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© 2020 All rights reserved. Data subject to change without notice.
cGas Detector Digital Transmitter - Installation Manual
Rev. A | 2020.03
6.5 Mounting the Transmitter .................................................................... 26
6.5.1 Wet Environment Considerations ................................................ 26
6.5.2 EMI and RF Interference Considerations ................................... 27
6.5.3 Mounting Height (Sensor Dependent) ........................................ 27
6.6 Enclosure Mounting Components ...................................................... 28
6.6.1 Enclosure Base ................................................................................ 28
6.6.2 Enclosure Bottom ........................................................................... 29
6.7 Wiring Connections .............................................................................. 29
6.7.1 Digital Wire Gauge vs Run Length ............................................... 32
6.7.2 Wiring the Relay Smart Baord (models with Option -RLY) ...... 33
7 BASIC SYSTEM OPERATION .......................................................................33
7.1 Power-up and Warm-up Process from Factory .................................. 33
7.2 Navigating the Menu Structure ........................................................... 34
7.3 Accessing the Menu with Passcodes ................................................. 35
7.4 Change Units (
o
C or
o
F) of Temperature Readings ............................. 37
7.5 Temperature and/or Relative Humidity Offset ................................... 37
7.6 Test Functions ...................................................................................... 39
7.6.1 Test Readings / Digital Output ..................................................... 39
7.6.2 Test Relay (models with Option -RLY) ......................................... 40
8 MODBUS & BACNET CONFIGURATION ........................................................41
8.1 Changing Digital Communication Type in the Field ........................... 41
8.2 Confi guring Modbus® Settings........................................................... 42
8.2.1 Change Modbus® MAC Address................................................. 43
8.2.2 Change Modbus® Baud Rate ....................................................... 43
8.2.3 Modbus® Holding Registers ........................................................ 44
