LED indicate module status green/red. One LED (Yellow) per
channel (16) indicate output state (On = 1 and Off = 0). The Status LED green
indicates normal operation. The STATUS LED red indicates that the module is in
Init state or Not Configured state. In Not Configured state the STATUS LED is
turned off after the first valid access to the module.
The outputs of the module will be set to a predetermined value if the OSP-watchdog
timer expires or if the SetOSPState command is received. The watchdog timer is set
by the controller and is used for ModuleBus supervision. The watchdog timer is retriggered every time the correct module address has been decoded (or broadcast). If
the watchdog timer expires or if the SetOSPState command is received, the module
enters the OSP state and the active outputs (if any) are set to their OSP values which
can be configured as a predefined value or to use the last good value sent.
The output values will be kept as long as the module stays in the OSP state. To
change the outputs the module first has to leave this state. When reentering
Operational State, the outputs are still kept with their OSP value until new valid
values are written.
The reset circuitry gives a reset signal when the POWOK signal is active. The
POWOK comes from the ModuleBus master after power is applied.
The outputs are current limited and protected against over temperature. If the
outputs are overloaded the output current will be limited. This means that the power
dissipation in the output stage will increase and the output will shutdown if the
temperature in the output stage increases above 150 °C (302 °F). The output will
switch on again automatically as the component temperature has decreased to about
140 °C (284 °F). If any output is shutdown due to overload the indication LED on
that channel is not switched off. The output status of that channel can not be read
from the module.

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DO801 Digital Output Module 24 V, 0.5 A, Current Sourcing

Appendix A Specifications

A.28.0.3 Technical Data

Table A-58 DO801 Digital Output Module Specifications
DO801
Digital Output Module

Feature
Number of channels

16 (1 x 16)

Type of output

Transistor current source,
current limited

Voltage range

12 - 32 V d.c.

Load current, maximum

0.5 A

Short circuit current, maximum

2.4 A

Leakage current, maximum

<10 µa

Signal delay

<0.2 ms

Output impedance

<0.4 ohm

Maximum Field Cable Length

600 meters (656 yd.)

Current consumption +5 V

80 mA

Power dissipation (1)

2.1 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

342

Output Set as Predetermined (OSP)
timer

256, 512, 1024 ms

Isolation

Groupwise isolated from ground
(RIV=50 V)

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

3BSE 020 924R4101

Appendix A Specifications

DO801 Digital Output Module 24 V, 0.5 A, Current Sourcing

Table A-58 DO801 Digital Output Module Specifications (Continued)
Feature
Acceptable wire sizes

DO801
Digital Output Module
Solid: 0.05-2.5mm2, 30-12 AWG
Stranded: 0.05-1.5mm2, 30-12 AWG
Recommended torque: 0.8 Nm
Stripping length: 6-7.5 mm, 0.24-0.30 in

Width

86.1 mm (3.4”)

Depth

58.5 mm (2.3”)

Height

110 mm (4.33”)

Weight

0.24 kg (0.53 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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Appendix A Specifications

A.28.0.4 Block Diagram DO801
Output
drivers

STATUS

+5V

O1

CH2
.
.
.

O2
.

CH15

O9

CH16

O16

POWER-OK
0V
DAT
DAT-N
POS0-9

Process Connector

MBI

CH1

BLOCK

L-

344

Power
connector

L+

3BSE 020 924R4101

Appendix A Specifications

DO801 Digital Output Module 24 V, 0.5 A, Current Sourcing

A.28.0.5 Process Connections

Table A-59 DO801 Process Connections

3BSE 020 924R4101

Process
Connection

Process
Terminal

Ch 1 Output

1

Ch 2 Output

2

Ch 3 Output

3

Ch 4 Output

4

Ch 5 Output

5

Ch 6 Output

6

Ch 7 Output

7

Ch 8 Output

8

Ch 9 Output

9

Ch 10 Output

10

Ch 11 Output

11

Ch 12 Output

12

Ch 13 Output

13

Ch 14 Output

14

Ch 15 Output

15

Ch 16 Output

16

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DO801 Digital Output Module 24 V, 0.5 A, Current Sourcing

Appendix A Specifications

Figure A-83 shows the process connections for the DO801.

DO801

Process
1
2
3
4
5
6
7

8
9
10
11
12
13
14
15
16
L+

+24V

L-

0V

EM

Figure A-83 DO801 Process Connections

346

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Appendix A Specifications

DO802 Digital Output Module, 24-250 V, Relay Normally Open

A.29 DO802 Digital Output Module, 24-250 V, Relay
Normally Open
A.29.0.1 Features

8 channels for 110 V
d.c./250 V a.c. relay
Normally Open (NO)
outputs

•

8 isolated channels

•

Output status indicators

•

OSP sets outputs to
predetermined state upon
error detection

•

EMC protection

•

DIN rail mounting

•

Process connection via
detachable connectors

S 1

2

3

4

5

6

7

8

STATUS

•

DO802
Relay 24-250V

A.29.0.2 Description

The DO802 is an 8 channel 110 V
d.c./250 V a.c. relay (NO) output
module for the S800 I/O. The
maximum voltage range is 250
volt and the maximum continuous
output current is 2 A.
All outputs are individually
isolated.

1
2
3
4
5
6
7
8
A B A B A B A B A B A B A B A B

Each output channel consists of optical isolation barrier, output state indication
LED, relay driver, relay and EMC protection components.
One STATUS LED indicate module status green/red. One LED (Yellow) per
channel (8) indicate output state (On = 1 and Off = 0). The Status LED green

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DO802 Digital Output Module, 24-250 V, Relay Normally Open

Appendix A Specifications

indicates normal operation. The STATUS LED red indicates that the module is in
Init state or Not Configured state. In Not Configured state the STATUS LED is
turned off after the first valid access to the module.
The relay supply voltage supervision, derived from the 24 V distributed on the
ModuleBus, gives a channel signal error and a module warning signal if the voltage
disappears. The error signal and warning signal can be read via the ModuleBus.
This supervision can be enabled/disabled with a parameter.
The outputs of the module will be set to a predetermined value if the OSP-watchdog
timer expires or if the SetOSPState command is received. The watchdog timer
which is set by the controller and is used for ModuleBus supervision. The watchdog
timer is re-triggered every time the correct node address has been decoded (or
broadcast). If the watchdog timer expires or if the SetOSPState command is
received, the module enters the OSP state and the active outputs (if any) are set to
their OSP values which can be configured as a predefined value or to use the last
good value sent.
The output values will be kept as long as the module stays in the OSP state. To
change the outputs the module first has to leave this state. When reentering
Operational State, the outputs are still kept with their OSP value until new valid
values are written.
The reset circuitry gives a reset signal when the POWOK signal is active.

348

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Appendix A Specifications

DO802 Digital Output Module, 24-250 V, Relay Normally Open

A.29.0.3 Technical Data

Table A-60 DO802 Digital Output Module Specifications
DO802
Digital Output Module

Feature
Number of channels

8

Type of output

Relay (NO)

Voltage range

24 - 110 V d.c./250 V a.c.

Load current, maximum

2A

Load current, minimum

5 mA

Max break power

a.c. 500 VA
d.c. 60W

Maximum field cable length (d.c., a.c.)

600 meters (656 yd.)

Pick-up time, maximum

10 ms

Release time, maximum

6 ms

Number of operations per hour,
maximum

1000

Number of operations per lifetime:
Mechanical

>20 x 106

Electrical at 30 V d.c. / 250 V a.c.

>0,16 x 106 (2 A resistive)

Current consumption +5 V

70 mA

Current consumption +24 V

80 mA

Power dissipation (1)

2.2 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

Output Set as Predetermined (OSP)
timer

256, 512, 1024 ms

Power supervision

24/12 V Relay power converter monitor

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DO802 Digital Output Module, 24-250 V, Relay Normally Open

Appendix A Specifications

Table A-60 DO802 Digital Output Module Specifications (Continued)
DO802
Digital Output Module

Feature
Isolation

Individually isolated from ground
(RIV=250 V)

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

250 V

Dielectric test voltage

2000 V a.c.

Acceptable wire sizes

Solid: 0.05-2.5mm2, 30-12 AWG
Stranded: 0.05-1.5mm2, 30-12 AWG
Recommended torque: 0.8 Nm
Stripping length: 6-7.5 mm, 0.24-0.30 in

Width

86.1 mm (3.4”)

Depth

58.5 mm (2.3”)

Height

110 mm (4.33”)

Weight

0.24 kg (0.53 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

350

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Appendix A Specifications

DO802 Digital Output Module, 24-250 V, Relay Normally Open

A.29.0.4 Block Diagram DO802
X1

OUTPUT CHANNELS

BIC
+24V

12V

0V-24V

24V
X2
STATUS

POWER-OK
0V
DAT
DAT-N

MBI-1
ASIC

1A
1B

CH 1

2A
2B

CH 2
RS-485

POS0-9

.
.
.

Process Connector

+5VI
+5V

RESET

ModuleBus Connector

12V SUPERVISION
ERROR 1-8

.
.
.

8A
EEPROM

3BSE 020 924R4101

CH 8

8B

351

DO802 Digital Output Module, 24-250 V, Relay Normally Open

Appendix A Specifications

A.29.0.5 Process Connections

Table A-61 DO802 Process Connections
Process
Connection
Ch1 Input

Process
Terminal
1A
1B

Ch 2 Input

2A
2B

Ch 3 Input

3A
3B

Ch 4 Input

4A
4B

Ch 5 Input

5A
5B

Ch 6 Input

6A
6B

Ch 7 Input

7A
7B

Ch 8 Input

8A
8B

352

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Appendix A Specifications

DO802 Digital Output Module, 24-250 V, Relay Normally Open

Figure A-84 shows the process connections for the Digital Output Module DO802.

DO802

Process
110V d.c./250V a.c.
a.c/d.c.

1A
1B

2A
2B

3A
3B

4A
4B

5A
5B

110V d.c./250V a.c.
a.c/d.c.

6A
6B

7A
7B

8A
8B

EM

Figure A-84 DO802 Process Connections

3BSE 020 924R4101

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DO810 Digital Output Module 24 V, 0.5 A Current Sourcing

Appendix A Specifications

A.30 DO810 Digital Output Module 24 V, 0.5 A Current
Sourcing
A.30.0.1 Features

•

16 channels for 24 V d.c. current sourcing outputs

•

2 isolated groups of 8 channels with process
voltage supervision

F
R
W
O

•

Output status indicators

•

OSP sets outputs to predetermined state upon
error detection

2
3
4

•

Short-circuit protection to ground and 30 V

•

Over-voltage and over-temperature protection

5
6
7

•

EMC protection

•

DIN rail mounting.

•

Also in a G3 compliant version.

1

8
9
10
11
12
13
14

A.30.0.2 Description

15
16

The DO810 is a 16 channel 24 V digital output module
for the S800 I/O. This module has 16 digital outputs.
DO810
24V 0.5A
The output voltage range is 10 to 30 volt and the
maximum continuous output current is 0.5 A.
The outputs are protected against short circuits, over
voltage and over temperature. The outputs are divided into two individually isolated
groups with eight output channels and one voltage supervision input in each group.
Each output channel consists of a short circuit and over temperature protected high
side driver, EMC protection components, inductive load suppression, output state
indication LED and optical isolation barrier.
Four LEDs indicate module status Fault (Red), Run (Green), Warning (Yellow) and
OSP (Yellow). One LED (Yellow) per channel (16) indicate output state (On = 1 and
Off = 0). The RUN LED indicates normal operation and the WARNING LED

354

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Appendix A Specifications

DO810 Digital Output Module 24 V, 0.5 A Current Sourcing

indicates if any error input is active. The FAULT LED indicates that the module is
in Init state or Not Configured state. In Not Configured state the FAULT LED is
turned off after the first valid access to the module. The OSP LED indicates that the
module is in the OSP state and that the outputs are set to their OSP values.
The process voltage supervision input give channel error signals if the voltage
disappears.The error signal can be read via the ModuleBus.
The outputs of the module will be set to a predetermined value if the OSP-watchdog
timer expires or if the SetOSPState command is received. The watchdog timer is set
by the controller and is used for ModuleBus supervision. The watchdog timer is retriggered every time the correct module address has been decoded (or broadcast). If
the watchdog timer expires or if the SetOSPState command is received, the module
enters the OSP state and the active outputs (if any) are set to their OSP values which
can be configured as a predefined value or to use the last good value sent.
The output values will be kept as long as the module stays in the OSP state. To
change the outputs the module first has to leave this state. When reentering
Operational State, the outputs are still kept with their OSP value until new valid
values are written.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
The outputs are current limited and protected against over temperature. If the
outputs are overloaded the output current will be limited. This means that the power
dissipation in the output stage will increase and the output will shutdown if the
temperature in the output stage increases above 150 °C (302 °F). The output will
switch on again automatically as the component temperature has decreased to about
140 °C (284 °F). If any output is shutdown due to overload the indication LED on
that channel is also switched off. The output status of that channel can not be read
from the module.
Four different types of MTUs can be used. TU830 Extended MTU and TU810 (or
TU814) Compact MTU have terminals for 24 V output power connections and two
terminals per channels. The TU812 Compact MTU has a D-Sub 25 pin (male)
connector for connection to the process.

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355

DO810 Digital Output Module 24 V, 0.5 A Current Sourcing

Appendix A Specifications

A.30.0.3 Technical Data

Table A-62 DO810 Digital Output Module Specifications
DO810
Digital Output Module

Feature
Number of channels

16 (2 x 8)

Type of output

Transistor current sourcing, current
limited

Voltage range

12 - 32 V d.c.

Load current, maximum

0.5 A

Short circuit current, maximum

2.4 A

Leakage current, maximum

<10 µa

Output impedance

<0.4 ohm

Maximum Field Cable Length

600 meters (656 yd.)

Current consumption +5 V

80 mA

Power dissipation (1)

2.1 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

356

Output Set as Predetermined (OSP)
timer

256, 512, 1024 ms

Process voltage supervision

2 channels (1 per group)

Isolation

Groupwise isolated from ground
(RIV=50 V)

Mounting termination units

TU810, TU812, TU814 or TU830

MTU keying code

AA

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

3BSE 020 924R4101

Appendix A Specifications

DO810 Digital Output Module 24 V, 0.5 A Current Sourcing

Table A-62 DO810 Digital Output Module Specifications (Continued)
DO810
Digital Output Module

Feature
G3 compliant version

According to ISA-S71.04. Marked with
“Z” in the type designation.

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.18 kg (0.4 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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357

DO810 Digital Output Module 24 V, 0.5 A Current Sourcing

Appendix A Specifications

A.30.0.4 Block Diagram DO810
BIC

X2

GROUP 1
24V SUPERVISION
ERROR 1-8

FAULT

OUTPUTDRIVERS

L1+
L1+

RUN
WARNING

O1

CH 2
.
.
.
CH 8

L1+
O2
.
.
.
L1+
O8

OSP
MBI-1
ASIC

X1

ModuleBus Connector

POWER-OK
0V

RESET

+5VI
+5V

L1DAT
DAT-N

RS-485

POS0-9
BLOCK

EEPROM

Process Connector

CH 1

GROUP 2
24V SUPERVISION
ERROR 9-16
8
/ CH 9-16

OUTPUTDRIVERS

L2+
L2+
8
/

O 9-16
L2-

358

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Appendix A Specifications

DO810 Digital Output Module 24 V, 0.5 A Current Sourcing

A.30.0.5 Process Connections

Table A-63 DO810 Process Connections
Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25 male
Connector (1)

TU830/TU833
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

0 V d.c.

L1-

2, 15

L1- (2)

Ch 1/Ch 2, L1+

-

-

B1, B2

Ch 1 Output

C1

3

C1

Ch 2 Output

B1

16

C2

Ch 1/Ch 2, L1-

A1

-

A1, A2

Ch 3/Ch 4, L1+

-

-

B3, B4

Ch 3 Output

C2

4

C3

Ch 4 Output

B2

17

C4

Ch 3/Ch 4, L1-

A2

-

A3, A4

Ch 5/Ch 6, L1+

-

-

B5, B6

Ch 5 Output

C3

5

C5

Ch 6 Output

B3

18

C6

Ch 5/Ch 6, L1-

A3

-

A5, A6

Ch 7/Ch 8, L1+

-

-

B7, B8

Ch 7 Output

C4

6

C7

Ch 8 Output

B4

19

C8

Ch 7/Ch 8, L1-

A4

-

A7, A8

Ch 9/Ch 10, L2+

-

-

B9, B10

Ch 9 Output

C5

7

C9

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DO810 Digital Output Module 24 V, 0.5 A Current Sourcing

Appendix A Specifications

Table A-63 DO810 Process Connections (Continued)
Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25 male
Connector (1)

TU830/TU833
Terminal

Ch 10 Output

B5

20

C10

Ch 9/Ch 10, L2-

A5

-

A9, A10

Ch 11/Ch 12, L2+

-

-

B11, B12

Ch 11 Output

C6

8

C11

Ch 12 Output

B6

21

C12

Ch 11/Ch 12, L2-

A6

-

A11, A12

Ch 13/Ch 14, L2+

-

-

B13, B14

Ch 13 Output

C7

9

C13

Ch 14 Output

B7

22

C14

Ch 13/Ch 14, L2-

A7

-

A13, A14

Ch 15/ Ch16, L2+

-

-

B15, B16

Ch 15 Output

C8

10

C15

Ch 16 Output

B8

23

C16

Ch 15/Ch16, L2-

A8

-

A15, A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

0 V d.c.

L2-

12, 25

L2- (2)

(1) Pin 13 connected to connector body for EM.

360

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Appendix A Specifications

DO810 Digital Output Module 24 V, 0.5 A Current Sourcing

Figure A-85 shows the process connections for the Digital Output Module DO810
when installed on a TU830/TU833 Extended MTU.

DO810

TU830/TU833

6.3 A
Supervise

Fuse

0V

B1,B2
C1
C2
A1,A2

L1+
Ch1
Ch2
L1-

L1+
O3
O4
L1-

B3,B4
C3
C4
A3,A4

L1+
Ch3
Ch4
L1-

L1+
O5
O6
L1-

B5,A6
C5
C6
A5,A6

L1+
Ch5
Ch6
L1-

L1+
O7
O8
L1L2+
O9
O 10
L2-

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

L2+
O 11
O 12
L2-

B11,B12
C11
C12
A11,A12

L2+
Ch11
Ch12
L2-

L2+
O 13
O 14
L2L2+
O 15
O 16
L2-

B13,B14
C13
C14
A13,A14
B15,A16
C15
C16
A15,A16

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

L2+
L2+
L2L2-

+24V

Fuse
EM

+24V

L1+
O1
O2
L1-

6.3 A
Supervise

L1+
L1+
L1L1-

Process

0V

Figure A-85 DO810 with TU830/TU833 Extended MTU Process Connections

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DO810 Digital Output Module 24 V, 0.5 A Current Sourcing

Appendix A Specifications

Figure A-86 shows the process connections for the DO810 when installed on a
TU810 or TU814 Compact MTU.

DO810

TU810
(or TU814)
L1+
L1+
L1-

Supervise

0V

C1
Ch1
B1
Ch2
A1 L1-

L1+
O3
O4
L1-

Ch3
C2
Ch4
B2
A2 L1-

L1+
O5
O6
L1-

Ch5
C3
Ch6
B3
A3 L1Ch7
C4
Ch8
B4
A4 L1C5
Ch9
B5 Ch10
A5 L2-

L2+
O 11
O 12
L2-

C6 Ch11
B6 Ch12
A6 L2-

L2+
O 13
O 14
L2L2+
O 15
O 16
L2-

EM

+24V

L1+
O1
O2
L1-

L1+
O7
O8
L1L2+
O9
O 10
L2-

Supervise

Process

C7 Ch13
B7 Ch14
A7 L2C8 Ch15
B8 Ch16
A8 L2L2+
L2+
L2-

+24V
0V

Figure A-86 DO810 with TU810 or TU814 Compact MTU Process Connections

362

3BSE 020 924R4101

Appendix A Specifications

DO810 Digital Output Module 24 V, 0.5 A Current Sourcing

Figure A-87 shows the process connections for the Digital Output Module DO810
when installed on a TU812 Compact MTU.

DO810
Supervise

TU812
+24V UP1 1

1

UP1 14

14

ZP1 2

2

0V
L1+
O1
O2
L1L1+
O3
O4
L1L1+
O5
O6
L1L1+
O7
O8
L1L2+
O9
O 10
L2L2+
O 11
O 12
L2L2+
O 13
O 14
L2L2+
O 15
O 16
L2-

ZP1 15

15

Ch1

S1 3

3

Ch2

S2 16

16

Ch3

S3 4

4

Ch4

S4 17

17

Ch5

S5 5

5

Ch6

S6 18

18

Ch7

S7 6

6

Ch8

S8 19

19

Ch9

S9 7

7

Ch10

S10 20

20

Ch11

S11 8

8

Ch12

S12 21

21

Ch13

S13 9

9

Ch14

S14 22

22

Ch15

S15 10

10

Ch16

S16 23

23

+24V UP2 11

11

UP2 24

24

ZP2 12

12

ZP2 25

25

EM 13

13

0V
Supervise
EM

Process
Connection

Figure A-87 DO810 with TU812 Compact MTU Process Connections

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DO814 Digital Output Module 24 V, 0.5 A, Current Sinking

Appendix A Specifications

A.31 DO814 Digital Output Module 24 V, 0.5 A, Current
Sinking
A.31.0.1 Features

•

16 channels for 24 V d.c. current sinking outputs

•

2 isolated groups of 8 channels with process
voltage supervision

F
R
W
O

•

Output status indicators

•

OSP sets outputs to predetermined state upon
error detection

2
3
4

•

Short-circuit protection to ground and 30 V

•

Over-voltage and over-temperature protection

5
6
7

•

EMC protection

•

DIN rail mounting.

1

8

A.31.0.2 Description

9
10
11
12
13
14

The DO814 is a 16 channel 24 V digital output module
with current sinking for the S800 I/O. The output
voltage range is 10 to 30 volt and the maximum
continuous current sinking is 0.5 A. The outputs are
protected against short circuits and over temperature.
The outputs are divided into two individually isolated
groups with eight output channels and one voltage
supervision input in each group.

15
16
DO814
24V, 0.5A

Each output channel consists of a short circuit and over temperature protected low
side switch, EMC protection components, inductive load suppression, output state
indication LED and optical isolation barrier.
Four LEDs indicate module status Fault (Red), Run (Green), Warning (Yellow) and
OSP (Yellow). One LED (Yellow) per channel (16) indicate output state (On = 1 and
Off = 0). The RUN LED indicates normal operation and the WARNING LED
indicates if any error input is active. The FAULT LED indicates that the module is

364

3BSE 020 924R4101

Appendix A Specifications

DO814 Digital Output Module 24 V, 0.5 A, Current Sinking

in Init state or Not Configured state. In Not configured state the FAULT LED is
turned off after the first valid access to the module. The OSP LED indicates that the
module is in the OSP state and that the outputs are set to their OSP values.
The process voltage supervision input give channel error signals if the voltage
disappears.The error signal can be read via the ModuleBus.
The outputs of the module will be set to a predetermined value if the OSP-watchdog
timer expires or if the SetOSPState command is received. The watchdog timer is set
by the controller and is used for ModuleBus supervision. The watchdog timer is retriggered every time the correct module address has been decoded (or broadcast). If
the watchdog timer expires or if the SetOSPState command is received, the module
enters the OSP state and the active outputs (if any) are set to their OSP values which
can be configured as a predefined value or to use the last good value sent.
The output values will be kept as long as the module stays in the OSP state. To
change the outputs the module first has to leave this state. When reentering
Operational State, the outputs are still kept with their OSP value until new valid
values are written.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
is inactive and POWOK signals is active. The BLOCK signal is deactivated when
the module lock mechanism is in the locked position. The POWOK comes from the
ModuleBus master after power is applied.
The outputs are current limited and protected against over temperature. If the
outputs are overloaded the output current sinking will be limited. This means that
the power dissipation in the output stage will increase and the output will shutdown
if the temperature in the output stage increases above 150 °C (302 °F). The output
will switch on again automatically as the component temperature has decreased to
about 140 °C (284 °F).
Five different types of MTUs can be used. The TU830 Extended MTU enables three
wire connection to the devices without additional terminals. The TU810 (or TU814)
Compact MTU has terminals for 24 V output power connection, but requires
external terminals for distribution of 24 V power supply to the devices. The TU812
Compact MTU has a D-Sub 25 pin (male) connector for connection to the process.
TU838 provide a fuse (3 A max.) per two channels or process power output.

3BSE 020 924R4101

365

DO814 Digital Output Module 24 V, 0.5 A, Current Sinking

Appendix A Specifications

A.31.0.3 Technical Data

Table A-64 DO814 Digital Output Module Specifications
DO814
Digital Output Module

Feature
Number of channels

16 (2 x 8) current sinking

Type of output

Transistor current sinking,
current limited

Voltage range

12 - 32 V d.c.

Load current, maximum

0.5 A

Short circuit current, maximum

2.4 A

Leakage current, maximum

<10 µa

Output impedance

<0.4 ohm

Maximum field cable length

600 meters (656 yd.)

Current consumption +5 V

80 mA

Power dissipation (1)

2.1 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

366

Output Set as Predetermined (OSP)
timer

256, 512, 1024 ms

Process voltage supervision

2 channels (1 per group)

Isolation

Groupwise isolated from ground
(RIV=50 V)

Module termination units

TU810, TU812, TU814, TU830 or
TU838

MTU keying code

BE

Equipment class

Class I according to IEC 61140; (earth
protected)

3BSE 020 924R4101

Appendix A Specifications

DO814 Digital Output Module 24 V, 0.5 A, Current Sinking

Table A-64 DO814 Digital Output Module Specifications (Continued)
DO814
Digital Output Module

Feature
Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.18 kg (0.4 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

3BSE 020 924R4101

367

DO814 Digital Output Module 24 V, 0.5 A, Current Sinking

Appendix A Specifications

A.31.0.4 Block Diagram DO814
BIC

X2

GROUP 1
OUTPUT
24V SUPERVISION Current SinkingDRIVERS
UP1 24V
ERROR 1-8

FAULT

U1

RUN
CH 1

WARNING

O1

OSP

Modulebus Connector

POWER-OK
0V

RESET

+5VI
+5V

U2

DAT+
DAT-

RS-485

CLK+
CLK-

RS-485

POS0-6
BLOCK

MBI-1

CH 2

ASIC

.
.
.
CH 8

O2
.
.
.
U8
O8
ZP1

Process Connector

X1

GROUP 2
OUTPUT
24V SUPERVISION Current SinkingDRIVERS
ERROR 9-16
UP2 24V
U9-16

EEPROM

8 CH 9-16
/

8
/

O 9-16
ZP2

368

3BSE 020 924R4101

Appendix A Specifications

DO814 Digital Output Module 24 V, 0.5 A, Current Sinking

A.31.0.5 Process Connections

Table A-65 DO814 Process Connection

Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
male
Terminal
Connector (1)

TU838
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+ (2)

0 V d.c.

L1-

2, 15

L1- (2)

L1- (2)

Ch 1/Ch 2, L1+

-

-

B1, B2

A1 (F1)

Ch 1 Output

C1

3

C1

B1

Ch 2 Output

B1

16

C2

B2

Ch 1/Ch 2, L1-

A1

-

A1, A2

A2

Ch 3/Ch 4, L1+

-

-

B3, B4

A3 (F2)

Ch 3 Output

C2

4

C3

B3

Ch 4 Output

B2

17

C4

B4

Ch 3/Ch 4, L1-

A2

-

A3, A4

A4

Ch 5/Ch 6, L1+

-

-

B5, B6

A5 (F3)

Ch 5 Output

C3

5

C5

B5

Ch 6 Output

B3

18

C6

B6

Ch 5/Ch 6, L1-

A3

-

A5, A6

A6

Ch 7/Ch 8, L1+

-

-

B7, B8

A7 (F4)

Ch 7 Output

C4

6

C7

B7

Ch 8 Output

B4

19

C8

B8

Ch 7/Ch 8, L1-

A4

-

A7, A8

A8

Ch 9/Ch 10, L2+

-

-

B9, B10

A9 (F5)

Ch 9 Output

C5

7

C9

B9

3BSE 020 924R4101

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DO814 Digital Output Module 24 V, 0.5 A, Current Sinking

Appendix A Specifications

Table A-65 DO814 Process Connection (Continued)

Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
male
Terminal
Connector (1)

TU838
Terminal

Ch 10 Output

B5

20

C10

B10

Ch 9/Ch 10, L2-

A5

-

A9, A10

A10

Ch 11/Ch 12, L2+

-

-

B11, B12

A11 (F6)

Ch 11 Output

C6

8

C11

B11

Ch 12 Output

B6

21

C12

B12

Ch 11/Ch 12, L2-

A6

-

A11, A12

A12

Ch 13/Ch 14, L2+

-

-

B13, B14

A13 (F7)

Ch 13 Output

C7

9

C13

B13

Ch 14 Output

B7

22

C14

B14

Ch 13/Ch 14, L2-

A7

-

A13, A14

A14

Ch 15/ Ch16, L2+

-

-

B15, B16

A15 (F8)

Ch 15 Output

C8

10

C15

B15

Ch 16 Output

B8

23

C16

B16

Ch 15/Ch16, L2-

A8

-

A15, A16

A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

L2+ (2)

0 V d.c.

L2-

12, 25

L2- (2)

L2- (2)

(1) Pin 13 connected to connector body for EM.

