KNACRO Electronic Thermostat Controller Digital Temperature Control Board 10A -40.0 C to 125.0 C High Accuracy Micro Temp Control Switch Module with Waterproof Sensor Probe DC 24V

Electrical parameters: Operating voltage: DC 5V, 12V, 24V three options (should not exceed +/-10% of the nominal voltage) Working current: less than 90mA at 5V (less than 15mA when the relay is not operating, less than 3mA when the display is off) Less than 50mA at 12V (less than 15mA when the relay is not operating, less than 3mA when the shutdown is off) Less than 35mA at 24V (less than 15mA when the relay is not operating, less than 3mA when the display is off) Working temperature: -20 °C - 60 °C is recommended (limit range -30 °C - 70 °C) Measuring range: -30 °C - 120 °C is recommended (limit range -40 °C - 125 °C) load capacity: Relay normally open port maximum load capacity: DC 0-30V/10A, AC 0-250V/10A Relay normally closed port maximum load capacity: DC 0-28V/10A, AC 0-125V/10A Three module interface Module voltage / signal input: There is a 4-wire interface, all interfaces have terminal blocks for user convenience 1, DC+: DC power supply positive 2, DC-: DC power supply negative 3, NTC: temperature sensor jack Relay load output: 3-wire interface, all terminals have terminal blocks 1, NO: relay normally open interface, the relay is suspended before the suction, after the suction and short circuit with COM 2, COM: relay common interface 3. NC: The relay normally closes the interface, and the relay is short-circuited with COM before the suction, and the suspension is suspended. Four module size Dimensions: 66mm * 40mm * 20mm (length * width * height) Screw hole size: 4*?3.0mm Screw hole center distance: 59mm*33mm Five delivery list 1. Temperature control module 1 2.1 meters long copper nickel plating temperature sensing 1 3.User manual