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Memosens CPS41E - digital pH sensor with liquid KCl electrolyte

Digital pH sensor
Memosens CPS41E

Memosens 2.0 pH electrode for demanding applications in the chemical and process industries

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  • Measuring principle


  • Application

    Media with very low conductivity or a high proportion of organic solvents or alcohol:
    • Chemical industry
    • Organic chemicals
    • Power stations
    • Laboratory measurements

  • Characteristic

    Digital pH electrode for process engineering with ceramic junction
    and KCl liquid electrolyte

  • Measurement range

    Application A
    • pH: 1 to 12
    Application B
    • pH: 0 to 14

  • Measuring principle

    Liquid-KCl compact electrode with ceramic junction

  • Design

    All shaft lengths with temperature sensor

  • Material

    Sensor shaft: Glass to suit process
    pH membrane glass: Type A and B
    Metal lead: Ag/AgCl
    Open aperture: Ceramic junction, zirconium dioxide
    O-ring: FKM
    Process coupling: PPS fiber-glass reinforced
    Nameplate: Ceramic metal oxide

  • Dimension

    Diameter: 12 mm (0.47 inch)
    Shaft length: 120, 225, 360 and 425 mm
    (4.72, 8.86, 14.17 and 16.73 inch)

  • Process temperature

    Application A: –15 to 80 °C (5 to 176 °F)
    Application B: 0 to 135 °C (32 to 275 °F)

  • Process pressure

    0.8 to 11 bar (11.6 to 159.5 psi) absolute

  • Temperature sensor

    NTC 30K

  • Ex certification

    With ATEX, IECEx, CSA C/US, NEPSI, Japan Ex and INMETRO approvals for use in
    hazardous areas Zone 0, Zone 1 and Zone 2.

  • Connection

    Inductive, digital connection head with Memosens 2.0 technology

  • Ingres protection


  • Additional certifications

    Additional certifications

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