
Forced thermostat off
External Input and Output
PCB
External input Input signal Command
Rotary switch
2, B, C, D
External Input and
Output PCB
Ex IN 1
Off → On Thermostat off
On → Off Normal operation
On
Off
On
Off
Compressor
Room temp.
Set temp.
Ex IN 1
- 194 -
12-1. Compact cassette type, Medium static pressure duct type (ARXH22KMTAP), and
Ceiling type
12. External input and output
4-5 UNIT
MULTI-SPLIT TYPE
4-5 UNIT
MULTI-SPLIT TYPE