ZTE TRUNKING TECHNOLOGY SDR-R8881S4200 ZXSDR R8881 S4200 User Manual

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Date Submitted	2017-06-05 00:00:00
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ZXSDR R8881 S4200 Quick Installation Guide_R4.0_EN
Contents
ZXSDR R8881 S4200 Quick Installation Guide_R4.0_EN ................................................................... 1
1 Overview ........................................................................................................................................ 3
1.1 Physical Specifications ......................................................................................................... 3
1.2 Space Requirements............................................................................................................ 4
1.2.1Recommended Installation Space ............................................................................. 4
1.2.2 Minimum Installation Space.................................................................................... 5
1.3 Mounting Manners ............................................................................................................. 6
2 Installation Tools ............................................................................................................................ 7
3 ZXSDR R8881 S4200 Installing ........................................................................................................ 9
3.1 Wall‐mounting ................................................................................................................... 9
3.2 Installing 1‐2 ZXSDR R8881 S4200 on the pole ................................................................. 11
3.3 Installing the ODCPD1 ......................................................................................................15
4 Cable Connection ......................................................................................................................... 18
4.1 ZXSDR R8881 S4200 Ports ................................................................................................. 18
4.2 Connecting Cables of ZXSDR R8881 S4200 (DC Power Supply) ......................................... 20
4.2.1 Overview ................................................................................................................ 20
4.2.2 Connecting the Grounding Wire ............................................................................ 21
4.2.3 Connecting the RF jumpers .................................................................................... 22
4.2.4 Connecting the Optical Fiber................................................................................. 23
4.2.5 Connecting the AISG Cable..................................................................................... 24
4.2.6 Connecting the MON Cable.................................................................................... 25
4.2.7 Connecting the Frequency Spreading Cable .......................................................... 25
4.2.8 Making and Installing a Power Cable ..................................................................... 26
4.2.9 Connecting Cables of ODCPD1 ............................................................................... 29
4.3 Selecting Positions for Grounding Clips............................................................................. 31
4.3.1 Grounding Clips for Antenna Feeders .................................................................... 31
4.3.2 Grounding Clips for Power Cables ......................................................................... 32
5 Installation Check ......................................................................................................................... 33
1 Overview
1.1 Physical Specifications
Item
Specifications
Dimensions (Height * Width * Depth)
215 mm (D) x 320 mm (W) x 370 mm (H)
Weight
18 kg
Rated Input Voltage
DC: -48 V (-62 V – -37 V)
Operating Temperature
-30℃ to 50℃
Operating Humidity
5% - 100%
Storage Temperature
-60 ℃ - +70 ℃
Storage Humidity
5% - 100%
1.2 Space Requirements
1.2.1Recommended Installation Space
1.2.2 Minimum Installation Space
1.3 Mounting Manners
Wall-mounting
Pole-mounting
2 Installation Tools
Electrical punch drill
Multimeter
Earth resistance tester
Coaxial cable stripper
Vacuum cleaner
Power Strip
Screwdriver
Wrench
Pliers
Crimper
Hacksaw
Hex key wrench
Cutter
Steel tape
Safety helmet
Ladder
Hydraulic Crimper
Claw hammer
Spirit Level
Slip-proof glove
3 ZXSDR R8881 S4200 Installing
3.1 Wall­mounting
In most cases, two expansion bolts are enough to fasten the mounting bracket, which
should pass through the upper two screw holes on the face of the bracket. However, if the
ZXSDR R8881 S4200 is installed along a high-speed railway, in a tunnel or an
earthquake-prone zone, four expansion bolts are required.
2. Place the mounting bracket on the wall.
1. Use an electrical punch drill to drill 2 or 4 Then use two M10x100 expansion bolts to
pass through the upper two screw holes on
holes on a wall. And then fix the
attachments of the expansion bolts into the the bracket and screw up the bolts to fasten
holes. Use a vacuum cleaner to clean the the bracket on the wall, In placing the
bracket, ensure the arrow on the bracket
dust while you are drilling holes
points upward.
3. Use four M6 hexagon socket head bolts, 4. Remove the screw in the middle of the
each with a spring washer and a flat washer mounting bracket.
on, to fix the RRU support on the back of a
ZXSDR R8881 S4200.
5. Fit the hangers of the RRU
support into the grooves of
the mounting bracket.
6. Reinstall the screw that is removed
in Step 4 and tighten it to fasten the
RRU.
