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