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!
Long press SET 5 seconds to enter the main menu settings,
Press the + – toggle P0 … P8 long press SET,
10 seconds of no key activity confirmed their return to the controller.
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 -50 -50
P4 Temperature correction -7-7℃ 0
P5 Delay start time 0-10 Minutes 0
P6 High temperature alarm 0-110℃ OFF
Lights, LED status descriptions:
Indicator: Off The relay is switched off, Always indicate the relay is closed.
LL is the sensor open.
HH is out of range, the thermostat will be forced to close the relay.
— as high temperature protection.
Note: Relay output interface is a switch, when it working, these two ports are connected. If not work, these two ports are not connected.