W1209W Temperature Sensor and Controller

Description

Connect the power supply and the load, you can supply to the controller,Is displayed as a measured temperature,Press the SET button, the display flashes the temperature,Press + – to set the desired temperature,After setting press SET to confirm return,The controller automatically performs the relay by setting off! Lights, LED status descriptions:Indicator: Off The relay is switched off, Always indicate the relay is closed.LED: Shows LL is the sensor open, showing HH is out of range, the thermostat will be forced to close the relay, the display — as high temperature protection. Parameter Function:Long press SET 5 seconds to enter the main menu settings, press the + – toggle P0 … P8 long press SET or 10 seconds of no key activity confirmed their return to the controller Code Code Description Setting range Factory setting P0 Cooling /Heating C/H C P1 Hysteresis setting 0.5-15 2 P2 Highest setting upper limit 110 110 P3 Lowest setting upper limit -45 -45 P4 Temperature correction -7-7 0 P5 Delay start time 0-10 Minutes 0 P6 High temperature alarm 0-110 OFF Off state, long press + – boot to restore the factory settings NOTE: There is no any output voltage of the controller , it is like a switch , you need to connect a power supply to the load, then it can work.