Temperature switch

Temperature Switch ERW72.4


  • Adjustable temperature controller for Pt 100
  • Low-Cost version
  • 22,5 mm Gehäuse for DIN rail
  • Power supply 24 V DC
  • Circuit monitoring for break and short-circuit


The temperature controller ERW 72.4 requires the resistance value of a PT100 3-wire sensor as input signal. The desired switching point of the relay can be finely adjusted on the front of the housing.  The relay is potential free and has a switching capacity of 250 V  AC max 600 VA with a maximum switching current of 3 A.

Request Temperature switch

Control cabinet installation, Temperature monitoring