4 inch removable flange water meter woltman water flow meter
FEATURES of woltman water flow meter
1.Dry dial
2.Flange joint
3.Sizes: 50mm- 300mm
4.Reading can be kept in long -term service.
5.Measuring accuracy is up to class B of ISO4064 Standard.
6.Selected high quality materials: cast iron . Steady reliable characteristics
9.Series universal use. Easy interchange maintenance.
ERROR CURVE:
a. at low Zone is ±5 percent from Qmin to Qt( not contain boundary)
b. at high zone is ±2 percent from transitional flow(Qt)to maximum flow ( Qmax)
Working Conditions :
Water temperature Less than or equal to 35 degree c (cold )
Water temperature Less than or equal to 90 degree (hot)
Water pressure Less than or equal to 1 Mpa
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