Washbasin meter

WTZ +m MK

Haustechnik Wasserzafehler Waschtischzaehler m MK

Product categories

Water

Washbasin capsule meter

Water

Drinking Water

Mechanical

Wired

Impulse,

M-Bus

Wireless

Smart Building

Your benefits

  • Compact design:
    Minimal installation space required on site
  • “One-hand” installation between 3/8” angle valve and Ø10 mm copper pipe:
    Easy installation without special tools
  • Easy replacement of the measuring capsule:
    Cost savings per metering point
  • Increased corrosion resistance through surface treatment:
    Long service life of the meter
  • Prepared for communication module:
    Retrofit capability ensured

Applications

  • Water consumption measurement in building services (particularly for retrofitting in older buildings)

Options

  • Communication module with 12-year battery and 1 m cable length
    - Pulse output
    - M-Bus according to EN 13757-2/-3
    - EquaScan-wMIU radio according to EN 13757-4
  • Also available as a single-jet meter (without measuring capsule)
Haustechnik Wasserzafehler Waschtischzaehler m MK

Properties

  • Single-jet capsule meter, dry-running type
  • Q3 2,5
  • Installation between 3/8” angle valve and Ø10 mm copper pipe at the washbasin
  • Register can be rotated on site to the desired display position
  • Maximum operating pressure PN 10 bar
  • Temperature 30 °C or 90 °C
  • Conformity according to the European Measuring Instruments Directive (MID)

Product information

Images of options
WTZ m MK E Pd20135 1

M-Bus and EquaScan-wMIU radio

Technical Data
Series
Nominal diameter DN mm 15
Nominal pressure PN bar 10
Permanent flow rate Q3 m3/h 2,5
Maximum flow rate Q4 m3/h 3,125
Transitional flow rate ±2% Q2 l/h 100
Minimum flow rate +/- 5% Q1 l/h 63
Temperature °C 30/90
Pressure loss at Q3 bar 0,62
MEasuring range R40
Dimension Diagram
2 WTZ m MK E Pd20135 2

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Last updated: 17.02.2026
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