KELLER Home » ITS » Pirômetros » Chave de temperatura » CellaSwitch » CellaSwitch PKS 21


  • Temperature range 350 … 1350 ° C / 662 … 2462 ° F
  • 2 current output signals (switching outputs), individually configurable as normally open or closed contacts or to monitor temperature spans
  • Fibre optic sensor head for installation in confined spaces and in environments up to 250 °C without cooling
  • Switching thresholds precisely adjustable via display panel
  • Excellent optical resolution due to high-precision tempered lens
  • Diagnostics feature activated by control keys or a control signal
  • M30 connector for easy installation



Infrared Temperature Switch

CellaSwitch PKS 21

For quick, non-wearing, non-contact detection of hot objects.
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