Design Technical Manual

Table Of Contents
Operation status
Set temp. + 0.F (+ 0.5°C)
Set temp. - 0.F (- 0.5°C)
Operation start
Room temperature is stable
ON
OFF
Economizer input by
external controller
[VRF cooling ON]
(EXT.IN2)
EEV
Indoor
unit
Indoor
temp.
OFF
OFF
OFF
ON
ON
ON
Cooling thermostat ON
(EXT.OUT)
Cooling high / low
(EXT.OUT)
- (08 - 31) -
EXTERNAL INPUT
& OUTPUT
EXTERNAL INPUT
& OUTPUT