Table Of Contents - SMC Networks IT Series Instruction Manual

1. PRODUCT DESCRIPTION .............................................................................................................................1
1.1 GENERAL........................................................................................................................................................1
1.2 PRODUCT CONFIGURATION........................................................................................................................1
1.3 MODES OF OPERATION................................................................................................................................1
1.3.1 SENTRY INTERFACE..............................................................................................................................1
1.3.2 MODBUS OPERATION............................................................................................................................2
1.3.3 ANALOG OPERATION ............................................................................................................................2
1.3.4 REMOTE ALARM RESET (DIGITAL INPUT) (Figure 3-7) ......................................................................2
1.3.5 OPTIONAL INTEGRAL RELAYS .............................................................................................................2
1.3.6 MECHANICAL ..........................................................................................................................................2
1.3.7 ENCLOSURE ...........................................................................................................................................2
1.3.8 TRANSMITTER ELECTRONICS .............................................................................................................4
1.4 INTERCONNECT WIRING ..............................................................................................................................4
1.5 POWER REQUIREMENTS .............................................................................................................................4
2. CAUTIONS & WARNINGS .............................................................................................................................5
2.1 INTRODUCTION .............................................................................................................................................5
2.2 IT TRANSMITTERS - GENERAL.....................................................................................................................5
2.3 WIRING............................................................................................................................................................5
3. INSTALLATION ..............................................................................................................................................7
3.1 TRANSMITTER LOCATIONS .........................................................................................................................7
3.2 WIRING............................................................................................................................................................7
3.2.1 ANALOG 4-20 mA OPERATION..............................................................................................................7
3.2.2 MODBUS OPERATION USING RS-485 CONNECTION ........................................................................7
3.2.3 SENTRY OPERATION USING SMC SENTRY CONNECTION ..............................................................7
3.2.4 GENERAL ................................................................................................................................................7
3.3 ENCLOSURE INSTALLATION........................................................................................................................7
3.4 TRANSMITTER AND SENSOR INSTALLATION ............................................................................................9
3.5 TRANSMITTER ADDRESS SWITCH............................................................................................................14
4. OPERATION .................................................................................................................................................15
4.1 INTRODUCTION - HUMAN-MACHINE INTERFACE SYSTEM ...................................................................15
4.2 HUMAN-MACHINE INTERFACE ..................................................................................................................15
4.3 MAIN MENU...................................................................................................................................................16
4.4 CONFIGURE SET-POINTS...........................................................................................................................17
4.5 MAINTENANCE FUNCTIONS.......................................................................................................................20
5. CALIBRATION ..............................................................................................................................................21
5.1 CALIBRATION FREQUENCY .......................................................................................................................21
5.2 CALIBRATION PREPARATION ....................................................................................................................21
5.2.1 CALIBRATION GAS DELIVERY METHODS .........................................................................................21
5.3 CALIBRATION PROCEDURE.......................................................................................................................21
5.3.1 SENSOR EXPOSURE TO GAS.............................................................................................................22
6. SERVICE .......................................................................................................................................................23
6.1 TRANSMITTER CONFIGURATION ..............................................................................................................23
6.2 ENCLOSURE REPLACEMENT ....................................................................................................................23
6.3 TRANSMITTER REPLACEMENT .................................................................................................................24
6.4 SENSOR REPLACEMENT............................................................................................................................24
6.5 INSTALLATION INSPECTION ......................................................................................................................24
6.5.2 INSPECTION AND TROUBLESHOOTING GUIDE ...............................................................................24
6.5.3 IF MODULE DOES NOT RESPOND TO GAS ......................................................................................24
Model 5100-99-IT 4-20 mA Transmitter

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