W1209 Temperature Controller DC 12V Heat Cool Temp Thermostat Switch Sensor

The W1209 DC 12V Heat Cool Temp Thermostat Temperature Control Switch Sensor Connect to the power supply and equipment, the measuring temperature is displayed, press the "SET" button, and press " + or - " to set the desired temperature (long press " + or - "to increase or decrease quickly), press "SET" to confirm the setting and return, controller
automatically performs the relay ON/OFF. the thermostat output is a 10A relay, meets a variety of high-power loads,
LED Indicator: LED off indicates the relay is off; Lighting, indicates the relay is closed.
Digital LED Tubes: "LL" indicates sensor open, "HH" indicates over range, the relay will be forcibly disconnected; "---" indicates high-temperature alarm
Long press the "SET" button to enter the main menu settings, press " + or - " to switch between P0-P6, then long press "SET" or 10 seconds without keystrokes to confirm the setting and return.

W1209 Temperature Controller Buttons:

• P0 :Cooling / Heating; Range: C/H; Default: C
• P1 :Hysteresis Setting; Range:0.1-15; Default: 2
• P2 :Highest Setting Limit; Range:110; Default: 110
• P3: Lowest setting Limit; Range:-50; Default: -50
• P4 :Temperature Correction; Range:-7-7°c; Default: 0°c
• P5: Delay Start Time; Range:0-10 Minute; Default: 0
• P6: Key Tone Switch; Range:0-110; Default: Off
• When the Thermostat is powered off, long press "- or +", and you can restore the factory settings