3.2 Installing 1­2 ZXSDR R8881 S4200 on the pole
Note:
1. The diameter
of the pole
ranges from
60mm to 120
mm. If the
diameter is no
more than 90
mm, a pad (as
shown in the
left figure)
should be used
in tightening
the
bolt;otherwise,
the pad is not
necessary.
2. The width of
the angle steel
should range
from 60 mm to
100 mm; and
the width of the
channel steel
should range
from 63 mm to
100 mm.
1.Put a fixed bolt through the installation holes (in the
middle) of each mounting bracket.
2. Place the two mounting brackets on a pole in a back-to-back manner and put the fixed
bolts into the bolt grooves on the opposite brackets.
Pole Diameter > 90 mm
Pole Diameter ≤ 90 mm
3. Tighten the bolts to fix the mounting brackets on the pole.
4. Remove the screw in the middle of each mounting bracket.
5. Fit the hangers of the RRU support into the grooves of the mounting bracket.
6. Reinstall the screw that is removed in Step 4 and tighten it to fasten the RRU.
7. This installation method is applicable to the installation of one or two ZXSDR R8881
S4200s.
3.3 Installing the ODCPD1
When a 16mm2 power cable is used, the ODCPD1 is required.
1. Use four screws to fasten a mounting frame in the front of the device.
2. Use two screws to fasten the ODCPD1 on the mounting frame.
3. If two devices are installed in parallel, the ODCPD1s should be installed in
this way: one is in the front and the other is at the back of devices respectively.
4 Cable Connection
4.1 ZXSDR R8881 S4200 Ports
Label
Interface
Connector Type
Purpose
PWR
-48V DC Power Input Port
2-pin round connector
(male)
Provides -48 V DC power
supply
Monitoring Port
8-pin round connector
(male)
Used to monitor the dry
contact
devices
AISG
AISG Device Port
8-pin square connector
(female)
Provides AISG connection
for an
electric tilt antenna
GND
Grounding Port
M6 grounding screw
Provides grounding
connection
LC optical port (IEC 874)
Provides physical
connection for
the signals between the
RRU and
the BBU
N type connector
Transmits RF signals
DIN type connector
Transmits RF signals
MON
OPT1
OPT2
Rxin
Optical signal / electric
signal
interface. It includes a pair
of
transmitting and receiving
channels
Signal input port for
diversity
reception
Rxout
Signal output port for main
reception
ANT2
RX
Diversity RF signal port
ANT1
TX/ RX
Main RF signal port
4.2 Connecting Cables of ZXSDR R8881 S4200 (DC Power
Supply)
4.2.1 Overview
SN
Cable Name
Grounding wire
Connection
End A
Outdoor grounding busbar
End B
ZXSDR R8881 S4200
GND port
Main feeder
Feeder port of the antenna
ZXSDR R8881 S4200
ANT port
Optical fiber connecting to
TX RX port on the BPL board of
ZXSDR R8881 S4200
BBU
the BBU
OPT1 port
AISG cable
AISG port of the electric tilt
ZXSDR R8881 S4200
antenna
AISG port
The monitored device
ZXSDR R8881 S4200
MON cable
MON port
Frequency spreading cable
RXout port of local R8881
Rxin port of remote
ZXSDR R8881 S4200
power input cable
DC output port of the power supply
ZXSDR R8881 S4200
device
PWR port
IMPORTANCE:
The power port of a DC-type ZXSDR R8881 S4200 is a two-core round connector (with
pins). The DC power cable that is made at the site for the DC-type ZXSDR R8881 S4200
must be connected to the correct port on a DC power supply device
otherwise, the ZXSDR R8881 S4200 may be damaged.
4.2.2 Connecting the Grounding Wire
1. Connect one end of the grounding wire to the GND port at the bottom of the ZXSDR
R8881 S4200.
2. Connect the other end of the grounding wire to the nearest outdoor grounding busbar.
Note: When you connect cables, you should connect the grounding wire first and the power
cable last. And when you disconnect cables, you should disconnect the power cable first and the
grounding wire last.
3. If the ODCPD1 is used, use one grounding wire to connect the GND port of
ZXSDR R8881 S4200 to the grounding point of the ODCPD1, and then use
another grounding wire to connect the grounding point of the ODCPD1/PIMAC to the
nearest outdoor grounding busbar.
4.2.3 Connecting the RF jumpers
Connect two feeders to the ANT1 and ANT2 ports of the ZXSDR R8881 S4200
respectively.
4.2.4 Connecting the Optical Fiber
1. Remove the protection cap from the optical fiber. Then, detach the outer protection
cover.
2. Remove two white covers.
3. Insert the optical fiber into the OPT1
port until it locks into place with a
click sound.
