NWM PD-LFC(S) COMPOSITE Version is Piston Displacement(Volumetric) water meter with mechanical transmission, liquid sealed register has thesizesfromDn15toDn20 designed and manufacture by NWM and meets to the requirements of 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): Water meters intended for the metering of cold potable water and hot water or comply with ISO 4064 standard.
Characteristics:
All the components are produced with high resistance and quality materials, technical plastics and stainless steel parts;
The most reliable composite material for the body to ensure strongest and the longest life;
Cold water meter under current standard for lower than 30ºC(T30), but NWM PD-LFC(S) can be used safely in water temperature up to 50ºC(T50);
The rollers are hermetically sealed by special liquid don't touch with the water which ensures the clear reading in any operating conditions;
The mechanical transmission movement with the maximum reliability; No influence from the external magnetic field;
Suitable for any position installation;
Non Return Valve to avoid the reserve flow Rate;
Pulse Output Pre-equipped (Ready for remote reading) at 0, 5 liter/pulse;
Dimension:
L1: The total length with connection and the gasket without compression.
| Size |
mm |
Dn15 |
Dn20 |
| R |
Q3/Q1 |
160 |
160 |
| Q4 |
m3/h |
3,125 |
5 |
| Q3 |
m3/h |
2,5 |
4 |
| Q2 |
l/h |
25 |
|
40 |
| Q1 |
l/h |
15,625 |
25 |
| Max. Reading |
m3 |
9999,9999 |
| Min. Reading |
Liter |
|
|
0,02 |
| Pressure Loss |
ΔP |
ΔP<63 at Q3 |
| Max. Pressure |
MAP |
|
|
MAP16 |
| Max. Temperate |
t |
|
T30 or T50 |
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