Honeywell ComfortPoint Open CPO-PC400-W Manual page 34

CPO-PC400-W/CPO-PC400-UW HVAC CONTROLLER
Connection to CPO-MMI
CPO-MMI
NOTE: Maximum length of RJ11 cable is (L) 5 m.
EN0B-0085 IE10 R0420
RJ11
L ≤ 5m
Fig. 26. Connection of RJ11 interface to a CPO-MMI device
34
110VAC/230VAC
F1
5V
Electrics Fuse
500mA
RS485+
RS485-
GND
RJ11
CPO-PC400-W/CPO-PC400-UW
24VAC