ZENNER - BULK WATER METER TYPE WPD / WPHD DN50~DN500

ZENNER – BULK WATER METER TYPE WPD / WPHD DN50~DN500

Measuring Principle	Woltman parallel
Register	Dry Dial protection class IP 68 (“Copper Can”)
Nominal Flow Q3 (≈ Qn)	Q3=25 (≈ Qn 15) Q3=40 (≈ Qn 25) Q3=63 (≈ Qn 40) Q3=100 (≈ Qn 60) Q3=250 (≈ Qn 150) Q3=400 (≈ Qn 250) Q3=1000 (≈ Qn 600) Q3=1600 (≈ Qn 1000) Q3=2500 (≈ Qn 1500) Q3=630 (≈ Qn 400)
Nominal Diameter DN (mm)	DN 50 DN 80 DN 100 DN 125 DN 150 DN 200 DN 250 DN 300 DN 400 DN 500
Length without connectors	200 mm 225 mm 250 mm 300 mm 350 mm 450 mm 500 mm 600 mm 800 mm
Temperature	Cold water up to 50° C
Housing Material	Cast Iron (GGG)

Description

FEATURES :

Woltman parallel type
WPD (DN40 – DN150), WPHD (DN200 – DN300)
Optional WS overall length for DN50, DN65, DN80 and DN100 available
Optional ISO overall length for DN50, DN80 and DN100 available
For horizontal and vertical installation
Replaceable MID-compliant metrological unit
Highest precision and reliability even in case of low fl ow rates
Flood-proof hermetically sealed glass/copper register (IP68)
Low starting fl ow and high overload security
Wide measuring range, low pressure loss
Hydraulic bearing relief
Durable measuring stability
Swirl-reducing inlet
No straight inlet or outlet needed (U0/D0) according to OIML R49 and DIN EN ISO 4064
Optimally equipped for remote readout
Register rotatable 355°
Operating pressure MAP 16 (optionally MAP 10)
Approved in accordance with MID and OIML