Electromagnetic Premium Promag W 400

Electromagnetic Premium Promag W 400

"Promag W is the specialized sensor for all applications in the water industry. Combined with Proline 400, the transmitter optimized for the measurement of water and wastewater, Promag W 400 will be the ideal solution for any application in this industry. Promag W 400 also offers time-saving local operation via the integratedweb server without additional software and hardware. With the integrated Heartbeat Technology™ a device verification is possible at any time.


  • 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
  • Safe operation – no need to open the device due to display with touch control, background lighting
  • Time-saving local operation without additional software and hardware – integrated web server
  • Integrated verification – Heartbeat Technology™

Field of application

The electromagnetic measuring principle is unaffected by pressure, temperature and flow profile.
The specialist in the water and wastewater industry for the most demanding applications.

Device properties

  • International drinking water approvals
  • Degree of protection IP68 (Type 6P enclosure)
  • Approved for custody transfer to MI-001/OIML R49
  • Transmitter housing made of durable polycarbonate
  • Same housing concept for compact/remote version
  • Integrated data logger: measured values monitoring

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