Aqua Tempo Super II
201709 31
8 Role of Temperature Sensors in Control Functions
Table 3-8.1: Names and functions of the temperature sensors
Discharge pipe temperature sensor 1/ Discharge pipe
temperature sensor 2
Crankcase heater control
1
Electronic expansion valve control
2
Compressor output control
3
Discharge temperature protection
control
4
Crankcase heater control
1
Compressor output control
3
Discharge temperature protection
control
4
Outdoor ambient temperature sensor
Crankcase heater control
1
Electric auxiliary heater control
Water flow switch heater control
Compressor output control
3
Electronic expansion valve control
2
Outdoor fan control
5
Crankcase heater control
1
Compressor output control
3
Defrosting operation control
6
Electronic expansion valve control
2
Outdoor fan control
5
Air side heat exchanger refrigerant outlet temperature
sensor
Outdoor fan control
5
Electronic expansion valve control
2
Defrosting operation control
6
Air side heat exchanger high
temperature protection control
7
Total cooling outlet temperature sensor
Outdoor fan control
5
Compressor output control
3
Air side heat exchanger high
temperature protection control
7
Water side heat exchanger anti-freezing temperature
sensor1/Water side heat exchanger anti-freezing
temperature sensor 2
Water side heat exchanger heater
control
Water side heat exchanger anti-freeze
protection control
8
Water side heat exchanger low
temperature protection control
9
Suction pipe temperature sensor
Electronic expansion valve control
2
Electronic expansion valve control
2
Water inlet temperature sensor
Water flow switch heater control
Electronic expansion valve control
2
Compressor output control
3
Water flow switch heater control
Water side heat exchanger anti-freeze
protection control
8
Water side heat exchanger
temperature difference protection
control
10
Water outlet temperature sensor
Compressor output control
3
Water flow switch heater control
Compressor output control
3
Defrosting operation control
6
Water flow switch heater control
Water side heat exchanger anti-freeze
protection control
8
Water side heat exchanger
temperature difference protection
control
10