Sierra Monitor Corporation 5100-02-IT Instruction Manual
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Sierra Monitor Corporation 5100-02-IT Instruction Manual

It series combustible gas sensor module
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MODEL 5100-02-IT
IT Series
COMBUSTIBLE GAS SENSOR MODULE
Version 3.00A
APPLICABILITY & EFFECTIVITY
Effective for all Model 5100-02-IT Modules manufactured after December 1, 2011.
Instruction Manual Part Number T12019
Rev. D

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  • Page 1 MODEL 5100-02-IT IT Series COMBUSTIBLE GAS SENSOR MODULE Version 3.00A APPLICABILITY & EFFECTIVITY Effective for all Model 5100-02-IT Modules manufactured after December 1, 2011. Instruction Manual Part Number T12019 Rev. D...
  • Page 2 ONLY THE FOLLOWING ITEMS, FUNCTIONS AND OPTIONS ARE FM* APPROVED Model 5100-02-IT Combustible Gas Sensor Module Sensor Module Model 5100-02-IT Model 5100-02-IT-SS Calibration Equipment Model 1200-26 Model 1290-02 Model 5358-01 Model 5360-00 Model 1260-02 Model 1260-42 Model 1250-01 Model 1256-01...

  • Page 3: Table Of Contents

    SENSOR EXPOSURE TO GAS ... 24 CALIBRATION SUB-MENU ... 25 SERVICE ... 26 MODULE SUB ASSEMBLY ... 26 ENCLOSURE REPLACEMENT ... 26 TRANSMITTER REPLACEMENT ... 27 SENSOR REPLACEMENT ... 27 INSTALLATION INSPECTION ... 27 Model 5100-02-IT Combustible Gas Sensor Module TABLE OF CONTENTS Page: 1...
  • Page 4 FIGURE 1 - 1: MODEL 5100-02-IT COMBUSTIBLE SENSOR – MOUNTING OPTIONS ... 5 FIGURE 1 - 2: MODEL 5100-02-IT COMBUSTIBLE SENSOR – CAST AL ENCLOSURES, DIMENSIONS ... 6 FIGURE 1 - 3: MODEL 5100-02-IT-SS COMBUSTIBLE SENSOR – 316SS ENCLOSURES, DIMENSIONS ... 6 FIGURE 4 - 1: TYPICAL MOUNTING OPTIONS ...

  • Page 5: Product Description

    The connector card has two sets of connections, allowing for a continuous run to the next module ® Registered trademark of Schneider Electric. Model 5100-02-IT Combustible Gas Sensor Module 1. PRODUCT DESCRIPTION Combustible Gas Sensor Module is a member of the Sentry family of gas sensor transmitter modules.

  • Page 6: Mechanical

    Standard on the 5100-02-IT is an explosion-proof, rain-tight cast aluminum electrical housing (Figure 1-3) with three ¾” FNPT conduit hubs. The 5100-02-IT-SS has a 316 Stainless Steel enclosure (Figure 1-2). Both enclosure covers have a viewing window. The design of the enclosure allows 3-way mounting choices as shown in figure 1-1.

  • Page 7: Interconnect Wiring

    DC power between 10 VDC and 30 VDC. Regulated DC power must be supplied from a separate source, or from an approved Sentry or Figure 1 - 1: Model 5100-02-IT Combustible Sensor – Mounting Options Model 5100-02-IT Combustible Gas Sensor Module controller.

  • Page 8: Figure 1 - 2: Model 5100-02-It Combustible Sensor - Cast Al Enclosures, Dimensions

    Model 5100-02-IT Combustible Gas Sensor Module Figure 1 - 3: Model 5100-02-IT-SS Combustible Sensor – 316SS Enclosures, Dimensions Figure 1 - 2: Model 5100-02-IT Combustible Sensor – Cast Aluminum Enclosures, Dimensions Page: 6...

