14
8. Special Functions
A
Distant control board
B
Relay circuit
C
External output adapter (PAC-SA88HA-E)
D
Outdoor unit control board
E
Lamp power supply
F
Procure locally
G
Max. 10 m [33 ft]
L1: Error display lamp
L2: Compressor operation lamp
X, Y: Relay (Coil standard of 0.9W or less for DC 12V)
X, Y: Relay (DC1mA)
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 [33 ft]
ON
OFF
SW1
Heating
Cooling
SW2
Validity of SW1
Invalidity of SW1
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.
Outdoor controller board DIP SW9-2
SW1
SW2
Function
Silent mode
OFF
ON
–
Silent mode operation
Demand control
ON
OFF
OFF
100% (Normal)
ON
OFF
75%
ON
ON
50%
OFF
ON
0% (Stop)
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 [33 ft]
CN51
X
5
4
3
A
C
D
5
E
1
B
G
Y
F
~
Y
X
L
1
L
2
1
3
A
C
D
E
B
G
F
CN3N
X
Y
SW1
SW2
1
2
3
~
Y
X
1
3
A
C
D
E
B
G
F
CN3D
X
Y
SW1
SW2
1
2
3
~
Y
X
8.1. OUTDOOR UNIT INPUT/OUTPUT CONNECTOR
• State (CN51)
• Auto change over (CN3N)
• Silent Mode / Demand Control (CN3D)
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