MetroTel of Minnesota MT9100CTM Tank Monitoring System User Manual

MetroTel Corp of Minnesota Tank Monitoring System

User Manual

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Document ID1489020
Application IDke6UXbR0cte58Ao0Eby7/w==
Document DescriptionUser Manual
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Date Submitted2011-06-23 00:00:00
Date Available2011-06-24 00:00:00
Creation Date2011-06-16 15:05:32
Producing SoftwareGPL Ghostscript 8.61
Document Lastmod2011-06-16 15:17:45
Document TitleWRMS Cellular Tank Monitor - Operation Manual RevP4 - 2011-06-16
Document CreatorPDFCreator Version 0.9.5
Document Author: JimF

WESROC® RMS Cellular Tank Monitor
Model MT-9100CTM
Operation Manual
72-70-164, Rev. P4
06/16/2011
WESROC® RMS Cellular Tank Monitor - Operation Manual - Independent Technologies, Inc.
Table of Contents
Safety Information.......................................................................................................................................................4
Hazardous Environments........................................................................................................................... 4
Battery Replacement.................................................................................................................................. 4
Radio Frequency Exposure........................................................................................................................ 4
Radio Frequency Interference.................................................................................................................... 4
Overview.......................................................................................................................................................................5
Device Characteristics ............................................................................................................................... 5
Installation ................................................................................................................................................. 5
Power ......................................................................................................................................................... 5
Installation....................................................................................................................................................................6
Mounting Location .................................................................................................................................... 6
Tank Gauge................................................................................................................................................ 6
Cellular Signal ........................................................................................................................................... 6
Host Information........................................................................................................................................ 7
Installation Steps........................................................................................................................................ 7
Operation......................................................................................................................................................................9
General....................................................................................................................................................... 9
Operating Modes ....................................................................................................................................... 9
OFF Mode:.............................................................................................................................. 9
NORMAL Mode:.................................................................................................................... 9
INITIALIZATION Mode: .................................................................................................... 10
CONFIGURATION Mode: .................................................................................................. 10
Reporting To Host ................................................................................................................................... 10
Tank Level Measurement ........................................................................................................................ 11
Tank Level Events and Conditions .......................................................................................................... 11
Tank Fill Event: .................................................................................................................... 11
Tank Draw Event: ................................................................................................................. 11
Tank Level Change Event:.................................................................................................... 11
Tank Critical High Condition: .............................................................................................. 11
Tank Warning High Condition: ............................................................................................ 11
Tank Warning Low Condition: ............................................................................................. 11
Tank Critical Low Condition: ............................................................................................... 12
Missing Sensor Condition:.................................................................................................... 12
Temperature Alarms ................................................................................................................................ 12
Low Battery Notification ......................................................................................................................... 12
Portable Diagnostic Unit ...........................................................................................................................................13
General..................................................................................................................................................... 13
PDU Screen Map ..................................................................................................................................... 13
PDU Screens............................................................................................................................................ 14
Logo Screen: ......................................................................................................................... 14
List Screen: ........................................................................................................................... 14
Menu Screen: ........................................................................................................................ 15
Summary Screen: .................................................................................................................. 15
System Configuration Screen:............................................................................................... 16
Application Configuration Screen:........................................................................................ 16
View Details Screen:............................................................................................................. 17
View Raw Data Screen: ........................................................................................................ 17
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System Configuration Parameters ...........................................................................................................................18
General..................................................................................................................................................... 18
Parameter List.......................................................................................................................................... 18
Base ID: ................................................................................................................................ 18
Primary IP Address: .............................................................................................................. 18
Primary IP Port: .................................................................................................................... 18
Secondary IP Address: .......................................................................................................... 18
Secondary IP Port: ................................................................................................................ 18
Host Response Timeout: ....................................................................................................... 18
Maximum Packet Retries: ..................................................................................................... 18
Report Interval: ..................................................................................................................... 18
Low Battery Threshold (mV):............................................................................................... 18
High Temperature Threshold: ............................................................................................... 19
Low Temperature Threshold:................................................................................................ 19
Local Display Mode:............................................................................................................. 19
ISM Transmitter Number:..................................................................................................... 19
Application Configuration Parameters ...................................................................................................................19
General..................................................................................................................................................... 19
Parameter List.......................................................................................................................................... 19
Sensor Scaling:...................................................................................................................... 19
Tank Fill Threshold:.............................................................................................................. 20
Tank Draw Threshold: .......................................................................................................... 20
Critical High Threshold: ....................................................................................................... 20
Warning High Threshold: ..................................................................................................... 20
Warning Low Threshold: ...................................................................................................... 20
Critical Low Threshold: ........................................................................................................ 20
Level Change Threshold: ...................................................................................................... 20
Gain Adjust: .......................................................................................................................... 20
Offset Adjust:........................................................................................................................ 20
Battery Replacement .................................................................................................................................................21
Specifications..............................................................................................................................................................22
Mechanical............................................................................................................................................... 22
Environment ............................................................................................................................................ 22
Power Source ........................................................................................................................................... 22
Tank Level Sensor ................................................................................................................................... 22
Cellular Radio.......................................................................................................................................... 22
ISM Radio................................................................................................................................................ 22
Certifications..............................................................................................................................................................23
UL............................................................................................................................................................ 23
FCC.......................................................................................................................................................... 23
PTCRB..................................................................................................................................................... 23
Cellular Carrier ........................................................................................................................................ 23
Warranty Information ..............................................................................................................................................23
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Safety Information
Hazardous Environments
®
The WESROC RMS Cellular Tank Monitor (CTM) is designed for safe use in environments containing
hazardous vapors. However, certain precautions need to be taken to ensure the safety of the person(s)
working with the CTM, the tank, and any associated equipment.
