Model 5100-XX-IT Toxic Gas Sensor Module
Table of Contents
TABLE OF CONTENTS
Product Description ...................................................................................................................... 7
1.1 General ......................................................................................................................................................... 7
1.2 Product Configuration .................................................................................................................................. 8
1.3 Theory of Operation ..................................................................................................................................... 8
1.4 Modes of Operation ...................................................................................................................................... 8
1.4.1 Classic Sentry Interface ........................................................................................................................ 8
1.4.2 Modbus Operation ................................................................................................................................ 8
1.4.3 Analog Operation .................................................................................................................................. 8
1.4.4 Remote Sensor ..................................................................................................................................... 8
1.4.5 HART Connection ................................................................................................................................. 9
1.4.6 Remote Alarm Reset ............................................................................................................................. 9
1.4.7 Optional Integral Relays ........................................................................................................................ 9
1.5 Mechanical ................................................................................................................................................... 9
1.5.1 Enclosure .............................................................................................................................................. 9
1.5.2 Transmitter Electronics ....................................................................................................................... 11
1.5.3 Sensor Assembly ................................................................................................................................ 11
1.6 Interconnect Wiring .................................................................................................................................... 11
1.7 Power Requirements .................................................................................................................................. 11
Cautions & Warnings .................................................................................................................. 12
2.1 Introduction ................................................................................................................................................. 12
2.2 Gas Sensor Modules – General ................................................................................................................. 12
2.3 Wiring Warnings ......................................................................................................................................... 12
2.4 Calibration Frequency ................................................................................................................................ 12
Quick Start ................................................................................................................................... 13
3.1 Overview .................................................................................................................................................... 13
3.2 Wiring ......................................................................................................................................................... 13
3.3 Module Installation ..................................................................................................................................... 13
3.4 Transmitter Installation ............................................................................................................................... 13
3.5 Startup and Operation ................................................................................................................................ 14
3.6 Zero Stabilization ....................................................................................................................................... 14
Installation ................................................................................................................................... 15
4.1 Sensor Module Locations ........................................................................................................................... 15
4.2 Wiring ......................................................................................................................................................... 16
4.2.1 Analog 4-20 mA Operation ................................................................................................................. 16
4.2.2 Modbus Operation Using RS-485 Connection.................................................................................... 16
4.2.2.1 Termination Resistor Jumpers .................................................................................................... 16
4.2.2.2 Bias Jumpers (BIAS A, BIAS B) ................................................................................................. 16
4.2.3 Sentry Operation Using Sentry Connection ........................................................................................ 16
4.2.4 General ............................................................................................................................................... 17
4.3 Enclosure Installation ................................................................................................................................. 17
4.4 Transmitter and Sensor Installation ........................................................................................................... 18
4.5 Module Address Switch .............................................................................................................................. 19
Operation ..................................................................................................................................... 25
5.1 Introduction ................................................................................................................................................. 25
5.2 Data Entry Keypad ..................................................................................................................................... 25
5.3 Main Menu .................................................................................................................................................. 26
5.4 Set-Up ........................................................................................................................................................ 27
5.5 Maintenance Sub-Menu ............................................................................................................................. 29
Calibration ................................................................................................................................... 30
6.1 Calibration Frequency ................................................................................................................................ 30
6.2 Calibration Preparation .............................................................................................................................. 30
6.3 Calibration Gas Delivery Methods.............................................................................................................. 30
6.4 Sensor Exposure to Gas ............................................................................................................................ 31
6.5 Calibration Sub-Menu ................................................................................................................................ 32