infrared thermometer / with LED display / screw-in / fixed
CellaTemp® PK 21 Keller ITS (Infrared Temperature Solutions)



  • Technology:


  • Display:

    with LED display

  • Configuration:

    screw-in, fixed

  • Other characteristics:

    IO-Link, non-contact

  • Applications:


  • Temperature:

    Min.: 250 °C (482 °F)

    Max.: 1,600 °C (2,912 °F)


The CellaTemp® PK 21 is an infrared thermometer for fast, non-contact and wear-free temperature measurement from a safe distance at a temperature range from 250 to 1600 °C.

- Temperature range from 250 to 1600 °C
- Universally configurable switching output
- Precision lenses provide high optical Resolution
- IO-Link interface
- All parameters adjustable by control keys on the sensor or via interface from the plant control
- Test function to be activated by control key or control signal
- Easy installation thanks to M30 screw thread mounting
- Bright high-intensity LED display