  • Page 9: Cautions & Warnings

    AC Voltage conductors are not to be run in the same conduit as DC voltage 2.3.1 CATALYTIC BEAD SENSOR MODULES Model 5100-02-IT Gas Sensor Modules are FM performance approved for detection of Combustible gas (methane and hydrogen). The sensor is cross sensitive to the combustible gases indicated in Table 2-1.
  • Page 10 Note that the 5100-02-IT has a gas factor scaling feature in which a calibration standard of Methane or Propane may be used in conjunction with scaling factors to cause alarm function in %LEL scale of another gas. See Appendix G.

  • Page 11: Quick Start

    After the warm-up period has expired, the display will indicate the gas concentration. Also, the instrument loop will be released to output current in the range of 4 to 20 mA. The actual current is linear with the gas concentration. Model 5100-02-IT Combustible Gas Sensor Module 3. QUICK START Page: 9...

  • Page 12: Installation

    ANALOG 4-20 MA OPERATION The 4-20 mA output for the 5100-02-IT can be either 3-wire (ISA Type 3 Circuit) or standard (ISA Type 4 Circuit 4-wire) operation. If using 3-wire operation, use a minimum of 18 AWG, shielded, 3-conductor cable up to 2000’.

  • Page 13: Enclosure Installation

    Sentry controller. Shield must be cut and dressed at the module end so that no part of it comes in contact with the conduit or ground. Be sure to follow all local electric code and safety requirements when installing the 5100-02-IT Gas Sensor Module 4.2.4 GENERAL Install conduit as required by local code or construction specifications.

  • Page 14: Transmitter And Sensor Installation

    6. Cycle power to accept module address change. PCB Label Switch 4-20 4-20 PCB Label RS 485 RS 485 PCB Label Model 5100-02-IT Combustible Gas Sensor Module NOTES Function IN + Digital Input SW + IN - Digital Input SW - IN + 4-20 mA Input +...

  • Page 15: Module Address Switch

    For Sentry applications only sensor addresses 1-8 are allowed. If using Modbus output sensor addresses 1-15 are available. Position 0 allows the Modbus Address to be set by software Model 5100-02-IT Combustible Gas Sensor Module Function Low Alarm Relay NC...

  • Page 16: Figure 4 - 2: Transmitter Face Plate

    Model 5100-02-IT Combustible Gas Sensor Module Figure 4 - 2: Transmitter Face Plate Figure 4 - 3: 4-20 mA Circuits Types 5100-02-IT Page: 14...

  • Page 17: Figure 4 - 4: 4-20 Ma Circuits Types 5100-02-It - Connections

    Model 5100-02-IT Combustible Gas Sensor Module (DEFAULT) Figure 4 - 4: 4-20 mA Circuits Types 5100-02-IT – Connections Page: 15...

  • Page 18: Figure 4 - 6: Remote Alarm Reset

    Model 5100-02-IT Combustible Gas Sensor Module Figure 4 - 5: Digital Interface Connections Figure 4 - 6: Remote Alarm Reset Page: 16...

  • Page 19: Figure 4 - 7: Termination Drawing

    Model 5100-02-IT Combustible Gas Sensor Module Figure 4 - 7: Termination Drawing Page: 17...

  • Page 20: Operation

    : ENTER • Key ▲: UP (+) • Key ▼: DOWN (-) Figure 5 - 1: Face Plate with Data Entry Key Pad Model 5100-02-IT Combustible Gas Sensor Module 5. OPERATION Mode Page: 18 , ▲, and ▼as shown in Figure 5-1.

  • Page 21: Main Menu

    0%LEL 0%LEL Table 5-2 describes the operational display values of the human-machine interface system. NO SENSR “S THE DISPLAY SHOWS Model 5100-02-IT Combustible Gas Sensor Module Description Switch [M] Switch [E] Switch [▲] Previous Menu Switch [▼] Next Menu First screen at power up-model...

