SE 557

Completing the Loop

SE 557 pH Memosens Sensor


Elimination of typical junction problems resulting in high measurement accuracy in ultrapure water as well as in heavily polluted media and at high temperatures. Integrated, refillable liquid electrolyte reservoir. One ceramic junction, self cleaning due to pressurization (continuous outflow of electrolyte). Silver ion trap prevents junction fouling and contamination.



  • Perfect galvanic isolation thanks to Memosens technology
  • No influence of humidity in the connector
  • Precalibration in the shop or lab
  • Digital data transfer
  • Integrated sensor diagnostics
  • High accuracy
  • Extensive measuring range for pH and temperature
  • Refillable liquid electrolyte
  • 1 ceramic junction
  • Self cleaning due to pressurization
  • Silver ion trap
  • Integrated temperature detector
  • CIP- and SIP-capable

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