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WALL MOUNTED
ASU30RLE
Heat pump prohibition control
• Temperature of heater on (Thon): Adjustable by function setting no. 62 (Operating temperature
switching of external heaters).
• All control temperatures will shift by adjusting “Thon”.
Operation status
NOTE: In following operations, compressor will be on.
• Other than heating
• Test run
Operation Condition
Heater on Heater is on as shown in following diagram of heating temperature.
Heater off
• Heater is off as shown in following diagram of heating temperature.
• Other than heating mode
• Error occurred
• Forced thermostat off
Tr: Room temperature
Ts: Set temperature
Thon: Heater on temperature
Off
On
Tr-Ts ≥ 0.9°F
(0.5°C)
Tr-Ts
Tr-Ts (=Thon) ≤ -0.9°F
(
-0.5°C)
On
0.9°F (0.5°C)
-0.9°F (-0.5°C)
On
12 V
On
Off
Off
0 V
Off
Heating operation
Heater
Fan
Air conditioner
Room temperature
Set temp.
3 min or more
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