E+H ENDRESS+HAUSER Analog pH sensor Orbipore CPS91
Orbipore CPS91 - Analog glass pH electrode for heavily soiled media

Analog pH sensor
Orbipore CPS91

Glass electrode for heavily polluted media in chemical processes, paper or paint production


  • Measuring principle

    Potentiometric

  • Application

    - Process applications - media with high contamination: emulsions, suspensions, precipitation reactions - min. conductivity >500µS/cm.

  • Characteristic

    - rapid response - new, stabilised gel insensitive to contaminations

  • Measuring range

    pH 0-14

  • Measuring principle

    - Open aperture - double gel reference

  • Design

    - all shaft lengths with temperature sensor - advanced gel technology

  • Material

    Glass

  • Dimension

    Diameter: 12 mm (0.46 inch)
    Shaft lengths: 120, 225, 360 and 425 mm
    (4.68, 8.77, 14.04 and 16,57 inch)

  • Process temperature

    max. 110°C
    (230°F)

  • Process pressure

    max. 10 bar
    (145 psi)

  • Temperature sensor

    Optional with integrated Pt100 or Pt1000.

  • Ex certification

    Simple operational equipment, no certification necessary.

  • Connection

    TOP68 plug-in head

  • Ingress protection

    IP68