TO ENSURE SAFE OPERATION: Install the CTM according to the instructions contained in this
WESROC RMS Cellular Tank Monitor Operation Manual.
WARNING!!!
Do NOT loosen or remove float gauge from a pressurized tank!
Tank decompression can cause serious injury or property damage!
WARNING!!!
Do NOT connect the CTM to any apparatus or wiring from another manufacturer!
Substitution of components may impair the intrinsic safety of the CTM!
Clean only with a damp cloth to prevent the possibility of electrostatic discharge!
Enclosure mounting bracket may contain aluminum – take care to avoid ignition hazards due to
impact or friction!
Battery Replacement
The CTM uses a replaceable, intrinsically safe battery pack. Only replace with a model MT-9100BPK-02
battery pack from Independent Technologies, Inc. Use of any other power source will compromise the
intrinsic safety of the CTM and will void the CTM warranty. Dispose of used battery pack properly.
Radio Frequency Exposure
To ensure that exposure to hazardous radio frequency radiation is prevented, the CTM must NOT be
installed in a location where humans will be routinely within 20 centimeters of the CTM.
To ensure that FCC requirements are met regarding radio frequency exposure, the CTM is NOT to be
placed in operation where it will be co-located with another CTM. Co-location is considered to be where
one operating CTM is within 20 centimeters of another operating CTM.
Radio Frequency Interference
This equipment (FCC ID number RWB-MT9100CTM and IC number 115A-MT9100CTM) has been tested
and found to comply 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.
Changes or modifications to this device not expressly approved by Independent Technologies, Inc. could
void the user’s authority to operate this device.
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Overview
Device Characteristics
The WESROC® RMS Cellular Tank Monitor (CTM) is used to remotely monitor the level
of the contents of a tank. The tank level and additional event and status information are
reported to the WESROC® RMS Host System (Host) at scheduled intervals. In addition,
the CTM will report to the Host immediately to track tank events in real time. The CTM
uses the GSM cellular network and the internet to transport this information.
Communication with the Host is bi-directional which allows for remote configuration of
the CTM should the tank monitoring requirements change or in the event that the CTM
is moved to another site.
The CTM also provides a local tank level display capability. The CTM can be configured
to send short range radio data packets to a nearby WESROC® RMS Base Unit (Base
Unit). Once initialized to the CTM, the Base Unit will provide the customer with a local
display of tank level for up to eight tanks (depending on which Base Unit is used).
Installation
A basic CTM installation is easily performed in a few minutes by persons with a basic
understanding of the tank equipment to be monitored and of the CTM device itself.
Since the CTM is self-contained, the complete installation can be performed at the tank.
No access to the customer’s residence or place of business is required.
By default, the CTM is configured to monitor the most common type of tank, but may be
re-configured to monitor a wide variety of tank configurations. The CTM may be
remotely configured by the Host or may be configured on site by using the handheld
WESROC® RMS Portable Diagnostic Unit.
Power
The CTM is battery powered, and due to its low power design will provide many years of
remote monitoring before battery pack replacement is required. Battery pack
replacement may be performed at the tank as the CTM and battery pack are both
designed and certified to be intrinsically safe for use in hazardous environments.
