Altair V4 DN/25/32/40 Volumetric Meter

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Product Specifications

Country of Origin Germany
Model Name Altair V4 DN/25/32/40
Body Brass
Turndown Ratio R800 (DN25/32) and R1000 (DN40)
Register Glass-Copper
Water Temperature 0.1 to 50°C
Ambient Temperature 1 to 55°C
Nominal Pressure PN16 (16 bar)
Delivery Lead Time 6-8 weeks



Product Details

  • Altair V4 represents the latest generation of volumetric meters developed within the framework of the MID and European standards to meet field requirements.
  • Altair V4 is a particular compact and robust meter, adapting to the most restrictive environments and compatible with varying water qualities.
  • Modular Altair V4 may be fitted to any time with an IZAR clip-on modul converting it into a communicating meter, ready for mobile or fixed network (radio/wired) reading.


Company Profile

Diehl Metering is a corporate division of the Diehl Group, headquartered in Nuremberg. With a total annual turnover of 3.749 billion euros, the technology company employs around 17.173 people worldwide. The corporate division Metering supplies solutions for the intelligent use of water, thermal energy, gas and electricity. Learn more about Diehl Metering.

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Product Features/Highlights

  • DN25/32/40
  • Q3 = 6.3 cum/hr (DN25/32) and Q3 = 16 cum/hr (DN40)
  • MID Approval up to R=800 (DN25/32) and R1000 (DN40)
  • Starting Flow Rate at 1.0 l/h (DN25/32) and 4 l/h (DN40)
  • Brass Body
  • Glass-copper register
  • Compact
  • Installation in any position
  • MID Approval : LNE 6250 / Type A2
  • Standards : OIML R49 / ISO 4064 / EN 14154
  • Sanitary Conformity : ACS / WRAS / Belgaqua / KTW


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Altair V4 Data Sheet

Declaration of Conformity


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