Sensor Maintenance System - automatic cleaning & calibration

Knick's unique fully automated sensor maintenance system cleans and calibrates pH sensors even in explosion-proof environments ensuring more accurate measurements and longer sensor life.



The complete solution consists of:



  • 4-wire transmitter
  • ready for ex-zones
  • modular, full flexibility


Unical 9000

  • Controller for automatic cleaning & calibration


Retractable fitting

  • SensoGate
  • Ceramat


More information about the components can be found here:

Automatic Cleaning and Calibration Systems | Knick (

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