103
OCH668G
CN51
X
5
4
3
A
C
D
5
E
1
1
3
B
G
Y
F
A
C
D
E
B
G
F
CN3N
X
Y
SW1
SW2
1
2
3
SW1
SW2
ON
Heating
Validity of SW1
OFF
Cooling
Invalidity of SW1
1
3
A
C
D
E
B
G
F
CN3D
X
Y
SW1
SW2
1
2
3
The silent mode and the demand control are selected by switching the DIP switch 9-2 on outdoor controller board.
It is possible to set it to the following power consumption (compared with ratings) by setting SW1, 2.
Silent mode
Outdoor controller board DIP SW9-2 SW1 SW2
Function
Demand control
OFF
ON
OFF
ON
OFF
OFF
ON
OFF
ON
ON
100%
75%
50%
0%
(Normal)
(Stop)
A
Distant control board
B
Relay circuit
C
External output adapter (PAC-SA88HA-E)
D
Outdoor unit control board
A
Remote control panel
B
Relay circuit
C
External input adapter (PAC-SC36NA-E)
D
Outdoor unit control board
E
Relay power supply
F
Procure locally
G
Max. 10 m
A
Remote control panel
B
Relay circuit
C
External input adapter (PAC-SC36NA-E)
D
Outdoor unit control board
E
Relay power supply
F
Procure locally
G
Max. 10 m
E
Lamp power supply
F
Procure locally
G
Max. 10 m
OFF
ON
OFF
OFF
OFF
ON
ON
ON
Silent mode
Super silent mode 1
Super silent mode 2
Normal
(Cooling only)
~
~
Y
X
Y
X
~
Y
X
L
1
L
2
L
1
:
Error display lamp
L
2
:
Compressor operation lamp
X, Y: Relay (coil rating:
≤
0.9 W. DC 12 VDC)
SW1: Switch
SW2: Switch
X, Y: Relay
(
contact rating:
≥
0.1 A. 15 VDC
)
min. applicable load:
≤
1 mA
SW1: Switch
SW2: Switch
X, Y: Relay
(
contact rating:
≥
0.1 A. 15 VDC
)
min. applicable load:
≤
1 mA
8-4. OUTDOOR UNIT INPUT/OUTPUT CONNECTOR
State (CN51)
Auto changeover (CN3N)
Silent Mode/Demand Control (CN3D)