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Installation
Mounting Location
The WESROC® RMS Cellular Tank Monitor (CTM) is designed to be installed directly
on the tank to be monitored. The CTM is connected to the tank gauge by the tank level
sensor and sensor cable. The CTM itself may be attached to the tank by the supplied
mounting magnets or by a mounting bracket. The CTM may also be located away from
the tank if necessary to improve cellular reception. Versions of the CTM are available
with a longer sensor cable to facilitate mounting the CTM further away from the tank.
Tank Gauge
The standard CTM is equipped with a hall-effect based tank level sensor. This sensor is
designed to be snapped into a remote ready tank gauge dial. The sensor and dial are
part of the R3D dial and sensor system manufactured by Rochester Gauges. R3D dials
are available for a wide variety of tank and gauge types. The CTM is configurable to
work correctly with all available types. In addition, a version of the CTM is available that
has an in-line connector on the end of sensor cable. This enables the CTM to work on
large bulk tanks with large remote ready dials using the standard sensor manufactured
by Rochester Gauges, or the Precision Large Dial Sensor manufactured by
Independent Technologies, Inc.
Cellular Signal
The CTM must be installed in a location served by GSM based cellular service. GSM is
a very widely deployed type of digital cellular service – two of the largest service
providers are AT&T and T-Mobile. The CTM is supported by both of those major
carriers and by a number of other smaller regional cellular service providers.
The CTM has a robust cellular sub-system, but there are limits to the capabilities of the
cellular network in general. As with most wireless technologies, cellular signal reception
can be affected by obstructions such trees, mountainous terrain, buildings, large
vehicles parked nearby, etc. In addition, cellular signal reception will be directly affected
by the distance between the CTM and the nearest cell tower with GSM service.
The best signal reception will be achieved with a line of sight path between the CTM
and the cell tower. Obviously, this is rarely the case in the real world, but it should be
kept in mind when selecting a mounting location for the CTM. Elevation can also help;
typically performance will increase as the CTM is raised higher above the ground. The
orientation of the CTM itself will also affect performance. The CTM should be installed
upright, and if possible, with the sensor cable exit from the CTM enclosure pointed
AWAY from the nearest cell tower supporting GSM service.
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Host Information
The customer information, installation location, and tank configuration for the proposed
installation site must be entered into the WESROC® RMS Host System (Host) BEFORE
the CTM is installed on the tank. A WESROC® RMS Installation Information Worksheet
outlining the required information fields is available from your host administrator or from
Independent Technologies, Inc. Email or fax the completed worksheet to the host
administrator before beginning the installation. Installation information can also be
called in verbally provided your host administrator considers this an acceptable method.
Installation Steps
Performing the installation steps in the order shown will help ensure proper operation of
the CTM. A large percentage of “trouble sites” are caused by improper installation.
1] If possible, perform a site visit to the location of the tank to be monitored. Determine
the size of the tank and the type of gauge on the tank. This will help you select the right
equipment to bring with at installation time. This is also a good time to try to determine if
you have GSM cellular service available. Access to a GSM cell phone can help with
checking for the presence of a usable GSM cellular signal.
2] Send a completed WESROC® RMS Installation Information Worksheet to your host
administrator. Try to do this at least one day BEFORE you intend to perform the actual
installation so that the host administrator has time to enter the information into the Host.
3] After receiving a Base ID from the host administrator, put the CTM into Configuration
mode and enter the 12 digit Base ID into the CTM using the System Configuration
screen on the PDU. The Base ID is a unique number that identifies this particular CTM
and installation site in the Host.
4] If not already done, install the correct remote ready dial or large dial assembly on the
tank gauge. This step is covered in more detail in the WESROC® RMS Dial
Replacement Guide available from Independent Technologies, Inc.
5] Remove the CTM from the box and make sure it is the right type for your application.
Make sure the small round programming magnet is secured in the OFF position on the
CTM enclosure. This is important to ensure proper operation of the CTM when you are
ready to perform the first report to the Host.
6] Mount the CTM directly on or near the tank to be monitored. The maximum distance
from the tank will be determined by the length of the sensor cable on the particular type
of CTM that you are using. The CTM may be mounted to the steel surface of the tank
using the mounting magnets on the bottom of the CTM. Another option is to mount the
CTM to a pole or another nearby structure using a right-angle mounting bracket.
Mounting brackets can be obtained from Independent Technologies, Inc. Try not to
place the CTM right next to a metal object such as a tank dome or hood. Metal objects
tend to have a negative effect on cellular signal quality.