4. Insert the transparent sleeve into 5. Fasten the outer protection cover of the fiber
until the yellow mark is exposed.
the OPT1 port fully.
6. The optical fiber is thus
7. In case of cascading, connect the optical fiber to
connected to the OPT1 port of ZXSDR the OPT2 port of the upper-level ZXSDR R8881 S4200 and
R8881 S4200.
the OPT1 port of the lower-level ZXSDR R8881 S4200.
4.2.5 Connecting the AISG Cable
Connect the AISG cable to the AISG port of the ZXSDR R8881 S4200.
4.2.6 Connecting the MON Cable
Connect the MON cable to the MON port of the ZXSDR R8881 S4200.
4.2.7 Connecting the Frequency Spreading Cable
In the case of frequency spreading, use a frequency spreading cable to connect the
RXout port of the local R8881 to the RXin port of the remote ZXSDR R8881 S4200.
4.2.8 Making and Installing a Power Cable
1. Remove the bottom cover and the shell from a power connector.
2. Let a power cable pass through the bottom cover and the shell.
Note: If the 2x10 mm2 cable is used, the rubber ring inside the connector shell should be
removed. If the 2x4 mm2 or 2x6 mm2 cable is used, the rubber ring should be kept.
3. Loosen the four screws that hold the positive and negative wires and one screw that
holds the shielding wire on the connector head.
4. Follow the instructions on the
connector drawing to process the
cable.
5. Insert the positive and negative wires to the
correct holes of the power connector (The blue wire
is negative and the black wire is positive).
6. Insert the shielding wire of the cable to the
shielding wire hole.
7. Tighten the four screws for positive
and negative wires of the power cable.
You should tighten the two screws that
are close to the connector head first,
and then the other two screws.
8. Tighten the screw for the shielding wire.
Note: After the five screws are all tightened, the
cable should
not be loosened under a pulling force of 2 Kg.
9. Use a wrench to hold the connector
10. Use a wrench to hold the connector shell, and
protection cover, and another to tighten
another to tighten the bottom cover. The torque to
the shell. The torque to tighten the
tighten the cover should not be less than 1.2 N·m.
shell should not be less than 1.2 N·m.
11. After the power connector is made, you must test it with a multimeter. The connector
should meet the following requirements:
The holes are not short-circuited.
The connector shell and the hole are not short-circuited.
The shielding layer of the cable is conductive to the metal shell of the connector.
The wire of the cable is conductive to the corresponding hole of the connector.
12. Take off the protection cover of the cable connector. Align the lock pins to the opening of the
PWR port of the ZXSDR R8881 S4200, and insert the connector in position. Tighten the nut of the
connector.
4.2.9 Connecting Cables of ODCPD1
1. Use a grounding wire to connect the
grounding terminal of the ODCPD1 and the
2. Screw off the six screws on the cover
nearest outdoor grounding busbar.
of ODCPD1 to remove the cover.
Note: You can use any one of the two
grounding terminals of ODCPD1.
3. Process the 16mm2 power cable and
ZXSDR R8881 S4200 power cable according
to the drawings inside the ODCPD1 cover.
4. Crimp four lugs onto the ends of
power wires.
5. Fix the power cables with the clamps
on the ODCPD1.The 16mm2 power cable
should be on the right, and the ZXSDR
R8881 S4200 power cable on the left.
6. Use screws to fasten the black wires
on the -48VGND terminal.
7. Use screws to fasten the blue wires
on the -48V terminal.
8. Fasten the cover of ODCPD1 with 6
screws.
4.3 Selecting Positions for Grounding Clips
4.3.1 Grounding Clips for Antenna Feeders
1. When the RRU is installed close to the antenna,
1.1 Grounding is not required if the feeder or jumper is less than 5 m.
1.2 You should ground the feeder on the RRU side if the feeder is greater than 5 m but
less than 20 m.
2. When the RRU is installed outdoors and far away from the antenna (greater than 20
m,and main feeder is used),
2.1 You should ground the feeder on the RRU side.
2.2 You should ground the feeder on the antenna side.
2.3 If the feeder is laid on an iron tower, you should ground the feeder before it leaves
the tower. If the distance from the tower to the RRU is less than 10 m, grounding is not
required for the feeder before it leaves the tower. If the length of the feeder on the tower is
greater than 60 m, you should ground the feeder at the middle position of the tower.
3. When the RRU is installed indoors,
3.1 You should ground the feeder at the very position before it goes through the feeder
window of the equipment room.
