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Arduino and Raspberry Pi temperature projects
Logic LOW threshold (TTL): <0
With a 390mm reach and 32-channel controller
Each channel features optocoupler isolation between the control circuit and the relay coil
W1209 DC 12V Thermostat Temperature Controller Module Wireless Arduino and Raspberry Pi temperatureW1209 Temperature Controller DC 12V Heat Cool Temp Thermostat Switch Sensor The W1209 DC 12V Heat Cool Temp Thermostat Temperature Control Switch Sensor Connect to the power supply and equipment, the measuring temperature is displayed, press the "SET" button, and press " + or " to set the desired temperature (long press " + or "to increase or decrease quickly), press "SET" to confirm the setting and return, controller automatically performs the relay
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