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Maddalena WMAP EVO

Axial helix Woltmann meter with interchangeable mechanism.

WMAP EVO is the advanced range of Maddalena Woltmann water meters.


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Category: Product ID: 4437


Maddalena WMAP EVO

Woltmann meter – Dry dial – Horizontal helix


  • Ideally suited for bulk metering and commercial and industrial applications requiring a wide measuring range
  • Size: 50 mm (Q3 40 m3/h) to 200 mm (Q3 400 m3/h)
  • For cold water
  • MID: HR ≤ 250, VR ≤ 160
  • Nominal pressure (PN): 10 bar or 16 bar
  • Magnetic drive
  • Installation in horizontal, vertical or inclined position
  • The standard version is pre-equipped for three pulse outputs
  • Can be equipped with a pulser or a radio module
  • Compatible radio modules support various transmission technologies