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Installation
RS485 Communication Wiring
USB Communications Port
Using the USB Port requires Windows® HyperTerminal or other similar communications software .
Page 12
RS485 (+)
RS485 (-)
Shield
Series 3700 or other
Modbus or BACnet
Master Device
Figure 11: RS485 communication wiring (Modbus + BACnet)
CTL-UM-01026-EN-05
Use Standard Cable
USB Type A Male
to
Type Mini B 5-Pin Male
Connect to Computer
USB COM Port
Figure 12: USB port
Analog Output Card
Yellow Label
9 Pin Connector
RS485 B (+)
1
2
RS385 A (-)
3
RS485 Iso. GND (REF)
4
CH2 Loop (+)
5
CH2 Loop (-)
6
CH2 GND
7
CH1 Loop (+)
8
CH1 Loop (-)
9
CH1 GND
October 2017
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