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7] Connect the sensor at the end of the sensor cable to the remote ready dial. This is
accomplished by sliding the sensor into the sensor slot on the top of the dial. Slide the
sensor from the side towards the center of the dial until it is fully seated. You will hear or
feel a small “snap” once it is fully seated. To remove the sensor from the dial, gently lift
up on the end of the sensor before attempting to slide it out of the dial.
Large dial installations use an in-line connector to attach the CTM to the dial. When
attaching an in-line connector, make sure the connector is fully seated and that the
locking ring has been turned to ensure a weather tight seal.
8] (Optional.) If you are going to be using a WESROC® RMS Base Unit (Base Unit) as a
local display device, now is the time to initialize the CMT to the Base Unit. See section
“Operation” of this document for details. The Local Display configuration parameter on
the CTM must be enabled for this feature to work.
9] This step assumes that the installation site information has already been entered into
the Host and that this particular installation does not require any unusual configuration
of the CTM. Remove the programming magnet from the OFF position on the CTM
enclosure and step away from the CTM. (Do not degrade the CTM cellular signal quality
by leaning over it while it is attempting to report.)
At this time, the CTM will attempt a configuration report to the Host. The report is
typically completed in about 30 seconds, but can take up to 3 minutes to complete
under adverse cellular signal conditions.
The CTM does not provide any direct feedback regarding report success or failure;
therefore it is highly recommended to make use of a handheld WESROC® RMS
Portable Diagnostic Unit (PDU) when performing CTM installations. The PDU will
provide the installer with a wealth of information regarding report status, tank level
status, CTM system status, and cellular network performance. See section “Portable
Diagnostic Unit” of this document, or the WESROC® RMS Portable Diagnostic Unit
Operation Manual for more information on operating the PDU.
Another option for checking report status is to have the Host send a text alert message
to the installer’s cell phone once a successful report has completed. This of course
requires that the host administrator enter the installer’s texting address into the Host
before installation time. Once installation is completed, the installer will want to have
their texting address taken off of the alert list for this site to prevent the Host from
sending the installer future tank activity alerts.
10] Once a successful report has completed, secure the sensor cable using appropriate
fasteners (cable ties, etc.). Route the sensor cable to make sure the cable will not be
damaged by a moving object such as a tank dome or hood. Before leaving the
installation site, make sure any programming magnets are removed from the CTM
enclosure. Normal operating mode is with NO programming magnets installed.
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Operation
General
After the WESROC® RMS Cellular Tank Monitor (CTM) has been installed on the tank
to be monitored; it will periodically report tank level and activity data, and system status
information to the WESROC® RMS Host System (Host). Reports can be triggered by
expiration of a scheduled report interval timer, or by tank level events or conditions.
Operating Modes
The CTM has four basic operating modes, only one of which is used during normal
operation. The three other modes are used for installation, configuration, or storage
purposes. The four modes are selected by the installer using one or two small round
programming magnets. The magnets are placed in the programming magnet recesses
on the sides of the CTM enclosure when selecting different operating modes. One
programming magnet is supplied with each CTM – it is recommended to keep a few
extra magnets on hand for use when configuring a CTM.
OFF Mode: (One programming magnet in OFF position.)
Off mode is used for storage of the CTM. This is the mode the CTM will be in when
shipped from the factory. When in Off mode, the CTM will wake up once per second
and check the position of the programming magnets. If the installer has moved the
programming magnet position(s) the CTM will switch to the newly selected mode. If not,
the CTM will resume sleeping for another second. Always leave the CTM in the Off
mode to minimize battery drain and to minimize cellular data charges when a CTM is
not in use.
NORMAL Mode: (No programming magnets.)
Normal mode is used while the CTM is monitoring the level of the tank. This is the
default operating mode of the CTM once it has been installed. While in this mode, the
CTM will wake up once per minute and measure the level of the tank contents. The
CTM will then go back to sleep or will take the appropriate action if the tank level has
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changed since the last measurement. Actions may include starting or ending the
qualification of a tank level event, reporting a tank level event to the Host, or reporting to
the Host at a scheduled report time. While in Normal mode, the CTM is also constantly
monitoring itself for any conditions that may require reporting to the Host. The CTM will
also simulate a WESROC® RMS Tank Transmitter and will send data packets to a Base
Unit while in this mode if the Local Display configuration parameter has been enabled.
INITIALIZATION Mode: (One programming magnet in INIT position.)