370

3BSE 020 924R4101

Appendix A Specifications

DO814 Digital Output Module 24 V, 0.5 A, Current Sinking

Figure A-85 shows the process connections for the Digital Output Module DO814
when installed on a TU830/TU833 Extended MTU.

DO814

TU830/TU833

6.3 A

+24V

L1+
O1
O2
L1-

L1+
L1+
L1L1B1,B2
C1
C2
A1,A2

L1+
O3
O4
L1-

B3,B4
C3
C4
A3,A4

L1+
Ch3
Ch4
L1-

L1+
O5
O6
L1-

B5,A6
C5
C6
A5,A6

L1+
Ch5
Ch6
L1-

L1+
O7
O8
L1L2+
O9
O 10
L2-

B7,B8
C7
C8
A7,A8

L1+
Ch7
Ch8
L1-

B9,B10
C9
C10
A9,A10

L2+
Ch9
Ch10
L2-

L2+
O 11
O 12
L2-

B11,B12
C11
C12
A11,A12

L2+
Ch11
Ch12
L2-

L2+
O 13
O 14
L2L2+
O 15
O 16
L2-

B13,B14
C13
C14
A13,A14
B15,A16
C15
C16
A15,A16

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

Supervise

Fuse

6.3 A
Supervise

Fuse
EM

Process

L2+
L2+
L2L2-

0V
L1+
Ch1
Ch2
L1-

+24V
0V

Figure A-88 DO814 with TU830/TU831 Extended MTU Process Connections

3BSE 020 924R4101

371

DO814 Digital Output Module 24 V, 0.5 A, Current Sinking

Appendix A Specifications

Figure A-89 shows the process connections for the Digital Output Module DO814
(current sinking) when installed on a TU838 Extended MTU.

DO814

Process

TU838

Supervise

L1+
O1
O2
L1-

F1

L1+
O3
O4
L1-

F2

L1+
O5
O6
L1L1+
O7
O8
L1L2+
O9
O 10
L2L2+
O 11
O 12
L2L2+
O 13
O 14
L2L2+
O 15
O 16
L2Supervise
EM

F3

F4

F5

F6

F7

F8

L1+
L1+
L1L1-

+24V
0V

A1
B1
B2
A2

L1+
Ch1
Ch2
L1-

A3
B3
B4
A4

L1+
Ch3
Ch4
L1-

A5
B5
B6
A6

L1+
Ch5
Ch6
L1-

A7
B7
B8
A8
A9
B9
B10
A10

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

A11
B11
B12
A12

L2+
Ch11
Ch12
L2-

A13
B13
B14
A14
A15
B15
B16
A16

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

L2+
L2+
L2L2-

+24V
0V

Figure A-89 DO814 with TU838 Extended MTU Process Connections

372

3BSE 020 924R4101

Appendix A Specifications

DO814 Digital Output Module 24 V, 0.5 A, Current Sinking

Figure A-90 shows the process connections for the DO814 when installed on a
TU810 or TU814 Compact MTU.

DO814

TU810
(or TU814)

Process
24V Power Supply
+24V

L1+
L1+
L1-

Supervise

L1+
O1
O2
L1-

C1
B1
A1

Ch1
Ch2
L1-

L1+
O3
O4
L1-

C2
B2
A2

Ch3
Ch4
L1-

L1+
O5
O6
L1-

C3
B3
A3

Ch5
Ch6
L1-

C4
B4
A4

Ch7
Ch8
L1-

C5
B5
A5

Ch9
Ch10
L2-

C6
B6
A6

Ch11
Ch12
L2-

C7
B7
A7

Ch13
Ch14
L2-

C8
B8
A8

Ch15
Ch16
L2-

L1+
O7
O8
L1L2+
O9
O 10
L2L2+
O 11
O 12
L2L2+
O 13
O 14
L2L2+
O 15
O 16
L2Supervise
EM

0V

L2+
L2+
L2-

+24V
0V

24V Power
Supply

Figure A-90 DO814 with TU810 or TU814 Compact MTU Process Connections

3BSE 020 924R4101

373

DO814 Digital Output Module 24 V, 0.5 A, Current Sinking

Appendix A Specifications

Figure A-91 shows the process connections for the Digital Output Module DO814
when installed on a TU812 Compact MTU.

DO814
Supervise

TU812
+24V UP1 1

1

UP1 14

14

ZP1 2

2

0V
L1+
O1
O2
L1L1+
O3
O4
L1L1+
O5
O6
L1L1+
O7
O8
L1L2+
O9
O 10
L2L2+
O 11
O 12
L2L2+
O 13
O 14
L2L2+
O 15
O 16
L2-

ZP1 15

15

Ch1

S1 3

3

Ch2

S2 16

16

Ch3

S3 4

4

Ch4

S4 17

17

Ch5

S5 5

5

Ch6

S6 18

18

Ch7

S7 6

6

Ch8

S8 19

19

Ch9

S9 7

7

Ch10

S10 20

20

Ch11

S11 8

8

Ch12

S12 21

21

Ch13

S13 9

9

Ch14

S14 22

22

Ch15

S15 10

10

Ch16

S16 23

23

+24V UP2 11

11

UP2 24

24

ZP2 12

12

ZP2 25

25

EM 13

13

0V
Supervise
EM

Process
Connection

Figure A-91 DO814 with TU812 Compact MTU Process Connections

374

3BSE 020 924R4101

Appendix A Specifications

DO815 Digital Output Module 24 V, 2 A, Current Sourcing

A.32 DO815 Digital Output Module 24 V, 2 A, Current
Sourcing
A.32.0.1 Features

•

8 channels for 24 V d.c. current sourcing outputs

•

2 isolated groups of 4 channels with under
voltage detection

•

OSP sets outputs to predetermined state upon
communication error

•

Output status indicators and a channel wise error
flag

•

Short-circuit protection to ground and positive
supply

•

Over load protection

•

Open load and short-circuit detection

•

Two output fault operation modes:
Automatic reset mode and Fault latching mode

•

Inductive load driving capability

•

Filament lamp load up to 10W

•

EMC protection

•

DIN rail mounting.

•

Also in a G3 compliant version.

F
R
W
O
1
1F
2
2F
3
3F
4
4F
5
5F
6
6F
7
7F
8
8F
DO815
24V, 2A

A.32.0.2 Description

The DO815 is a 8 channel 24 V digital output module for the S800 I/O. The output
voltage range is 10 to 30 volt and the maximum continuous output current is
2 A @ 24 V. The outputs are protected against short circuits, and over load. The
outputs are divided into two individually isolated groups with four output channels
in each group.

3BSE 020 924R4101

375

DO815 Digital Output Module 24 V, 2 A, Current Sourcing

Appendix A Specifications

Each output channel consists of a short circuit and over load protected high side
driver with open load detection (on active signal), EMC protection components,
inductive load suppression, output status indication LEDs and optical isolation
barrier.
Four LEDs indicate module status; Fault (Red), Run (Green), Warning (Yellow)
and OSP (Yellow). One LED (Yellow) per channel (8) indicate output state (On = 1
and Off = 0). The output fault diagnostic function, that is, short circuit, over load,
under voltage and open load detection, activities a channel wise Error input and
Fault LED (1F - 8F) (Red). The error signal can be read via the ModuleBus. The
RUN LED indicates normal operation and the WARNING LED indicates if any
Error input is active.
The FAULT LED indicates that the module is in Init state or Not Configured state.
In Not Configured state the FAULT LED is turned off after the first valid access to
the module. The OSP LED indicates that the module is in the OSP state and that the
outputs are set to their OSP values.
The driver outputs provide a “free-wheel diode” to demagnetize inductive loads. No
external demagnetization arrangement is required up to loads of 1J.
DO815 outputs are able to drive filament lamp loads up to 10W, but only in
Automatic reset mode.
The outputs of the module will be set to a predetermined value if the OSP-watchdog
timer expires or if the SetOSPState command is received. The watchdog timer is set
by the controller and is used for ModuleBus supervision. The watchdog timer is retriggered every time the correct module address has been decoded (or broadcast). If
the watchdog timer expires or if the SetOSPState command is received, the module
enters the OSP state and the active outputs (if any) are set to their OSP values which
can be configured as a predefined value or to use the last good value sent.
The output values will be kept as long as the module stays in the OSP state. To
change the outputs the module first has to leave OSP state. When reentering
Operational State, the outputs are still kept with their OSP value until new valid
values are written.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.

376

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Appendix A Specifications

DO815 Digital Output Module 24 V, 2 A, Current Sourcing

DO815 provides two protection operation modes. Each channel can be configured
to operate in one of the two modes.
1.

Automatic reset mode (Default mode): The fault condition will disappear, then
the fault disappears and the operation is resumed.

2.

Fault latching mode (This mode in not applicable in all controllers): The output
is switched off by any of the faultconditions. The fault latch remains in fault
condition until reset by temporarily setting the automatic reset mode.

The output drivers are current limited and protected against over load. If an output
has a short circuit to ground the output current will be limited and the driver will
shutdown in order to minimize the power dissipation. In the automatic reset mode
the output will switch on again automatically after a defined time interval. If the
short circuit condition is still present, the output is turned of again, otherwise the
normal operation is resumed. In the fault latching mode the output remains off until
the fault condition is not valid and the reset of the fault latch is activated. If any
output is shutdown due to fault condition the indication LED (Yellow) on that
channel remains on if the channel is activated.The output status of the channel can
be read from the module.
Four different types of MTUs can be used, TU830 Extended MTU and TU810,
TU812 or TU814 Compact MTU have terminals for 24 V output power connection
and terminals for the output channels. With use of TU812 the current per group is
limited to 5 A.

3BSE 020 924R4101

377

DO815 Digital Output Module 24 V, 2 A, Current Sourcing

Appendix A Specifications

A.32.0.3 Technical Data

Table A-66 DO815 Digital Output Module Specifications
DO815
Digital Output Module

Feature

378

Number of channels

8 (2 x 4)

Type of output

High side driver,
current limited

Process voltage (L+)
Normal
Range

24 V d.c.
10 - 32 V d.c.

On-state output voltage drop

Max. 0.5 V

Load current, maximum

2 A @ 24 V,
2,5 A @ 30 V

Total permissible current of outputs per
group

Max. 6 A

Short circuit current

Max. 4 A

Open load detection current(1)

< 6 mA

Leakage current, maximum

Max. 500 µA

Output impedance

<0.25 ohm

Filament lamp load
only in Automatic reset mode

Max. 10W

Inductive load switch off energy

Max. 1J

Output signal delay

Max. 0.2 ms

Switching frequency resistive load

Max. 200 Hz

Switching frequency inductive load

Max. 2.5 Hz

Maximum Field Cable Length

600 meters (656 yd.)

Current consumption +5 V

120 mA, 150 mA max.

3BSE 020 924R4101

Appendix A Specifications

DO815 Digital Output Module 24 V, 2 A, Current Sourcing

Table A-66 DO815 Digital Output Module Specifications (Continued)
DO815
Digital Output Module

Feature
Power dissipation (2)

4 W @ 24 V

Maximum ambient temperature

55/40°C
(131/104°F)(3)

Output Set as Predetermined (OSP)
timer

256 (4), 512, 1024 ms

Isolation

Groupwise isolated from ground
(RIV=50 V)

Module termination units

TU810, TU812(5), TU814 or TU830

MTU keying code

AA

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

G3 compliant version

According to ISA-S71.04. Marked with
“Z” in the type designation.

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.2 kg (0.44 lbs.)

(1) On active signal
(2) Power dissipation is calculated with 70 percent of the channels activated.
(3) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.
(4) 256 ms are used for Master. Set by the user for MOD.
(5) Current per group is limited to 5 A.

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DO815 Digital Output Module 24 V, 2 A, Current Sourcing

Appendix A Specifications

A.32.0.4 Block Diagram DO815
BIC

CH 1-4

CH 1

OSP
X1
RESET

ModuleBus Connector

DAT
DAT-N

RS-485

POS0-9
BLOCK

EEPROM

CH 2
.
.
CH 4
CTR
4 1-4
/

L1+
O1
L1+
O2
.
.
L1+
O4
L1-

Process Connector

MBI-1
ASIC

L1+

Fault Mode Control

WARNING

POWER-OK
0V

OUTPUTDRIVERS

GROUP 2
CH 5-8
ERR.
4
/ 5-8
CH
4 5-8
/
4 CTR
/
5-8

F 5-8

Fault Mode
Contol

RUN

+5VI
+5V

F 1-4

ERR.
4 1-4
/

FAULT

380

X2

GROUP 1

OUTPUTDRIVERS

L2+
L2+
4
/

O 5-8
L2-

3BSE 020 924R4101

Appendix A Specifications

DO815 Digital Output Module 24 V, 2 A, Current Sourcing

A.32.0.5 Process Connections

Table A-67 DO815 Process Connections
Process
Connection

3BSE 020 924R4101

TU810
(or TU814)
Terminal

TU812
Terminal

TU830/TU833
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

0 V d.c.

L1-

2, 15

L1- (2)

Ch 1/ L1+

-

-

B1, B2

Ch 1 Output

C1, B1

3, 16

C1, C2

Ch 1/L1-

A1

-

A1, A2

Ch 2/L1+

-

-

B3, B4

Ch 2 Output

C2, B2

4, 17

C3

Ch 2/, L1-

A2

-

A3, A4

Ch 3/ L1+

-

-

B5, B6

Ch 3Output

C3, B3

5, 18

C5

Ch 3/ L1-

A3

-

A5, A6

Ch 4/ L1+

-

-

B7, B8

Ch 4 Output

C4, B4

6, 19

C7

Ch 4/ L1-

A4

-

A7, A8

Ch 5/ L2+

-

-

B9, B10

Ch 5 Output

C5, B5

7, 20

C9

Ch 5/ L2-

A5

-

A9, A10

Ch 6/ L2+

-

-

B11, B12

Ch 6 Output

C6, B6

8, 21

C11

Ch 6/ L2-

A6

-

A11, A12

381

DO815 Digital Output Module 24 V, 2 A, Current Sourcing

Appendix A Specifications

Table A-67 DO815 Process Connections (Continued)
Process
Connection

382

TU810
(or TU814)
Terminal

TU812
Terminal

TU830/TU833
Terminal

Ch 7/ L2+

-

-

B13, B14

Ch 7 Output

C7, B7

9, 22

C13

Ch 7/ L2-

A7

-

A13, A14

Ch 8/ L2+

-

-

B15, B16

Ch 8 Output

C8, B8

10, 23

C15

Ch 8/ L2-

A8

-

A15, A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

0 V d.c.

L2-

12, 25

L2- (2)

3BSE 020 924R4101

Appendix A Specifications

DO815 Digital Output Module 24 V, 2 A, Current Sourcing

Figure A-92 shows the process connections for the Digital Output Module DO815
when installed on a TU830/TU833 Extended MTU.

DO815

TU830/TU833

6.3 A
Fuse
L1+
O1
L1L1+
O2
L1L1+
O3
L1L1+
O4
L1L2+
O5
L2L2+
O6
L2L2+
O7
L2L2+
O8
L26.3 A
Fuse
EM

L1+
L1+
L1L1-

Process

+24V
0V

B1,B2
C1
C2
A1,A2

L1+
Ch1

B3,B4
C3
C4
A3,A4

L1+
Ch2

B5,A6
C5
C6
A5,A6

L1+
Ch3

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

L1+
Ch4

B11,B12
C11
C12
A11,A12

L2+
Ch6

B13,B14
C13
C14
A13,A14
B15,A16
C15
C16
A15,A16

L2+
Ch7

L2+
L2+
L2L2-

L1-

L1-

L1-

L1L2+
Ch5
L2-

L2-

L2L2+
Ch8
L2+24V
0V

Figure A-92 DO815 with TU830/TU833 Extended MTU Process Connections

3BSE 020 924R4101

383

DO815 Digital Output Module 24 V, 2 A, Current Sourcing

Appendix A Specifications

Figure A-93 shows the process connections for the Digital Output Module DO815
when installed on a TU812 Compact MTU.
TU812

DO815

+24V

0V
L1+

UP1 1

1

UP1 14

14

ZP1 2

2

ZP1 15

15

O1
L1-

Ch1

S1 3

3

L1+

Ch1

S2 16

16

O2
L1-

Ch2

S3 4

4

Ch2

S4 17

17

L1+
Ch3

S5 5

5

O3
L1-

Ch3

S6 18

18

L1+

Ch4

S7 6

6

O4
L1L2+

Ch4

S8 19

19

Ch5

S9 7

7

Ch5

S10 20

20

Ch6

S11 8

8

L2+

Ch6

S12 21

21

O6
L2-

Ch7

S13 9

9

Ch7

S14 22

22

Ch8

S15 10

10

Ch8

O5
L2-

L2+
O7
L2L2+

S16 23

23

+24V UP2 11

11

UP2 24

24

ZP2 12

12

ZP2 25

25

EM 13

13

O8
L20V

EM

Process
Connection

Figure A-93 DO815 with TU812 Compact MTU Process Connections

384

3BSE 020 924R4101

Appendix A Specifications

DO815 Digital Output Module 24 V, 2 A, Current Sourcing

Figure A-94 shows the process connections for the DO815 when installed on a
TU810 or TU814 Compact MTU.

DO815

TU810
(or TU814)

Process

L1+

+24V

L1-

0V

L1+
O1
L1-

C1
B1
A1

L1-

C2
B2
A2

L1-

Ch1

L1+
O2
L1-

Ch2

L1+
O3
L1-

Ch3

C3
B3
A3

L1-

C4
B4
A4

L1-

L1+
O4
L1L2+

C5
B5
A5

O5
L2-

Ch4

Ch5
L2-

L2+
C6
B6
A6

O6
L2-

Ch6
L2-

L2+
O7
L2L2+
O8
L2-

EM

C7
B7
A7

Ch7

C8
B8
A8

Ch8
L2-

L2+

+24V

L2-

0V

Figure A-94 DO815 with TU810 or TU814 Compact MTU Process Connections

3BSE 020 924R4101

385

DO820 Digital Output Module, Relay Normally Open

Appendix A Specifications

A.33 DO820 Digital Output Module, Relay Normally Open
A.33.0.1 Features

•

8 channels for 230 V a.c./d.c. relay Normal Open
(NO) outputs

F
R

•

8 isolated channels

•

Output status indicators

•

OSP sets outputs to predetermined state upon
error detection

2

•

EMC protection

3

•

DIN rail mounting.

4

•

Also in a G3 compliant version.

5

W
O
1

A.33.0.2 Description

6

The DO820 is an 8 channel 230 V a.c./d.c. relay (NO)
output module for the S800 I/O. The maximum output
voltage is 250 V a.c./d.c. and the maximum continuous
output current is 3 A. All outputs are individually
isolated.

7
8

DO820
NO 24 - 250V

Each output channel consists of optical isolation
barrier, output state indication LED, relay driver, relay
and EMC protection components.
Four LEDs indicate module status Fault (Red), Run (Green), Warning (Yellow) and
OSP (Yellow). One LED (Yellow) per channel (8) indicate output state (On = 1 and
Off = 0). The RUN LED indicates normal operation and the WARNING LED
indicates if any error is active. The FAULT LED indicates that the module is in Init
state or Not Configured state. In Not Configured state the FAULT LED is turned off
after the first valid access to the module. The OSP LED indicates that the module is
in the OSP state and that the outputs are set to their OSP values.
The relay supply voltage supervision, derived from the 24 V distributed on the
ModuleBus, gives an error signal if the voltage disappears, and the Warning LED

386

3BSE 020 924R4101

Appendix A Specifications

DO820 Digital Output Module, Relay Normally Open

turns on. The error signal can be read via the ModuleBus. This supervision can be
enabled/disabled with a parameter.
The outputs of the module will be set to a predetermined value if the OSP-watchdog
timer expires or if the SetOSPState command is received. The watchdog timer
which is set by the controller and is used for ModuleBus supervision. The watchdog
timer is re-triggered every time the correct node address has been decoded (or
broadcast). If the watchdog timer expires or if the SetOSPState command is
received, the module enters the OSP state and the active outputs (if any) are set to
their OSP values which can be configured as a predefined value or to use the last
good value sent.
The output values will be kept as long as the module stays in the OSP state. To
change the outputs the module first has to leave this state. When reentering
Operational State, the outputs are still kept with their OSP value until new valid
values are written.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
Four different types of MTUs can be used. The TU831 Extended MTU and TU811
Compact MTU enables two wire connection to the devices without additional
terminals. The extended MTUs, TU836, provides an individual fuse (3 A max.) per
channel on the load outlet terminals. The extended MTUs, TU837, provides an
individual fuse (3 A max.) per channel. Outputs can be individually isolated or
grouped by bridging. Signal return terminals are provided in two groups of four
terminals.

3BSE 020 924R4101

387

DO820 Digital Output Module, Relay Normally Open

Appendix A Specifications

A.33.0.3 Technical Data

Table A-68 DO820 Digital Output Module Specifications
DO820
Digital Output Module

Feature
Number of channels

8

Type of output

Relay (NO)

Voltage range

5 - 250 V a.c./d.c.

Load current, maximum

3A

Load current, minimum

5 mA

Max. make current

30 A, 200ms, L/R >10 ms

Max break power

a.c. 720 VA @ power factor > 0.4,
d.c.40 W L/R < 40 ms

Maximum field cable length (d.c., a.c.)

600 meters (656 yd.)

Pick-up time, maximum

9 ms

Release time, maximum

5 ms

Number of operations per hour,
maximum

2000

Number of operations per lifetime:
Mechanical

>20 x 106

Electrical

>1 x 106

Current consumption +5 V

60 mA

Current consumption +24 V

140 mA

Power dissipation

(1)

Maximum ambient temperature

2.9 W
55/40°C
(131/104°F)(2)

Output Set as Predetermined (OSP)
timer

388

256 (3), 512, 1024 ms

3BSE 020 924R4101

Appendix A Specifications

DO820 Digital Output Module, Relay Normally Open

Table A-68 DO820 Digital Output Module Specifications (Continued)
DO820
Digital Output Module

Feature
Power supervision

24/12 V Relay power converter monitor

Isolation

Individually isolated from ground
(RIV=250 V)

Module termination units

TU811, TU831, TU836 or TU837

MTU keying code

AD

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

G3 compliant version

According to ISA-S71.04. Marked with
“Z” in the type designation.

Rated insulation voltage

250 V

Dielectric test voltage

2000 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.23 kg (0.5 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.
(3) 256 ms are used for Master. Set by the user for MOD.

3BSE 020 924R4101

389

DO820 Digital Output Module, Relay Normally Open

Appendix A Specifications

A.33.0.4 Block Diagram DO820
X1

OUTPUT CHANNELS

BIC
+24V

12V

0V-24V

24V
X2

WARNING

12V SUPERVISION
ERROR 1-8

OSP

POWER-OK
0V
DAT
DAT-N

MBI-1
ASIC

CH 1

O 1.1
O 1.2
O 2.1

CH 2

O 2.2

RS-485

POS0-9
BLOCK

.
.
.

Process Connector

+5VI
+5V

RESET

ModuleBus Connector

FAULT
RUN

.
.
.

O 8.1
EEPROM

390

CH 8

O 8.2

3BSE 020 924R4101

Appendix A Specifications

DO820 Digital Output Module, Relay Normally Open

A.33.0.5 Process Connections

Table A-69 DO820 Process Connections
Process
Connection

TU811
Terminal

TU831
Terminal

TU836
Terminal

TU837
Terminal

Ch 1.1 Output

B1

B1

11 (fused)

B1

Ch 1.2 Output

A1

A1

12

A1 (fused)

Ch 2.1 Output

C2

B2

21 (fused)

B2

Ch 2.2 Output

A2

A2

22

A2 (fused)

Ch 3.1 Output

B3

B3

31 (fused)

B3

Ch 3.2 Output

A3

A3

32

A3 (fused)

Ch 4.1 Output

C4

B4

41 (fused)

B4

Ch 4.2 Output

A4

A4

42

A4 (fused)

Ch 5.1 Output

B5

B5

51 (fused)

B5

Ch 5.2 Output

A5

A5

52

A5 (fused)

Ch 6.1 Output

C6

B6

61 (fused)

B6

Ch 6.2 Output

A6

A6

62

A6 (fused)

Ch 7.1 Output

B7

B7

71 (fused)

B7

Ch 7.2 Output

A7

A7

72

A7 (fused)

Ch 8.1 Output

C8

B8

81 (fused)

B8

Ch 8.2 Output

A8

A8

82

A8 (fused)

Process Power
Source 1

-

-

L1, N1

N1, N1, 11,
12, 13, 14

Process Power
Source 2

-

-

L2, N2

N2, N2, 25,
26, 27, 28

3BSE 020 924R4101

391

DO820 Digital Output Module, Relay Normally Open

Appendix A Specifications

Figure A-95 shows the process connections for the Digital Output Module DO820
when installed on a TU831 Extended MTU.

DO820

TU831

Process

5 - 250V
a.c/d.c.
O 1.1
O 1.2

B1
A1

Ch1.1
Ch1.2

O 2.1
O 2.2

B2
A2

Ch2.1
Ch2.2

O 3.1
O 3.2

B3
A3

Ch3.1
Ch3.2

O 4.1
O 4.2

B4
A4

Ch4.1
Ch4.2

O 5.1
O 5.2

B5
A5

Ch5.1
Ch5.2

O 6.1
O 6.2

B6
A6

Ch6.1
Ch6.2

O 7.1
O 7.2

B7
A7

Ch7.1
Ch7.2

O 8.1
O 8.2

B8
A8

Ch8.1
Ch8.2

5 - 250V
a.c/d.c.

EM

Figure A-95 DO820 with TU831 Extended MTU Process Connections

392

3BSE 020 924R4101

Appendix A Specifications

DO820 Digital Output Module, Relay Normally Open

Figure A-96 shows the process connections for the DO820 when installed on a
TU811 or TU813 Compact MTU.

DO820

TU811/TU813

Process

5 - 250V
a.c/d.c.
O 1.1
O 1.2

B1
A1

Ch1.1
Ch1.2

O 2.1
O 2.2

C2
A2

Ch2.1
Ch2.2

O 3.1
O 3.2

B3
A3

Ch3.1
Ch3.2

O 4.1
O 4.2

C4
A4

Ch4.1
Ch4.2

O 5.1
O 5.2

B5
A5

Ch5.1
Ch5.2

O 6.1
O 6.2

C6
A6

Ch6.1
Ch6.2

O 7.1
O 7.2

B7
A7

Ch7.1
Ch7.2

O 8.1
O 8.2

C8
A8

Ch8.1
Ch8.2

5 - 250V
a.c/d.c.

EM

Figure A-96 DO820 with TU811 or TU813 Compact MTU Process Connections

3BSE 020 924R4101

393

DO820 Digital Output Module, Relay Normally Open

Appendix A Specifications

Figure A-97 shows the process connections for the DO820 when installed on a
TU836 Extended MTU.

DO820

TU836

Process
L1
L1

5 - 250V
a.c/d.c.