  • Page 22: Set-Up

    %LEL scale of another gas. See Appendix I for a list of the scaling factors. Note that if the 5100-02-IT is interfaced to a Sentry controller that the gas factor can be set in the Sentry or the Gas Sensor Module but NOT IN BOTH. It is recommended that the gas factor be adjusted in the Gas Sensor Module so that the display values on both the Gas Sensor Module and the Sentry are matched.

  • Page 23: Table 5 - 3: Set-Up Configuration

    IT Sensor Module Down *Sentry Alarm Relay set to Sentry Table 5 - 3 A: Set-Up Configuration Model 5100-02-IT Combustible Gas Sensor Module Description keys to adjust to new set point keys to adjust to new relay action Page: 21...
  • Page 24 Enter *38400 Press [E] to select or [ Table 5 - 3 B: Set-Up Configuration Model 5100-02-IT Combustible Gas Sensor Module Gas Factor Example to adjust factor keys to select 4 mA or 20mA keys to select Track, C2.5mA, C4.00mA keys to select mA Valve between 0.5...

  • Page 25: Maintenance Functions

    Mode CALIB: Mode Function - Calibration Mode SETUP: Mode Function - Set Point Adjustments Mode MAINT: Mode Function - Maintenance Enter V2.00aA Module Version Model 5100-02-IT Combustible Gas Sensor Module Description Table 5 - 4: Maintenance Menu Page: 23 Reference...

  • Page 26: Calibration

    6.1 CALIBRATION FREQUENCY The 5100-02-IT has been calibrated in the factory prior to shipment. It is recommended that the user check calibration before placing in service. The Combustible sensor module must be calibrated every 6 months. Periodic functional tests are advisable for critical applications and hostile environments.

  • Page 27: Calibration Sub-Menu

    Enter CAL-FAIL WAIT-300 Mode (Any) --0%LEL- Model 5100-02-IT Combustible Gas Sensor Module Description Default Display Mode Function - Alarm Reset Mode Function - Calibrate Banner: Apply zero gas, enter <E> when done Operation: Confirm area clear of gas, or apply zero air to sensor.

  • Page 28: Service

    To replace the enclosure follow the transmitter and sensor assembly removal instructions, remove the damaged enclosure from its conduit, install a new enclosure and continue the transmitter and sensor assembly replacement instructions. Model 5100-02-IT Combustible Gas Sensor Module 7. SERVICE Figure 7 - 1: Module Components...

  • Page 29: Transmitter Replacement

    7.5.2 INSPECTION AND TROUBLESHOOTING GUIDE The inspection and troubleshooting guide can be used to step through the system start-up and to determine the corrective action if a fault occurs. Model 5100-02-IT Combustible Gas Sensor Module Page: 27 to relieve the...

  • Page 30: Diagnostic Leds

    1. The sensor assembly is defective, contact technical support 7.5.5 DIAGNOSTIC LEDS LED 1 = 1 Hz Heartbeat normal, 2 Hz Panic Error 2 = Computation process 3 = 1 Hz Heartbeat normal 4 = HART or Sentry comms activity Model 5100-02-IT Combustible Gas Sensor Module Page: 28...

  • Page 31: Appendices

    Data bits: Flow Control: Memory map: Warranty: Limited warranty: Specifications subject to change without notice Model 5100-02-IT Combustible Gas Sensor Module 8. APPENDICES Catalytic Bead 0-100% LEL Combustible +/-1% LEL < 12 sec to 60% full scale +/- 1% for 0-50% LEL range +/- 2% for 51-100% LEL range Typically >3 years...

  • Page 32: Appendix B: Model Numbers, Parts List & Parameters

    Range = 0-100% LEL Warning = 20% LEL Alarm = 60% LEL Calibration = 50% LEL Methane Modbus = 2-wire Half Duplex at 38,400 BAUD Model 5100-02-IT Combustible Gas Sensor Module Relay/Connection - XX - XX - 01 = No Relays...

