- Multi Jet Liquid Sealed dry type Water Meter 产品型号：
Full Name: Multi Jet Vane Wheel Plastic Water Meter
Application: Measuring the volume of cold potable water passing through the pipeline
Features: Adopt Nylon material, health non-toxic, anti-aging, no rusting problem, fully reaches safety requirements of water meter manufacturing.
Technical Standards: ISO4064-2005,GB/T 778.1~778.3-2007,JJG 162-2009
Features: Vertical installation, Measuring accuracy, Clear reading, beautiful appearance
Technical Standards: CJ/T133-2001 & GB/T778.1
Liquid Sealed Vane Wheel Water Meter
It is a liquid sealed water meter for residential application in sizes 15mm-50mm for cold meter.
Mechanical transmission movement equates to maximum reliability .
The chamber of the rollers is liquid filled sealed for protecting the inner parts from the moisture and dust penetration.
Sealed wet dial register .
Internal strainer, inlet strainer.
External regulating device, particularly suited in lower quality water.
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)
Several lengths and connections available on request
Non return Valve
Water temperature: ≤50ºC
Water pressure: ≤1MPa or 1.6MPa optional
10bar or 16bar optional)
The meter should be installed in horizontal position with the register face upwards.
Pipeline must be flushed before installation.
The meter should be constantly full of water during operation.
The meter must be installed with the direction of the flow as indicated by the arrow cast in the meter body.
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%.