Initialization mode is used for initializing the CTM to a WESROC® RMS Base Unit (Base
Unit) before using the Base Unit as a local tank level display device. Once the CTM has
been put into Initialization mode, it will simulate a WESROC® RMS Tank Transmitter
and will send an initialization data packet to the Base Unit once every 15 seconds (or
sooner if the tank level changes.) The CTM will time out of Initialization mode and will
revert to the Normal operating mode after 60 minutes. This is done to conserve battery
life and to ensure that the CTM continues reporting to the Host once the installer has left
the site. See the operating manual for the type of Base Unit that you are using for
instructions on putting the Base Unit into Initialization mode.
CONFIGURATION Mode: (One programming magnet in both OFF and INIT positions.)
Configuration mode is used to change one or more of the internal CTM configuration
parameters. When in this mode, system (CTM) or application (tank level) operating
characteristics can be changed using a PDU.
Changes made with a PDU are reported to the Host once the CTM is returned to
Normal mode. If field configuration is enabled in the Host, the Host will store the
changes to its configuration database, and will send the changes back to the CTM to
confirm acceptance of the changes. If field configuration is not enabled in the Host, the
Host will overrule the CTM and will send the previous configuration back to the CTM.
The CTM will time out of Configuration mode and return to Normal mode if it has not
received a configuration command from the PDU for 10 minutes. This is done to
conserve battery life and to ensure that the CTM continues reporting to the Host once
the installer has left the site.
Reporting To Host
The CTM reports to the Host on a schedule determined by the Host configuration. The
reporting schedule can range from once per hour to once per month. The report interval
will directly affect battery life as the cellular sub-system is the major consumer of power
in the CTM. It is not recommended to leave the CTM configured with an hourly reporting
schedule for more than 24 hours as it will shorten battery life and will lead to excessive
cellular data charges.
In addition to scheduled reporting, the CTM will contact the Host to report CTM
configuration changes, tank level events, and high or low temperature conditions.
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Tank Level Measurement
The CTM wakes up and measures the level of the tank contents once per minute. This
enables the CTM to be very responsive to changing tank level conditions and to more
accurately qualify events such as tank fills or tank draws. The tank level is reported in a
number ranging from 0 to 99, representing the tank level in percent full. This is the
predominant measurement unit in the propane industry, and also serves well when
monitoring low pressure fuels such as gasoline, diesel fuel, heating oil, etc.
Tank Level Events and Conditions
The CTM tracks and qualifies a number of different tank level events and conditions.
Qualification of a tank level event or condition will cause the CTM to report to the Host
ahead of its scheduled report time. A tank level event such as a tank fill is a one time
event and will be reported and then cleared from the tank status. A tank level condition
such as a low tank level will be reported, but will not be cleared from the tank status
until the condition is no longer true. The following is a summary of the tank level events
and conditions supported by the CTM. The configuration parameters referred to in this
section can be referenced in the “Application Configuration” section of this document.
Tank Fill Event:
A tank fill event will be qualified by the CTM when the tank level increases by the
configured amount.
Tank Draw Event:
A tank draw event will be qualified by the CTM when the tank level has decreased by
the configured amount within one hour. A tank draw event will NOT be qualified if the
tank level has dropped to 0% (bad or missing sensor).
Tank Level Change Event:
A tank level change event will be qualified by the CTM when the tank level has moved
above or below the configured tank level change threshold since the last report to the
Host. This threshold can be positive or negative, depending on if the user is looking to
track a rising or falling tank level.
Tank Critical High Condition:
A tank critical high condition will be qualified by the CTM when the tank level has risen
above the configured tank critical high threshold.
Tank Warning High Condition:
A tank warning high condition will be qualified by the CTM when the tank level has risen
above the configured tank warning high threshold.
Tank Warning Low Condition:
A tank warning low condition will be qualified by the CTM when the tank level has
dropped below the configured tank warning low threshold.
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Tank Critical Low Condition:
A tank critical low condition will be qualified by the CTM when the tank level has
dropped below the configured tank critical low threshold.
Missing Sensor Condition:
A bad or missing sensor condition will be qualified by the CTM when the tank level has
dropped to 0% for a pre-determined amount of time. The qualification of this condition is
not configurable.
Temperature Alarms
The CTM contains an accurate temperature measurement device and can be used to
track ambient temperature at the installation site. The CTM also has configurable high
and low temperature alarms and can be used to report abnormal temperature conditions
to the Host. The CTM will report a new high or low temperature alarm to the Host, and
will also report to the Host once the high or low temperature condition no longer exists.
Keep in mind that measured temperatures will be greatly affected by direct sunlight and
somewhat affected by night time thermal radiation from the tank if installed on top of the
tank.
