NWM MJ-WDC is IMPELLER (turbine) water meter with mechanical transmission, wet type register for residential application with sizes from Dn15 to Dn50 designed and manufacture by NWM and meets to the requirements of ISO4064.
CHARACTERISTICS:
All the Materials in contact with water, consciously selected by the known resistance to corrosion;
Cold water meter under current standard for lower than 30ºC(T30), but NWM MJ-WDC E1 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 Impeller is the only moving parts in contact with water permitting the most reliable;
The mechanical transmission movement with the maximum reliability;
The extra inlet filter at the inlet of the meter body permits cleaning it without breaking the metrological seal;
Non Return Valve to avoid the reserve flow Rate AS OPTION;
| Size |
mm |
Dn15 |
Dn20 |
Dn25 |
Dn32 |
Dn40 |
Dn50 |
| Class |
C |
| Qmax |
m 3 /h |
3 |
5 |
7 |
12 |
20 |
30 |
| Qn |
m 3 /h |
1, 5 |
2.5 |
3.5 |
6 |
10 |
15 |
| Qt |
l/h |
22.5 |
37.5 |
52.5 |
90 |
150 |
225 |
| Qmin |
l/h |
15 |
25 |
35 |
60 |
100 |
150 |
| Max. Reading |
m 3 |
99999.9999 |
999999.9999 |
| Min. Reading |
Liter |
0.05 |
| Pressure Loss |
Δ P |
Δ P< 0.1MPA |
| Max. Pressure |
MAP |
MAP16 |
| Max. Temperate |
º C |
T30 or T50 |
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