N1
N1

O 1.1
O 1.2

O 2.1
O 2.2

O 3.1
O 3.2

O 4.1
O 4.2

O 5.1
O 5.2

O 6.1
O 6.2

O 7.1
O 7.2

O 8.1
O 8.2

3.15A

3.15A

3.15A

3.15A

3.15A

3.15A

3.15A

3.15A

11
12

Ch1.1
Ch1.2

21
22

Ch2.1
Ch2.2

31
32

Ch3.1
Ch3.2

41
42

Ch4.1
Ch4.2

51
52

Ch5.1
Ch5.2

61
62

Ch6.1
Ch6.2

71
72

Ch7.1
Ch7.2

81
82

Ch8.1
Ch8.2

L2
L2
EM

N2
N2

5 - 250V
a.c/d.c.

Figure A-97 DO820 with TU836 Extended MTU Process Connections

394

3BSE 020 924R4101

Appendix A Specifications

DO820 Digital Output Module, Relay Normally Open

Figure A-98 shows the process connections for the DO820 when installed on a
TU837 Extended MTU.
TU837

DO820
ZP1

Process
0-250V
a.c./d.c.

N1
N1
11
12
13
14

O 1.1
O 1.2

B1
A1

Ch1.1

B2
A2

Ch2.1

B3
A3

Ch3.1
Ch3.2

B4
A4

Ch4.1
Ch4.2

3.15A
O 2.1
O 2.2
3.15A
O 3.1
O 3.2
3.15A
O 4.1
O 4.2

0-250V
a.c./d.c.

3.15A

0-250V
a.c./d.c.
B5
A5

O 5.1
O 5.2
3.15A
O 6.1
O 6.2

B6
A6
3.15A

O 7.1
O 7.2

B7
A7

Ch7.1
Ch7.2

B8
A8

Ch8.1
Ch8.2

3.15A
O 8.1
O 8.2
3.15A

EM

ZP2

0-250V
a.c./d.c.

25
26
27
28
N2
N2

0-250V
a.c./d.c.

Figure A-98 DO820 with TU837 Extended MTU Process Connections

3BSE 020 924R4101

395

DO821 Digital Output Module, Relay Normally Closed

Appendix A Specifications

A.34 DO821 Digital Output Module, Relay Normally Closed
A.34.0.1 Features

•

8 channels for 230 V a.c./d.c. relay Normal
Closed (NC) outputs

F
R

•

8 isolated channels

•

Output status indicators

•

OSP sets outputs to predetermined state upon
error detection

2

•

EMC protection

3

•

DIN rail mounting.

4

A.34.0.2 Description

The DO821 is an 8 channel 230 V a.c./d.c. relay
(NC) output module for the S800 I/O. The
maximum output voltage is 250 V a.c. and the
maximum continuous output current is 3 A. All
outputs are individually isolated.
Each output channel consists of optical isolation
barrier, output state indication LED, relay driver,
relay and EMC protection components.

W

Remove field power
before replacement

O
1

5
6
7
8

DO821
NC 24 - 250V

Caution

Four LEDs indicate module status Fault (Red), Run Since the module has normally closed
(Green), Warning (Yellow) and OSP (Yellow). One relay contacts the field power must be
removed before replacement.
LED (Yellow) per channel (8) indicate output state
(On = 1 and Off = 0). The RUN LED indicates
normal operation and the WARNING LED indicates if any error is active. The
FAULT LED indicates that the module is in Init state or Not Configured state. In
Not Configured state the FAULT LED is turned off after the first valid access to the
module. The OSP LED indicates that the module is in the OSP state and that the
outputs are set to their OSP values.

396

3BSE 020 924R4101

Appendix A Specifications

DO821 Digital Output Module, Relay Normally Closed

The relay supply voltage supervision, derived from the 24 V distributed on the
ModuleBus, gives an error signal if the voltage disappears, and the Warning LED
turns on. The error signal can be read via the ModuleBus. This supervision can be
enabled/disabled with a parameter.
The outputs of the module will be set to a predetermined value if the OSP-watchdog
timer expires or if the SetOSPState command is received. The watchdog timer
which is set by the controller and is used for ModuleBus supervision. The watchdog
timer is re-triggered every time the correct node address has been decoded (or
broadcast). If the watchdog timer expires or if the SetOSPState command is
received, the module enters the OSP state and the active outputs (if any) are set to
their OSP values which can be configured as a predefined value or to use the last
good value sent.
The output values will be kept as long as the module stays in the OSP state. To
change the outputs the module first has to leave this state. When reentering
Operational State, the outputs are still kept with their OSP value until new valid
values are written.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
Four different types of MTUs can be used. The TU831 Extended MTU and TU811
Compact MTU enables two wire connection to the devices without additional
terminals. The extended MTU, TU836, provides an individual fuse (3 A max.) per
channel on the load outlet terminals. The extended MTU, TU837 provides an
individual fuse (3 A max.) per channel. Outputs can be individually isolated or
grouped by bridging. Signal return terminals are provided in two groups of four
terminals.

3BSE 020 924R4101

397

DO821 Digital Output Module, Relay Normally Closed

Appendix A Specifications

A.34.0.3 Technical Data

Table A-70 DO821 Digital Output Module Specifications
DO821
Digital Output Module

Feature
Number of channels

8

Type of output

Relay (NC)

Voltage range

5 - 250 V a.c./d.c.

Load current, maximum

3A

Load current, minimum

5 mA

Max. make current

30 A, 200ms, L/R >10 ms

Max break power

a.c. 720 VA @ power factor > 0.4,
d.c. 40 W L/R < 40 ms

Maximum field cable length (d.c., a.c.)

600 meters (656 yd.)

Pick-up time, maximum

9 ms

Release time, maximum

5 ms

Number of operations per hour,
maximum

2000

Number of operations per lifetime:
Mechanical

>20 x 106

Electrical

>1 x 106

Current consumption +5 V

60 mA

Current consumption +24 V

140 mA

Power dissipation

(1)

Maximum ambient temperature

2.9 W
55/40°C
(131/104°F)(2)

Output Set as Predetermined (OSP)
timer

398

256, 512, 1024 ms

3BSE 020 924R4101

Appendix A Specifications

DO821 Digital Output Module, Relay Normally Closed

Table A-70 DO821 Digital Output Module Specifications (Continued)
DO821
Digital Output Module

Feature
Power supervision

24/12 V Relay power converter monitor

Isolation

Individually isolated from ground
(RIV=250 V)

Module termination units

TU811, TU831, TU836 or TU837

MTU keying code

CA

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

250 V

Dielectric test voltage

2000 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.23 kg (0.5 lbs.)

(1) Power dissipation is calculated with 70 percent of the channels activated.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

3BSE 020 924R4101

399

DO821 Digital Output Module, Relay Normally Closed

Appendix A Specifications

A.34.0.4 Block Diagram DO821
X1

OUTPUT CHANNELS

BIC
+24V

12V

0V-24V

24V
X2
FAULT
RUN

WARNING

POWER-OK
0V
DAT
DAT-N

MBI-1
ASIC

CH 1

O 1.1
O 1.2
O 2.1

CH 2

O 2.2

RS-485

POS0-9
BLOCK

.
.
.

Process Connector

+5VI
+5V

RESET

ModuleBus Connector

12V SUPERVISION
ERROR 1-8

OSP

.
.
.

O 8.1
EEPROM

400

CH 8

O 8.2

3BSE 020 924R4101

Appendix A Specifications

DO821 Digital Output Module, Relay Normally Closed

A.34.0.5 Process Connections

Table A-71 DO821 Process Connections
Process
Connection

TU811
Terminal

TU831
Terminal

Ch 1.1 Output

B1

B1

11 (fused)

B1

Ch 1.2 Output

A1

A1

12

A1 (fused)

Ch 2.1 Output

C2

B2

21 (fused)

B2

Ch 2.2 Output

A2

A2

22

A2 (fused)

Ch 3.1 Output

B3

B3

31 (fused)

B3

Ch 3.2 Output

A3

A3

32

A3 (fused)

Ch 4.1 Output

C4

B4

41 (fused)

B4

Ch 4.2 Output

A4

A4

42

A4 (fused)

Ch 5.1 Output

B5

B5

51 (fused)

B5

Ch 5.2 Output

A5

A5

52

A5 (fused)

Ch 6.1 Output

C6

B6

61 (fused)

B6

Ch 6.2 Output

A6

A6

62

A6 (fused)

Ch 7.1 Output

B7

B7

71 (fused)

B7

Ch 7.2 Output

A7

A7

72

A7 (fused)

Ch 8.1 Output

C8

B8

81 (fused)

B8

Ch 8.2 Output

A8

A8

82

A8 (fused)

Process Power
Source 1

-

-

L1, N1

N1, N1, 11, 12,
13, 14

Process Power
Source 2

-

-

L2, N2

N2, N2, 25, 26,
27, 28

3BSE 020 924R4101

TU836
Terminal

TU837
Terminal

401

DO821 Digital Output Module, Relay Normally Closed

Appendix A Specifications

Figure A-99 shows the process connections for the Digital Output Module DO821
when installed on a TU831 Extended MTU.

DO821

TU831

Process

5 - 250V
a.c/d.c.
O 1.1
O 1.2

B1
A1

Ch1.1
Ch1.2

O 2.1
O 2.2

B2
A2

Ch2.1
Ch2.2

O 3.1
O 3.2

B3
A3

Ch3.1
Ch3.2

O 4.1
O 4.2

B4
A4

Ch4.1
Ch4.2

O 5.1
O 5.2

B5
A5

Ch5.1
Ch5.2

O 6.1
O 6.2

B6
A6

Ch6.1
Ch6.2

O 7.1
O 7.2

B7
A7

Ch7.1
Ch7.2

O 8.1
O 8.2

B8
A8

Ch8.1
Ch8.2

5 - 250V
a.c/d.c.

EM

Figure A-99 DO821 with TU831 Extended MTU Process Connections

402

3BSE 020 924R4101

Appendix A Specifications

DO821 Digital Output Module, Relay Normally Closed

Figure A-100 shows the process connections for the DO821 when installed on a
TU811 or TU813 Compact MTU.

DO821

TU811/TU813

Process

5 - 250V
a.c/d.c.
O 1.1
O 1.2

B1
A1

Ch1.1
Ch1.2

O 2.1
O 2.2

C2
A2

Ch2.1
Ch2.2

O 3.1
O 3.2

B3
A3

Ch3.1
Ch3.2

O 4.1
O 4.2

C4
A4

Ch4.1
Ch4.2

O 5.1
O 5.2

B5
A5

Ch5.1
Ch5.2

O 6.1
O 6.2

C6
A6

Ch6.1
Ch6.2

O 7.1
O 7.2

B7
A7

Ch7.1
Ch7.2

O 8.1
O 8.2

C8
A8

Ch8.1
Ch8.2

5 - 250V
a.c/d.c.

EM

Figure A-100 DO821 with TU811 or TU813 Compact MTU Process Connections

3BSE 020 924R4101

403

DO821 Digital Output Module, Relay Normally Closed

Appendix A Specifications

Figure A-101 shows the process connections for the DO821 when installed on a
TU836 Extended MTU.

DO821

TU836

Process
L1
L1

5 - 250V
a.c/d.c.

N1
N1

O 1.1
O 1.2

O 2.1
O 2.2

O 3.1
O 3.2

O 4.1
O 4.2

O 5.1
O 5.2

O 6.1
O 6.2

O 7.1
O 7.2

O 8.1
O 8.2

3.15A

3.15A

3.15A

3.15A

3.15A

3.15A

3.15A

3.15A

11
12

Ch1.1
Ch1.2

21
22

Ch2.1
Ch2.2

31
32

Ch3.1
Ch3.2

41
42

Ch4.1
Ch4.2

51
52

Ch5.1
Ch5.2

61
62

Ch6.1
Ch6.2

71
72

Ch7.1
Ch7.2

81
82

Ch8.1
Ch8.2

L2
L2
EM

N2
N2

5 - 250V
a.c/d.c.

Figure A-101 DO821 with TU836 Extended MTU Process Connections

404

3BSE 020 924R4101

Appendix A Specifications

DO821 Digital Output Module, Relay Normally Closed

Figure A-102 shows the process connections for the DO821 when installed on a
TU837 Extended MTU.

DO821

TU837
ZP1

Process
230V

N1
N1

O 1.1
O 1.2

B1
A1
3.15A

O 2.1
O 2.2
3.15A
O 3.1
O 3.2
3.15A

11
B2
A2

Ch2.1
Ch2.2

12

Bridging

B3
A3

Ch3.1
Ch3.2

13
B4
A4

O 4.1
O 4.2
3.15A

3.15A
O 6.1
O 6.2
3.15A
O 7.1
O 7.2
3.15A

3.15A

B6
A6

Ch6.1
Ch6.2

26

Bridging

B7
A7

Ch7.1
Ch7.2

27

28
N2

ZP2

230V
Ch5.1
Ch5.2

25

B8
A8

O 8.1
O 8.2

Ch4.1
Ch4.2

14
B5
A5

O 5.1
O 5.2

Ch1.1
Ch1.2

Ch8.1
Ch8.2
230V
230V

N2

EM

Figure A-102 DO821 with TU837 Extended MTU Process Connections

3BSE 020 924R4101

405

DO840 Digital Output Module

Appendix A Specifications

A.35 DO840 Digital Output Module
A.35.0.1 Features

•

16 channels for 24 V d.c. current sourcing outputs

•

2 isolated groups of 8 channels with process
voltage supervision

•

Advanced on-board diagnostics

•

Output status indicators

•

OSP sets outputs to predetermined state upon
error detection

•

Redundant or single applications

•

Current limited and over-temperature protection

•

EMC protection

•

DIN rail mounting.

F
R
W
O

A.35.0.2 Description

The DO840 is a 16 channel 24 V digital output module
for single or redundant application. This module has
16 digital outputs. The maximum continuous output
current per channel is 0.5 A. The outputs are current
limited and protected against over temperature. The
outputs are divided into two groups with eight output
channels and one voltage supervision input in each group.

DO840
24V, 0.5A

Each output channel consists of a current limited and over temperature protected
high side driver, EMC protection components, inductive load suppression, output
state indication LED and optical isolation barrier.
Four LEDs indicate module status Fault (Red), Run (Green), Warning (Yellow) and
OSP (Yellow). One LED (Yellow/Red) per channel (16) indicate output state
(On = 1 = Yellow, Off = 0 and Error = Red). The RUN LED indicates normal
operation and the WARNING LED indicates if there is error on active channels.
The FAULT LED indicates that the module is in Init state or Not Configured state.

406

3BSE 020 924R4101

Appendix A Specifications

DO840 Digital Output Module

In Not Configured state the FAULT LED is turned off after the first valid access to
the module. The OSP LED indicates that the module is in the OSP state and that the
outputs are set to their OSP values.
External channel error is reported if process power is low and channel has over load.
Internal channel error is reported if output driver or main power switch has failed.
Module error is reported if internal power has failed or if internal communication
link between the modules in redundant applications has failed.
The pulse tests inverts all outputs for the group for < 1ms in intervals of 100 ms.
That will give a short pulse < 1ms on the output. The pulse tests can be
enable/disable by parameter.
The outputs of the module will be set to a predetermined value if the OSP-watchdog
timer expires or if the SetOSPState command is received. The watchdog timer is set
by the controller and is used for ModuleBus supervision. The watchdog timer is retriggered every time the correct module address has been decoded (or broadcast). If
the watchdog timer expires or if the SetOSPState command is received, the module
enters the OSP state and the active outputs (if any) are set to their OSP values which
can be configured as a predefined value or to use the last good value sent.
The output values will be kept as long as the module stays in the OSP state. To
change the outputs the module first has to leave this state. When reentering
Operational State, the outputs are still kept with their OSP value until new valid
values are written.
In redundant applications both modules must have the OSP-conditions fulfilled to
go to OSP.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
The outputs can be set in two different modes for handling of over load, automatic
reset or latch on fault mode.
The outputs are current limited and protected against over temperature. If the
outputs are overloaded the output current will be limited. In automatic reset mode
the power dissipation in the output stage will increase and the output will shutdown
if the temperature in the output stage increases above 150 °C (302 °F). The output

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Appendix A Specifications

will switch on again automatically as the component temperature has decreased to
about 140 °C (284 °F). In Latch on Fault mode the outputs will switch off and stay
so until the overload has disappeared and the fault is acknowledged. If any output is
shutdown due to overload the indication LED on that channel is also switched to
red.
Four different types of MTUs can be used for single applications. TU830 Extended
MTU and TU810 (or TU814). The TU812 Compact MTU has a D-Sub 25 pin
(male) connector for connection to the process.
For redundant applications there are two types of MTUs, TU842 for mounting on a
horizontal DIN rail and TU843 for mounting on a vertical DIN rail.

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Appendix A Specifications

DO840 Digital Output Module

A.35.0.3 Technical Data

Table A-72 DO840 Digital Output Module Specifications
DO840
Digital Output Module

Feature
Number of channels

16 (2 x 8)

Type of output

Transistor current sourcing, current
limited

Voltage range

19.2 - 32 V d.c.

Load current, maximum

0.5 A

Maximum continuos load current total
per module

4A @ <40°C
2A @ <55°C

Short circuit current, maximum

2.5 A

Leakage current, maximum

<10 µa

On-state voltage drop

<0.3 V

Maximum Field Cable Length

600 meters (656 yd.)

Current consumption +5 V

130 mA

Current consumption external 24 V (no
external load)

200 mA

Power dissipation (1)

4.3 W

Maximum ambient temperature

55/40°C
(131/104°F)(2)

Output Set as Predetermined (OSP)
timer

256, 512, 1024 ms

Process voltage supervision

2 channels (1 per group)

Isolation

Groupwise isolated from ground
(RIV=50 V)

Mounting termination units

TU810, TU812, TU814, TU830, TU842
or TU843

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Appendix A Specifications

Table A-72 DO840 Digital Output Module Specifications (Continued)
DO840
Digital Output Module

Feature
MTU keying code

CE

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.15 kg (0.33 lbs.)

(1) Power dissipation is calculated with 24 V and 4 A total load.
(2) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

410

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Appendix A Specifications

DO840 Digital Output Module

A.35.0.4 Block Diagram DO840

FAULT
RUN-N
WARN-N
OSP

MSL_txd

MSL OUT

MSL_rxd1

MSL IN

MBI
FPGA

UP1 UP2

OUT1-8 DO Circuits

OUT9-16

DO Circuits

CH1-8

CH9-16

UP1 UP2

EM

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DO840 Digital Output Module

Appendix A Specifications

A.35.0.5 Process Connections

Table A-73 DO840 Process Connections

Process
Connection

412

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
male
Terminal
Connector(1)

TU842
TU843
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+

0 V d.c.

L1-

2, 15

L1- (2)

L1-

Ch 1/Ch 2, L1+

-

-

B1, B2

-

Ch 1 Output

C1

3

C1

C1

Ch 2 Output

B1

16

C2

C2

Ch 1/Ch 2, L1-

A1

-

A1, A2

A1, A2

Ch 3/Ch 4, L1+

-

-

B3, B4

-

Ch 3 Output

C2

4

C3

C3

Ch 4 Output

B2

17

C4

C4

Ch 3/Ch 4, L1-

A2

-

A3, A4

A3, A3

Ch 5/Ch 6, L1+

-

-

B5, B6

-

Ch 5 Output

C3

5

C5

C5

Ch 6 Output

B3

18

C6

C6

Ch 5/Ch 6, L1-

A3

-

A5, A6

A5, A6

Ch 7/Ch 8, L1+

-

-

B7, B8

-

Ch 7 Output

C4

6

C7

C7

Ch 8 Output

B4

19

C8

C8

Ch 7/Ch 8, L1-

A4

-

A7, A8

A7, A8

Ch 9/Ch 10, L2+

-

-

B9, B10

-

Ch 9 Output

C5

7

C9

C9

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Appendix A Specifications

DO840 Digital Output Module

Table A-73 DO840 Process Connections (Continued)

Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
male
Terminal
Connector(1)

TU842
TU843
Terminal

Ch 10 Output

B5

20

C10

C10

Ch 9/Ch 10, L2-

A5

-

A9, A10

A9, A10

Ch 11/Ch 12, L2+

-

-

B11, B12

-

Ch 11 Output

C6

8

C11

C11

Ch 12 Output

B6

21

C12

C12

Ch 11/Ch 12, L2-

A6

-

A11, A12

A11, A12

Ch 13/Ch 14, L2+

-

-

B13, B14

-

Ch 13 Output

C7

9

C13

C13

Ch 14 Output

B7

22

C14

C14

Ch 13/Ch 14, L2-

A7

-

A13, A14

A13, A14

Ch 15/ Ch16, L2+

-

-

B15, B16

-

Ch 15 Output

C8

10

C15

C15

Ch 16 Output

B8

23

C16

C16

Ch 15/Ch16, L2-

A8

-

A15, A16

A15, A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

L2+

0 V d.c.

L2-

12, 25

L2- (2)

L2-

(1) Pin 13 connected to connector body for EM.

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Appendix A Specifications

Figure A-103 shows the process connections for the Digital Output Module DO840
when installed on a TU830/TU833 Extended MTU.

DO840

TU830/TU833

6.3 A
Supervise

Fuse

0V

B1,B2
C1
C2
A1,A2

L1+
Ch1
Ch2
L1-

L1+
O3
O4
L1-

B3,B4
C3
C4
A3,A4

L1+
Ch3
Ch4
L1-

L1+
O5
O6
L1-

B5,A6
C5
C6
A5,A6

L1+
Ch5
Ch6
L1-

L1+
O7
O8
L1L2+
O9
O 10
L2-

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

L2+
O 11
O 12
L2-

B11,B12
C11
C12
A11,A12

L2+
Ch11
Ch12
L2-

L2+
O 13
O 14
L2L2+
O 15
O 16
L2-

B13,B14
C13
C14
A13,A14
B15,A16
C15
C16
A15,A16

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

L2+
L2+
L2L2-

+24V

Fuse
EM

+24V

L1+
O1
O2
L1-

6.3 A
Supervise

L1+
L1+
L1L1-

Process

0V

Figure A-103 DO840 with TU830/TU833 Extended MTU Process Connections

414

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Appendix A Specifications

DO840 Digital Output Module

Figure A-104 shows the process connections for the Digital Output Module DO840
when installed on a TU810 or TU814 Compact MTU.

DO840

TU810
(or TU814)
L1+
L1+
L1-

Supervise

0V

C1
Ch1
B1
Ch2
A1 L1-

L1+
O3
O4
L1-

Ch3
C2
Ch4
B2
A2 L1-

L1+
O5
O6
L1-

Ch5
C3
Ch6
B3
A3 L1Ch7
C4
Ch8
B4
A4 L1C5
Ch9
B5 Ch10
A5 L2-

L2+
O 11
O 12
L2-

C6 Ch11
B6 Ch12
A6 L2-

L2+
O 13
O 14
L2L2+
O 15
O 16
L2-

EM

+24V

L1+
O1
O2
L1-

L1+
O7
O8
L1L2+
O9
O 10
L2-

Supervise

Process

C7 Ch13
B7 Ch14
A7 L2C8 Ch15
B8 Ch16
A8 L2L2+
L2+
L2-

+24V
0V

Figure A-104 DO840 with TU810 or TU814 Compact MTU Process Connections

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Appendix A Specifications

Figure A-105 shows the process connections for the Digital Output Module DO840
when installed on a TU812 Compact MTU.

DO840
Supervise

TU812
+24V UP1 1

1

UP1 14

14

ZP1 2

2

0V
L1+
O1
O2
L1L1+
O3
O4
L1L1+
O5
O6
L1L1+
O7
O8
L1L2+
O9
O 10
L2L2+
O 11
O 12
L2L2+
O 13
O 14
L2L2+
O 15
O 16
L2-

ZP1 15

15

Ch1

S1 3

3

Ch2

S2 16

16

Ch3

S3 4

4

Ch4

S4 17

17

Ch5

S5 5

5

Ch6

S6 18

18

Ch7

S7 6

6

Ch8

S8 19

19

Ch9

S9 7

7

Ch10

S10 20

20

Ch11

S11 8

8

Ch12

S12 21

21

Ch13

S13 9

9

Ch14

S14 22

22

Ch15

S15 10

10

Ch16

S16 23

23

+24V UP2 11

11

UP2 24

24

ZP2 12

12

ZP2 25

25

EM 13

13

0V
Supervise
EM

Process
Connection

Figure A-105 DO840 with TU812 Compact MTU Process Connections

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Appendix A Specifications

DO840 Digital Output Module

Figure A-106 shows the process connections for the Digital Output Module DO840
when installed on a TU842 or TU843 Redundant MTU.
DO840

Process

TU842/TU843

L1+
L1+
L1L1-

Supervise

+24V
0V

O1
O2
L1-

C1
C2
A1,A2

Ch1
Ch2
L1-

O3
O4
L1-

C3
C4
A3,A4

Ch3
Ch4
L1-

O5
O6
L1-

C5
C6
A5,A6

Ch5
Ch6
L1-

O7
O8
L1-

C7
C8
A7,A8

Ch7
Ch8
L1-

O9
O 10
L2-

C9
C10
A9,A10

Ch9
Ch10
L2-

O 11
O 12
L2-

C11
C12
A11,A12

Ch11
Ch12
L2-

O 13
O 14
L2-

C13
C14
A13,A14

Ch13
Ch14
L2-

C15
C16
A15,A16

Ch15
Ch16
L2-

O 15
O 16
L2-

L2+
L2+
L2L2-

Supervise
EM

+24V
0V

DO840
Supervise

---

O1
O2
L1-

O 15
O 16
L2Supervise
EM

Figure A-106 DO840 with TU842 or TU843 Redundant MTU Process Connections

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Appendix A Specifications

A.36 DO880 High Integrity Digital Output Module
A.36.0.1 Features

418

•

16 channels for 24 V d.c. current sourcing outputs
in one isolated group.

•

Process voltage supervision.

•

Loop monitoring, supervision of short and open
load with configurable limits (see table Table A-74).

•

Diagnostic of output switches without pulsing on
outputs.

•

Advanced on-board diagnostics.

•

Output status indicators (activated/error).

•

Error detection.

•

Redundant or single configuration.

•

Current limitation at short and over-temperature
protection of switches.

•

Fault tolerance of 1 (as defined in EN 61508) for
output drivers. For ND and CC systems, outputs can
still be controlled with error on output drivers.

•

EMC protection.

•

DIN rail mounting.

•

Certified for SIL3 according to EN 61508.
–

Normally Energized (NE) high demand and low demand

–

Normally De-energized (ND), low demand

–

Continuos Control (CC)

•

Certified for AK6 according to DIN V 19250/DIN V VDE 0801-AK6.

•

Certified for Category 4 according to EN954-1.

3BSE 020 924R4101

Appendix A Specifications

DO880 High Integrity Digital Output Module

A.36.0.2 Description

The DO880 is a 16 channel 24 V digital output module for single or redundant
application. The maximum continuous output current per channel is 0.5 A. The
outputs are current limited and protected against over temperature.
Each output channel consists of a current limited and over temperature protected
high side driver, EMC protection components, inductive load suppression, output
state indication LED and an isolation barrier to the Modulebus.
The outputs can be set in two different modes for handling of over load, automatic
reset when overload/short is removed or manual reset by operator (forcing output
off and on).
The outputs are current protected and protected against over temperature. If load
increases above 0,6A, the output will be switched off and an external channel error
reported.
Four different types of MTUs can be used for single configuration. TU830 Extended
MTU and TU810 (or TU814). The TU812 Compact MTU has a D-Sub 25 pin
(male) connector for connection to the process.
For redundant configuration there are two types of MTUs, TU842 for mounting on a
horizontal DIN rail and TU843 for mounting on a vertical DIN rail.
Self-diagnostic Functions

The module cyclically performs comprehensive self-diagnostic. Detected failures
are grouped and reported as described below:
•

Errors in External power supply and detected field loop fault will be reported
as External error.

•

Errors in circuits only affecting specific channels on the module (short circuits,
open circuits, stuck-at faults) will be reported as Internal channel error.

•

Errors in internal power supplies, Errors in micro controller, FPGA and
Memory will be reported as Module Error.

Three LEDs indicate module status Fault (Red), Run (Green) and Warning
(Yellow):

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420

Appendix A Specifications

•

The RUN LED starts flashing when the module is ready to be configured and is
steady lit when the module has reached operational state.

•

The WARNING LED indicates external errors or internal channel errors.

•

The FAULT LED indicates that there is Module errors present or that the
module is in Init state.

