En-23
12. OPTIONAL PARTS
]
WARNING
Refer to local codes for acceptable cable type.
12.1. External input and external output
Connection methods
• Wire modification
Remove insulation from wire attached to wire kit connector.
Remove insulation from field supplied cable.
Use crimp type insulated butt connector to join field cable and
wire kit wire.
11. SPECIAL INSTALLATION METHODS
CAUTION
When setting DIP switches, do not touch any other parts on
the circuit board directly with your bare hands.
Be sure to turn off the main power.
DUAL REMOTE CONTROLLERS
• 2 separate remote controllers can be used to operate the
indoor units.
• The timer and self-diagnosis functions cannot be used on
the slave units.
(1) Wiring method (indoor unit to remote controller)
Remote controller cable
Indoor unit
Remote controller
Slave unit
Master unit
(2) Remote controller DIP switch 1 setting
Set the remote controller DIP switch 1 No. 2 according to
the following table.
Number of remote
controllers
Master unit
Slave unit
DIP SW 1 No. 2
DIP SW 1 No. 2
1 (Normal)
OFF
–
2 (Dual)
OFF
ON
Option parts
External input/output wire
Insulated connection
Cable (Field supply)
Output terminal (CN103)
Input No Voltage terminal
(CN102)
Binder (Medium)
(Accessories)
