AVT1878 A + - simple digital thermostat with programmed circuit and PCB

Description

The device is an uncomplicated thermostat - it uses a thermistor as a temperature sensor. The switching temperature is set with the potentiometer. The relay is the executive element.

Project AVT 1878 EP 08/15

properties

• Temperature sensor: NTC 10k thermistor
• Temperature measurement range: -20 ° C ... 120 ° C, resolution 1 ° C
• Default adjustment range: 0 ... 50 ° C with 1 ° C step and 1 ° C hysteresis
• Actuator: 250VAC / 10A relay or mosfet, 25VDC / 5A transistor
• Power supply 7 ... 25VDC / 0.2A
• Additional rich configuration via UART interface
• Plate dimensions: 32x83mm

Included

• PCB board
• Programmed layout