3BSE 020 924R4101

Appendix A Specifications

DO880 High Integrity Digital Output Module

A.36.0.3 Technical Data

Table A-74 DO880 High Integrity Digital Output Module Specifications

DO880
Digital Output Module

Feature
Number of channels

16

Type of output

Transistor current sourcing, current
limited

Voltage range

19.2 - 32 V

Load current, maximum

0.5 A

Maximum continuos load current total
per module

8A @ <40°C
4A @ <60°C

Short circuit current, maximum

See Figure A-107

Leakage current, maximum

<100 µA

Loop monitoring

Configurable for loop resistance from
50 Ω to 2 kΩ dependent of configuration
and mode of operation

De-energized safe voltage at fault

<5 V

De-energized safe current at fault

<35 mA

On-state voltage drop

<0.8 V

Maximum field cable length

600 meters (656 yd.)

Current consumption +5 V

10 mA

Current consumption ModuleBus 24 V

55 mA (max)

Current consumption +24 V (field
supply)

10 mA + channel output current

Power dissipation

5.6 W (0,5 A x 16 channels)

Maximum ambient temperature

55/40°C (131/104°F)

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Appendix A Specifications

Table A-74 DO880 High Integrity Digital Output Module Specifications
(Continued)
DO880
Digital Output Module

Feature

422

Process voltage supervision

16 (1 per channel)

Isolation

Yes

Mounting termination units

TU810, TU812, TU814, TU830, TU842,
TU843

MTU keying code

FE

Propagation delay Modulebus output

10 ms max

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.20 kg (0.44 lbs.)

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Appendix A Specifications

DO880 High Integrity Digital Output Module

A

40
35
30
25

Redundant

20
Singel

15
10
5

0.1 0.2

0.3

0.4

0.5

0.6

0.7

0.8

1

3

5

7

<20

ms

Figure A-107 Short circuit current, worst case
The short circuit current is dependent on the power supply and the cable resistance.
A configuration with a power supply with very low internal resistance and a very
low cable resistance represents the worst case.

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Appendix A Specifications

A.36.0.4 Block Diagram DO880

FPGA

FS

R
W

CH1

SHUNT

F

MUX

CH1

CH16

MCU

MUX

CH16

SHUNT
FS

424

3.3V

24V

3BSE 020 924R4101

Appendix A Specifications

DO880 High Integrity Digital Output Module

A.36.0.5 Process Connections

Table A-75 DO880 Process Connections

Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
male
Terminal
Connector(1)

TU842
TU843
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+

0 V d.c.

L1-

2, 15

L1- (2)

L1-

Ch 1/Ch 2, L1+

-

-

B1, B2

-

Ch 1 Output

C1

3

C1

C1

Ch 2 Output

B1

16

C2

C2

Ch 1/Ch 2, L1-

A1

-

A1, A2

A1, A2

Ch 3/Ch 4, L1+

-

-

B3, B4

-

Ch 3 Output

C2

4

C3

C3

Ch 4 Output

B2

17

C4

C4

Ch 3/Ch 4, L1-

A2

-

A3, A4

A3, A3

Ch 5/Ch 6, L1+

-

-

B5, B6

-

Ch 5 Output

C3

5

C5

C5

Ch 6 Output

B3

18

C6

C6

Ch 5/Ch 6, L1-

A3

-

A5, A6

A5, A6

Ch 7/Ch 8, L1+

-

-

B7, B8

-

Ch 7 Output

C4

6

C7

C7

Ch 8 Output

B4

19

C8

C8

Ch 7/Ch 8, L1-

A4

-

A7, A8

A7, A8

Ch 9/Ch 10, L2+

-

-

B9, B10

-

Ch 9 Output

C5

7

C9

C9

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DO880 High Integrity Digital Output Module

Appendix A Specifications

Table A-75 DO880 Process Connections (Continued)

Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25
TU830/TU833
male
Terminal
Connector(1)

TU842
TU843
Terminal

Ch 10 Output

B5

20

C10

C10

Ch 9/Ch 10, L2-

A5

-

A9, A10

A9, A10

Ch 11/Ch 12, L2+

-

-

B11, B12

-

Ch 11 Output

C6

8

C11

C11

Ch 12 Output

B6

21

C12

C12

Ch 11/Ch 12, L2-

A6

-

A11, A12

A11, A12

Ch 13/Ch 14, L2+

-

-

B13, B14

-

Ch 13 Output

C7

9

C13

C13

Ch 14 Output

B7

22

C14

C14

Ch 13/Ch 14, L2-

A7

-

A13, A14

A13, A14

Ch 15/ Ch16, L2+

-

-

B15, B16

-

Ch 15 Output

C8

10

C15

C15

Ch 16 Output

B8

23

C16

C16

Ch 15/Ch16, L2-

A8

-

A15, A16

A15, A16

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

L2+

0 V d.c.

L2-

12, 25

L2- (2)

L2-

(1) Pin 13 connected to connector body for EM.

426

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Appendix A Specifications

DO880 High Integrity Digital Output Module

Figure A-108 shows the process connections for the High Integrity Digital Output
Module DO880 when installed on a TU830/TU833 Extended MTU.

DO880

TU830/TU833

6.3 A
Fuse

0V

B1,B2
C1
C2
A1,A2

L1+
Ch1
Ch2
L1-

L1+
O3
O4
L1-

B3,B4
C3
C4
A3,A4

L1+
Ch3
Ch4
L1-

L1+
O5
O6
L1-

B5,A6
C5
C6
A5,A6

L1+
Ch5
Ch6
L1-

L1+
O7
O8
L1L2+
O9
O 10
L2-

B7,B8
C7
C8
A7,A8
B9,B10
C9
C10
A9,A10

L1+
Ch7
Ch8
L1L2+
Ch9
Ch10
L2-

L2+
O 11
O 12
L2-

B11,B12
C11
C12
A11,A12

L2+
Ch11
Ch12
L2-

L2+
O 13
O 14
L2L2+
O 15
O 16
L2-

B13,B14
C13
C14
A13,A14
B15,A16
C15
C16
A15,A16

L2+
Ch13
Ch14
L2L2+
Ch15
Ch16
L2-

L2+
L2+
L2L2-

+24V

Fuse
EM

+24V

L1+
O1
O2
L1-

6.3 A
Supervise

L1+
L1+
L1L1-

Process

0V

Figure A-108 DO880 with TU830/TU833 Extended MTU Process Connections

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DO880 High Integrity Digital Output Module

Appendix A Specifications

Figure A-109 shows the process connections for the High Integrity Digital Output
Module DO880 when installed on a TU810 or TU814 Compact MTU.

DO880

TU810
(or TU814)
L1+
L1+
L1-

0V

C1
Ch1
B1
Ch2
A1 L1-

L1+
O3
O4
L1-

Ch3
C2
Ch4
B2
A2 L1-

L1+
O5
O6
L1-

Ch5
C3
Ch6
B3
A3 L1Ch7
C4
Ch8
B4
A4 L1C5
Ch9
B5 Ch10
A5 L2-

L2+
O 11
O 12
L2-

C6 Ch11
B6 Ch12
A6 L2-

L2+
O 13
O 14
L2L2+
O 15
O 16
L2-

EM

+24V

L1+
O1
O2
L1-

L1+
O7
O8
L1L2+
O9
O 10
L2-

Supervise

Process

C7 Ch13
B7 Ch14
A7 L2C8 Ch15
B8 Ch16
A8 L2L2+
L2+
L2-

+24V
0V

Figure A-109 DO880 with TU810 or TU814 Compact MTU Process Connections

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Appendix A Specifications

DO880 High Integrity Digital Output Module

Figure A-110 shows the process connections for the High Integrity Digital Output
Module DO880 when installed on a TU812 Compact MTU.

DO880

TU812
+24V UP1 1

1

UP1 14

14

ZP1 2

2

0V
L1+
O1
O2
L1L1+
O3
O4
L1L1+
O5
O6
L1L1+
O7
O8
L1L2+
O9
O 10
L2L2+
O 11
O 12
L2L2+
O 13
O 14
L2L2+
O 15
O 16
L2-

ZP1 15

15

Ch1

S1 3

3

Ch2

S2 16

16

Ch3

S3 4

4

Ch4

S4 17

17

Ch5

S5 5

5

Ch6

S6 18

18

Ch7

S7 6

6

Ch8

S8 19

19

Ch9

S9 7

7

Ch10

S10 20

20

Ch11

S11 8

8

Ch12

S12 21

21

Ch13

S13 9

9

Ch14

S14 22

22

Ch15

S15 10

10

Ch16

S16 23

23

+24V UP2 11

11

UP2 24

24

ZP2 12

12

ZP2 25

25

EM 13

13

0V
Supervise
EM

Process
Connection

Figure A-110 DO880 with TU812 Compact MTU Process Connections

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DO880 High Integrity Digital Output Module

Appendix A Specifications

Figure A-111 shows the process connections for the High Integrity Digital Output
Module DO880 when installed on a TU842 or TU843 Redundant MTU.
DO880

Process

TU842/TU843

L1+
L1+
L1L1-

+24V
0V

O1
O2
L1-

C1
C2
A1,A2

Ch1
Ch2
L1-

O3
O4
L1-

C3
C4
A3,A4

Ch3
Ch4
L1-

O5
O6
L1-

C5
C6
A5,A6

Ch5
Ch6
L1-

O7
O8
L1-

C7
C8
A7,A8

Ch7
Ch8
L1-

O9
O 10
L2-

C9
C10
A9,A10

Ch9
Ch10
L2-

O 11
O 12
L2-

C11
C12
A11,A12

Ch11
Ch12
L2-

O 13
O 14
L2-

C13
C14
A13,A14

Ch13
Ch14
L2-

C15
C16
A15,A16

Ch15
Ch16
L2-

O 15
O 16
L2-

L2+
L2+
L2L2-

Supervise
EM

+24V
0V

DO880

---

O1
O2
L1-

O 15
O 16
L2Supervise
EM

Figure A-111 DO880 with TU842 or TU843 Redundant MTU Process Connections

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Appendix A Specifications

DP820 Incremental Pulse Counter Module

A.37 DP820 Incremental Pulse Counter Module
A.37.0.1 Features

•

Two channels

•

Interface for RS422, 5 V, 12 V, 24 V and 13 mA
transducer signal levels

•

Simultaneous pulse count and frequency
measurement

•

Pulse count (length/position) by accumulation in a
bidirectional 29 bit counter

•

Frequency (speed) measurement 0.25 Hz - 1.5 MHz

•

EMC protection

•

DIN rail mounting.

A.37.0.2 Description

The DP820 module consists of two identical independent
channels. Each channel can be used for independent
pulse count (length/position) and frequency (speed)
measurement.

F
R
W
O
PX1
UP1
ST1
DI1
SY1
DO1
TP1
UL1
PX2
UP2
ST2
DI2
SY2
DO2
TP2
UL2

DP820

A.37.0.3 Transducer Connection

Each channel has four inputs (A, B, ST and DI) and one output (DO). The input
signals A and B are used as pulse inputs. The input signals ST and DI is used for
synchronizing, sampling and gated count purposes.
The balanced inputs A, B and ST can be connected to pulse transducers with RS422,
5 V, 12 V, 24 V and 13 mA signal levels if an extended MTU is used (TU830).
Adaption to different signal levels is made by using different terminals on the MTU
(see section about process connection).
Only pulse transducers with RS422, 5 V and 13 mA signal levels can be used if an
compact MTU is used (TU810, TU812 or TU814).

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Appendix A Specifications

The unipolar input (DI) is intended for 24 V unipolar signal level.
The DO output is a current limited digital output, current sourcing type,
24 V d.c., 0.5 A.
All signals are individually isolated.
All inputs have overvoltage protection. A maximum voltage of 30 V can be
connected without any damages.
Shielded twisted pair cables with characteristic impedance=100 (+/- 25%) ohm shall
be used for connection of transducers with RS422/5 V /13 mA signals.
The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master after power is applied.
Input Filter
Each DP820 input has a configurable input filter (see Technical Data). Notice the
following restrictions for selection of filters for inputs A or B:
The 1µs filter shall always be used when 12 V and 24 V inputs are used.
Unfiltered inputs can be used if RS422/+5 V /13 mA inputs are used, but cables
between transducers and the DP820 module must then be separated from other
cables to avoid that extra pulses occur due to EMI.
A.37.0.4 Pulse Encoding

The following different methods for pulse encoding are supported by DP820:
•

Input A is used for counting up, input B is used for counting down, u/d.

•

Input A is used for pulse counting, input B is used to determine count direction,
c/d, B=0: down, B=1: up.

•

Input A and B is used for a quadrature encoded signals. Multiplication factors
x 1, x 2 and x 4 can be specified. Count direction is determined by A and B
phase shift:

: ... 00
: ... 11

432

10
10

11
00

01
01

00
11

10
10

...
...

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Appendix A Specifications

DP820 Incremental Pulse Counter Module

A
B
PULSE
COUNT

0

-1

0

1

2

3

4

3

2

1

2

3

4

3

2

Figure A-112 Up/Down Pulse Mode

A
B
PULSE
COUNT

0

-1

0

Figure A-113 Count/Direction Mode

A
B
PULSE
COUNT

0

1

2

3
UP

3

4

2

1

0

DOWN

Figure A-114 Quadrature Mode, #1 (Count on Pos. Edge Input A)

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Appendix A Specifications

A
B
PULSE
COUNT

0

1

2

3

4

5

6

7

UP

6

5

4

3

2

1

0

-1

DOWN

Figure A-115 Quadrature Mode, #2 (Count on Pos. Edge and
Neg. Edge Input A)

A
B
PULSE
COUNT

0

1 2 3 4 5 6 7 8 9 1011121314

UP

13121110 9 8 7 6 5 4 3 2 1 0 -1 -2 -3

DOWN

Figure A-116 Quadrature Mode, #4 (Count on Pos. Edge and
Neg. Edge Input A and Input B)
A.37.0.5 Pulse Count (Length/Position) Measurement

Pulse count is done by pulse accumulation in a 29-bit (28bit + sign) bidirectional
pulse counter. The pulse counter value is normally continuously loaded into the
pulse register (see block diagram).
A pulse count sample condition can be specified by the user. When a sample
condition is fulfilled is the value in the pulse register “freezed”. The value in the
pulse register will remain “freezed” until a freeze disable command is received from
the controller. The pulse accumulation in the pulse counter continues during the
time when the pulse register is frozen.

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DP820 Incremental Pulse Counter Module

The value of the pulse register (that is, actual pulse count value or “freezed” value)
is read by the CPU, and transferred to the controller.
The pulse counter is synchronized (that is, set to zero) if a user selectable
synchronization condition is fulfilled.
A comparator is used to compare the value of the pulse counter with the content of
the compare register. The value of the compare register is specified by the user. A
“coincidence” occur when a equal condition is detected by the comparator.
The coincidence function can be used to control the digital output signal (DO), as
pulse count sample condition, as synchronization condition and as frequency sample
condition (see below).
The pulse counter has overflow detection.
A.37.0.6 Gated Count Mode

In gated count mode the pulse counter only counts when the gate is active. The gate
is controlled by the DI input. The gate can be controlled in two different ways:
The DI input is level sensitive, that is, the counter only counts when DI = high.
The DI input is edge sensitive, that is, the counter starts count on a positive edge on
the DI input, stops on the next positive edge, continues on the next positive edge,
and so forth.
A
Level sensitive
DI
Counter
Value

0

1

2

3

4

5

0

1

2

3

4

5

Edge sensitive
DI
Counter
Value

Figure A-117 Gated Count Mode in Two different Ways

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Appendix A Specifications

Synchronization and sample conditions which uses the DI signal as part of the
condition can not be used in gated count mode.
A.37.0.7 Frequency (speed) Measurement.

The frequency measurement function consists of two counters, that is, the SX and
SR counters (see block diagram). The SX counter is used to count number of pulses
(Sx) from the unknown input frequency. The SR counter is used to count the
number of pulses (Sr) from a reference frequency source with frequency FREF. The
frequency value (Fx) is calculated as:
Fx = FREF x Sx / Sr
The SX counter is implemented by a 24 bit up/down counter (23 bit + sign). The SR
counter is implemented by a 24 bit up-counter.
The SX and SR counters accumulates pulses during a measurement period. The
measurement period can be determined in two different ways (user selectable):
By a measurement interval timer.
By the coincidence comparator function.
With the first method is a measurement interval for each channel defined by the user
in increments of 1 ms from 1 to 2.700 ms. By changing the measurement interval
the user can select a suitable filter time (integration time) with respect to the
application’s requirements.
With the second method is the measure interval controlled by the coincidence
function, that is, a measurement interval is started when a coincidence is detected.
Next coincidence terminates the measurement interval, and starts a new
measurement interval.
At the end of each measurement period are the SX and SR registers is updated with
the value of the SX and SR counters. The CPU reads the content in the SX and SR
registers and calculates a frequency value.
It is possible to synchronize frequency measurements between the two channels,
that is, the measurement period from one of the channels is then used by both
channels.
A frequency sample condition can be specified by the user. When a sample
condition is fulfilled is the value in the SX and SR registers “freezed”. The value in

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Appendix A Specifications

DP820 Incremental Pulse Counter Module

the SX and SR registers will remain “freezed” until a freeze disable command is
received from the controller. The pulse accumulation in the SX and SR counters
continues during the time when the SX and SR registers is frozen
The reference counter (SR) has a overflow detection function. The SR overflow will
be activated if no incoming pulses has been detected during 4.3 s. When the CPU
detects SR overflow, is the frequency value set to zero.
A.37.0.8 Digital Output

The digital output function can be configured in four different ways:
1.

The digital output DO is activated when coincidence occur, and inactivated
after a configurable pulse-length (1ms - 65535 ms).

2.

The digital output DO is activated when DOVALUE =1, and inactivated after a
configurable pulse-length (1ms - 65535 ms). The function is retriggable.

3.

The digital output DO is activated when DOVALUE=1, and deactivated
DOVALUE=0.

4.

The digital output DO is activated when coincidence occur and the DOVALUE
=1, and inactivated when DOVALUE=0.
1.

DOTIME, 1ms - 65535 ms

DO
COINC

2.

DOTIME, 1ms - 65535 ms

DO
DOVALUE=1

3.

DO
DOVALUE=1

4.

DOVALUE=0

DO
COINC and DOVALUE=1

DOVALUE=0

Figure A-118 Configuration of Digital Output Function

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Appendix A Specifications

A.37.0.9 OSP Function

The digital outputs will be set to a predetermined value if the OSP-watchdog timer
expires or if the SetOSPState command is received. The watchdog timer is retriggered every time the correct module address has been decoded (or broadcast). If
the watchdog timer expires or if the SetOSPState command is received, the module
enters the OSP state.
The function in OSP state, and when reentering the operational state, will be
different depending on how the DO function is configured (see Digital Output 1 - 4
above):

438

1.

Function in OSP state: No more pulses will be activated as long as the module
remains in OSP state. The DO pulse is always completed if the OSP-state is
entered during an active DO pulse (this is, the pulse width is always in
accordance with the DOTIME value).
Function when reentering operational state: The coincidence function has to be
enabled before normal DO function will start.

2.

Function in OSP state: Same as in 1. above. Function when reentering
operational state: A new DO-pulse will be started as soon as a modulebus
frame with DOVALUE=1 is received.

3.

Function in OSP state: The digital outputs are set to their OSP values which
can be configured as a predefined value or to use last good value sent.
Function when reentering operational state: The outputs keeps the OSP value
until a modulebus frame with a new DOVALUE value is received.

4.

Same as 3.

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DP820 Incremental Pulse Counter Module

A.37.0.10 LED Indicators

For description about the LED-indicators with comments see Table A-76
Table A-76 Description of LED-Indicators
Name

Name

Color

PX1

PX2

Yellow

Activated on each pulse on A or B input
(>0.5s flash)

UP1

UP2

Yellow

Activated when count direction = up

ST1

ST2

Yellow

Activated on each pulse on ST input
(>0.5s flash)

DI1

DI2

Yellow

Activated on each pulse on DI input
(>0.5s flash)

SY1

SY2

Yellow

Activated on PSX counter sync. (>0.5s flash)

DO1

DO2

Yellow

Activated when DO is activated (>0.5s flash)

TP1

TP2

Green

Transducer power OK

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Comments

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DP820 Incremental Pulse Counter Module

Appendix A Specifications

A.37.0.11 Technical Data

Table A-77 DP820 Incremental Pulse Counter Module Specifications
DP820
Digital Pulse Counter

Feature
Number of channels

2

Power Supply voltage

24 V d.c.
(12 to 32 V d.c.)

Max non-destructive voltage on inputs
A, B, ST or DI

30 V d.c.

Maximum field cable length

200 m

Cable type
Characteristic impedance

Shielded, twisted pair
100 (+/- 25%) ohm

Configurable input filters
Input A and B

Unfiltered or 1 µs

Input ST

1 µs or 1 ms

Input DI

1 ms or 5 ms

Max input frequency / Min pulse width,
input A and B
RS422/+5 V /13 mA - range
Filter = unfiltered
Pulse encoding = u/d or c/d
Pulse encoding = quadrature

1.5 MHz / 333 ns
750 kHz / 667 ns

Filter = 1 µs
Pulse encoding = u/d or c/d
Pulse encoding = quadrature

200 kHz / 2.5 µs
100 kHz / 5 µs

12 V - range (only TU830)

440

Filter = unfiltered

Not allowed

Filter = 1 µs
Pulse encoding = u/d or c/d
Pulse encoding = quadrature

200 kHz / 2.5 µs
100 kHz / 5 µs

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Appendix A Specifications

DP820 Incremental Pulse Counter Module

Table A-77 DP820 Incremental Pulse Counter Module Specifications (Continued)
DP820
Digital Pulse Counter

Feature
24 V - range (only TU830)
Filter = unfiltered

Not allowed

Filter = 1 µs
Pulse encoding = u/d or c/d
Pulse encoding = quadrature

200 kHz / 2.5 µs
100 kHz / 5 µs

Max. input frequency/Min. pulse width,
input ST
All voltage ranges
Filter = 1 µs
Filter = 1 ms

200 kHz / 2.5 µs
1 kHz / 500 µs

Max. input frequency/Min. pulse width,
input DI
Filter = 1 µs

1 kHz / 500 µs

Filter = 1 ms

0.1 kHz / 5 µs

Input impedance, A, B and ST -inputs
RS422/+5 V /13 mA - range

100 Ω(1) characteristic impedance

12 V - range (only TU830)

1 kΩ

24 V - range (only TU830)

2 kΩ

Input impedance, DI - input

2.5 kΩ

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Appendix A Specifications

Table A-77 DP820 Incremental Pulse Counter Module Specifications (Continued)
DP820
Digital Pulse Counter

Feature
Input signal voltage range
Input A, B, ST
RS422/+5 V /13 mA - range
“1”

2.5 V to 30 V

“0”

-30 V to 1.0 V

12 V - range (external resistance)

(2)

“1”

8 V to 30 V

“0”
24 V - range (only TU830)

-30 V to 2.0 V
(3)

“1”

15 V to 30 V

“0”

-30 V to 5.0 V

Input DI
“1”

15 V to 30 V

“0”

-30 V to 5.0 V

Digital output, max. load current

0.5 A

Digital output, max. short circuit current

2.4 A

Digital output, max. leakage current

10 µA

Digital output, max. output impedance

0.4 Ω

Max. frequency measurement error
Relative error

[260/(MEASTIMEx in ms)] ppm

Absolute error (Temperature drift
included)

[(260/(MEASTIMEx in ms)) +100] ppm

DP820 current consumption, +5 V

120 mA

Power dissipation

2.5 W

Maximum ambient temperature

55/40°C
(131/104°F)(4)

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Appendix A Specifications

DP820 Incremental Pulse Counter Module

Table A-77 DP820 Incremental Pulse Counter Module Specifications (Continued)
DP820
Digital Pulse Counter

Feature
Output Set as Predetermined (OSP)
timer

256, 512, 1024 ms

Process voltage supervision

2 channels (1 per group)

Isolation

Individually isolated channels

Mounting termination units

TU810, TU812, TU814, TU830 or
TU833

MTU keying code

CB

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

Height

119 mm (4.7”)

Weight

0.15 kg (0.33 lbs.)

(1) Load 20 mA at 5 V, 8 mA at 2.5 V
(2) With TU830 external resistor 1.8 kΩ, see Figure A-122.
With TU810, TU814 external resistor ca 920 Ω, see Figure A-119.
(3) With external resistor also TU810, TU814
External resistor 1.8 kΩ, see Figure A-119.
(4) 40°C (104°F) applies to compact MTUs with I/O-modules or S800L-modules mounted on
vertical DIN rail.

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DP820 Incremental Pulse Counter Module

Appendix A Specifications

A.37.0.12 Block Diagram DP820
FAULT
RUN
WARNING

X1

(MODULE
BUS
COMM.)

CLK- RS485
POS0-6
BLOCK

COMPARE
REGISTER

COINC COINC
COMP

FREQUENCY

COUNT
SX
SX
DIR
REGISTER COUNTER
Fref
SR
SR
REGISTER COUNTER
CHANNEL2 (FPGA)

OSP
PX1

PX2

UP1

UP2

ST1

ST2

CPU

DI2 (CONTROL
OF MODULE
SY1 SY2 BUS COMM.)
DO1 DO2
(FREQUENCY
TP1 TP2 CALC.)

PULSE COUNT
COUNT
PULSE
PULSE
DIR
REGISTER COUNTER
COMPARE
REGISTER

COINC COINC
COMP

DI1

UL1

444

UL2

FREQUENCY

COUNT
SX
SX
DIR
REGISTER COUNTER
Fref
SR
SR
REGISTER COUNTER

A1

PULSE
DECODER

B1

ST1
DI1
DO1
A2

B2
PULSE
DECO- ST2
DER
DI2
DO2
TP2

L1+

X2

CA+_1
CA-_1
VA_11, VA_12
CB+_1
CB-_1
VB_11, VB_12
CST+_1
CST-_1
VST_11, VST_12
DI_1
DO_1
CA+_2
CA-_2
VA_21, VA_22

PROCESS CONNECTOR

DAT+
CLK+

TP1

COUNT
PULSE
PULSE
DIR
REGISTER COUNTER
MBI2

DAT- RS485

CHANNEL1 (FPGA)
PULSE COUNT

RESET

MODULEBUS CONNECTOR

+5VI
+5V
POWER-OK
0V

CB+_2
CB-_2
VB_21, VB_22
CST+_2
CST-_2
VST_21, VST_22
DI_2
DO_2
L2+

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Appendix A Specifications

DP820 Incremental Pulse Counter Module

A.37.0.13 Process Connections

Table A-78 DP820 Process Connections
Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25 Male
Connector (1)

TU830/TU833
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

0 V d.c. (ZP)

L1-

2, 15

L1- (2)

Ch1, CA+

C1

3

C1

Ch1, CA-

B1

16

C2

Ch1, VA_1

-

-

B1

Ch1, VA_2

-

-

B2

Ch1, Zp

A1

-

A1, A2

Ch1, CB+

C2

4

C3

Ch1, CB-

B2

17

C4

Ch1, VB_1

-

-

B3

Ch1, VB_2

-

-

B4

Ch1, Zp

A2

-

A3, A4

Ch1, CST+

C3

5

C5

Ch1, CST-

B3

18

C6

Ch1, VST_1

-

-

B5

Ch1, VST_2

-

-

B6

Ch1, Zp

A3

-

A5, A6

Ch1, DI

C4

6

C7

Ch1, DO

B4

19

C8

Ch1, L1+

-

-

B7

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Appendix A Specifications

Table A-78 DP820 Process Connections (Continued)
Process
Connection

446

TU810
(or TU814)
Terminal

TU812
D-Sub 25 Male
Connector (1)

TU830/TU833
Terminal

Ch1, L1+

-

-

B8

Ch1, Zp

A4

-

A7, A8

Ch2, CA+

C5

7

C9

Ch2, CA-

B5

20

C10

Ch2, VA_1

-

-

B9

Ch2, VA_2

-

-

B10

Ch2, Zp

A5

-

A9, A10

Ch2, CB+

C6

8

C11

Ch2, CB-

B6

21

C12

Ch2, VB_1

-

-

B11

Ch2, VB_2

-

-

B12

Ch2, Zp

A6

-

A11, A12

Ch2, CST+

C7

9

C13

Ch2, CST-

B7

22

C14

Ch2, VST_1

-

-

B13

Ch2, VST_2

-

-

B14

Ch2, Zp

A7

-

A13, A14

Ch2, DI

C8

10

C15

Ch2, DO

B8

23

C16

Ch2, L2+

-

-

B15

Ch2, L2+

-

-

B16

Ch2, Zp

A8

-

A15, A16

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Appendix A Specifications

DP820 Incremental Pulse Counter Module

Table A-78 DP820 Process Connections (Continued)
Process
Connection

TU810
(or TU814)
Terminal

TU812
D-Sub 25 Male
Connector (1)

TU830/TU833
Terminal

+24 V d.c.

