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Electronic room thermostat for heating and heating/cooling

TRT 317, 327

How energy efficiency is improved

Individual, optimised energy use through precise adherence to setpoints/p>


  • Electronic room thermostat for 24 V or 230 V for heating or heating/cooling

  • Silent-switching Triac output on 24 V types

  • Easy to wire up

  • NTC sensor

  • With input for lowering the room temperature

  • With input for heating/cooling changeover (TRT 327)

  • With cooling lock function on versions for heating/cooling

  • Modern design with ergonomic setpoint adjuster

  • With restriction of temperature setting range

  • Electrical connection in baseplate with screw terminals

  • With automatic frost protection facility at 8 °C and valve protection function

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