Low Battery Notification
A low battery condition will not immediately trigger a report to the Host, but it will set a
CTM system status flag that will be picked up by the Host at the next scheduled or
event report.
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Portable Diagnostic Unit
General
The handheld WESROC® RMS Portable Diagnostic Unit (PDU) is used to configure and
monitor the status of the WESROC® RMS Cellular Tank Monitor (CTM). This valuable
device should be considered an essential part of any installation tool kit. The following is
a summary of the sections of the PDU interface that are designed for use with the CTM.
A more detailed description of the operation of the PDU can be found in the WESROC®
RMS Portable Diagnostic Unit Operation Manual.
A configuration data packet is required to be transmitted by the CTM before the PDU
can be used to configure the CTM or view detailed data from the CTM. The CTM will
transmit a configuration data packet before and after each report to the Host, when the
CTM is placed in Configuration mode, and each time a configuration command is
received from the PDU. The CTM must be in Configuration mode to respond to
configuration commands sent by the PDU. A configuration command is sent from the
PDU to the CTM each time the user changes a configuration parameter value and
leaves a configuration parameter editing screen.
PDU Screen Map
Summary
Screen
Logo
Screen
List
Screen
Menu
Screen
Config Sys
Screen
Parameter
Edit
Screen
Config App
Screen
Parameter
Edit
Screen
View Details
Screen
View Raw
Data
Screen
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PDU Screens
Logo Screen:
This is the first screen displayed when the PDU is powered up. This screen will contain
the Independent Technologies logo, or may contain your company logo if arrangements
have been made for a custom logo. Press the right arrow key on the PDU to move to
the List Screen. This screen will only be displayed once when the PDU is powered on.
List Screen:
Each line on this screen represents a WESROC® RMS device that has transmitted a
data packet in the recent past. The serial number of the device will be displayed on the
left side of the screen. A configuration data packet from a CTM will be noted by the
“CelMon” device label in the middle of the screen. The time since the last transmission
from each device is listed on the right side of the screen. Press the up arrow or down
arrow keys to select the desired device. Press the right arrow key to move to the Menu
Screen.
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Menu Screen:
This screen contains a list of screens that can be selected depending on what type of
action you want to take. Press the up arrow or down arrow keys to select the desired
screen. Press the right arrow key to move to the selected screen. Press the left arrow
key to return to the List Screen. At the bottom of this screen is a Ping command that can
be executed by pressing the right arrow key. The ping command can be used to check
for a simple response from the CTM.
Summary Screen:
This screen contains a quick snapshot of the status of the CTM, the tank level, and the
cellular network conditions during the last report to the Host. Press the left arrow key to
return to the Menu Screen.
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System Configuration Screen:
This screen contains a list of CTM system configuration parameters. Press the up arrow
and down arrow keys to select a configuration parameter to change. Not all of the
system configuration parameters are visible on the screen at the same time. Press the
right arrow key to move to the selected configuration parameter editing screen. Press
the left arrow key to return to the Menu Screen.
Application Configuration Screen:
This screen contains a list of application (tank level) configuration parameters. Press the
up arrow and down arrow keys to select a configuration parameter to change. Not all of
the application configuration parameters are visible on the screen at the same time.
Press the right arrow key to move to the selected configuration parameter editing
screen. Press the left arrow key to return to the Menu Screen.
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View Details Screen:
This is a series of screens that can be used to view detailed information about the CMT
system status, the tank level status and history, and information about the cellular
network during the last report to the Host. Press the up arrow and down arrow keys to
move between the various detail screens. Press the left arrow key to return to the Menu
Screen.
View Raw Data Screen:
This is a series of screens that can be used to view the raw data contained in the data
packets transmitted from the CTM to the PDU. This information will only be useful for
very rare and specific diagnostic purposes. Press the up arrow and down arrow keys to
move between the various raw data screens. Press the left arrow key to return to the
Menu Screen.
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WESROC® RMS Cellular Tank Monitor - Operation Manual - Independent Technologies, Inc.
System Configuration Parameters
General
The WESROC® RMS Cellular Tank Monitor system configuration parameters can be
modified using the WESROC® RMS Portable Diagnostic Unit (PDU). These
configuration parameters can also be modified by the WESROC® RMS Host System
(Host) during a report.
Parameter List
Base ID: Used to identify a particular CTM device in the Host database.
Min: 000000000001; Max: 999999999999
Default: N/A; Disable: N/A
Primary IP Address: The IP address used to report to the primary Host.