L2+ (2)

11, 24

L2+ (2)

0 V d.c. (ZP)

L2-

12, 25

L2- (2)

(1) Pin 13 connected to connector body for EM.

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DP820 Incremental Pulse Counter Module

Appendix A Specifications

Figure A-119 shows the process connections for DP820 when installed on a TU810
or TU814 MTU.
PROCESS
RS422

+24V
0V

V+
0V
+
A
-

L1+
L1+
L1C1

+24V
0V

B1
A1

+
B
-

+
ST
-

V+
0V
A

L1+
L1CA+_1
VA_11

DP820

CA-_1
VA_12

C2

CB+_1
VB_11

B2
A2

CB-_1
VB_12

C3

CST+_1
VST_11

B3
A3

CST-_1
VST_12

C4

DI_1
L1+

B4

DO_1
L1+

A4

*

TU810 or
TU814

*
R

C5

CA+_2
VA_21

B5

CA-_2
VA_22

A5
B
R

C6

CB+_2
VB_21

B6

CB-_2
VB_22

A6
ST
R

C7

CST+_2
VST_21

B7

CST-_2
VST_22

A7

V+
0V

*

R = 0 Ω for 5 V
R = ca 920 Ω for 12 V
R = 1.8 kΩ for 24 V

+24V
0V

C8

DI_2
L2+

B8

DO_2
L2+

A8
L2+
L2+
L2-

L2+
L2-

EM

Figure A-119 DP820 with TU810 or TU814 MTU Process Connections

448

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Appendix A Specifications

DP820 Incremental Pulse Counter Module

Figure A-120 shows the process connections for DP820 when installed on a TU812
MTU.

PROCESS
CONNECTION

1

1

14
2
15
3

14
2
15
3

L1+
L1CA+_1
VA_11

16

16

CA-_1
VA_12

4

4

CB+_1
VB_11

17

17

CB-_1
VB_12

5

5

CST+_1
VST_11

18

18

CST-_1
VST_12

6

6

DI_1
L1+

19

19

DO_1
L1+

7

7

CA+_2
VA_21

20

20

CA-_2
VA_22

8

8

CB+_2
VB_21

21

21

CB-_2
VB_22

9

9

CST+_2
VST_21

22

22

CST-_2
VST_22

10

10

23
11
24
12
25
13

23
11
24
12
25
13

DI_2
L2+
DO_2
L2+
L2+
L2-

TU812
DP820

EM

Figure A-120 DP820 with TU812 MTU Process Connections

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DP820 Incremental Pulse Counter Module

Appendix A Specifications

Figure A-121 shows the process connections for DP820 when installed on a TU830
MTU, and with RS422 transducer connected to channel 1 and +5 V transducer to
channel 2.
L1+
+24V L1+
L10V
L1C1
B1
A1
C2
B2
A2

PROCESS
RS422
+
A
-

L1+
L1CA+_1
VA_11

+
ST
-

V+
0V
A

CB+_1
VB_11
CB-_1
VB_12
CST+_1
VST_11
CST-_1
VST_12

C7
B7
A7
C8
B8
A8

DI_1
L1+

C9
B9
A9
C10
B10
A10

CA+_2
VA_21

DO_1
L1+

CA-_2
VA_22
CB+_2
VB_21

C11
B11
A11
C12
B12
A12
C13
B13
A13
C14
B14
A14

B

ST

V+
0V

+24V
0V

C15
B15
A15
C16
B16
A16
L2+
L2+
L2L2-

DP820

CA-_1
VA_12

C3
B3
A3
C4
B4
A4
C5
B5
A5
C6
B6
A6

+
B
-

5V

TU830/TU833

6.3A
Fuse

CB-_2
VB_22
CST+_2
VST_21
CST-_2
VST_22
DI_2
L2+
DO_2
L2+
6.3A
Fuse

L2+
L2-

EM

Figure A-121 DP820 with TU830 MTU Process Connections and with Transducer
Connections

450

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Appendix A Specifications

DP820 Incremental Pulse Counter Module

Figure A-122 shows the process connections for DP820 when installed on a TU830
MTU, and with +24 V transducer connected to channel 1 and +12 V transducer to
channel 2.
PROCESS

L1+
+24V L1+
L1L10V
C1
B1
A1
C2
B2
A2

24V
A

CB+_1
VB_11

C5
B5
A5
C6
B6
A6

CST+_1
VST_11

C7
B7
A7
C8
B8
A8

DI_1
L1+

CA+_2
VA_21

1.8k

C9
B9
A9
C10
B10
A10

CB+_2
VB_21

1.8k

C11
B11
A11
C12
B12
A12

CST+_2
VST_21

1.8k

C13
B13
A13
C14
B14
A14
C15
B15
A15
C16
B16
A16
L2+
L2+
L2L2-

DI_2
L2+

ST

12V
A

B

ST

0V

+24V
0V

DP820

CA-_1
VA_12

C3
B3
A3
C4
B4
A4

B

V+

TU830/TU833
L1+
L1CA+_1
VA_11

6.3A
Fuse

CB-_1
VB_12

CST-_1
VST_12

DO_1
L1+

CA-_2
VA_22

CB-_2
VB_22

CST-_2
VST_22

DO_2
L2+
6.3A
Fuse

L2+
L2-

EM

Figure A-122 DP820 with TU830 MTU Process Connections and Transducer
Connections

3BSE 020 924R4101

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DP840 Incremental Pulse Counter Module

Appendix A Specifications

A.38 DP840 Incremental Pulse Counter Module
A.38.0.1 Features

•

8 channels

•

The modules can be used in both single and
redundant applications.

•

Interface for NAMUR, 12 V and 24 V transducer
signal levels.

•

Each channel can be configured for pulse count or
frequency measurement.

•

The inputs can also be read as DI signals.

•

Pulse count by accumulation in a 16 bit counter.

•

Frequency (speed) measurement 0.5 Hz - 20 kHz.

•

Advanced on-board diagnostics.

F
R
W
P
1Px
1F
2Px
2F
3Px
3F
4Px
4F
5Px
5F
6Px
6F

•

EMC protection

•

DIN rail mounting.

•

Also in a G3 compliant version.

7Px
7F
8Px
8F

DP840
Pulse/Freq

A.38.0.2 Description

The DP840 module consists of 8 identical independent
channels. Each channel can be used for pulse count or frequency (speed)
measurement. The inputs can also be read as DI signals.
Each channel has a configurable input filter.
The module perform self-diagnostics cyclically. Module diagnostics include among
other things:

452

•

Transmitter power supply error, power supply error (process side), short circuit
and open wire. These errors will be reported as External Channel Error.

•

Counter supervision. This will be reported as Internal Channel Error.

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Appendix A Specifications

DP840 Incremental Pulse Counter Module

•

Error in data/address bus supervision will be reported as Module Error.

•

Synchronization error will be reported as Module Warning.

The reset circuitry gives a reset signal when the module is inserted until the BLOCK
signal is inactive and the POWOK signal is active. The BLOCK signal is
deactivated when the module lock mechanism is in the locked position. The
POWOK comes from the ModuleBus master or controller after power is applied.
Four LED indicate module status Fault (red), Run (green), Warning (yellow) and
Primary (yellow). Two LED per channel indicate input state (Px yellow) and
channel fault (F red). The Primary LED is on if the module is primary in a
redundant pair. The Px LED is on if pulse (high signal) on the input and F LED is on
if the channel is faulty.
A.38.0.3 Transducer Connection

Each channel has inputs for 12 V, 24 V and NAMUR input signals and a
configurable transducer power output. The configurable transducer power is set on
module (not channel vise) for all channels to either NAMUR, 12 V or 24V.
The module distribute the external transmitter supply to each channel. This adds a
simple connection to distribute the supply to 2 or 3-wire transmitters. The
transmitter power is supervised and current limited. The inputs can be supervised
for short circuit and open wire. The supervision can be enabled/disabled per module
(not channel vise).
The 2-wire transducers should be connected by shielded twisted pair cable.
The MTU have to be chosen with consideration to function and signal range, see
Table A-79. Type of sensor to be used is defined by parameters. The parameter set

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DP840 Incremental Pulse Counter Module

Appendix A Specifications

the sensor power output for NAMUR sensors to 8.2 V, for 12 V sensors to 12 V and
for 24 V sensors to 24 V.
Table A-79 Function and Signal Range with Different MTUs
Redundant configuration
MTU type

Namur
sensors

12 V
sensors

24 V
sensors

Single configuration
Namur
sensors

TU810/TU812/TU814

X

TU830

X

TU842/TU843
TU844/TU845

X

X

X

X

X

12 V
sensors

24 V
sensors
X

X

X

The parameter for internal and external shunt shall only be set to External when
DP840 is used with TU844 or TU845.
A.38.0.4 Pulse Count Measurement

Pulse count is done by pulse accumulation in a 16 bit pulse counter. The pulse
counter value is continuously loaded into the pulse register.
The value of the pulse register (that is, actual pulse count value) is read by the CPU,
and transferred to the ModuleBus master.
A.38.0.5 Frequency (speed) Measurement.

The frequency measurement function consists of two counters, that is, the SX and
SR counters. The SX counter is used to count number of pulses (Sx) from the
unknown input frequency. The SR counter is used to count the number of pulses
(Sr) from a reference frequency source with frequency FREF. The frequency value
(Fx) is calculated as:
Fx = FREF x Sx / Sr
The SX counter is implemented by a 12 bit up-counter. The SR counter is
implemented by a 20 bit up-counter.

454

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Appendix A Specifications

DP840 Incremental Pulse Counter Module

The SX and SR counters accumulates pulses during a measurement period.
The measurement interval for each channel defined by the user to 10 ms, 20 ms,
50 ms or 100 ms. By changing the measurement interval the user can select a
suitable filter time (integration time) with respect to the application’s requirements.
At the end of each measurement period are the SX and SR registers is updated with
the value of the SX and SR counters. The CPU reads the content in the SX and SR
registers and calculates a frequency value.
The reference counter (SR) has a overflow detection function. The SR overflow will
be activated if no incoming pulses has been detected during 3 s. When the CPU
detects SR overflow, is the frequency value set to zero.
A.38.0.6 Redundant Applications

In a redundant application one module is set to primary and one to backup. The
primary module synchronize the counter on the backup module every 10 seconds.
After start-up it will take about 30 s before the backup has been synchronized.

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DP840 Incremental Pulse Counter Module

Appendix A Specifications

A.38.0.7 Technical Data

Table A-80 DP840 Incremental Pulse Counter Module Specifications
DP840
Digital Pulse Counter

Feature
Number of channels

8

Power Supply voltage

24 V d.c.
(19.2 to 30 V d.c.)

Max non-destructive voltage on inputs

30 V d.c.

Maximum field cable length

200 m

Cable type

Twisted pair(1)

Frequency range

10 µs input filter: 0.5 Hz - 20 kHz
100 µs input filter(2): 0.5 Hz - 5 kHz
800 µs input filter(2): 0.5 Hz - 625 Hz
6400 µs input filter(2): 0.5 Hz - 78 Hz

Min pulse width (“1” or “0”)

10 µs input filter: 10 µs
100 µs input filter: 100 µs
800 µs input filter: 800 µs
6400 µs input filter: 6400 µs

Input thresholds, NAMUR

Open wire: IIN< 0.1 mA
Contact open: 0.1 mA < IIN< 1.6 mA
Contact closed: 1.6 mA < IIN< 6.0 mA
Short circuit: IIN > 6.0 mA

Input thresholds, 12V / 24 V

Open wire: VIN < 0.1 V
Contact open: 0.1 V < VIN < 1.6 V
Contact closed: 1.6 V < VIN < 6.0 V
Short circuit: VIN > 6.0 V

With external resistor for cable
supervision
Input threshold, 12 V
No resistors for cable supervision
Input threshold, 24 V
No resistors for cable supervision

456

Contact open: VIN < 5.0 V
Contact closed: VIN > 5.0 V
Contact open: VIN < 8.3 V
Contact closed: VIN> 8.3 V

3BSE 020 924R4101

Appendix A Specifications

DP840 Incremental Pulse Counter Module

Table A-80 DP840 Incremental Pulse Counter Module Specifications (Continued)
DP840
Digital Pulse Counter

Feature
Maximum pulse frequency

20 kHz(3)

Hysteresis

(ION - IOFF) / Input threshold: >20%
or
(VON - VOFF) / Input threshold: >20%

Input impedance

NAMUR: 1 kΩ, +/-10%
12 V range: 2.8 kΩ, +/-10%
24 V range: 4.0 kΩ, +/-10%

Sensor supply voltage level
(max. 20 mA/channel)

NAMUR: 8.2 V, +/-10%
12 V range: 12 V +/-10%
24 V range: VL+ - (3.0 +/-1.0) V

Sensor supply current limit

All ranges: <40 mA (single)
<80 mA (redundant)

Max. measurement error, frequency
measurement

Max relative error(4):
PRIT = 10 ms: 300 ppm
PRIT = 20 ms: 150 ppm
PRIT = 50 ms: 60 ppm
PRIT = 100 ms: 30 ppm
Max error in crystal oscillator:
120 ppm + 5 ppm/year
Max absolute error = rel. error + oscillator
error (PRIT = 10 ms, age < 16 year): 500
ppm (= 0.05%)

Min. sampling interval when used in
pulse count mode

fMAX - Maximum expected input
frequency: 216 x (1/fMAX)
fMAX = 20 kHz: 3.27 s

Synchronization accuracy

+/-1 pulse

DP840 current consumption, +5 V

115 mA

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DP840 Incremental Pulse Counter Module

Appendix A Specifications

Table A-80 DP840 Incremental Pulse Counter Module Specifications (Continued)
DP840
Digital Pulse Counter

Feature

458

External power supply consumption
(Internal load + external load)

NAMUR = 56 + 0.5 x external load [mA]
12 V = 89 + 0.7 x external load [mA]
24 V = 97 + external load [mA]

External power supply

24 V d.c. (19.2 to 30 V d.c.)

Power dissipation

4W

Maximum ambient temperature

55/40°C
(131/104°F)(5)

Process voltage supervision

1 channel

Module termination units, single
applications

TU810, TU812, TU814, TU830, TU833

Module termination units, redundant
applications

TU842/TU843 or TU844/TU845

MTU keying code

CF

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

G3 compliant version

According to ISA-S71.04. Marked with “Z”
in the type designation.

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

45 mm (1.77”)

Depth

97 mm (3.8”), 106 mm (4.2”) including
connector

3BSE 020 924R4101

Appendix A Specifications

DP840 Incremental Pulse Counter Module

Table A-80 DP840 Incremental Pulse Counter Module Specifications (Continued)
Feature

DP840
Digital Pulse Counter

Height

119 mm (4.7”)

Weight

0.15 kg (0.33 lbs)

(1)
(2)
(3)
(4)

Shielded cables for 2-wire transmitters
Symmetric input pulse (i.e. 50% duty cycle)
Input channel pulse supervision does not work with pulse frequency <2 Hz
Relative error - Max difference in frequency measurement between two channels on the same
module connected to the same source.
(5) 40°C (104°F) applies to compact MTUs with I/O-modules.

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DP840 Incremental Pulse Counter Module

Appendix A Specifications

A.38.0.8 Block Diagram DP840
L+

5VP

Fault (F)
Sensor
Power

Run (R)
Warning (W)

SP
24V

Primary (P)
1Px
1F

Ch 1

12V
NAMUR

+5V

FPGA
8Px
8F

ModuleBus

Int Shunt
CLK
OW
SC
det

SP
24V

Ch 8

Data

MCU

Block

12V
NAMUR

SYNC
SYNC DATA

460

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Appendix A Specifications

DP840 Incremental Pulse Counter Module

A.38.0.9 Process Connections

Table A-81 DP840 Process Connections

Process
Connection

TU810 or
TU814
Terminal

TU812
D-Sub 25
Male
Connector(1)

TU830 or
TU833
Terminal

TU842 or
TU843
Terminal

TU844 or
TU845
Terminal

+24 V d.c.

L1+ (2)

1, 14

L1+ (2)

L1+ (2)

L1+ (2)

0 V d.c.

L1-

2, 15

L1- (2)

L1- (2)

L1- (2)

I1, NAMUR

C1

3

C1

C1

B2

U1

-

-

B1

B1

B1

ZP

-

-

A1

A1

A1

I1, 24 V

B1

16

C2

C2

-

I1, 12 V

-

-

B2

B2

-

ZP

A1

-

A2

A2

A2

I2, NAMUR

C2

4

C3

C3

B4

U2

-

-

B3

B3

B3

ZP

-

-

A3

A3

A3

I2, 24 V

B2

17

C4

C4

-

I2, 12 V

-

-

B4

B4

-

ZP

A2

-

A4

A4

A4

I3, NAMUR

C3

5

C5

C5

B6

U3

-

-

B5

B5

B5

ZP

-

-

A5

A5

A5

I3, 24 V

B3

18

C6

C6

-

I3, 12 V

-

-

B6

B6

-

ZP

A3

-

A6

A6

A6

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DP840 Incremental Pulse Counter Module

Appendix A Specifications

Table A-81 DP840 Process Connections (Continued)

Process
Connection

TU810 or
TU814
Terminal

TU812
D-Sub 25
Male
Connector(1)

TU830 or
TU833
Terminal

TU842 or
TU843
Terminal

TU844 or
TU845
Terminal

I4, NAMUR

C4

6

C7

C7

B8

U4

-

-

B7

B7

B7

ZP

-

-

A7

A7

A7

I4, 24 V

B4

19

C8

C8

-

I4, 12 V

-

-

B8

B8

-

ZP

A4

-

A8

A8

A8

I5, NAMUR

C5

7

C9

C9

B10

U5

-

-

B9

B9

B9

ZP

-

-

A9

A9

A9

I5, 24 V

B5

20

C10

C10

-

I5, 12 V

-

-

B10

B10

-

ZP

A5

-

A10

A10

A10

I6, NAMUR

C6

8

C11

C11

B12

U6

-

-

B11

B11

B11

ZP

-

-

A11

A11

A11

I6, 24 V

B6

21

C12

C12

-

I6, 12 V

-

-

B12

B12

-

ZP

A6

-

A12

A12

A12

I7, NAMUR

C7

9

C13

C13

B14

U7

-

-

B13

B13

B13

ZP

-

-

A13

A13

A13

462

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Appendix A Specifications

DP840 Incremental Pulse Counter Module

Table A-81 DP840 Process Connections (Continued)

Process
Connection

TU810 or
TU814
Terminal

TU812
D-Sub 25
Male
Connector(1)

TU830 or
TU833
Terminal

TU842 or
TU843
Terminal

TU844 or
TU845
Terminal

I7, 24 V

B7

22

C14

C14

-

I7, 12 V

-

-

B14

B14

-

ZP

A7

-

A14

A14

A14

I8, NAMUR

C8

10

C15

C15

B16

U8

-

-

B15

B15

B15

ZP

-

-

A15

A15

A15

I8, 24 V

B8

23

C16

C16

-

I8, 12 V

-

-

B16

B16

-

ZP

A8

-

A16

A16

A16

L2+ (2)

11, 24

L2+ (2)

L2+ (2)

L2+ (2)

L2-

12, 25

L2- (2)

L2- (2)

L2- (2)

(1) Pin 13 connected to connector body for EM.

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DP840 Incremental Pulse Counter Module

Appendix A Specifications

Figure A-123 shows the process connections for DP840 when installed on a TU810
or TU814 MTU.
PROCESS

24 V
Supply
24 V
sensor
2-wire

TU810/TU814
L1+
L1+
L1C1

B1
A1
C2
B2
A2
C3
B3

24 V
sensor
3-wire

A3
C4

B4

10 kΩ
33 kΩ

SC/OW
supervision

A4
C5

B5

NAMUR
sensor

A5
C6

B6
A6
C7

B7

8.2 V
Supply

Channel supervision can be
enabled/disabled for the
module (not channel vice).

A7
C8

B8
A8
L2+
L2+
L2-

DP840

I1, NAMUR
U1
ZP
I1, 24 V
I1, 12 V
ZP
I2, NAMUR
U2
ZP
I2, 24 V
I2, 12 V
ZP
I3, NAMUR
U3
ZP
I3, 24 V
I3, 12 V
ZP
I4, NAMUR
U4
ZP
I4, 24 V
I4, 12 V
ZP
I5, NAMUR
U5
ZP
I5, 24 V
I5, 12 V
ZP
I6, NAMUR
U6
ZP
I6, 24 V
I6, 12 V
ZP
I7, NAMUR
U7
ZP
I7, 24 V
I7, 12 V
ZP
I8, NAMUR
U8
ZP
I8, 24 V
I8, 12 V
ZP

EM

Figure A-123 DP840 with TU810 or TU814 MTU Process Connections

464

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Appendix A Specifications

DP840 Incremental Pulse Counter Module

Figure A-124 shows the process connections for DP840 when installed on a TU812
MTU.
PROCESS

24 V
Supply
24 V
sensor
2-wire

TU812
1
14
2, 15
3

16

4
17

5

18

24 V
sensor
3-wire

6

19

10 kΩ
33 kΩ

SC/OW
supervision

7

20

NAMUR
sensor

8

21

9

22

8.2 V
Supply

Channel supervision can be
enabled/disabled for the
module (not channel vice).

10

23

DP840

I1, NAMUR
U1
ZP
I1, 24 V
I1, 12 V
ZP
I2, NAMUR
U2
ZP
I2, 24 V
I2, 12 V
ZP
I3, NAMUR
U3
ZP
I3, 24 V
I3, 12 V
ZP
I4, NAMUR
U4
ZP
I4, 24 V
I4, 12 V
ZP
I5, NAMUR
U5
ZP
I5, 24 V
I5, 12 V
ZP
I6, NAMUR
U6
ZP
I6, 24 V
I6, 12 V
ZP
I7, NAMUR
U7
ZP
I7, 24 V
I7, 12 V
ZP
I8, NAMUR
U8
ZP
I8, 24 V
I8, 12 V
ZP

11
24
12, 25
13

EM

Figure A-124 DP840 with TU812 MTU Process Connections

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DP840 Incremental Pulse Counter Module

Appendix A Specifications

Figure A-125 shows the process connections for DP840 when installed on a TU830
MTU.
PROCESS

24 V
Supply

24 V
sensor
2-wire

24 V
sensor
3-wire

1)

12 V
sensor
2-wire

1)

NAMUR
sensor

1)

4.7 kΩ

SC/OW 2)
supervision
12 V

15 kΩ

1)

10 kΩ

SC/OW 2)
supervision

33 kΩ

1) The figure shows how to connect NAMUR, 12V,
24V sensors and voltage-free contact with, or
without, short circuit and open wire detection. But
notice that only one type of sensor power supply
can be distributed from the module at time. The
sensor power can be set to either NAMUR, 12 V
or 24 V.
2) Notice that the NAMUR input connection always
must be used for 12V and 24V signal range when
external resistors are used to achieve short circuit/
open wire supervision.

Channel supervision can be enabled/disabled
for the module (not channel vice).

24 V

L1+ TU830/TU833
L1+
L1L1C1
B1
A1
C2
B2
A2
C3
B3
A3
C4
B4
A4
C5
B5
A5
C6
B6
A6
C7
B7
A7
C8
B8
A8
C9
B9
A9
C10
B10
A10
C11
B11
A11
C12
B12
A12
C13
B13
A13
C14
B14
A14
C15
B15
A15
C16
B16
A16
L2+
L2+
L2L2-

DP840

I1, NAMUR
U1
ZP
I1, 24 V
I1, 12 V
ZP
I2, NAMUR
U2
ZP
I2, 24 V
I2, 12 V
ZP
I3, NAMUR
U3
ZP
I3, 24 V
I3, 12 V
ZP
I4, NAMUR
U4
ZP
I4, 24 V
I4, 12 V
ZP
I5, NAMUR
U5
ZP
I5, 24 V
I5, 12 V
ZP
I6, NAMUR
U6
ZP
I6, 24 V
I6, 12 V
ZP
I7, NAMUR
U7
ZP
I7, 24 V
I7, 12 V
ZP
I8, NAMUR
U8
ZP
I8, 24 V
I8, 12 V
ZP

EM

Figure A-125 DP840 with TU830 MTU Process Connections

466

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Appendix A Specifications

DP840 Incremental Pulse Counter Module

Figure A-126 shows the process connections for DP840 when installed on a TU842 or
TU843 MTU.
PROCESS

24 V
Supply
24 V
sensor
2-wire
24 V
sensor
3-wire

1)

12 V
sensor
2-wire

1) The figure shows how to
connect NAMUR, 12V, 24V
sensors and voltage-free
contact. But notice that only
one type of sensor power
supply can be distributed from
the module at time. The sensor
power supply can be set to
either NAMUR, 12 V or 24 V.

L1+
L1+
L1L1C1
B1
A1,A2
C2
B2
C3
B3
A3,A4
C4
B4
C5
B5
A5,A6
C6
B6
C7
B7
A7,A8
C8
B8
C9
B9
A9,A10
C10
B10
C11
B11
A11,A12
C12
B12
C13
B13
A13,A14
C14
B14
C15
B15
A15,A16
C16
B16
L2+
L2+
L2L2-

TU842/TU843
DP840

I1, NAMUR
U1
ZP
I1, 24 V
I1, 12 V
I2, NAMUR
U2
ZP
I2, 24 V
I2, 12 V
I3, NAMUR
U3
ZP
I3, 24 V
I3, 12 V
I4, NAMUR
U4
ZP
I4, 24 V
I4, 12 V
I5, NAMUR
U5
ZP
I5, 24 V
I5, 12 V
I6, NAMUR
U6
ZP
I6, 24 V
I6, 12 V
I7, NAMUR
U7
ZP
I7, 24 V
I7, 12 V
I8, NAMUR
U8
ZP
I8, 24 V
I8, 12 V

EM

DP840

I1, NAMUR
U1
ZP
I1, 24 V
I1, 12 V

I8, NAMUR
U8
ZP
I8, 24 V
I8, 12 V

EM

Figure A-126 DP840 with TU842 or TU843 MTU Process Connections

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DP840 Incremental Pulse Counter Module

Appendix A Specifications

Figure A-127 shows the process connections for DP840 when installed on a TU844 or
TU845 MTU.
PROCESS

24 V
Supply
NAMUR
sensor

4.7 kΩ
1)
15 kΩ
10 kΩ
1)
33 kΩ

12 V
SC/OW
supervision
24V
SC/OW
supervision

1) The figure shows how to connect
NAMUR, voltage-free contact
with short circuit and open wire
detection. But notice that only one
type of sensor power supply can
be distributed from the module at
time. The sensor power supply
can be set to either NAMUR, 12 V
or 24 V.

Channel supervision can be
enabled/disabled for the module
(not channel vice).

TU844 or TU845
L1+
L1+
L1L1Shunt
sticks
B1
B2
A1,A2
B3
B4
A3,A4
B5
B6
A5,A6
B7
B8
A7,A8
B9
B10
A9,A10
B11
B12
A11,A12
B13
B14
A13,A14
B15
B16
A15,A16
L2+
L2+
L2L2-

DP840

U1
I1, NAMUR
ZP
U2
I2, NAMUR
ZP
U3
I3, NAMUR
ZP
U4
I4, NAMUR
ZP
U5
I5, NAMUR
ZP
U6
I6, NAMUR
ZP
U7
I7, NAMUR
ZP
U8
I8, NAMUR
ZP

EM

DP840

U1
I1, NAMUR
ZP

U8
I8, NAMUR
ZP

EM

Figure A-127 DP840 with TU844 or TU845 MTU Process Connections

468

3BSE 020 924R4101

Appendix A Specifications

TU805 Terminal Unit

A.39 TU805 Terminal Unit
A.39.0.1 Features

•

Enables 2- and 3-wire
connections of process signals.

•

Direct mounting on the I/O
module.

