MTH-I-F flowmeter for downflow and continuous temperatures up to 120 °C


Flowmeter insert MTH-I-F ZENNER - insert for flows from 1.5 m³ / h to 10 m³ / h in a downflow riser.
The specialized flowmeter ZENNER MTH-I-F for vertical pipelines with a downward flow in the flow range from 3.5 to 10 m³ / h. The connecting and construction dimensions are in accordance with DIN 19648-3.

  • For flow rates from 3.5 to 10 m³ / h
  • Consistently high accuracy throughout the entire service life
  • Wide operating range of flow rates
  • Metrological class of accuracy 2
  • Safe operation up to 130 ° C
  • Compatible with multidata WR3 calculators and multipulse WR3 pulse counters


Principle of operation Multi-jet water meters
Face-to-face length without fittings 135 mm
150 mm
200 mm
Body material brass
Counting mechanism dry ship
Nominal flow qp (Heat meters) qp = 1,5
qp = 2,5
qp = 3,5
qp = 6
qp = 10
Nominal diameter DN (mm) DN 25
DN 32
DN 40
Nominal size DN (Inch) 1"
1 1/4"
1 1/2"
Water temperature hot water before 120° C
Counter readings in cubic meters (м³)
Metrological class at horizon. position (мах.) B

Model overview

Those. information


Heat meter catalog Download
Installation instructions Download



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