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Manual or automatic retractable assembly Cleanfit CPA871

Various options for flexible adaption to any process. ©Endress+Hauser

A wide variety of materials and process connections are available for any application.

Manual or automatic retractable assembly Cleanfit CPA871 ©Endress+Hauser

The stainless steel flange version with immersion chamber is perfectly suited for sticky media.

Manual or automatic retractable assembly Cleanfit CPA871 ©Endress+Hauser

The conductive PVDF version of Cleanfit CPA871 is suitable for hazardous areas.

Manual or automatic retractable assembly Cleanfit CPA871 ©Endress+Hauser

The PEEK version of Cleanfit CPA871 resists corrosive media.

Flexible process assembly for the water & wastewater and chemical industries

Cleanfit CPA871 guarantees the highest operational safety in both standard and demanding applications. Its intelligent functions prevent any leakage of medium during operation, cleaning or calibration, offering optimum protection of the process and operating personnel. The retractable assembly flexibly adapts to your application. Be it long immersion depths in sticky media, aggressive environments or hazardous areas, you choose the right material and specification to suit your application.

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Meet your basic measurement needs

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Handle your core processes easily

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Optimize your processes with innovative technologies

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Master your most challenging applications

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  • Specs at a glance

    • Process temperature

      -10 to 140 °C (14 to 284 °F) for all materials except PVDF and conductive PVDF
      -10 to 100 / 90 °C (14 to 212 / 194 °F) for PVDF and conductive PVDF materials

    • Process pressure

      Stainless steel, Alloy C22, PEEK:
      16 bar up to 140 °C (232 psi up to 284 °F)
      PVDF, conductive PVDF:
      Basic version: 16 bar up to 100 °C (232 psi up to 212 °F)
      Immersion chamber version:
      4 bar to 90 °C (58 psi up to 194 °F)

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  • Benefits

    • Highest operational safety: Intelligent functions prevent the assembly from moving into the process without sensor and the sensor from moving out of the process while it is in measuring position.

    • Suitable for demanding applications: The optional...

  • Field of application

    Cleanfit CPA871 is a retractable assembly for pH, ORP, oxygen and NIR sensors with a diameter of 12 mm and 120/225/360 mm lengths.

    It has been developed for the highest safety in:

    • Water & wastewater industry (including seawater applications)

    • Chemical...

Features and specifications

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Details

  • Measuring principle

    Amperometric oxygen measurement

  • Application

    Water and wastewater including sea water, chemical industry, oil and gas, electricity and energy, hazardous areas, mining, minerals & metals

  • Installation

    Retractable process assembly

  • Characteristic

    Open and closed tanks, piping

  • Design

    Robust and safe style
    Manual or pneumatic

  • Material

    Seals: EPDM, FPM (Viton) or FFKM
    Immersion tube, process connection, service chamber: Stainless steel 1.4404 Ra < 0.76, PEEK,
    Alloy C22 Ra <0.76, PVDF, conductive PVDF

  • Dimension

    Immersion depth: 32.2 to 188.6 mm (1.27 to 7.40 inch), depending on process adaption

  • Process temperature

    -10 to 140 °C (14 to 284 °F) for all materials except PVDF and conductive PVDF
    -10 to 100 / 90 °C (14 to 212 / 194 °F) for PVDF and conductive PVDF materials

  • Process pressure

    Stainless steel, Alloy C22, PEEK:
    16 bar up to 140 °C (232 psi up to 284 °F)
    PVDF, conductive PVDF:
    Basic version: 16 bar up to 100 °C (232 psi up to 212 °F)
    Immersion chamber version:
    4 bar to 90 °C (58 psi up to 194 °F)

  • Connection

    Clamp 2", ISO2852, ASME BPE-2012, Clamp 2½", Flange DN 40, DN50, DIN65, DN80, EN1092-1, ASME B16.5, 10K50, JIS B2220, 10K80, Thread NPT 1½", Thread ISO 228 G1¼

  • Measuring principle

    Potentiometric

  • Application

    Water and wastewater including sea water, chemical industry, oil and gas, electricity and energy, hazardous areas, primaries and metals

