¢
System diagram
1 remote controller:
A
Indoor unit
Remote controller
2 remote controllers:
Primary
Secondary
B
C
Indoor unit
Remote controllers
A, B, C: Remote controller cable
A ≤ 500 m;B + C ≤ 500 m
¢
Electrical wiring
1 remote controller:
When there is
a functional
grounding
Remote controller
Indoor unit
Y1
Y1
Y2
Y2
Y3
2 remote controllers:
When there is
a functional
grounding
Remote controller
Remote controller
Y1
Y1
Y2
Y2
Y1
Y2
Y3
Indoor unit
Group control:
When there is
a functional grounding
Remote controller
Indoor units
Y2
Y2
Y2
Y2
Y2
Y3
Y3
Y3
Y3
Y1
Y1
Y1
Y1
Y1
NOTE:
Group connection with Polar 3-wired remote controller is not allowed.
- 229 -
13-11. Simple remote controller (UTY-RSRY and UTY-RHRY: Optional parts)
13. Remote controller
4-5 UNIT
MULTI-SPLIT TYPE
4-5 UNIT
MULTI-SPLIT TYPE