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Proline Promag W 800
Electromagnetic flowmeter

Electromagnetic flowmeter - Proline Promag W 800 ©Endress+Hauser

The Electromagnetic Flow Measuring Principle

Battery-powered flowmeter with EN ISO 12944 corrosion protection & intelligent energy efficient mode

Promag W is the specialized sensor for all applications in the water industry. Combined with the battery-powered transmitter Proline 800 for the measurement of water and wastewater, PromagW 800 will be the preferred solution for all applications in this industry, which are in locations without power grid. It offers worldwide transmission of measured data and events via e‐mail and SMS.

Snelle selectie

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Individuele configuratie

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  • Voordelen

    • For direct underground installation or permanent underwater use – certified sensor

    • Secure, reliable long-term operation – robust and completely welded sensor

    • Energy-saving flow measurement – no pressure loss due to cross-section constriction

    • Maintenance-...

  • Toepassingsgebied

    • The bidirectional measuring principle is virtually independent of pressure, density, temperature and viscosity

    • Certified sensor for the most demanding water and wastewater applications

    Device properties

    • International drinking water approvals

    • Degree of...

Kenmerken en specificaties



  • Meetprincipe


  • Product headline

    The battery-powered flowmeter with certified corrosion protection (EN ISO 12944) and intelligent energy efficient mode. For direct underground installation or permanent underwater use. Certified sensor in the water and wastewater industry for the most demanding applications.

  • Sensor features

    Secure, reliable long‐term operation – robust and completely welded sensor. Energy‐saving flow measurement – no pressure loss due to cross‐section constriction. Maintenance‐free – no moving parts. International drinking water approvals. Degree of protection IP68 (Type 6P enclosure).

  • Transmitter features

    No power grid required – battery lifetime of up to 15 years. Worldwide transmission of measured data and events via e‐mail and SMS – integrated GSM/GPRS modem. Reliable data storage – integrated SD card. Transmitter housing made of durable polycarbonate. All in 1 housing incl. batteries & wireless modem.

  • Nominal diameter range

    DN 25 to 300 (1 to 12")

  • Wetted materials

    Liner: polyurethane; hard rubber
    Electrodes: 1.4435 (316L); Alloy C22, 2.4602 (UNS N06022)

  • Measured variables

    Volume flow, mass flow

  • Max. measurement error

    Volume flow: ±0.5 % o.r. ± 2 mm/s (±0.5 % o.r. ± 0.08 in/s)

  • Measuring range

    15 dm³/min to 2500 m³/h (4 to 11 000 gal/min)

  • Max. process pressure

    PN 40, Class 300, 20K

  • Medium temperature range

    Liner material hard rubber: 0 to +80 °C (+32 to +176 °F)
    Liner material polyurethane: –20 to +50 °C (–4 to +122 °F)

  • Ambient temperature range

    Flange material carbon steel: –10 to +60 °C (14 to +140 °F)
    Flange material stainless steel: –40 to +60 °C (–40 to +140 °F)

  • Sensor housing material

    Standard: Carbon steel with protective varnish, fully welded
    Sensor connection housing: Polycarbonate

  • Transmitter housing material


  • Degree of protection

    Compact version: IP66/67, type 4X enclosure
    Sensor remote version (standard): IP66/67, type 4X enclosure
    Sensor remote version (option): IP68, type 6P enclosure, with protective varnish according to EN ISO 12944 C5‐M/Im1/Im2/Im3.
    Transmitter remote version: IP66/67, Type 4X enclosure

  • Display/Operation

    4‐line backlit display with touch control
    (operation from outside)
    Configuration via local display and operating tools possible; Remote data access via mail and SMS

  • Outputs

    Pulse/switch output (passive)

  • Inputs

    Status input

  • Digital communication


  • Power supply

    Batteries per DC 3.6 V
    AC 100 to 240 V (44 to 66 Hz) / DC 12 to 60 V

  • Hazardous area approvals


  • Metrological approvals and certificates

    3.1 material, calibration performed on accredited calibration facilities (acc. to ISO/IEC 17025)

  • Pressure approvals and certificates


  • Hygienic approvals and certificates

    Drinking water approval: ACS, KTW/W270, NSF 61, WRAS BS 6920

Documenten / handleidingen / software

Accessoires / Spare parts

Order code
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