Volumetric Rotary Piston WaterMeter It is a volumetric rotary piston water meter for residential application in sizes 15mm-20mm for cold meter.
Features Compact piston design, low starting flow rate(<4L/h)
Higher measuring range, up to Q3/Q1:500
Sealed dry dial register ensures clear reading
Magnetic drive mchanism with anti-magnetic protection Install in any position
Standards Compliance ISO4064 Directive 2004/22/EC on measuring instruments;
the European Standard EN14154+A1+A2: Water Meter;
the International Organization of Legal Metrology OIML R-49: 2006(E)
Optional Features Several lengths and connections available on request Non return Valve Reed switch option
Working Conditions Water temperature: ≤50ºC for cold water meter Water pressure: ≤1MPa or 1.6MPa optional (10bar or 16bar option)
Accessories Each meter has one set coupling optional: 2pcs coupling, 2pcs coupling nuts and 2pcs washers.
Installation requirements The meter should be installed in horizontal/vertical position with the direction of the flow as indicated by the arrow cast in the meter body with the register face upwards. Pipeline must be flushed before installation. The meter should be constantly full of water during operation.
Maximum Permissible Error In the lower zone from Qmin inclusive up to but excluding Qt is ±5%.
In the upper zone from Qt inclusive up to and including Qs is: cold water meter ±2%.
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