Min: 0.0.0.1; Max: 255.255.255.255
Default: 69.11.190.186 (ITC Live Server); Disable: 0.0.0.0 (Do not attempt to report.)
Primary IP Port: The IP port number used to report to the primary Host.
Min: 1; Max: 65535
Default: 50482 (ITC Live Server); Disable: 0 (Do not attempt to report.)
Secondary IP Address: The IP address used to report to the backup Host.
Min: 0.0.0.1; Max: 255.255.255.255
Default: 69.11.190.186 (ITC Test server); Disable: 0.0.0.0 (Do not attempt to report.)
Secondary IP Port: The IP port number used to report to the backup Host.
Min: 1; Max: 65535
Default: 50484 (ITC Test Server); Disable: 0 (Do not attempt to report.)
Host Response Timeout: The maximum number of seconds that the CTM will wait for a
response from the Host before sending a data packet retry.
Min: 5; Max: 60
Default: 15; Disable: N/A
Maximum Packet Retries: The maximum number of times that the CTM will retry
sending a data packet to the Host before terminating a report.
Min: 1; Max: 8
Default: 2; Disable: N/A
Report Interval: The number of minutes until the next scheduled report to the Host.
Min: 60 (One Hour); Max: 65535 (45.5 Days)
Default: 1440 (24 Hours); Disable: N/A
Low Battery Threshold (mV): The low battery threshold for the CTM system battery.
Min: 2500; Max: 3600
Default: 2750; Disable: N/A
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WESROC® RMS Cellular Tank Monitor - Operation Manual - Independent Technologies, Inc.
High Temperature Threshold: The high temperature alarm threshold in degrees F.
Min: -67 F; Max: +302 F
Default: +150 F (Effectively Disabled); Disable: 0x8000 (From host only.)
Low Temperature Threshold: The low temperature alarm threshold in degrees F.
Min: -67 F; Max: +302 F
Default: -50 F (Effectively Disabled); Disable: 0x8000 (From host only.)
Local Display Mode: Enable Local Display mode to configure the CTM to transmit data
packets to a local display device. Disable if not used to maximize battery life.
Enable or Disable
Default: Disabled
ISM Transmitter Number: Sets the transmitter number of the CTM. The local display
device will display this number next to the displayed tank level. This feature is very
useful in multiple tank applications.
Min: 1; Max: 127 (Maximum of 8 on handheld and current local display devices.)
Default: 1; Disable: N/A
Application Configuration Parameters
General
The WESROC® RMS Cellular Tank Monitor application (tank level) configuration
parameters can be modified using the WESROC® RMS Portable Diagnostic Unit (PDU).
These configuration parameters can also be modified by the WESROC® RMS Host
System (Host) during a report.
Parameter List
Sensor Scaling: The sensor output scaling to be used to calibrate the CTM to the type
of tank and gauge being monitored.
Min: 1; Max: 255 (Not all used at this time – see current list below.)
Default: 1 (Small horizontal tank dial.); Disable: N/A
Std Horiz (small dial horizontal tank)
Lg Dial (large dial horizontal tank) (Use on large dials with black Rochester sensor.)
420# Vert (420# vertical cylinder)
200# Vert (200# vertical cylinder with Taylor type “A” dial)
Liquid CO2 (liquid CO2 vertical cylinder – special use only)
Fuel Horiz (small dial horizontal fuel tank)
Flat (no dial scaling correction – special use only)
20k Horiz (20k gallon horizontal fuel tank – special use only)
ITC LgDial (large dial horizontal tank) (Use on large dials with ITC Precision Sensor.)
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WESROC® RMS Cellular Tank Monitor - Operation Manual - Independent Technologies, Inc.
Tank Fill Threshold: The tank fill event qualification amount in percent full.
Min: 3%; Max: 95%
Default: 5%; Disable: 0%
Tank Draw Threshold: The tank draw event qualification amount in percent full.
Min: 3%; Max: 95%
Default: 10%; Disable: 0%
Critical High Threshold: The tank critical high condition level in percent full.
Min: 5%; Max: 95%
Default: 85%; Disable: 0%
Warning High Threshold: The tank warning high condition level in percent full.
Min: 5%; Max: 95%
Default: 30%; Disable: 0%
Warning Low Threshold: The tank warning low condition level in percent full.
Min: 5%; Max: 95%
Default: 95%; Disable: 0%
Critical Low Threshold: The tank critical low condition level in percent full.
Min: 5%; Max: 95%
Default: 15%; Disable: 0%
Level Change Threshold: The tank level change qualification amount in percent full. Set
to a negative number to track a tank level decrease; set to a positive number to track a
tank level increase.
