Digital Temperature Controller, W3230 DC 12V 24V 220V LED Digital Temperature Controller Thermostat Switch Sensor Meter Emitting diodes Digital Thermostat(DC220V)

Package list: 1 x Digital Thermostat Temperature Alarm Controller Sensor Circuit connection: refer to the circuit diagram to connect the power supply and load. At this time, the digital tube (top) displays the actual measured temperature value, and the digital tube (bottom) displays the preset temperature. If the temperature sensor is missing or damaged, the digital tube will display "-- --", and the buyer must check whether the temperature sensor is installed before using it. The temperature control output is a 10A relay, which can meet various high-power loads. Please make sure the circuit is correct. Indicator light, digital tube status: Indicator light: off means the relay is disconnected, and on means the relay is closed Digital tube: display "-- --", 1. Check whether the temperature sensor is missing or damaged 2. High temperature protection of heating mode 3. Low temperature protection in refrigeration mode The relay in protection mode is automatically disconnected. Use of keys: the thermostat panel has three keys, keys + keys - SET keys Key + : fast accumulation of values Key -: to achieve the rapid decline of the value Press Restart: Restart the button Reminder: P3 setting 1 means that the thermostat will stop running for 1 minute, and long press SET to trigger again. P4 setting 1 means the thermostat will start working after 1 minute. After setting the digital tube will not light, until 1 minute after the normal work. Long press SET to trigger again. P5 is set as OFF by default. Once the user sets the temperature, the P5 can be set as ON to prevent others from changing it at will. Once set to ON, the data will be locked and the P5 will be set to OFF when it needs to be set again.