•

Requires no extra space.

A.39.0.2 Description

The TU805 is a 16 channel 50 V terminal unit for the S800L I/O modules DI801
and DO801. The Terminal Unit is a passive unit for distribution of external process
power.
The module has 2 x 2 connections for external power and 2 x 16 connections for
distribution.

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TU805 Terminal Unit

Appendix A Specifications

A.39.0.3 Technical Data

Table A-82 TU805 Compact MTU Specifications
Item
Process Connections

Value
18
2 x 2 Process power terminals
2 x 16 Process power distribution
terminals

Rated maximum continuous current per 1 A
terminal
Acceptable Wire Sizes

Solid: 0.2 - 1.5 mm2
Stranded: 0.2 - 1.5 mm2,
24- 16 AWG
Recommended torque
0.3 Nm

470

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

85 mm (3.35”)

Depth

39 mm (1.54”) including connector,
30 mm (1.18”) installed

Height

31,5 mm (1.24”)

Weight

0.05 kg (0.11 lbs.)

3BSE 020 924R4101

Appendix A Specifications

TU805 Terminal Unit

A.39.0.4 Block Diagram TU805
_

TU805

L

+
L
1

1
2
2
3
3
4
4
5
5
24 V
L+
L-

6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
L
L

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TU810 Compact MTU

Appendix A Specifications

A.40 TU810 Compact MTU

Connections to ModuleBus and I/O
modules

•

Mechanical keying prevents insertion
of the wrong I/O module

•

Latching device to DIN rail for
grounding

•

DIN rail mounting.

•

Also in a G3 compliant version.

A

E
F

•

D

Up to 16 channels of field signals and
process power connections
D

•

A

Row C

L1+ C1 2

3

4

5

6

B

Compact installation of I/O modules
using one-wire connections

C

•

B

50 Volt applications - use with AI810,
AI820, AI830, AI835, AI845, AO810,
AO820, AO845, DI810, DI811,
DI814, DI830, DI831, DI840, DI880,
DI885, DO810, DO814, DO815,
DO840, DO880, DP820 and DP840
I/O modules

C

•

E
F

A.40.0.1 Features

7 C8 L2+

A.40.0.2 Description

The TU810 is a 16 channel 50 V compact
module termination unit (MTU) for the
S800 I/O. The MTU is a passive unit used
for connection of the field wiring to the I/O
modules. It also contains a part of the
ModuleBus.

472

Row B
Row A

L1+ B1 2
L1- A1 2

3
3

4
4

5
5

6
6

7 B8 L2+
7 A8 L2-

3BSE 020 924R4101

Appendix A Specifications

TU810 Compact MTU

The TU810 MTU can have up to 16 I/O channels and two process voltage
connections. The maximum rated voltage is 50 V and maximum rated current is 2A
per channel. Two mechanical keys are used to configure the MTU for different
types of I/O modules.
The MTU distributes the ModuleBus to the I/O module and to the next MTU. It also
generates the correct address to the I/O module by shifting the outgoing position
signals to the next MTU.
Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
The process signal terminals are divided into 2 equal and individually isolated
groups. Each group consists of 8 I/O connections, one process voltage connection
and 5 common L- connections.
The top part of the MTU can be removed to replace the termination board even with
an operational system. Such a need can be caused by a damaged terminal screw.

3BSE 020 924R4101

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TU810 Compact MTU

Appendix A Specifications

A.40.0.3 Technical Data

Table A-83 TU810 Compact MTU Specifications
Item
Process Connections

Value
30
up to 16 I/O channels
2 x 2 Process power terminals
5 x 2 Process power 0 V

Rated maximum continuous current per 2 A
I/O channel
Rated maximum continuous current per 5 A
process voltage connection (L+)
ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Acceptable Wire Sizes

Solid: 0.2 - 4 mm2
Stranded: 0.2 - 2.5 mm2,
24 - 12 AWG
Recommended torque
0.5 - 0.6 Nm

474

Mechanical Keys (2)

36 different combinations

I/O Module Lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

G3 compliant version

According to ISA-S71.04. Marked with
“Z” in the type designation.

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

64 mm (2.52”) including connector, 58.5
mm (2.3”) edge to edge installed

3BSE 020 924R4101

Appendix A Specifications

TU810 Compact MTU

Table A-83 TU810 Compact MTU Specifications (Continued)
Item

Value

Depth

64 mm (2.52”) including terminals

Height

170 mm (6.7”) including latch

Weight

0.17 kg (0.37 lbs.)

3BSE 020 924R4101

475

TU810 Compact MTU

Appendix A Specifications

A.40.0.4 Connections

Table A-84 TU810 Process Connection Screw Terminals (X1)
Position

Row B

Row C

1

L1-

L1+

L1+

2

A1 (L1-)

B1

C1

3

2 (L1-)

2

2

4

3 (L1-)

3

3

5

4 (L1-)

4

4

6

5 (L2-)

5

5

7

6 (L2-)

6

6

8

7 (L2-)

7

7

9

A8 (L2-)

B8

C8

L2-

L2+

L2+

10

476

Row A

3BSE 020 924R4101

Appendix A Specifications

TU810 Compact MTU

A.40.0.5 Block Diagram TU810
TU810

C

ModuleBus Connector
C/4 Male

A

B

I/O module
UP1

UP1

EM

ZP1

I1

ZP1

I1 1
I 21

I2

BLOCK

ZP11
I3

I4 2
ZP12

Module Process Connector

ModuleBus Connector Metral Female
3
/
/ 3

2
/

2
/

7
/

I3 2

I4
I5

I5 3
I6 3

I6
I7

I8 4

I8
I9
I 10

I9 5

I 11
I 12

I 11 6

I 13
I 14

I 13 7

I 15

I 15 8

I16

ZP1 3

I7 4

ZP1 4
I 10 5

ZP2 5

I 12 6
ZP2 6
I 14 7

ZP2 7

I 16 8

UP2
+5V
0V

+24V, 0V24

POS 0 - 6
POWOK
DAT, DAT-N

ZP2 8

ModuleBus Connector
R/4 Female

3BSE 020 924R4101

ZP2

UP2
ZP2

EM

477

TU811 Compact MTU

Appendix A Specifications

A.41 TU811 Compact MTU
A.41.0.1 Features

250 Volt applications - use with
DI820, DI821, DO820, and DO821
I/O modules

•

Compact installation of I/O modules

•

Up to 8 isolated channels of field
signals

•

Connections to ModuleBus and I/O
modules

•

Mechanical keying prevents insertion
of the wrong I/O module

•

Latching device to DIN rail for
grounding

•

DIN rail mounting.

•

Also in a G3 compliant version.

E
F

•

D

A

E
F

B

C

D

A
B

C

A.41.0.2 Description

The TU811 is a 8 channel 250 V compact
module termination unit (MTU) for the
S800 I/O. The MTU is a passive unit used
for connection of the field wiring to the
I/O modules. It also contains a part of the
ModuleBus.

Row C
Row B

C

2

B1
A1 2

4
3

6
5

3

4

C8
7

5

6

B
7 A8

Row A
The TU811 MTU can have up to 8 I/O
channels. The maximum rated voltage is
250 V and maximum rated current is 3 A
per channel. Two mechanical keys are used to configure the MTU for different types
of I/O modules.

478

3BSE 020 924R4101

Appendix A Specifications

TU811 Compact MTU

The MTU distributes the ModuleBus to the I/O module and to the next MTU. It also
generates the correct address to the I/O module by shifting the outgoing position
signals to the next MTU.
Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
The process signal terminals has 8 individually isolated I/O channels. Each channel
has two connections.
The TU811 is primarily intended for modules with individually isolated channels.
The top part of the MTU can be removed to replace the termination board even with
an operational system. Such a need can be caused by a damaged terminal screw.

3BSE 020 924R4101

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TU811 Compact MTU

Appendix A Specifications

A.41.0.3 Technical Data

Table A-85 TU811 Compact MTU Specifications
Item
Process connections

Value
16
up to 8 I/O channels
(2 terminals per channel)

Rated maximum continuous current per 3 A
I/O channel
ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Acceptable wire sizes

Solid: 0.2 - 4 mm2
Stranded: 0.2 - 2.5 mm2, 24 - 12 AWG
Recommended torque 0.5 - 0.6 Nm

480

Mechanical keys (2)

36 different combinations

I/O Module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

G3 compliant version

According to ISA-S71.04. Marked with
“Z” in the type designation.

Rated insulation voltage

250 V

Dielectric test voltage

2000 V a.c.

Width

64 mm (2.52”) including connector, 58.5
mm (2.3”) edge to edge installed

Depth

64 mm (2.52”), including terminals

Height

170 mm (6.7”) including latch

Weight

0.17 kg (0.37 lbs.)

3BSE 020 924R4101

Appendix A Specifications

TU811 Compact MTU

A.41.0.4 Connections

Table A-86 TU811 Process Connection Screw Terminals (X1)
Position (1)

Row A

Row B

Row C

1

NC

NC

NC

2

A1

B1

NC

3

2

NC

C2

4

3

3

NC

5

4

NC

4

6

5

5

NC

7

6

NC

6

8

7

7

NC

9

A8

NC

C8

10

NC

NC

NC

(1) All positions marked NC are not mounted in the connector.

3BSE 020 924R4101

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TU811 Compact MTU

Appendix A Specifications

A.41.0.5 Block Diagram TU811
TU811
ModuleBus Connector
C/4 Male

C

I/O module

B
S1 1

I 1.1
I 1.2

EM

I 2.1

S2 1
S3 2

I 2.2

S4 2
S5 3

I 3.2

Module Process Connector

ModuleBus Connector Metral Female

BLOCK

I 3.1

I 4.1

S6 3
S7 4

I 4.2

S8 4
S9 5

I 5.1

S10 5

I 5.2
I 6.1

S11 6

I 6.2

S12 6
S13 7

I 7.1

2

I 8.1
I 8.2

+5V
0V

+24V, 0V24

S14 7

3
/
/ 3

/

/

7
/

2

I 7.2

POS 0 - 6
POWOK
DAT, DAT-N

A

S15 8
S16 8

EM

ModuleBus Connector
R/4 Female

482

3BSE 020 924R4101

Appendix A Specifications

TU812 Compact MTU

A.42 TU812 Compact MTU

50 Volt applications - use with AI810,
AI820, AI830, AI835, AI845, AO810,
AO820, AO845, DI810, DI811, DI814,
DI830, DI831, DI840, DI880, DI885,
DO810, DO814, DO840, DO880,
DP820 and DP840 I/O modules

•

Compact installation of I/O modules
using D-sub connector.

•

Connections to ModuleBus and I/O
modules

•

Mechanical keying prevents insertion
of the wrong I/O module

D

•

E
F

A.42.0.1 Features

A

E
F

D

DIN rail mounting.

A
B

•

C

Latching device to DIN rail for
grounding

B

C

•

A.42.0.2 Description

The TU812 is a 50 V compact module
termination unit (MTU) for the S800 I/O
system with 16 signal connections. The
MTU is a passive unit used for connection of
the field wiring. It also contains a part of the
ModuleBus.
The TU812 MTU can have up to 16 I/O
signals. The maximum rated voltage is 50 V
and maximum rated current is 2A per
channel. The MTU distributes the ModuleBus to the I/O module and to the next
MTU. It also generates the correct address to the I/O module by shifting the
outgoing position signals to the next MTU.

3BSE 020 924R4101

483

TU812 Compact MTU

Appendix A Specifications

Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
The process signal connector is a D-Sub 25 pin (male).
The top part of the MTU can be removed to replace the termination board even with
an operational system. Such a need can be caused by a damaged terminal screw.

484

3BSE 020 924R4101

Appendix A Specifications

TU812 Compact MTU

A.42.0.3 Technical Data

Table A-87 TU812 Compact MTU Specifications
Item
Process connections

Value
25 pin (male) D-Sub connector
up to 16 I/O signals

Rated maximum continuous current per 2 A
I/O channel
ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Mechanical keys (2)

36 different combinations

I/O Module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140;
(earth protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

64 mm (2.52”) including connector, 58.5
mm (2.3”) edge to edge installed

Depth

64 mm (2.52”), including terminals

Height

170 mm (6.7”) including latch

Weight

0.17 kg (0.37 lbs.)

Rated max. continuos current per
process voltage connection Up/Zp.

5A

3BSE 020 924R4101

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TU812 Compact MTU

Appendix A Specifications

A.42.0.4 Connections

Table A-88 TU812 Process Connection D-Sub Connector (X1)

486

Position

Row A

1

UP1

2

ZP1

3

S1

4

S3

5

S5

6

S7

7

S9

8

S11

9

S13

10

S15

11

UP2

12

ZP2

13

EM

14

UP1

15

ZP1

16

S2

17

S4

18

S6

19

S8

20

S10

21

S12

22

S14

3BSE 020 924R4101

Appendix A Specifications

TU812 Compact MTU

Table A-88 TU812 Process Connection D-Sub Connector (X1) (Continued)

3BSE 020 924R4101

Position

Row A

23

S16

24

UP2

25

ZP2

487

TU812 Compact MTU

Appendix A Specifications

A.42.0.5 Block Diagram TU812
TU812
ModuleBus Connector
C/4 Male

I/O module

UP1

UP1 1
UP1 14

EM

ZP1

3
/
/ 3

2
/

Module Process Connector

Ch1

S1 3

Ch2

S2 16

Ch3

S3 4

Ch4

S4 17

Ch5

S5 5

Ch6

S6 18

Ch7

S7 6

Ch8

S8 19

Ch9

S9 7

Ch10

S10 20

Ch11

S11 8

Ch12

S12 21

Ch13

S13 9

Ch14

S14 22

Ch15

S15 10

Ch16

S16 23

UP2

UP2 11

ZP2
+5V
0V

/

2

ModuleBus Connector Metral Female

BLOCK

ZP1 15

UP2 24
+24V, 0V24

7
/

POS 0 - 6
POWOK
DAT, DAT-N

ZP1 2

ZP2 12
ZP2 25

EM

EM 13

ModuleBus Connector
R/4 Female

488

3BSE 020 924R4101

Appendix A Specifications

TU813 Compact MTU

A.43 TU813 Compact MTU
A.43.0.1 Features

•

250 Volt applications - use with DI820,
DI821, DI825, DO820, DO821 and AI825
I/O modules

•

Compact installation of I/O modules

•

Up to 8 isolated channels of field signal
connections with crimped snap-in
connectors.

•

Connections to ModuleBus and I/O
modules

•

Mechanical keying prevents insertion of
the wrong I/O module

•

Latching device to DIN rail for grounding

•

DIN rail mounting.

A.43.0.2 Description

The TU813 is a 8 channel 250 V compact
module termination unit (MTU) for the S800
I/O. The TU813 has three rows of crimp snapin connectors for field signals and process
power connections. The MTU is a passive unit
used for connection of the field wiring to the
I/O modules. It also contains a part of the
ModuleBus.
The maximum rated voltage is 250 V and
maximum rated current is 3 A per channel. Two mechanical keys are used to
configure the MTU for different types of I/O modules.

3BSE 020 924R4101

489

TU813 Compact MTU

Appendix A Specifications

The MTU distributes the ModuleBus to the I/O module and to the next MTU. It also
generates the correct address to the I/O module by shifting the outgoing position
signals to the next MTU.
Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
The MTU has a mechanical locking mechanism that locks the I/O module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the I/O module in its init state until it is locked in its position.
The process signal terminals has 8 individually isolated I/O channels. Each channel
has two connections.
The TU813 is primarily intended for modules with individually isolated channels.
The top part of the MTU can be removed to replace the termination board even with
an operational system. Such a need can be caused by a damaged terminal.
Crimp terminals are provided for connection to field wiring and insertion into the 3
snap-on connectors. Once the contacts are correctly placed in the connectors, the
cable can be easily inserted and removed without future wiring errors. This
assembly function can be performed before the cables are delivered to the site.
Crimp snap in connectors are not included in TU813.

To provide protection of Hazardous Voltage all plugs must be connected.

490

3BSE 020 924R4101

Appendix A Specifications

TU813 Compact MTU

A.43.0.3 Technical Data

Table A-89 TU813 Compact MTU Specifications
Item
Process connections

Value
16
up to 8 I/O channels
(2 terminals per channel)

Rated maximum continuous current per 3 A
I/O channel
ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Stranded: 0.2 - 0.5 mm2, 24 - 20 AWG
Acceptable wire sizes
0.5 - 1.0 mm2, 20 - 18 AWG
attached to crimped snap-in connectors
(1)
1.5 - 2.5 mm2, 16 - 14 AWG
(3)
Mechanical keys (2)

36 different combinations

I/O Module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

250 V

Insulation test voltage
Channel to EM

2300 V a.c.

Channel to Channel

1350 V a.c.

24 V modulebus to EM

500 V a.c.

Width

64 mm (2.52”) including connector, 58.5
mm (2.3”) edge to edge installed

Depth

64 mm (2.52”), including terminals

Height

170 mm (6.7”) including latch

Weight

0.17 kg (0.37 lbs.)

3BSE 020 924R4101

491

TU813 Compact MTU

Appendix A Specifications

(1) Supplied by Phoenix Contact:
Cable plug
Crimp snap in connector:

Crimping tool:
Remove insulation tool:

492

1808890
1879531
3190564
3190551
1204038
1204384

MSTBC 2.5/8/STZF-5.08
MSTBC-MT 0.2 -0.5 or
MSTBC-MT 0.5-1.0 or
MSTBC-MT 1.5-2.5
CRIMPFOX MT 2.5
QUICK WIREFOX 6

3BSE 020 924R4101

Appendix A Specifications

TU813 Compact MTU

A.43.0.4 Connections

Table A-90 TU813 Process Connection Screw Terminals (X1)
Position (1)

Row A

Row B

Row C

1

NC

NC

NC

2

A1

B1

NC

3

2

NC

C2

4

3

3

NC

5

4

NC

4

6

5

5

NC

7

6

NC

6

8

7

7

NC

9

A8

NC

C8

10

NC

NC

NC

FE

(1) All positions marked NC are not mounted in the connector.

D

FE

B
C

A

D

B
C

A

Contact crimping tool
for installation is not supplied.
Phoenix part - CRIMPFOX MT2.5

Connection is made with
removable contacts crimped
to the wires

3BSE 020 924R4101

493

TU813 Compact MTU

Appendix A Specifications

A.43.0.5 Block Diagram TU813
TU813
ModuleBus Connector
C/4 Male

C

I/O module

B
S1 1

I 1.1
I 1.2

EM

I 2.1

S2 1
S3 2

I 2.2

S4 2
S5 3

I 3.2

Module Process Connector

ModuleBus Connector Metral Female

BLOCK

I 3.1

I 4.1

S6 3
S7 4

I 4.2

S8 4
S9 5

I 5.1

S10 5

I 5.2
I 6.1

S11 6

I 6.2

S12 6
S13 7

I 7.1

2

I 8.1
I 8.2

+5V
0V

+24V, 0V24

S14 7

3
/
/ 3

/

/

7
/

2

I 7.2

POS 0 - 6
POWOK
DAT, DAT-N

A

S15 8
S16 8

EM

ModuleBus Connector
R/4 Female

494

3BSE 020 924R4101

Appendix A Specifications

TU814 Compact MTU

A.44 TU814 Compact MTU

Connections to ModuleBus and I/O
modules

•

Mechanical keying prevents insertion
of the wrong I/O module

•

Latching device to DIN rail for
grounding

•

DIN rail mounting.

A

E
F

•

D

Up to 16 channels of field signals and
process power connections with
crimped snap-in connectors

D

•

A
B

Compact installation of I/O modules
using one-wire connections

C

•

B

50 Volt applications - use with AI810,
AI820, AI830, AI835, AI845, AO810,
AO820, AO845, DI810, DI811,
DI814, DI830, DI831, DI840, DI880,
DI885, DO810, DO814, DO815,
DO840, DO880, DP820 and DP840
I/O modules

C

•

E
F

A.44.0.1 Features

Row C

A.44.0.2 Description
Row B

The TU814 is a 16 channel 50 V compact
module termination unit (MTU) for the
Row A
S800 I/O. The TU814 has three rows of
crimp snap-in connectors for field signals
and process power connections. The MTU
Snap-on connector positions
is a passive unit used for connection of the
field wiring to the I/O modules. It also contains a part of the ModuleBus.

3BSE 020 924R4101

495

TU814 Compact MTU

Appendix A Specifications

The TU814 MTU can have up to 16 I/O channels and two process voltage
connections. The maximum rated voltage is 50 V and maximum rated current is 2 A
per channel. Two mechanical keys are used to configure the MTU for different
types of I/O modules.
The MTU distributes the ModuleBus to the I/O module and to the next MTU. It also
generates the correct address to the I/O module by shifting the outgoing position
signals to the next MTU.
Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
The process signal terminals are divided into 2 equal and individually isolated
groups. Each group consists of 8 I/O connections, 2 process voltage connection and
5 common L- connections.
The top part of the MTU can be removed to replace the termination board even with
an operational system. Such a need can be caused by a damaged terminal screw.
Crimp terminals are provided for connection to field wiring and insertion into the 3
snap-on connectors. Once the contacts are correctly placed in the connectors, the
cable can be easily inserted and removed without future wiring errors. This
assembly function can be performed before the cables are delivered to the site.
Cable plugs and crimp snap in connectors are not included in TU814.

496

3BSE 020 924R4101

Appendix A Specifications

TU814 Compact MTU

A.44.0.3 Technical Data

Table A-91 TU814 Compact MTU Specifications
Item
Process connections

Value
30
up to 16 I/O channels
2 x 2 process power terminals
2 x 5 process power 0 V

Rated maximum continuous current per 2 A
I/O channel
Rated maximum continuous current per 5 A
process voltage connection (L+)
ModuleBus:
Maximum 5 V current distribution:
Maximum 24V current distribution:

1.5 A
1.5 A

Acceptable wire sizes
Stranded: 0.2 - 0.5 mm2, 24 - 20 AWG
attached to crimped snap-in connectors
0.5 - 1.0 mm2, 20 - 18 AWG
(1)
(3)
1.5 - 2.5 mm2, 16 - 14 AWG
Mechanical keys (2)

36 different combinations

I/O module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

64 mm (2.52”) including connector, 58.5
mm (2.3”) edge to edge installed

Depth

64 mm (2.52”), including terminals

Height

170 mm (6.7”) including latch

Weight

0.17 kg (0.37 lbs.)

3BSE 020 924R4101

497

TU814 Compact MTU

Appendix A Specifications

(1) Supplied by Phoenix Contact:
Cable plug
Crimp snap in connector:

Crimping tool:
Remove insulation tool:

498

1808890
1879531
3190564
3190551
1204038
1204384

MSTBC 2.5/10-ST-5.08
MSTBC-MT 0.2-0.5 or
MSTBC-MT 0.5-1.0 or
MSTBC-MT 1.5-2.5
CRIMPFOX MT 2.5
QUICK WIREFOX 6

3BSE 020 924R4101

Appendix A Specifications

TU814 Compact MTU

A.44.0.4 Connections

Table A-92 TU814 Process Connection Crimp Connector (X1)
Position

Row A

Row B

Row C

1

L1-

L1+

L1+

2

A1 (L1-)

B1

C1

3

2 (L1-)

2

2

4

3 (L1-)

3

3

5

4 (L1-)

4

4

6

5 (L2-)

5

5

7

6 (L2-)

6

6

8

7 (L2-)

7

7

9

A8 (L2-)

B8

C8

L2-

L2+

L2+

FE

10

D

FE

B
C

A

D

B
C

A

Contact crimping tool
for installation is not supplied.
Phoenix part - CRIMPFOX MT2.5

Connection is made with
removable contacts crimped
to the wires

3BSE 020 924R4101

499

TU814 Compact MTU

Appendix A Specifications

A.44.0.5 Block Diagram TU814
TU814

C

ModuleBus Connector
C/4 Male

B

A

I/O module
UP1

UP1

EM

ZP1

I1

ZP1

I1 1
I2 1

I2

BLOCK

ZP1 1
I3

I4 2
ZP12

I5
Module Process Connector

ModuleBus Connector Metral Female
2

3
/
/ 3

/

2
/

7
/

I3 2

I4
I5 3

I6 3

I6
I7

I7 4

I8
I9
I 10

I8 4
ZP1 4

I9 5
I 10 5

I 11
I 12

I 11

I 13
I 14

I 13 7

I 15

I 15 8

I 16

ZP1 3

ZP2 5

I 12 6
ZP2 6
I 14 7

ZP2 7

I 16 8

UP2
+5V
0V

+24V, 0V24

POS 0 - 6
POWOK
DAT, DAT-N

ZP2 8

ModuleBus Connector
R/4 Female

500

ZP2

UP2
ZP2

EM

3BSE 020 924R4101

Appendix A Specifications

TU830 Extended MTU

Row C

Row B

5
6
6

6
7

7

7
8

E
F

B

D

A
B

C

9 10 11 12 13 14 15 16 L2+L2+

9 10 11 12 13 14 15 16 L2- L2-

E
F

8

8

3BSE 020 924R4101

A
C

DIN rail mounting.

9 10 11 12 13 14 15 C1619 20

•

4

Latching device to DIN rail
for grounding

3

•

C1 2

Mechanical keying prevents
insertion of the wrong I/O
module

5

•

4

Connections to ModuleBus
and I/O modules

3

•

2

Up to 16 channels of field
signals and process power
connections

L1+L1+ 1

•

5

Complete installation of I/O
modules using 3-wire
connections, fuses and field
power distribution

4

•

3

50 Volt applications - use
with AI810, AI820, AI830,
AI835, AI843, AI845,
AO810, AO820, AO845,
DI810, DI811, DI814,
DI830, DI831, DI840,
DI880, DI885, DO810,
DO814, DO815, DO840,
DO880, DP820 and DP840
I/O modules

L1- L1- A1 2

•

D

A.45.0.1 Features

Row A

A.45 TU830 Extended MTU

Fuse Holder

501

TU830 Extended MTU

Appendix A Specifications

A.45.0.2 Description

The TU830 is a 16 channel 50 V extended module termination unit (MTU) for the
S800 I/O. The MTU is a passive unit used for connection of the field wiring to the
I/O modules. It also contains a part of the ModuleBus.
The TU830 MTU can have up to 16 I/O channels and two process voltage
connections. Each channel has two I/O connections and one ZP connection. The
process voltage can be connected to two individually isolated groups. Each group
has a 6.3 A fuse. The maximum rated voltage is 50 V and maximum rated current is
2 A per channel. It is recommended that the fuse rating be chosen to meet the
applications needs.
The MTU distributes the ModuleBus to the I/O module and to the next MTU. It also
generates the correct address to the I/O module by shifting the outgoing position
signals to the next MTU.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
The process signal terminals are divided into 2 equal and individually isolated
groups. Each group consists of 8 I/O channels, process voltage connection and a
6.3 A fuse (as delivered). Each I/O channel has two I/O connections and one ZP
connection. For input modules, field power is provided by the B-row.

502

3BSE 020 924R4101

Appendix A Specifications

TU830 Extended MTU

A.45.0.3 Technical Data

Table A-93 TU830 Extended MTU Specifications
Item
Process Connections

Value
56
up to 16 I/O channels
4 Process terminals 6.3 A
10 x 2 Process power 0 V

Rated maximum continuous current per 2 A
I/O channel
Rated maximum continuous current per 5 A
process voltage connection (L+)
ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Fuse (2)

6.3 A (fast glass tube, 5x20 mm)

Acceptable wire sizes

Solid: 0.2 - 4 mm2
Stranded: 0.2 - 2.5 mm2, 24 - 12 AWG
Recommended torque 0.5 - 0.6 Nm

Mechanical keys (2)

36 different combinations

I/O module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

126 mm (5”) including connector,
120.5 mm (4.74”) edge to edge installed

Depth

64 mm (2.52”) including terminals

3BSE 020 924R4101

503

TU830 Extended MTU

Appendix A Specifications

Table A-93 TU830 Extended MTU Specifications (Continued)
Item

504

Value

Height

110 mm (4.3”)

Weight

0.28 kg (0.6 lbs.)

