Product details
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.
Ø Size | mm | Dn15 | Dn20 | Dn25 | Dn32 | Dn40 | Dn50 |
R | Q3/Q1 | R160 for Horizontal installation |
Q4 | m 3 /h | 3, 125 | 5 | 7, 875 | 12, 5 | 20 | 31, 25 |
Q3 | m 3 /h | 2, 5 | 4 | 6, 3 | 10 | 16 | 25 |
Q2 | l/h | 25 | 40 | 63 | 100 | 160 | 250 |
Q1 | l/h | 15, 625 | 25 | 39, 375 | 62, 5 | 100 | 156, 25 |
Max. Reading | m 3 | 99999.9999 | 999999.9999 |
Min. Reading | Liter | 0.05 |
Pressure Loss | Δ P | Δ P< 63 at Q3 |
Max. Pressure | MAP | MAP16 |
Max. Temperate | º C | T30 or T50 |