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© 2020 All rights reserved. Data subject to change without notice.
cGas Detector Digital Transmitter - Installation Manual
Rev. A | 2020.03
Basic Menu
Press Enter
The Comm Type should be Modbus. Press the UP button until you see Comm
Baud.
Comm Type
MODBUS
Comm Baud
19,200
Press ENTER. Use the UP or DOWN buttons to scroll through the baud rates to
choose from:
• 9,600
• 14,400
•
19,200 (default, confi gurable)
• 38,400
• 57,600
• 76,800
• 115,200
Select the preferred baud rate by pressing ENTER to save. Press the UP buttons
and ENTER to Exit.
8.2.3 Modbus® Holding Registers
If you have specifi c requirements, have any questions or require clarifi cation
about the Modbus® holding registers, please contact CETCI for assistance.
8.3 Confi guring BACnet® Settings
8.3.1 Change BACnet® MAC Address
The factory set default BACnet® MAC address is 100. The MAC ID along with
the Instance ID make up the complete ID for the device. Each device requires a
unique ID in order to communicate with the BAS / DDC. A MAC address should
be set for each digital cGas Detector during installation.