Min: -95%; Max: +95%
Default: 0%; Disable: 0%; Invalid: +1 to +4%, -1% to -4%
Gain Adjust: Used to compensate for tank and gauge size mismatches and gauge gain
calibration errors. For special applications only - use with caution.
Min: -10.00x (Gain of -10.00); Max: +10.00x (Gain of +10.00)
Default: +1.00x (Gain of +1.00)
Disable: N/A; Invalid: +0.00
Offset Adjust: Used to compensate for gauge offset calibration errors. For special
applications only - use with caution.
Min: -100.00; Max: +100.00
Default: +0.00; Disable: N/A
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WESROC® RMS Cellular Tank Monitor - Operation Manual - Independent Technologies, Inc.
Battery Replacement
The WESROC® RMS Cellular Tank Monitor (CTM) uses a field replaceable, intrinsically
safe battery pack designed and supplied by Independent Technologies, Inc. The CTM
has been designed to operate on a very small amount of power, but eventually the
battery pack will need replacement. Because the battery pack is intrinsically safe, the
battery pack can be replaced at the tank without needing to remove the CTM to a safe
location. The following steps and photos illustrate how to replace the battery pack.
1] Remove the eight screws from around the perimeter of the battery pack.
2] Remove the battery pack from the bottom of the CTM enclosure and disconnect the
battery pack connector.
3] Connect the new battery pack to the CTM and arrange the battery pack cable to clear
internal obstructions.
4] Replace the battery pack into the bottom of the CTM enclosure and replace the eight
screws. Do NOT over tighten the screws and strip the threads from the bottom of the
CTM enclosure.
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WESROC® RMS Cellular Tank Monitor - Operation Manual - Independent Technologies, Inc.
Specifications
Mechanical
Size:
Weight:
Mounting:
7.6”L x 5.3”W x 5.6”H
Approximately 1.5 lbs
Dual channel magnet or right-angle bracket.
Environment
Temperature:
-40C to +60C
Power Source
Model:
Type:
Voltage:
Expected Life:
MT-9100BPK-02 (Available from Independent Technologies)
Field replaceable, sealed and intrinsically safe battery pack.
3.6VDC
Greater than 5 years (reporting once per day).
Tank Level Sensor
Sensor Type:
Cable Length:
Rochester R3D Hall-Effect or In-Line Connector
3 foot or 10 foot depending on model
Cellular Radio
Type:
Bands:
Antenna:
FCC ID:
IC:
GSM Quad-Band Cellular Module
GSM850, EGSM900, DCS1800, PCS1900
Internal
N7NWISMO228
2417C-WISMO228
ISM Radio
Type:
Frequency:
Power:
Antenna:
72-70-164, Rev. P4
US 900MHz ISM Band FSK Transceiver
916.48MHz
+8dBm (6.3mW)
Internal
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WESROC® RMS Cellular Tank Monitor - Operation Manual - Independent Technologies, Inc.
Certifications
UL
The WESROC® RMS Cellular Tank Monitor has been certified for use as Tank
Monitoring Equipment in Class I, Division 1, Groups C and D Hazardous (Classified)
Locations per ANSI/UL 913 and CAN/CSA C22.2 No. 157.
Temperature Code: T4; Ambient Temperature Range: -40C to +60C;
Intrinsically Safe Device – Securite Intrinseque – Ex ia
FCC
The WESROC® RMS Cellular Tank Monitor (FCC ID number RWB-MT9100CTM and IC
number 115A-MT9100CTM) has been tested and found to comply with the limits for a
Class B digital device, pursuant to part 15 of the FCC Rules.
PTCRB
The WESROC® RMS Cellular Tank Monitor has been certified by a PTCRB approved
test lab for use on the GSM digital cellular network.
Cellular Carrier
The WESROC® RMS Cellular Tank Monitor has been certified for use on AT&T and TMobile GSM digital cellular networks.
Warranty Information
Independent Technologies, Inc. (ITC) warrants the MT-9100CTM WESROC® RMS
Cellular Tank Monitor against defects in materials or workmanship for a period of five
years from date of shipment to original purchaser. All units deemed defective under this
warranty will be replaced or repaired at ITC’s option. No other warranty is expressed or
implied, nor will responsibility for operation of this device be assumed by ITC.
Copyright© 2011 - Independent Technologies, Inc.
Omaha, NE
www.IndependentTech.com
402-496-4700
Do not reproduce without permission.
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