Item Name: Digital display Temperature Control Switch Sensor Relay Switch Control Board. Temperature control range:-50 - 110 Degrees CelsiusRefresh frequency:0.5secTemperature measurement accuracy:0.1 Degrees CelsiusDisplay type: 0.28 inch three-digit digital tubeInput power:DC 12VUsing Method1. Connect to the power supply and load, it is start to controlling power supply and displaying measurement temperature at this point.2. Press onceSET key board,temperature flashing on display screen. Press+/-key board to set the temperature range.finished the setting,press once SET key board to confirm back.Controllet set automatica relay on power,relay input is 10A can meet the high powers. Please make sure circuit board is correct.3. Indicator light,digital tube status introduction.4. Indicator light:Light off means relay disconnect, light on means relay connect5. Digital. Tube:Display LL means open the road for sensor,display HH means forced disconnect relay once exceed the measurement.Display---- means high temperature protection. Parameter function description.Press the SET five seconds enter into menu set.Press +/-key board to switch the PO.P8.Press the SET for 10 seconds then no button controller confirm back automatically. Package Included:1 x Temperature Controller Sensor Relay Switch *Please make
