Sanyo KH2442 / CH2442 Service Manual page 110

(2) Basic wiring diagram for group control
This diagram shows when several units (max. 8) are
controlled by a remote controller. In this case, a
remote controller can be connected at any indoor unit.
1 1
RED
BLK 2 2
Remote controller
(Option)
D
1
2
3
4
*Remote controller wirings are wire joint connection.
NOTE
R.C. Address should be set before turning the power on.
Auto. address setting can be executed by a remote controller automatically.
5
Please refer to "Automatic Address Setting Method".
Each successive unit will respond at one-second intervals following the order of the R.C. address when the
remote controller is operated.
Indoor Unit
B
1
Inter-unit
power wiring
2
single phase
230/208V
G
Inter-unit
U1
control wiring
U2
(Low voltage)
C
1
2
E
Indoor Unit
B
1
Inter-unit
power wiring
2
single phase
230/208V
Inter-unit
U1
control wiring
U2
(Low voltage)
C
1
2
E
Indoor Unit
B
1
Inter-unit
power wiring
2
single phase
230/208V
Inter-unit
U1
control wiring
U2
(Low voltage)
C
1
2
Outdoor Unit
1
2
G
Ground
U1 4
U2 L1
L2
G
A
Outdoor Unit
1
2
Ground
U1 4
U2 L1
L2
G
A
Outdoor Unit
1
2
Ground
U1 4
U2 L1
L2
G
A
I - 106
1. Specifications
*1
R.C. Address on the PCB: 1 (S2, BLK)
L1
Power supply
single phase
L2
230/208V
Ground
R.C. Address on the PCB: 2 (S2, BLK)
L1
Power supply
single phase
L2
230/208V
Ground
R.C. Address on the PCB: 8 (S2, BLK)
L1
Power supply
single phase
L2
230/208V
Ground
2089_M_I
SM830082