3BSE 020 924R4101

Appendix A Specifications

TU830 Extended MTU

A.45.0.4 Connections

Table A-94 TU830 Process Connection Screw Terminals (X1)
Position (1)

Row A

Row B

Row C

1

L1-

L1+

NC

2

L1-

L1+

NC

3

A1

B1

C1

4

2

2

2

5

3

3

3

6

4

4

4

7

5

5

5

8

6

6

6

9

7

7

7

10

8

8

8

11

9

9

9

12

10

10

10

13

11

11

11

14

12

12

12

15

13

13

13

16

14

14

14

17

15

15

15

18

A16

B16

C16

19

L2-

L2+

NC

20

L2-

L2+

NC

(1) All positions marked NC are not mounted in the connector.

3BSE 020 924R4101

505

TU830 Extended MTU

Appendix A Specifications

A.45.0.5 Block Diagram TU830
TU830

C
ModuleBus Connector
C/4 Male

I/O module

UP1

6.3A

UP1
UP1

ZP1

EM

I1
U1

A

B

ZP1
ZP1
I1 1
U1 1
ZP11

BLOCK

I2

Module Process Connector

ModuleBus Connector Metral Female

ZP12
I3 3

I4
U4

I4 4

I5
U5

I5 5

I6
U6

I6 6

I7
U7

I7 7

I8
U8

I8 8

2

3
/
/ 3

/

2
/

.
.
.
I16
U16

I9 9

U3 3

ZP13

U4 4
ZP14
U5 5

ZP15

U6 6
ZP16
U7 7
U8 8

U9 9

I16 16

ZP17
ZP18

ZP29
.
.
.

U1616
ZP216

+5V
0V

+24V, 0V24

7
/

POS 0 - 6
POWOK
DAT, DAT-N

U2 2

I3
U3

I9
U9

ModuleBus Connector
R/4 Female

506

I 22

U2

UP2
ZP2
EM

6.3A

UP2
UP2
ZP2
ZP2

3BSE 020 924R4101

Appendix A Specifications

TU831 Extended MTU

6

Latching device to DIN rail
for grounding

5

•

4

Mechanical keying prevents
insertion of the wrong I/O
module

3

•

2

Connections to ModuleBus
and I/O modules

B1

•

D

7

A

E
F

B

C

B8

A8

DIN rail mounting.

7

•

E
F

6

Up to 8 isolated channels of
field signals

5

•

4

Greater connection area for
larger wires

3

•

2

250 Volt applications - use
with DI820, DI821, DO820,
and DO821 I/O modules

A1

•

Row B

A.46.0.1 Features

Row A

A.46 TU831 Extended MTU

D
B

C

A.46.0.2 Description

A

The TU831 is a 8 channel 250 V
extended module termination unit
(MTU) for the S800 I/O.
The MTU is a passive unit used
for connection of the field wiring
to the I/O modules. It also contains a part of the ModuleBus.
The TU831 MTU can have up to 8 I/O channels. The maximum rated voltage is
250 V and maximum rated current is 3 A per channel.
The MTU distributes the ModuleBus to the I/O module and to the next MTU. It also
generates the correct address to the I/O module by shifting the outgoing position
signals to the next MTU.

3BSE 020 924R4101

507

TU831 Extended MTU

Appendix A Specifications

The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
The process signal terminals has 8 individually isolated I/O channels. Each channel
has two connections.

508

3BSE 020 924R4101

Appendix A Specifications

TU831 Extended MTU

A.46.0.3 Technical Data

Table A-95 TU831 Compact MTU Specifications
Item
Process connections

Value
16
up to 8 I/O channels
(2 terminals per channel)

Rated maximum continuous current per 3 A
I/O channel
ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Acceptable wire sizes

Solid: 0.2 - 6mm2
Stranded: 0.2 - 4 mm2, 24 - 10 AWG
Recommended torque 0.5 - 0.6 Nm

Mechanical keys (2)

36 different combinations

I/O Module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

250 V

Dielectric test voltage

2000 V a.c.

Width

126 mm (5”) including connector, 120.5
mm (4.74”) edge to edge installed

Depth

64 mm (2.52”) including terminals

Height

110 mm (4.3”)

Weight

0.22 kg (0.48 lbs.)

3BSE 020 924R4101

509

TU831 Extended MTU

Appendix A Specifications

A.46.0.4 Connections

Table A-96 TU831 Process Connection Screw Terminals (X1)

510

Position

Row A

Row B

1

A1

B1

2

2

2

3

3

3

4

4

4

5

5

5

6

6

6

7

7

7

8

A8

B8

3BSE 020 924R4101

Appendix A Specifications

TU831 Extended MTU

A.46.0.5 Block Diagram TU831
TU831
ModuleBus Connector
C/4 Male

B

I/O module
O 1.1

S1 1
S2 1

O 1.2

EM

O 2.1

S3 2
S4 2

O 2.2
S5 3

O 3.2
O 4.1
Module Process Connector

ModuleBus Connector Metral Female

BLOCK

O 3.1

S6 3
S7 4

O 4.2
O 5.1

S8 4
S9 5
S10 5

O 5.2
O 6.1

S11 6

O 6.2
O 7.1

S12 6
S13 7

2
/

/

3
/
/ 3

O 8.2

+5V
0V

+24V, 0V24

POS 0 - 6
POWOK
DAT, DAT-N

7
/

2

O 7.2
O 8.1

A

S14 7
S15 8
S16 8

EM

ModuleBus Connector
R/4 Female

3BSE 020 924R4101

511

TU833 Extended MTU

Appendix A Specifications

A.47 TU833 Extended MTU
A.47.0.1 Features

•

50 Volt applications - use
with AI810, AI820, AI830,
AI835, AI843, AI845,
AO810, AO820, AO845,
DI810, DI811, DI814,
DI830, DI831, DI840,
DI880, DI885, DO810,
DO814, DO815, DO840,
DO880, DP820 and DP840
I/O modules

•

Complete installation of I/O
modules using 3-wire
connections, fuses and field
power distribution.

•

Up to 16 channels of field
signals and process power
connections.

•

Connections to ModuleBus and I/O modules.

•

Mechanical keying prevents insertion of the wrong I/O module.

•

Latching device to DIN rail for grounding.

•

DIN rail mounting.

•

Spring-case terminal

A.47.0.2 Description

The TU833 is a 16 channel 50 V extended module termination unit (MTU) for the
S800 I/O. The MTU is a passive unit used for connection of the field wiring to the
I/O modules. It also contains a part of the ModuleBus.

512

3BSE 020 924R4101

Appendix A Specifications

TU833 Extended MTU

The TU833 MTU can have up to 16 I/O channels and two process voltage
connections. Each channel has two I/O connections and one ZP connection. The
process voltage can be connected to two individually isolated groups. Each group
has a 6.3 A fuse. The maximum rated voltage is 50 V and maximum rated current is
2 A per channel. It is recommended that the fuse rating be chosen to meet the
applications needs.
The MTU distributes the ModuleBus to the I/O module and to the next MTU. It also
generates the correct address to the I/O module by shifting the outgoing position
signals to the next MTU.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
The process signal terminals are divided into 2 equal and individually isolated
groups. Each group consists of 8 I/O channels, process voltage connection and a
6.3 A fuse (as delivered). Each I/O channel has two I/O connections and one ZP
connection. For input modules, field power is provided by the B-row.
The process connection terminals are of spring-case type. Only one wire per
terminal is recommended.

3BSE 020 924R4101

513

TU833 Extended MTU

Appendix A Specifications

A.47.0.3 Technical Data

Table A-97 TU833 Extended MTU Specifications
Item
Process Connections

Value
56
up to 16 I/O channels
4 Process terminals 6.3 A
10 x 2 Process power 0 V

Rated maximum continuous current per 2 A
I/O channel
Rated maximum continuous current per 5 A
process voltage connection (L+)
ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Fuse (2)

6.3 A (fast glass tube, 5x20 mm)

Acceptable wire sizes

Solid: 0.2 - 2.5 mm2, 24 -12 AWG
Stranded: 0.2 - 2.5 mm2, 24 - 12 AWG
Only one wire per terminal

514

Mechanical keys (2)

36 different combinations

I/O module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

126 mm (5”) including connector,
120.5 mm (4.74”) edge to edge installed

Depth

64 mm (2.52”) including terminals

3BSE 020 924R4101

Appendix A Specifications

TU833 Extended MTU

Table A-97 TU833 Extended MTU Specifications (Continued)
Item

Value

Height

105 mm (4.1”)

Weight

0.28 kg (0.6 lbs.)

3BSE 020 924R4101

515

TU833 Extended MTU

Appendix A Specifications

A.47.0.4 Connections

Table A-98 TU833 Process Connection Screw Terminals (X1)
Position (1)

Row A

Row B

Row C

1

L1-

L1+

NC

2

L1-

L1+

NC

3

A1

B1

C1

4

2

2

2

5

3

3

3

6

4

4

4

7

5

5

5

8

6

6

6

9

7

7

7

10

8

8

8

11

9

9

9

12

10

10

10

13

11

11

11

14

12

12

12

15

13

13

13

16

14

14

14

17

15

15

15

18

A16

B16

C16

19

L2-

L2+

NC

20

L2-

L2+

NC

(1) All positions marked NC are not mounted in the connector.

516

3BSE 020 924R4101

Appendix A Specifications

TU833 Extended MTU

A.47.0.5 Block Diagram TU833
TU833

C
ModuleBus Connector
C/4 Male

I/O module

UP1

6.3A

UP1
UP1

ZP1

EM

I1
U1

A

B

ZP1
ZP1
I1 1
U1 1
ZP11

BLOCK

I2

Module Process Connector

ModuleBus Connector Metral Female

ZP12
I3 3

I4
U4

I4 4

I5
U5

I5 5

I6
U6

I6 6

I7
U7

I7 7

I8
U8

I8 8

3
/
/ 3

2
/

2
/

.
.
.
I16
U16

I9 9

U3 3

ZP13

U4 4
ZP14
U5 5

ZP15

U6 6
ZP16
U7 7
U8 8

U9 9

I16 16

ZP17
ZP18

ZP29
.
.
.

U1616
ZP216

+5V
0V

+24V, 0V24

7
/

POS 0 - 6
POWOK
DAT, DAT-N

U2 2

I3
U3

I9
U9

ModuleBus Connector
R/4 Female

3BSE 020 924R4101

I 22

U2

UP2
ZP2
EM

6.3A

UP2
UP2
ZP2
ZP2

517

TU835 Extended MTU

Appendix A Specifications

A.48 TU835 Extended MTU

Latching device to DIN
rail for grounding

•

DIN rail mounting.

E
F

A
B

•

A

C

Mechanical keying
prevents insertion of the
wrong I/O module

L2- L2-

•

X12

B

Connections to
ModuleBus and I/O
modules

C

•

L2+L2+

Process voltage can be
connected to 2 individually
isolated groups

L1+L1+

•

11 12 21 22 31 32 41 42 5152 61 62 71 72 8182

Each channel has one
fused transducer power
terminal and one signal
connection

L1-L1-

•

X11

E
F

Up to 8 channels of field
signals and process power
connections

Row B

•

D

50 Volt applications - use
with the AI810 and AI845
modules

D

•

Row A

A.48.0.1 Features

X13

A.48.0.2 Description

The TU835 is a 8 channel 50 V extended module termination unit (MTU) for the
S800 I/O. The MTU is a passive unit used for connection of the field wiring to the
I/O modules. It also contains a part of the ModuleBus.

518

3BSE 020 924R4101

Appendix A Specifications

TU835 Extended MTU

The TU835 MTU can have up to 8 I/O channels. The maximum rated voltage is 50
V and maximum rated current is 2 A per channel.
The MTU distributes the ModuleBus to the I/O module and to the next MTU. It also
generates the correct address to the I/O module by shifting the outgoing position
signals to the next MTU.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
The process signal terminals has 8 individually isolated I/O channels. Each channel
has two connections: one fused transducer power terminal and one signal
connection. Process voltage can be connected to two individually isolated groups.

3BSE 020 924R4101

519

TU835 Extended MTU

Appendix A Specifications

A.48.0.3 Technical Data

Table A-99 TU835 Compact MTU Specifications
Item

Value

Process connections

16
up to 8 I/O channels
(2 terminals per channel)

Rated maximum continuous current per
I/O channel

2A

ModuleBus:
Maximum 5 current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Fuse (8)

100 mA (fast glass tube, 5x20 mm)

Acceptable wire sizes

Solid: 0.2 - 4 mm2
Stranded: 0.2 - 2.5 mm2, 24 - 12 AWG
Recommended torque 0.5 - 0.6 Nm

520

Mechanical keys (2)

36 different combinations

I/O Module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140;
(earth protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

126 mm (5”) including connector, 120.5
mm (4.74”) edge to edge installed

Depth

64 mm (2.52”) including terminals

Height

110 mm (4.3”)

3BSE 020 924R4101

Appendix A Specifications

TU835 Extended MTU

Table A-99 TU835 Compact MTU Specifications (Continued)
Item

Value

Weight

0.26 kg (0.57 lbs.)

Rated max. continuos current per
process voltage connection Up/Zp.

8A

A.48.0.4 Connections

Table A-100 TU835 Process Power Source Connections (X11, X13)
Position

Row A

Row B

X11 - 1

L1-

L1+

X11 - 2

L1-

L1+

X13 - 1

L2-

L2+

X13 - 2

L2-

L2+

Table A-101 TU835 Process Connection Screw Terminals (X12)
Position

3BSE 020 924R4101

Row A

1

11 (F1, L1+ power)

2

12 (signal)

3

21 (F2, L1+ power)

4

22 (signal)

5

31 (F3, L1+ power)

6

32 (signal)

7

41 (F4, L1+ power)

8

42 (signal)

521

TU835 Extended MTU

Appendix A Specifications

Table A-101 TU835 Process Connection Screw Terminals (X12) (Continued)
Position
9

522

Row A
51 (F5, L2+ power)

10

52 (signal)

11

61 (F6, L2+ power)

12

62 (signal)

13

71 (F7, L2+ power)

14

72 (signal)

15

81 (F8, L2+ power)

16

82 (signal)

3BSE 020 924R4101

Appendix A Specifications

TU835 Extended MTU

A.48.0.5 Block Diagram TU835
TU835
ModuleBus Connector
C/4 Male

I/O module

X11
B
UP1

A

L1+ 1
L1+ 2

ZP1
EM

L1- 1
L1- 2
X12
A
F1

U1

F2 U2

21 3
22 4

F3 U3

31 5
32 6

F4

U4

41 7
42 8

F5

U5

51 9
52 10

F6

U6

61 11
62 12

F7

U7

71 13
72 14

F8

U8

81 15
82 16

S3
S4
S5
S6
S7

X13

3
/
/ 3

2
/

/

7
/

2

S8

B

ZP2
+5V
0V

+24V, 0V24

POS 0 - 6
POWOK
DAT, DAT-N

UP2

ModuleBus Connector
R/4 Female

3BSE 020 924R4101

11 1
2

12

S2

Module Process Connector

ModuleBus Connector Metral Female

BLOCK

S1

A

L2+ 1
L2+ 2
L2- 1
L2- 2

EM
EM

523

TU836 Extended MTU

Appendix A Specifications

A.49 TU836 Extended MTU

•

DIN rail mounting.

A
B

Latching device to DIN rail
for grounding

A

C

•

N2 N2

Mechanical keying prevents
insertion of the wrong I/O
module

L2 L2

•

X12

E
F

Connections to ModuleBus
and I/O modules

E
F

•

B

Process voltage can be
connected to 2 individually
isolated groups

C

•

11 12 21 22 31 32 41 42 51 52 61 62 71 72 81 82

Each channel has one fused
load power terminal and
one signal return
connection

X11

N1 N1

•

Row B

Two groups with 4 channels
of field signals and process
power connections

D

•

D

250 Volt applications - use
with the DO820, and
DO821 modules

L1 L1

•

Row A

A.49.0.1 Features

X13

A.49.0.2 Description

The TU836 is a 8 channel 250 V extended module termination unit (MTU) for the
S800 I/O. The MTU is a passive unit used for connection of the field wiring to the
I/O modules. It also contains a part of the ModuleBus.
The TU836 MTU can have up to 8 I/O channels. The maximum rated voltage is
250 V and maximum rated current is 3 A per channel.

524

3BSE 020 924R4101

Appendix A Specifications

TU836 Extended MTU

The MTU distributes the ModuleBus to the I/O module and to the next MTU. It also
generates the correct address to the I/O module by shifting the outgoing position
signals to the next MTU.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
The process signal terminals are divided into 2 equal and individually isolated
groups. Each groups consists of 4 I/O connections and process voltage connection.
Each channel has two connections: one fused load outlet terminal and one signal
return connection.

3BSE 020 924R4101

525

TU836 Extended MTU

Appendix A Specifications

A.49.0.3 Technical Data

Table A-102 TU836 Extended MTU Specifications
Item

Value

Process connections

16
up to 8 I/O channels
(2 terminals per channel)

Rated maximum continuous current per
process voltage connection (L1, L2, N1, N2)

10 A

Rated maximum continuous current per I/O
channel

3A

ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Fuse (8)

3.15 A (fast glass tube, 5x20 mm)

Acceptable wire sizes

Solid: 0.2 - 4 mm2
Stranded: 0.2 - 2.5 mm2, 24 - 12 AWG
Recommended torque 0.5 - 0.6 Nm

526

Mechanical keys (2)

36 different combinations

I/O Module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

250 V

Dielectric test voltage

2000 V a.c.

Width

126 mm (5”) including connector,
120.5 mm (4.74”) edge to edge installed

Depth

64 mm (2.52”) including terminals

3BSE 020 924R4101

Appendix A Specifications

TU836 Extended MTU

Table A-102 TU836 Extended MTU Specifications (Continued)
Item

Value

Height

110 mm (4.3”)

Weight

0.26 kg (0.57 lbs.)

Connections

Table A-103 TU836 Process Power Source Connections (X11, X13)
Position

Row A

Row B

X11 - 1

N1

L1

X11 - 2

N1

L1

X13 - 1

N2

L2

X13 - 2

N2

L2

Table A-104 TU836 Process Connection Screw Terminals (X12)
Position

3BSE 020 924R4101

Row A

1

11 (F1, L1 power)

2

12 (signal return)

3

21 (F2, L1 power)

4

22 (signal return)

5

31 (F3, L1 power)

6

32 (signal return)

7

41 (F4, L1 power)

8

42 (signal return)

527

TU836 Extended MTU

Appendix A Specifications

Table A-104 TU836 Process Connection Screw Terminals (X12) (Continued)
Position

528

Row A

9

51 (F5, L2 power)

10

52 (signal return)

11

61 (F6, L2 power)

12

62 (signal return)

13

71 (F7, L2 power)

14

72 (signal return)

15

81 (F8, L2 power)

16

82 (signal return)

3BSE 020 924R4101

Appendix A Specifications

TU836 Extended MTU

A.49.0.4 Block Diagram TU836
TU836

X11
ModuleBus Connector
C/4 Male

A

B

I/O module
UP1

L1 1
L1 2

ZP1

N1 1

EM

N1 2
X12
A
F1 S11

S1
BLOCK

12
F2 S21

21 3
22 4

Module Process Connector

ModuleBus Connector Metral Female

S2

2

S3

F3 S31

31 5
32 6

S4

F4 S41

41 7
42 8

S5

F5 S51

51 9
52 10

S6

F6 S61

61 11
62 12

S7

F7 S71

71 13
72 14

S8

F8 S81

81
82

15
16

3
/
/ 3

2
/

2
/

7
/

11 1

UP2
+5V
0V

+24V, 0V24

POS 0 - 6
POWOK
DAT, DAT-N

X13
B

ModuleBus Connector
R/4 Female

3BSE 020 924R4101

ZP2

A

L2 1
L2 2
N2 1
N2 2

EM

529

TU837 Extended MTU

Appendix A Specifications

A.50 TU837 Extended MTU

250 Volt applications - use
with the DO820, and
DO821 modules

•

Allows a mix of isolated
and grouped channels

•

Process voltage return can
be connected to
2 individually isolated
groups

B1

Each channel has two
terminals and one is fused

N1 11 12

•

A1

Up to 8 individually
isolated channels of field
signals and process power
connections

Fuse
Holders

X11

N1 13 14

•

Row B

•

Row A

A.50.0.1 Features

2

2
3

3
4

4

D
E
F

B

C

7

D

A
B

C

B8
25 26 N2

DIN rail mounting

6

•

27 28 N2

Latching device to DIN rail
for grounding

A8

•

7

Mechanical keying prevents
insertion of the wrong I/O
module

A

6

Connections to ModuleBus
and I/O modules

•

E
F

5

5

•

X12

X13

A.50.0.2 Description

The TU837 is a 8 channel 250 V extended module termination unit (MTU) for the
S800 I/O. The MTU is a passive unit used for connection of the field wiring to the
I/O modules. It also contains a part of the ModuleBus.

530

3BSE 020 924R4101

Appendix A Specifications

TU837 Extended MTU

The TU837 MTU can have up to 8 I/O channels. The maximum rated voltage is
250 V and maximum rated current is 3 A per channel.
The MTU distributes the ModuleBus to the I/O module and to the next MTU. It also
generates the correct address to the I/O module by shifting the outgoing position
signals to the next MTU.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
The process signal terminals has 8 individually isolated I/O channels. Each channel
has two connections, one is fused. There are 2 individually isolated groups for
signal return connections.

3BSE 020 924R4101

531

TU837 Extended MTU

Appendix A Specifications

A.50.0.3 Technical Data

Table A-105 TU837 Extended MTU Specifications
Item
Process connections

Value
28
up to 8 I/O channels
(2 terminals per channel)
2 x 6 power common terminals

Rated maximum continuous current per 10 A
signal return connection (N1, N2)
Rated maximum continuous current per 3 A
I/O channel
ModuleBus:
Maximum 5 V current distribution:
Maximum 24 V current distribution:

1.5 A
1.5 A

Fuse (8)

3.15 A (fast glass tube, 5x20 mm)

Acceptable wire sizes
Signal connection
Return connection

Solid: 0.2 - 6 mm
Stranded: 0.2 - 4 mm2, 24 - 10 AWG
Solid: 0.2 - 4 mm
Stranded: 0.2 - 2.5 mm2, 24 - 12 AWG
Recommended torque 0.5 - 0.6 Nm

532

Mechanical keys (2)

36 different combinations

I/O Module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

250 V

Dielectric test voltage

2000 V a.c.

Width

126 mm (5”) including connector, 120.5
mm (4.74”) edge to edge installed

3BSE 020 924R4101

Appendix A Specifications

TU837 Extended MTU

Table A-105 TU837 Extended MTU Specifications (Continued)
Item

Value

Depth

64 mm (2.52”) including terminals

Height

110 mm (4.3”)

Weight

0.26 kg (0.57 lbs.)

3BSE 020 924R4101

533

TU837 Extended MTU

Appendix A Specifications

A.50.0.4 Connections

Table A-106 TU837 Process Power Connection X11
Row A

Row B

Terminal
Signal

Marking

Signal

Marking

1

ZP1

N1

ZP1

N1

2

ZP1

13

ZP1

11

3

ZP1

14

ZP1

12

Table A-107 TU 837 Process Power Connection X13
Row A

Row B

Terminal
Signal

Marking

Signal

Marking

1

ZP2

27

ZP2

25

2

ZP2

28

ZP2

26

3

ZP2

N2

ZP2

N2

Table A-108 TU 837 Process Connection Terminals X12
Row A

Row B

Terminal

534

Signal

Marking

Signal

Marking

1

S21 (F1)

A1

S1

B1

2

S41 (F2)

2

S3

2

3

S61 (F3)

3

S5

3

4

S81 (F4)

4

S7

4

5

S101 (F5)

5

S9

5

6

S121 (F6)

6

S11

6

3BSE 020 924R4101

Appendix A Specifications

TU837 Extended MTU

Table A-108 TU 837 Process Connection Terminals X12 (Continued)
Row A

Row B

Terminal

3BSE 020 924R4101

Signal

Marking

Signal

Marking

7

S141 (F7)

7

S13

7

8

S161 (F8)

A8

S15

B8

535

TU837 Extended MTU

Appendix A Specifications

A.50.0.5 Block Diagram TU837

B
TU837

X11

I/O module

ModuleBus Connector C/4 Male

N1 1

X12
B
S1
S2

A

N1 1

ZP1

A

B1 1
F1

A1 1

S21

EM

11 2
S3
S4

2 2
F2

2 2

S41

S6

3 3
F3

3 3

S61

13 2
Module Process Connector

ModuleBus Connector Metral Female

BLOCK

12 3
S5

S7
S8

4 4
F4

S81

4 4
14 3
5 5

S9
S10

F5 S101

5 5
25 1

S11
S12

6 6
F6

S121

6 6
26 2

3

F7 S141

27 1

S16

B8 8
F8

S161

A8 8
28 2

0V

+5V

7 7

/

3
/

2
/

/

S14

7 7

S15
+24V, 0V24

DAT, DAT-N

POWOK

POS 0 - 6

7
/

2

S13

EM

ZP2

N2 3

ModuleBus Connector R/4 Female
N2 3
A

B
X13

536

3BSE 020 924R4101

Appendix A Specifications

TU838 Extended MTU

A.51 TU838 Extended MTU
A.51.0.1 Features

•

Complete installation of
I/O modules using
3-wire connections, fuses
and field power
distribution

•

Up to 16 channels of field
signals and 8 process
power connections

•

Two channels share one
fused transducer power
terminal

9

Process voltage can be
connected to 2
individually isolated
groups, if the I/O module
supports it

13

Row B

Row A

50 Volt applications - use
with the AI810, AI845,
DI810, DI811, DI814,
DI830, DI831, DI840 and
DI880 modules

5

Module
connector

•

Fuse
Holders

L1
+

L1
L1
+

L1
-

B
1

A
1
2

2
3

3
4

4
5
6

6
7

7
8

8
9
10
11

E
F

10
12

D

11

E
F

14

14

D

15

15

A
B

C

B
16

A
16
L2
+

L2
L2
+

L2
-

•

Connections to
ModuleBus and I/O
modules

•

Mechanical keying
prevents insertion of the wrong I/O module

•

Latching device to DIN rail for grounding

•

DIN rail mounting.

3BSE 020 924R4101

B

13

C

12

•

A

Screw terminals

537

TU838 Extended MTU

Appendix A Specifications

A.51.0.2 Description

The TU838 is a 16 channel 50 V extended module termination unit (MTU) for the
S800 I/O. The MTU is a passive unit used for connection of the field wiring to the
I/O modules. It also contains a part of the ModuleBus.
The TU838 MTU can have up to 16 I/O channels. The maximum rated voltage is
50 V and maximum rated current is 3 A per channel.
The MTU distributes the ModuleBus to the I/O module and to the next MTU. It also
generates the correct address to the I/O module by shifting the outgoing position
signals to the next MTU.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
Two mechanical keys are used to configure the MTU for different types of I/O
modules. This is only a mechanical configuration and it does not affect the
functionality of the MTU or the I/O module. Each key has six positions, which gives
a total number of 36 different configurations. The configuration can be changed
with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
The process signal terminals are divided into two equal and individually isolated
groups. Each group consists of 8 I/O channels, 4 fused transducer power outlets,
4 return connections and process voltage connection. Process voltage can be
connected to two individually isolated groups, only valid if the I/O module supports
that.

538

3BSE 020 924R4101

Appendix A Specifications

TU838 Extended MTU

A.51.0.3 Technical Data

Table A-109 TU838 Extended MTU Specifications
Item
Process connections

Value
40
up to 16 I/O channels
8 fused field power distributions
4 process power
12 process power (0 V)

Rated maximum continuous current per 10 A
process voltage connection
ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Rated max. continuos current per
channel

3A

Fuse (8)

Only on delivery:100 mA (fast glass
tube, 5x20 mm)
Otherwise: Max. 3,5 A

Acceptable wire sizes

Solid: 0.2 - 4 mm2
Stranded: 0.2 - 2.5 mm2, 24 - 12 AWG
Recommended torque 0.5 - 0.6 Nm

Mechanical keys (2)

36 different combinations

I/O Module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

3BSE 020 924R4101

539

TU838 Extended MTU

Appendix A Specifications

Table A-109 TU838 Extended MTU Specifications (Continued)
Item

540

Value

Width

126 mm (5”) including connector, 120.5
mm (4.74”) edge to edge installed

Depth

64 mm (2.52”) including terminals

Height

110 mm (4.3”)

Weight

0.26 kg (0.57 lbs.)