  • Page 33: Appendix C: Limited Warranty

    Model 5100-02-IT Combustible Gas Sensor Module APPENDIX C: LIMITED WARRANTY SIERRA MONITOR CORPORATION warrants its products to be free from defects in workmanship or material under normal use and service for two years after date of shipment. SMC will repair or replace without charge any equipment found to be defective during the warranty period.

  • Page 34: Appendix D: Remote Sensor Option

    Model 5100-02-IT Combustible Gas Sensor Module APPENDIX D: REMOTE SENSOR OPTION Figure 8 - 1: Remote Sensor Option NOTE: Drawing using Stainless Steel enclosure available from Sierra Monitor. Page: 32...

  • Page 35: Appendix E: Hart

    Model 5100-02-IT Combustible Gas Sensor Module APPENDIX E: HART Figure 8 - 2: HART Page: 33...

  • Page 36: Figure 8 - 3: 4-20 Ma Circuits Types 5100-02-It - Connections - Hart

    Model 5100-02-IT Combustible Gas Sensor Module Figure 8 - 3: 4-20 mA Circuits Types 5100-02-IT – Connections - HART Page: 34...
  • Page 37 48  2  48  3  48  4  48  5    Device Specific Commands  The Device Specific commands are used for accessing the unique features of the 5100‐IT Series of gas sensor  modules.    A response code of 0 indicates SUCCESS.  This applies to all commands.  As per HART specification, all command  responses will have a response code and status byte, plus any command specific data bytes as indicated in the  following tables.    Model 5100-02-IT Combustible Gas Sensor Module Description  Reset Configuration Changed Flag  Returns Module Status   Module State ‐ In Calibration        (0x10),                                                              (0x30 = cal passed)                                                             (0x50 = cal failed)  Module State ‐ Trouble                (0x08)  Module State ‐ Warming              (0x04)  Module State ‐ RUN (ALARM)      (0x02)  Module State ‐ RUN                       (0x01)  Returns Alarm Relay Status  0x01 = Alarm Relay ON  0x02 = Warning Relay ON  0x03 = Both Relays ON  Returns Trouble Status (non‐zero value indicates Trouble)  Returns maximum gas value  Returns gas value used during calibration ...
  • Page 38 Command 130: Key Press   This command mimics the front plate key inputs.  Request Data Bytes:   Byte  0  Command Specific Response Data Bytes:  Byte  0    Command 131: Set Alarm Level  Request Data Bytes:  Byte  0  Command Specific Response Data Bytes:  Byte  0    Model 5100-02-IT Combustible Gas Sensor Module Description  Format  Unsigned‐8  1=Enter  2=Down  4=Up  8=Menu  Format  Unsigned‐8  Returns same value as passed  Format  Unsigned‐8  Alarm level, range 0 to 60. Default is 60.  Format  Unsigned‐8  Returns new Alarm Level.  Page: 36 Description ...
  • Page 39   Command 135: Reset Alarms  This command will reset any alarm relays that have been latched, providing the alarm condition is no longer  present on the sensor.  Request Data Bytes:      Command Specific Response Data Bytes:   None      Command 136: Abort Calibration  This command aborts the calibration procedure.  Request Data Bytes:      Command Specific Response Data Bytes:   None      Model 5100-02-IT Combustible Gas Sensor Module Format  Unsigned‐8  Warning level, range 0 to 60. Default is 20.  Format  Unsigned‐8  Returns new Warning Level.  Format  Unsigned‐8   0=Latching (default)  2=Non‐Latching  Format  Unsigned‐8  Returns new Alarm Relay Action value  Format  Unsigned‐8 ...
  • Page 40 Command Specific Response Data Bytes:  Byte  0    Command 142: Reset Force Gas Value  This command will signal the module to set the Force Gas Value to 0.  Request Data Bytes:      Command Specific Response Data Bytes:   None    Command 143: Read MODBUS RTU Register  This command allows the reading of sensor module data as defined in the MODBUS RTU register map.  Request Data Bytes:  Byte  0‐1    Model 5100-02-IT Combustible Gas Sensor Module Format  Unsigned‐8  Calibration Gas Level, range 0 to 100  Format  Unsigned‐8  Returns new Calibration Gas Level    None    None  Format  Unsigned‐8  Sets the Force Gas Value, range 0 to 100  Format  Unsigned‐8  Returns new Force Gas Value ...
  • Page 41 Command 145: Set Calibration Mode output current  Request Data Bytes:  Byte  0‐1  Command Specific Response Data Bytes:  Byte  0‐1    Command 146: Set Trouble Mode output current  Request Data Bytes:  Byte  0‐1  Command Specific Response Data Bytes:  Byte  0‐1    Version 1.00 Created 13 July 2011 Model 5100-02-IT Combustible Gas Sensor Module Format  Unsigned‐16  Returns contents of selected Modbus Register  Format  Unsigned‐24  Serial Number  Format  Unsigned‐16  Returns new Serial Number  Format  Unsigned‐16  Current output required during calibration, in  micro‐amperes  Format  Unsigned‐16  Returns new Calibration current value  Format ...