3.2 You should ground the feeder on the antenna side.
3.3 If the feeder is laid on an iron tower, you should ground the feeder before it leaves
the tower. If the distance from the tower to the feeder window is less than 10 m, grounding
is not required for the feeder before it leaves the tower. If the length of the feeder on the
tower is greater than 60 m, you should ground the feeder at the middle position of the
tower.
4.3.2 Grounding Clips for Power Cables
1. Outdoor shielded DC power cables must be grounded near the feeder window of the
equipment room, and the grounding clips must be connected to an outdoor grounding
busbar. If the cable is grounded after it enters the equipment room through the feeder
window, the cable where a grounding clip is applied must be wrapped with two layers of
insulating tape. If the cable is grounded before it goes through the feeder window, the
position of a cable where a grounding clip is applied must be processed with the “1-3-3”
water-proof measure, that is, one-layer insulating adhesive tape, three-layer waterproof
adhesive tape, and three-layer ultraviolet-proof adhesive tape.
2. Outdoor shielded DC power cables must be grounded before they enter an outdoor
cabinet, and the grounding clips must be connected to an outdoor grounding busbar. The
position of a cable where a grounding clip is applied must be processed with the “1-3-3”
water-proof measure, that is, one-layer insulating adhesive tape, three-layer waterproof
adhesive tape, and three-layer ultraviolet-proof adhesive tape.
5 Installation Check
SN
Checking Items
Result
The protection grounding wires of the equipment are properly
installed to the nearest copper grounding busbar.
Pass
□ Fail
Before connecting protection grounding wires, rust or dust
should be removed from the surface of the grounding terminal to
ensure reliable connections.
Pass
□ Fail
The naked wires and the copper lugs of power cables or
grounding wires should be covered with a tube or wrapped with
insulating tape. The size of the copper lug should match the
cable.
Pass
□ Fail
The power cable should be connected correctly in terms of
polarity. The power cables and grounding wires should be
correctly and firmly connected. When the copper lug of a cable is
connected to a terminal, flat washer and spring washer should
be used and the spring washer should be pressed flat.
Pass
□ Fail
The extra part of the grounding wires or power cables should be
smoothly cut off rather than coiled. A whole cable segment with
good insulating layer should be used. Do not join two or more
cables.
Pass
□ Fail
All cables (power cables, signal cables and pigtails) should be
bound and laid by classification, with a minimum parallel
distance of 5 cm.
Pass
□ Fail
The bending radius of a cable should meet the requirements.
Pass
□ Fail
The connectors of all cables should be properly and firmly
connected. No DIN or N type of connector is connected in a
staggered way.
Pass
□ Fail
The black and white ties should not mix up. The white ties are
used indoors, and its end should be smoothly cut off; while the
black ties are used outdoors and 3 mm to 5 mm should be
reserved at the end.
Pass
□ Fail
10
All cable labels should face the same direction. The formats of
cable labels should meet the corresponding requirements. If the
customer provides special requirements, the formats should be
consistent with those specified in the documentation provided by
the customer.
Pass
□ Fail
Antenna kit/Cable Specifications
Item
Description
Specification
Frequency band range
410-425 MHz
-MHz
1/2、7/8 feeder
Cable Specifications
Joint Model
SL16 or uesr Specified
Antenna Type/ Pattern:
Omnidirectional antenna
Antenna's Gain
7.8 dBi
Feeder
1/2、7/8 feeder
Environmental Specifications
IP level
The protection level is IP65.
Grounding Requirements
CBN ground resistance: ≤ 1 Ω; BTS ground resistance: ≤ 5 Ω.
Noise Specifications
Noise level in the operating environment: ≤ 65 dBA.
Reliability Specifications
The Mean Time Between Failures (MTBF): > 450,000 hours.
Availability: > 99.9997%.
Radiation Exposure Statement(CE):
To comply with RF exposure requirements, the minimum safe distance is 3.454m
required between the radiator and your body
FCC Radiation Exposure Statement:
Any Changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.
This device complies with part 15 of the FCC Rules. Operation is subject to the following two
conditions: (1) This device may not cause harmful interference, and (2) this device must
accept any interference received, including interference that may cause undesired operation.
Note: This equipment has been tested and found to comply with the limits for a Class A digital
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference when the equipment is operated in a commercial
environment. This equipment generates uses and can radiate radio frequency energy and, if
not installed and used in accordance with the instruction manual, may cause harmful
interference to radio communications. Operation of this equipment in a residential area is likely
to cause harmful interference in which case the user will be required to correct the interference
at his own expense.
Warning
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled
environment.
This equipment should be installed and operated with minimum distance 3 m between the
radiator & your body.

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