8. External input and output
Rotary switch
SW302
CN308
SW301
External input and output PCB
Indoor unit PCB
CN314
CN313
CN312
CN311
CN310
CN65
(Ext. in/out PCB)
CN47 (Ext. out)
CN46 (Ext. in)
PCB
External input
External output
Connector
Input select
Input
signal
Indoor unit
Operation/Stop
-
CN46
Dry contact
Edge
Forced stop
-
Operation status
CN47
-
-
Error status
Indoor unit fan
operation status
Cooling thermostat
On
Heating thermostat
On
External heater
output
External input
and output (UTY-
XCSXZ2)
Operation/Stop
-
CN313/
CN314
Dry contact/
Apply voltage
Edge/Pulse
Forced stop
Forced thermostat off
CN313
Edge
-
Operation status
CN310/
CN311/
CN312
-
-
Error status
Indoor unit fan
operation status
External heater
output
Remote controller
output
Cooling high/low
output
Heating thermostat
On
8-1. External input
With using external input function, some functions on this product can be controlled from an external
device.
• “Operation/Stop” mode or "Forced stop" mode can be selected with function setting of indoor unit.
• A twisted pair cable (22AWG) should be used. Maximum length of cable is 492 ft (150 m).
• The wire connection should be separate from the power cable line.
- 15 -
8-1. External input
8. External input and output
WALL MOUNTED
ASUG09-12LMAS
WALL MOUNTED
ASUG09-12LMAS