  • Installation

    Retractable process assembly

  • Characteristic

    Open and closed tanks, piping

  • Design

    Robust and safe style
    Manual or pneumatic

  • Material

    Seals: EPDM, FPM (Viton) or FFKM
    Immersion tube, process connection, service chamber: Stainless steel 1.4404 Ra < 0.76, PEEK,
    Alloy C22 Ra <0.76, PVDF, conductive PVDF

  • Dimension

    Immersion depth: 32.2 to 188.6 mm (1.27 to 7.40 inch), depending on process adaption

  • Process temperature

    -10 to 140 °C (14 to 284 °F) for all materials except PVDF and conductive PVDF
    -10 to 100 / 90 °C (14 to 212 / 194 °F) for PVDF and conductive PVDF materials

  • Process pressure

    Stainless steel, Alloy C22, PEEK:
    16 bar up to 140 °C (232 psi up to 284 °F)
    PVDF, conductive PVDF:
    Basic version: 16 bar up to 100 °C (232 psi up to 212 °F)
    Immersion chamber version:
    4 bar to 90 °C (58 psi up to 194 °F)

  • Connection

    Clamp 2", ISO2852, ASME BPE-2012, Clamp 2½", Flange DN 40, DN50, DIN65, DN80, EN1092-1, ASME B16.5, 10K50, JIS B2220, 10K80, Thread NPT 1½", Thread ISO 228 G1¼

  • Measuring principle

    Potentiometric

  • Application

    Water and wastewater including sea water, chemical industry, oil and gas, electricity and energy, hazardous areas, mining, minerals & metals

  • Installation

    Retractable process assembly

  • Characteristic

    Open and closed tanks, piping

  • Design

    Robust and safe style
    Manual or pneumatic

  • Material

    Seals: EPDM, FPM (Viton) or FFKM
    Immersion tube, process connection, service chamber: Stainless steel 1.4404 Ra < 0.76, PEEK,
    Alloy C22 Ra <0.76, PVDF, conductive PVDF

  • Dimension

    Immersion depth: 32.2 to 188.6 mm (1.27 to 7.40 inch), depending on process adaption

  • Process temperature

    -10 to 140 °C (14 to 284 °F) for all materials except PVDF and conductive PVDF
    -10 to 100 / 90 °C (14 to 212 / 194 °F) for PVDF and conductive PVDF materials

  • Process pressure

    Stainless steel, Alloy C22, PEEK:
    16 bar up to 140 °C (232 psi up to 284 °F)
    PVDF, conductive PVDF:
    Basic version: 16 bar up to 100 °C (232 psi up to 212 °F)
    Immersion chamber version:
    4 bar to 90 °C (58 psi up to 194 °F)

  • Connection

    Clamp 2", ISO2852, ASME BPE-2012, Clamp 2½", Flange DN 40, DN50, DIN65, DN80, EN1092-1, ASME B16.5, 10K50, JIS B2220, 10K80, Thread NPT 1½", Thread ISO 228 G1¼

Documents / Manuals / Software

Accessories / Spare parts

Nr
Order code
Specification
    • Order code 71269404

      Manual repair and maintenance CPA871

    • Order code XPC0003-

      Spare parts CPA871, all materials

      Accessories, spare parts and maintenance kits for retractable process assembly Cleanfit CPA871

    • Order code XPC0004-

      Spare parts CPA871, material 1.4404

      Accessories, spare parts and maintenance kits for retractable process assembly Cleanfit CPA871

    • Order code XPC0005-

      Spare parts CPA871, material 2.4602

      Accessories, spare parts and maintenance kits for retractable process assembly Cleanfit CPA871

    • Order code XPC0006-

      Spare parts CPA871, material PEEK

      Accessories, spare parts and maintenance kits for retractable process assembly Cleanfit CPA871

    • Order code XPC0007-

      Spare parts CPA871, material PVDF

      Accessories, spare parts and maintenance kits for retractable process assembly Cleanfit CPA871

    • Order code XPC0008-

      Spare parts CPA871, material PVDF cond.

      Accessories, spare parts and maintenance kits for retractable process assembly Cleanfit CPA871

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