3BSE 020 924R4101

Appendix A Specifications

TU838 Extended MTU

A.51.0.4 Connections

Table A-110 TU838 Process Connection Screw Terminals (X1)
Row A

3BSE 020 924R4101

Row B

L1- (L1- power)

L1+ (L1+ power)

L1- (L1- power)

L1+ (L1+ power)

A1 (F1, L1+)

B1 (signal)

A2 (L1-)

B2 (signal)

A3 (F2, L1+)

B3 (signal)

A4 (L1-)

B4 (signal)

A5 (F3, L1+)

B5 (signal)

A6 (L1-)

B6 (signal)

A7 (F4, L1+)

B7 (signal)

A8 (L1-)

B8 (signal)

A9 (F5, L2+)

B9 (signal)

A10 (L2-)

B10 (signal)

A11 (F6, L2+)

B11 (signal)

A12 (L2-)

B12 (signal)

A13 (F7, L2+)

B13 (signal)

A14 (L2-)

B14 (signal)

A15 (F8, L2+)

B15 (signal)

A16 (L2-)

B15 (signal)

L2- (L2- power)

L2+ (L2+ power)

L2- (L2- power)

L2+ (L2+ power)

541

TU838 Extended MTU

Appendix A Specifications

A.51.0.5 Block Diagram TU838
TU838
I/O module

ModuleBus Connector C/4 Male

B
UP1
ZP1

L1+ 1
L1- 1
L1+ 2

EM

S1
S2
S3

BLOCK

S4
S5

S7
Module Process Connector

ModuleBus Connector Metral Female

S6

S8

S9
S10
S11
S12
S13
S14

/ 3

3
/

B3 5
F2 U2
B4 6
B5 7
F3 U3
B6 8
B7 9
F4 U4
B8 10

B9 11
F5 U5
B1012

L1- 2
A1 3
A2 4
A3 5
A4 6
A5 7
A6 8
A7 9
A8 10

A9 11

A10 12
B1113
F6 U6
A11 13
B1214
A12 14
B1315
F7 U7
A13 15
B1416
A14 16
B1517
F8 U8
A15 17
B1618
A16 18

L2+ 19
L2- 19
L2- 20

0V

2
/

/

B1 3
F1 U1
B2 4

L2+ 20

ModuleBus Connector C/4 Male

542

S16

UP2
ZP2
+5V

+24V, 0V24

POS 0 - 6
POWOK
DAT, DAT-N

7
/

2

S15

A

EM

3BSE 020 924R4101

Appendix A Specifications

TU842 Redundant Horizontal MTU

A.52 TU842 Redundant Horizontal MTU
A.52.0.1 Features

•

50 Volt applications - use
with AI843, AO845, DI840,
DI880, DO840, DO880 and
DP840 I/O modules

•

Complete installation of I/O
modules using
3-wire connections and field
power distribution

•

Up to 16 channels of field
signals and process power
connections

•

Connections to two
ModuleBuses and I/O
modules

•

Mechanical keying prevents
insertion of the wrong I/O
module

•

Latching device to DIN rail
for grounding

•

DIN rail mounting.

A.52.0.2 Description

The TU842 is a 16 channel module termination unit (MTU) for redundant S800 I/O
modules and for mounting on a horizontal DIN rail. The MTU is a passive unit used
for connection of the field wiring to the I/O modules. It also contains a part of the
ModuleBus.
The TU842 MTU can have up to 16 I/O channels and 2+2 process voltage
connections. Each channel has two I/O connections and one ZP connection. The
maximum rated voltage is 50 V and maximum rated current is 3 A per channel.

3BSE 020 924R4101

543

TU842 Redundant Horizontal MTU

Appendix A Specifications

The MTU distributes the two ModuleBuses to each I/O module and to the next
MTU. It also generates the correct address to the I/O modules by shifting the
outgoing position signals to the next MTU.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
Four mechanical keys, two for each I/O module, are used to configure the MTU for
different types of I/O modules. This is only a mechanical configuration and it does
not affect the functionality of the MTU or the I/O module. Each key has six
positions, which gives a total number of 36 different configurations.
The configuration can be changed with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
Each I/O channel has two I/O connections and one ZP connection. For input
modules, field power is provided by the B-row.

544

3BSE 020 924R4101

Appendix A Specifications

TU842 Redundant Horizontal MTU

A.52.0.3 Technical Data

Table A-111 TU842 Redundant Horizontal MTU Specifications
Item
Process Connections

Value
56
up to 16 I/O channels
4 Process terminals
20 Process power 0 V

Rated maximum continuous current per 3 A
I/O channel
Rated maximum continuous current per 10 A
process voltage connection (L+)
ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Acceptable wire sizes

Solid: 0.2 - 4 mm2
Stranded: 0.2 - 2.5 mm2, 24 - 12 AWG
Recommended torque 0.5 - 0.6 Nm

Mechanical keys (2+2)

36 different combinations

I/O module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

131 mm (5.16”) including connector,
124 mm (4.88”) edge to edge installed

Depth

64 mm (2.52”) including terminals

3BSE 020 924R4101

545

TU842 Redundant Horizontal MTU

Appendix A Specifications

Table A-111 TU842 Redundant Horizontal MTU Specifications (Continued)
Item

Value

Height

186.5 mm (7.34”) including locking
device

Weight

0.6 kg (1.3 lbs.)

A.52.0.4 Connections

Table A-112 TU842 Process Connection Screw Terminals (X1)
Position

546

Row A

Row B

Row C

1

L1-

L1+

2

L1-

L1+

3

A1

B1

C1

4

2

2

2

5

3

3

3

6

4

4

4

7

5

5

5

8

6

6

6

9

7

7

7

10

8

8

8

11

9

9

9

12

10

10

10

13

11

11

11

14

12

12

12

15

13

13

13

16

14

14

14

3BSE 020 924R4101

Appendix A Specifications

TU842 Redundant Horizontal MTU

Table A-112 TU842 Process Connection Screw Terminals (X1) (Continued)
Position

3BSE 020 924R4101

Row A

Row B

Row C

17

15

15

15

18

A16

B16

C16

19

L2-

L2+

20

L2-

L2+

547

TU842 Redundant Horizontal MTU

Appendix A Specifications

A.52.0.5 Block Diagram TU842
TU842

C

A

B

MSL
UP1

ModuleBus
Connector

A

L1+
L1+

B
ZP
S1
U1

1

S2
U2

2

S3
U3

3

S4
U4

4

S5
U5

5

S6
U6

6

S7
U7

7

S8
U8

8

S9
U9

9

S10
U10

10

S11
U11

11

S12
U12

12

S13
U13

13

S14
U14

14

S15
U15

15

S16
U16

16

L1L11
1
2
2
3

ModuleBus Process Connector

I/O Module A

ModuleBus Connector

BLOCK

3
4
4
5
5
6
6
7
7
8

8

9
9
10
10
11
11
12
12

UP2
EM

A

B

13
14
14
15
15
16
L2+
L2+

16
L2L2-

- - - - - -

I/O Module B

BLOCK

MSL
UP1
ZP
S1
U1

13

S16
U16
UP2
EM

ModuleBus
Connector

548

3BSE 020 924R4101

Appendix A Specifications

TU843 Redundant Vertical MTU

A.53 TU843 Redundant Vertical MTU
A.53.0.1 Features

•

50 Volt applications - use
with AI843, AO845, DI840,
DI880, DO840, DO880 and
DP840 I/O modules

•

Complete installation of I/O
modules using
3-wire connections and field
power distribution

•

Up to 16 channels of field
signals and process power
connections

•

Connections to two
ModuleBuses and I/O
modules

•

Mechanical keying prevents
insertion of the wrong I/O
module

•

Latching device to DIN rail
for grounding

•

DIN rail mounting.

A.53.0.2 Description

The TU843 is a 16 channel module termination unit (MTU) for redundant S800 I/O
modules and for mounting on a vertical DIN rail. The MTU is a passive unit used
for connection of the field wiring to the I/O modules. It also contains a part of the
ModuleBus.
The TU843 MTU can have up to 16 I/O channels and 2+2 process voltage
connections. Each channel has two I/O connections and one ZP connection. The
maximum rated voltage is 50 V and maximum rated current is 3 A per channel.

3BSE 020 924R4101

549

TU843 Redundant Vertical MTU

Appendix A Specifications

The MTU distributes the two ModuleBuses, one to each the I/O module and to the
next MTU. It also generates the correct address to the I/O modules by shifting the
outgoing position signals to the next MTU.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
Four mechanical keys, two for each module, are used to configure the MTU for
different types of I/O modules. This is only a mechanical configuration and it does
not affect the functionality of the MTU or the I/O module. Each key has six
positions, which gives a total number of 36 different configurations.
The configuration can be changed with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.
Each I/O channel has two I/O connections and one ZP connection. For input
modules, field power is provided by the B-row.

550

3BSE 020 924R4101

Appendix A Specifications

TU843 Redundant Vertical MTU

A.53.0.3 Technical Data

Table A-113 TU843 Redundant Vertical MTU Specifications
Item
Process Connections

Value
56
up to 16 I/O channels
4 Process terminals
20 Process power 0 V

Rated maximum continuous current per 3 A
I/O channel
Rated maximum continuous current per 10 A
process voltage connection (L+)
ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Acceptable wire sizes

Solid: 0.2 - 4 mm2
Stranded: 0.2 - 2.5 mm2, 24 - 12 AWG
Recommended torque 0.5 - 0.6 Nm

Mechanical keys (2+2)

36 different combinations

I/O module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

131 mm (5.16”) including connector,
124 mm (4.88”) edge to edge installed

Depth

64 mm (2.52”) including terminals

3BSE 020 924R4101

551

TU843 Redundant Vertical MTU

Appendix A Specifications

Table A-113 TU843 Redundant Vertical MTU Specifications (Continued)
Item

Value

Height

186.5 mm (7.34”) including locking
device

Weight

0.6 kg (1.3 lbs.)

A.53.0.4 Connections

Table A-114 TU843 Process Connection Screw Terminals (X1)
Position

552

Row A

Row B

Row C

1

L1-

L1+

2

L1-

L1+

3

A1

B1

C1

4

2

2

2

5

3

3

3

6

4

4

4

7

5

5

5

8

6

6

6

9

7

7

7

10

8

8

8

11

9

9

9

12

10

10

10

13

11

11

11

14

12

12

12

15

13

13

13

16

14

14

14

3BSE 020 924R4101

Appendix A Specifications

TU843 Redundant Vertical MTU

Table A-114 TU843 Process Connection Screw Terminals (X1) (Continued)
Position

3BSE 020 924R4101

Row A

Row B

Row C

17

15

15

15

18

A16

B16

C16

19

L2-

L2+

20

L2-

L2+

553

TU843 Redundant Vertical MTU

Appendix A Specifications

A.53.0.5 Block Diagram TU843
TU843

C

A

B

MSL
UP1

ModuleBus
Connector

A

L1+
L1+

B
ZP
S1
U1

1

S2
U2

2

S3
U3

3

S4
U4

4

S5
U5

5

S6
U6

6

S7
U7

7

S8
U8

8

S9
U9

9

S10
U10

10

S11
U11

11

S12
U12

12

S13
U13

13

S14
U14

14

S15
U15

15

S16
U16

16

L1L11
1
2
2
3

ModuleBus Process Connector

I/O Module A

ModuleBus Connector

BLOCK

3
4
4
5
5
6
6
7
7
8

8

9
9
10
10
11
11
12
12

UP2
EM

A

B

13
14
14
15
15
16
L2+
L2+

16
L2L2-

- - - - - -

I/O Module B

BLOCK

MSL
UP1
ZP
S1
U1

13

S16
U16
UP2
EM

ModuleBus
Connector

554

3BSE 020 924R4101

Appendix A Specifications

TU844 Redundant Horizontal MTU

A.54 TU844 Redundant Horizontal MTU
A.54.0.1 Features

•

50 Volt applications - use
with AI845, AI880 and
DP840 modules

•

Complete installation of I/O
modules using
2-wire connections and field
power distribution

•

Up to 8 channels of field
signals and process power
connections

•

Connections to two
ModuleBuses and I/O
modules

•

Mechanical keying prevents
insertion of the wrong I/O
module

•

Latching device to DIN rail
for grounding

•

DIN rail mounting

A.54.0.2 Description

The TU844 is a 8 channel module termination unit (MTU) for redundant S800 I/O
modules and for mounting on a horizontal DIN rail. The MTU is a passive unit used
for connection of the field wiring to the I/O modules. It also contains a part of the
ModuleBus.
The TU844 MTU can have up to 8 I/O channels and 2+2 process voltage
connections. Each channel has two I/O connections and one ZP connection. Input
signals are connected via individual shunt sticks, TY801. The shunt stick is used to

3BSE 020 924R4101

555

TU844 Redundant Horizontal MTU

Appendix A Specifications

choose between voltage and current input. The maximum rated voltage is 50 V and
maximum rated current is 2 A per channel.
The MTU distributes the two ModuleBuses, one to each I/O module and to the next
MTU. It also generates the correct address to the I/O modules by shifting the
outgoing position signals to the next MTU.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
Four mechanical keys, two for each I/O module, are used to configure the MTU for
different types of I/O modules. This is only a mechanical configuration and it does
not affect the functionality of the MTU or the I/O module. Each key has six
positions, which gives a total number of 36 different configurations.
The configuration can be changed with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.

556

3BSE 020 924R4101

Appendix A Specifications

TU844 Redundant Horizontal MTU

A.54.0.3 Technical Data

Table A-115 TU844 Redundant Horizontal MTU Specifications
Item
Process Connections

Value
40
up to 8 I/O channels
4 Process terminals
20 Process power 0 V

Rated maximum continuous current per 2 A
I/O channel
Rated maximum continuous current per 5 A
process voltage connection (L+)
ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Acceptable wire sizes

Solid: 0.2 - 4 mm2
Stranded: 0.2 - 2.5 mm2, 24 - 12 AWG
Recommended torque 0.5 - 0.6 Nm

Mechanical keys (2+2)

36 different combinations

I/O module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

131 mm (5.16”) including connector,
124 mm (4.88”) edge to edge installed

Depth

64 mm (2.52”) including terminals

3BSE 020 924R4101

557

TU844 Redundant Horizontal MTU

Appendix A Specifications

Table A-115 TU844 Redundant Horizontal MTU Specifications (Continued)
Item

Value

Height

186.5 mm (7.34”) including locking
device

Weight

0.6 kg (1.3 lbs.)

A.54.0.4 Connections

Table A-116 TU844 Process Connection Screw Terminals (X1)
Position

558

Row A

Row B

1

L1-

L1+

2

L1-

L1+

3

A1

B1

4

2

2

5

3

3

6

4

4

7

5

5

8

6

6

9

7

7

10

8

8

11

9

9

12

10

10

13

11

11

14

12

12

15

13

13

16

14

14

3BSE 020 924R4101

Appendix A Specifications

TU844 Redundant Horizontal MTU

Table A-116 TU844 Process Connection Screw Terminals (X1) (Continued)
Position

3BSE 020 924R4101

Row A

Row B

17

15

15

18

A16

B16

19

L2-

L2+

20

L2-

L2+

559

TU844 Redundant Horizontal MTU

Appendix A Specifications

A.54.0.5 Block Diagram TU844
TU844
MSL
UP1

ModuleBus
Connector
A

B

Shunt stick

B

A

L1+
L1+

ModuleBus Process Connector

I/O Module A

ModuleBus Connector

BLOCK

ZP
U1

1

S1

2

U2

3

S2

4
5

S3

6

I/O Module B

560

5
6

U4

7

S4

8

U5

9

7
8
9

S5

10

U6

11

S6

12

U7

13

S7

14

U8

15

10
11
12
13
14
15

S8

16

UP2

L2+

16

L2+

L2L2-

MSL
UP1
ZP
U1
S1

BLOCK
B

3
4

- - - - - -

A

2

U3

EM

ModuleBus
Connector

L1L11

U8
S8
UP2
EM

3BSE 020 924R4101

Appendix A Specifications

TU845 Redundant Vertical MTU

A.55 TU845 Redundant Vertical MTU
A.55.0.1 Features

•

50 Volt applications - use
with AI845, AI880 and
DP840 modules

•

Complete installation of I/O
modules using
2-wire connections and field
power distribution

•

Up to 8 channels of field
signals and process power
connections

•

Connections to two
ModuleBuses and I/O
modules

•

Mechanical keying prevents
insertion of the wrong I/O
module

•

Latching device to DIN rail
for grounding

•

DIN rail mounting.

•

Include 8 individual shunt
sticks

A.55.0.2 Description

The TU845 is a 8 channel module termination unit (MTU) for redundant S800 I/O
modules and for mounting on a vertical DIN rail. The MTU is a passive unit used
for connection of the field wiring to the I/O modules. It also contains a part of the
ModuleBus.

3BSE 020 924R4101

561

TU845 Redundant Vertical MTU

Appendix A Specifications

The TU845 MTU can have up to 8 I/O channels and 2+2 process voltage
connections. Each channel has two I/O connections and one ZP connection. Input
signals are connected via individual shunt sticks, TY801. The shunt stick is used to
choose between voltage and current input. The maximum rated voltage is 50 V and
maximum rated current is 2 A per channel.
The MTU distributes the two ModuleBuses, one to each I/O module and to the next
MTU. It also generates the correct address to the I/O modules by shifting the
outgoing position signals to the next MTU.
The MTU can be mounted on a standard DIN rail. It has a mechanical latch that
locks the MTU to the DIN rail. The latch can be released with a screwdriver.
Four mechanical keys, two for each I/O module, are used to configure the MTU for
different types of I/O modules. This is only a mechanical configuration and it does
not affect the functionality of the MTU or the I/O module. Each key has six
positions, which gives a total number of 36 different configurations.
The configuration can be changed with a screwdriver.
The MTU has a mechanical locking mechanism that locks the module in its
position. This mechanism also gives the signal BLOCK to the I/O module that
keeps the module in its init state until it is locked in its position.

562

3BSE 020 924R4101

Appendix A Specifications

TU845 Redundant Vertical MTU

A.55.0.3 Technical Data

Table A-117 TU845 Redundant Vertical MTU Specifications
Item
Process Connections

Value
40
up to 8 I/O channels
4 Process terminals
20 Process power 0 V

Rated maximum continuous current per 2 A
I/O channel
Rated maximum continuous current per 5 A
process voltage connection (L+)
ModuleBus:
Maximum 5 V current distribution
Maximum 24 V current distribution

1.5 A
1.5 A

Acceptable wire sizes

Solid: 0.2 - 4 mm2
Stranded: 0.2 - 2.5 mm2, 24 - 12 AWG
Recommended torque 0.5 - 0.6 Nm

Mechanical keys (2+2)

36 different combinations

I/O module lock

Locks module and enables operation

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection rating

IP20 according to IEC 60529

Rated insulation voltage

50 V

Dielectric test voltage

500 V a.c.

Width

131 mm (5.16”) including connector,
124 mm (4.88”) edge to edge installed

Depth

64 mm (2.52”) including terminals

3BSE 020 924R4101

563

TU845 Redundant Vertical MTU

Appendix A Specifications

Table A-117 TU845 Redundant Vertical MTU Specifications (Continued)
Item

Value

Height

186.5 mm (7.34”) including locking
device

Weight

0.6 kg (1.3 lbs.)

A.55.0.4 Connections

Table A-118 TU845 Process Connection Screw Terminals (X1)
Position

564

Row A

Row B

1

L1-

L1+

2

L1-

L1+

3

A1

B1

4

2

2

5

3

3

6

4

4

7

5

5

8

6

6

9

7

7

10

8

8

11

9

9

12

10

10

13

11

11

14

12

12

15

13

13

16

14

14

3BSE 020 924R4101

Appendix A Specifications

TU845 Redundant Vertical MTU

Table A-118 TU845 Process Connection Screw Terminals (X1) (Continued)
Position

3BSE 020 924R4101

Row A

Row B

17

15

15

18

A16

B16

19

L2-

L2+

20

L2-

L2+

565

TU845 Redundant Vertical MTU

Appendix A Specifications

A.55.0.5 Block Diagram TU845
TU845
MSL
UP1

ModuleBus
Connector
A

B

Shunt stick

B

A

L1+
L1+

ModuleBus Process Connector

I/O Module A

ModuleBus Connector

BLOCK

ZP
U1

1

S1

2

U2

3

S2

4
5

S3

6

I/O Module B

566

5
6

U4

7

S4

8

U5

9

7
8
9

S5

10

U6

11

S6

12

U7

13

S7

14

U8

15

10
11
12
13
14
15

S8

16

UP2

L2+

16

L2+

L2L2-

MSL
UP1
ZP
U1
S1

BLOCK
B

3
4

- - - - - -

A

2

U3

EM

ModuleBus
Connector

L1L11

U8
S8
UP2
EM

3BSE 020 924R4101

Appendix A Specifications

TY801 Shunt Stick

A.56 TY801 Shunt Stick
A.56.0.1 Features

•

Passive unit used for configuration of signal
type.

•

Used with TU844 and TU845 together with
AI845.

Current/voltage
indicator

A.56.0.2 Description

The TY801 Shunt Stick is used to
adjust the input for current or voltage signals.
In the upper corner of the shunt stick there is a part
of the circuit board that is visible. If the visible part
is to the left, the shunt stick is configured for
voltage and if it is to the right it is configured for
current.

3BSE 020 924R4101

567

TY801 Shunt Stick

Appendix A Specifications

A.56.0.3 Technical Data

Table A-119 TY801 Shunt Stick Specifications
Item

568

Value

Module catch

Attaches module MTU TU844/TU845

Internal resistance

2 x 125 Ω, 0.05%

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection Rating

IP20 according to IEC 60529

Rated Insulation Voltage

50 V

Dielectric test voltage

500 V a.c.

Width

11 mm (0.43”)

Depth

15,5 mm (0.61”)

Height

62 mm (2.44”)

Weight

6 g (0.013 lbs.)

3BSE 020 924R4101

Appendix A Specifications

TY801 Shunt Stick

A.56.0.4 Block Diagram TY801

125 Ω
125 Ω

3BSE 020 924R4101

569

TY804 Shunt Stick

Appendix A Specifications

A.57 TY804 Shunt Stick
A.57.0.1 Features

•

Passive unit used for configuration of signal
type.

•

Used on TU844 and TU845 together with
DP840.

Visible part of
circuit board

A.57.0.2 Description

The TY804 Shunt Stick is used to adjust the input
current to a voltage signal.
In the upper corner of the shunt stick there is a part
of the circuit board that is visible. The visible part
shall be turned to the right (current input) when the
shunt stick is mounted.

570

3BSE 020 924R4101

Appendix A Specifications

TY804 Shunt Stick

A.57.0.3 Technical Data

Table A-120 TY804 Shunt Stick Specifications
Item

Value

Module catch

Attaches module MTU TU844/TU845

Internal resistance

1.08 kΩ 1%

Equipment class

Class I according to IEC 61140; (earth
protected)

Protection Rating

IP20 according to IEC 60529

Rated Insulation Voltage

50 V

Dielectric test voltage

500 V a.c.

Width

11 mm (0.43”)

Depth

15,5 mm (0.61”)

Height

62 mm (2.44”)

Weight

6 g (0.013 lbs.)

3BSE 020 924R4101

571

TY804 Shunt Stick

Appendix A Specifications

A.57.0.4 Block Diagram TY804

1 kΩ

572

3BSE 020 924R4101

INDEX
A
AI801 47, 69
AI810 38, 76
AI820 38, 88
AI825 39, 98
AI830 39, 106
AI835 39, 117
AI843 39, 130
AI845 39, 142
AI880 40, 156
AI880A 40, 156
Analog input module
AI801 47, 69
AI810 38, 76
AI820 88
AI825 98
AI830 106
AI835 117
AI843 130
AI845 39, 142
AI880 40, 156
AI880A 40, 156
Analog output module
AO801 48, 164
AO810 40, 172
AO820 182
AO845 40, 192
AO801 48, 164
AO810 40, 172
AO820 40, 182
AO845 40, 192

D

B
Bipolar analog output module
AO820 40

3BSE 020 924R4101

C
Compact MTU 34, 483
TU810 34, 472
TU811 34, 478
TU812 34, 483
TU813 34, 489
TU814 34, 495

DI801 48, 204
DI802 48, 211
DI803 48, 218
DI810 41, 225
DI811 41, 236
DI814 41, 247
DI820 41, 258
DI821 42, 266
DI825 42, 274
DI830 42, 282
DI831 43, 293
DI840 43, 304
DI880 43, 316
DI885 43, 329
Differential analog input module
AI820 38
Digital input module
DI801 48, 204
DI802 48, 211
DI803 48, 218
DI810 41, 225
DI811 41, 236
DI814 41, 247
DI820 258
DI821 42, 266
DI825 42, 274

573

Index

DI830 42, 282
DI831 43, 293
DI840 43, 304
DI880 43, 316
DI885 43, 329
Digital input module, SOE 275, 294, 330
Digital output module
DO801 48, 340
DO802 49, 347
DO810 44, 354
DO814 44, 364
DO815 44, 375
DO820 45, 386
DO821 45, 396
DO840 45, 406
DO880 45, 418
DO801 48, 340
DO802 49, 347
DO810 44, 354
DO814 44, 364
DO815 44, 375
DO820 45, 386
DO821 45, 396
DO840 45, 406
DO880 45, 418
DP820 46, 431
DP840 46, 452

E
Extended MTU
TU830 34, 501, 512
TU831 35, 507
TU833 35
TU835 35, 518
TU836 35, 524
TU837 36, 530
TU838 36, 537

F

Frequency measuring
DP820 46, 431
DP840 46, 452

I
I/O modules
S800 53
S800L 53
I/O station 24
Incremental pulse counter
DP820 46, 431
DP840 46, 452

L
LEDs
S800L I/O module 58
S800M I/O module 55

M
Module termination units 28
ModuleBus master 24
MTU
TU805 469
TU810 472
TU811 478
TU812 483
TU813 489
TU814 495
TU830 501, 512
TU831 507
TU835 518
TU836 524
TU837 530
TU838 537
TU842 36, 543
TU843 37, 549
TU844 37, 555
TU845 37, 561
MTUs 65

FCI 24

574

3BSE 020 924R4101

Index

O
OSP 45

P
Process connection terminals
TU837 534
Process connections
AI801 74
AI820 93, 103
AI830 112
AI835 124
AI843 137
AO801 169
AO810 177
AO820 187
AO845 198
DI801 209
DI802 216
DI803 223
DI810 230
DI811 241
DI814 252
DI820 263, 279
DI821 271
DI830 287
DI831 298
DI840 309
DI880 322
DI885 336
DO801 345
DO802 352
DO810 359
DO814 369
DO815 381
DO820 391
DO821 401
DO840 412
DO880 425
DP820 445
DP840 461

3BSE 020 924R4101

TU810 476
TU811 481, 493
TU812 486
TU814 499
TU830 505, 516
TU831 510
TU835 521
TU842 546
TU843 552
TU844 558
TU845 564
Process power connections
TU837 534
Process power source connections
TU835 521
TU836 527

R
RTD input module
AI830 39, 106

S
S800 I/O module replacement 61
S800 I/O modules 38
S800L I/O module replacement 66
S800L I/O modules 46
Sequence of event 282, 293, 329
Shunt stick
TY801 37, 567
TY804 37, 570
SOE 282, 293, 329

T
Terminal Unit
TU805 33, 469
Thermocouple/mV input module
AI835 39, 117
AI843 39, 130
TU805 33, 469
TU810 34, 472

575

Index

TU811
TU812
TU813
TU814
TU830
TU831
TU833
TU835
TU836
TU837
TU838
TU842
TU843
TU844
TU845
TY801
TY804

576

34, 478
34, 483
34, 489
34, 495
34, 501, 512
35, 507
35
35, 518
35, 524
36, 530
36, 537
36, 543
37, 549
37, 555
37, 561
37, 567
37, 570

3BSE 020 924R4101

3BSE 020 924R4101. Printed in Sweden June 2005
Copyright © 2005 by ABB. All Rights Reserved
® Registered Trademark of ABB.
™ Trademark of ABB.

http://www.abb.com/control
Automation Technology Products
Västerås, Sweden
www.abb.com/processautomation
email: processautomation@se.abb.com

Automation Technology Products
Wickliffe, Ohio, USA
www.abb.com/processautomation
email: industrialitsolutions@us.abb.com

Automation Technology Products
Mannheim, Germany
www.abb.de/processautomation
email: marketing.control-products@de.abb.com



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