NWM SJ-SDC PLUS is IMPELLER (turbine), high sensitivity single jet C Class water meter with dry type register for residential application with sizes from Dn15 to Dn25. According 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 ISO4064 standard
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 SJ-SDC PLUS can be used safely in water temperature up to 50ºC(T50);
Rotary indicator register with 7 Rollers and 2 Pointers for easy reading;
The Impeller is the only moving parts in contact with water permitting the Most reliable;
The conception of the Magnetic Protection to against the external influences;
No need for external adjustment due to its design and high technology in Manufacturing;
High Accuracy for Horizontal installation;
With Pre-equipped for communication device as Option.
DN |
mm |
15 |
20 |
25 |
32 |
40 |
R |
Q3/Q1 |
160 |
Q4 |
m3/h |
3.125 |
5 |
7.875 |
12.5 |
20 |
Q3 |
m3/h |
2.5 |
4 |
6.3 |
10 |
16 |
Q2 |
l/h |
25 |
40 |
63 |
100 |
160 |
Q1 |
1/h |
15.625 |
25 |
39.375 |
62.5 |
1005 |
Max.reading |
m3 |
99 999 |
Min.reading |
m3 |
0.00005 |
Pressure loss |
△p |
△p<63 |
Max. Pressure |
MAP |
MAP16 |
Max. Temperature |
ºC |
T30, T50, T90 |