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CN51
X
5
4
3
Y
L
1 : Error display lamp
L
2 : Compressor operation lamp
X, Y : Relay (Coil standard of 0.9W or less for DC 12V)
CN3N
X
Y
SW1
SW2
1
2
3
X, Y : Relay (DC1mA)
SW1
SW2
ON
Heating
Validity of SW1
OFF
Cooling
Invalidity of SW1
SW1
SW2
ON
Heating
Validity of SW1
OFF
Cooling
Invalidity of SW1
CN3D
X
Y
SW1
SW2
1
2
3
The silent mode and the demand control are selected by switching
the Dip switch 8-1 on outdoor controller board.
It is possible to set it to the following power sonsumption (compared with ratings) by
setting SW1,2
Silent mode
Silent mode operation
Outdoor controller board DIP SW8-1
SW1 SW2 Function
Demand control
OFF
ON
ON
OFF
ON
—
OFF
OFF
ON
OFF
ON
ON
100%
75%
50%
0%
(Normal)
(Stop)
Distant control board
Relay circuit
External output adapter (PAC-SA88HA-E)
Outdoor unit control board
Remote control panel
Relay circuit
External input adapter (PAC-SC36NA)
Outdoor unit control board
Relay power supply
Procure locally
Max. 10m[33ft]
Remote control panel
Relay circuit
External input adapter (PAC-SC36NA)
Outdoor unit control board
Relay power supply
Procure locally
Max. 10m[33ft]
Lamp power supply
Procure locally
Max. 10m[33ft]
~
~
Y
X
Y
X
~
Y
X
L1
L2
9-6. OUTDOOR UNIT INPUT/OUTPUT CONNECTOR
State (CN51)
Auto change over (CN3N)
Silent Mode / Demand Control (CN3D)