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E-direct complements our traditional offering by providing you with a quick, effective way to purchase easy-to-configure, entry-level instrumentation.

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Proline Promag W 800
Electromagnetic flowmeter

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

  • Electromagnetic flowmeter - Proline Promag W 800 ©Endress+Hauser
  • The Electromagnetic Flow Measuring Principle

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.


  • 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-free – no moving parts

  • 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

Field of application

  • 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 protection IP68 (Type 6P enclosure)

  • Transmitter housing made of durable polycarbonate

  • All in 1 housing incl. batteries & wireless modem

  • Measuring intervals can be adapted individually

Features and specifications

Documents / Manuals / Software

Accessories / Spare parts

Predecessor / Successor

Predecessor: Promag L 800 / 5L8B

Success stories


Endress+Hauser (Pty) Ltd
5 Commerce Crescent West Eastgate Ext. 13 P.O. Box 783996 Gauteng 2146 Sandton , South Africa
Tel.: +27 11 262 8000
Tel.: 0861 363 7370 (ENDRES)
Fax: +27 11 262 8062

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