Fujitsu ARXG22KMLB Design & Technical Manual page 215

¢ System diagram
1 remote controller:
Indoor unit
A
Remote controller
¢ Electrical wiring
1 remote controller:
Indoor unit
Remote
controller
G 1 2 3
1 2 3
G
Remote controller
13-6. Wired remote controller (UTY-RNNYM: Optional part)
2 remote controllers:
Indoor unit
B C
Primary Secondary
Remote controllers
1 (Red): 12 V
2 (White): Signal
3 (Black): COM
- 207 -
A, B, C: Remote controller cable
A ≤ 500 m;B + C ≤ 500 m
2 remote controllers:
Indoor unit
Remote
controller
G 1 2 3
1 2 3
G G
Primary Secondary
Remote controllers
1 (Red): 12 V
1 2 3
2 (White): Signal
3 (Black): COM
13. Remote controller