  • Page 42: Appendix F: Modbus Memory Map

    4-20mA CalibOut Value 40045 4-20mA TroubleOut Value Model 5100-02-IT Combustible Gas Sensor Module Gas concentration multiplied by Gas Scale (e.g. 209 = 20.9%) Temperature in degrees Celcius scaled by a factor of 10 Boolean indicating the Alarm relay status (0 = No Alarm, 1 - (High) Alarm).

  • Page 43: Appendix G: Combustible Gas Scaling Factors

    1. Scaling factors are not FMRC approved. 2. Base data source: EEV sensor specification catalog. (EEV claims some data is the result of specific tests, other data is empirically derived). Model 5100-02-IT Combustible Gas Sensor Module Diethyl Ether Dimethoxyethane Dimethyl Ether...

  • Page 44: Appendix H: Menu Key For 5100-02-It Gas Sensor Module

    APPENDIX H: MENU KEY FOR 5100-02-IT GAS SENSOR MODULE • Key M : MODE • Key E : ENTER • Key ▲ UP (+) • Key ▼ DOWN (-) MAIN MENU key to access each of the 4 main sections of the menu.

  • Page 45: Setup Menu

    E – Gas Type (Type of Gas Setup) E --------------------------- OR---------------------------------------▼ |- *Methane (Current Gas Type) ▲ or ▼ (To adjust to select different type if available) E – Ack (Accepts Gas Type Change) Model 5100-02-IT Combustible Gas Sensor Module ▼ ▼ |- 4-20mA: |- RS-485 |- L.
  • Page 46 E – V2.00bB (Software version installed on module) E – CCC001 (Configuration number if only configured for Methane) Model 5100-02-IT Combustible Gas Sensor Module |- Out: 4mA ▼ --or—E (To calibrate analog output 4mA, |▲ or ▼ to adjust level,...

  • Page 47: Appendix I: Fm Approval

    Model 5100-02-IT Combustible Gas Sensor Module APPENDIX I: FM APPROVAL Page: 45...
  • Page 48 Model 5100-02-IT Combustible Gas Sensor Module Page: 46...

  • Page 49: Appendix J: Sil-2 Approval Certificate

    Model 5100-02-IT Combustible Gas Sensor Module 8.10 APPENDIX J: SIL-2 APPROVAL CERTIFICATE Page: 47...
  • Page 50 Model 5100-02-IT Combustible Gas Sensor Module THIS PAGE INTENTIONALLY LEFT BLANK Page: 48...
  • Page 51 INSTALLATION ... 9, 10, 12, 29 MAINTENANCE ... 23 MENU KEY ... 44 MODBUS ... 3, 4, 20, 42 MODEL NUMBER ... 32 Model 5100-02-IT Combustible Gas Sensor Module INDEX MODULE ... 7, 9 MODULE ADDRESS SWITCH ... 13 OPTIONS ... 32 POWER REQUIREMENTS ...

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