W3230 DC 12V 24V AC 110-220V Digital Temperature Controller Thermostat Regulator Heating Cooling Control Switch Sensor Meter

 Hot selling W3230 DC 12V 24V AC 110-220V Digital Temperature Controller Thermostat Regulator Heating Cooling Control Switch Sensor Meter

Description:
Temperature range: -55-110 ℃
Control temperature accuracy: 0.1 ℃
Display color: red and blue
Power supply voltage: DC 12V / DC 24V/ AC110-220V
Data Save: Yes
Relay: 20A
Dimensions: 79 x 43 x 26 MM
Hole size: 74 x 39 MM

100% new high quality.
2 mode:Cooling or heating
Set maximum/minimum upper limit temperature to avoid accidents.
Automatically start cooling or heating constant temperature.
Temperature calibration. Temperature can be calibrated as required.
High temperature alarm, when the temperature reaches the set temperature, the controller will alarm.

How to use:
Press the SET key once, the display temperature flashes, and press "+"or"-" to SET the required temperature (press "+" or "-" to quickly rise and fall).The thermostat output is 20A relay, to meet a variety of high power load, connected to the control circuit, you can supply power for the thermostat, at this time the display screen for the environment temperature.

How to reset:
In the shutdown state, press "+" and" -" buttons at the same time, and then turn on the machine. All the above parameters are restored to the factory Settings

wiring diagram: