Carrier 40VMH024 - Page 18

18
Fig. 30 —Typical Heat Recovery System Communication Wiring
34
;<
;<
Main MDC unit
MDC unit
outdoor unit Centralized controller
34
34
34
34
34
34
wired controller
+$+%
7R1R
LQGRRU
7R1R
LQGRRU
7R1R
LQGRRU
7R1R
LQGRRU
7R1R
LQGRRU
7R1R
LQGRRU
7RRXWGRRU
7R6XE0'&
7RRXWGRRU
L1
L2
L3
L3
L3
L3
L4
L4
L5
L6
L7
L8
L9
L10
L11
Indoor unit 1#
Indoor unit 2#
+$+%
+$+%
+$+%
+$+%
+$+%
+$+%
Indoor unit 3#
Indoor unit 4#
Indoor unit 5#
Indoor unit 6#
wired controller
+$+%
Maximum wiring length
//IW$:*&RUH6WUDQGHG6KLHOG
/IW$:*&RUH6WUDQGHG6KLHOG
/IW$:*&RUH6WUDQGHG6KLHOG
/IW$:*&RUH6WUDQGHG6KLHOG
////IW$:*&RUH6WUDQGHG6KLHOG
//IW$:*&RUH6WUDQGHG6KLHOG