N series is a basic diaphragm gas meter for domestic use and commercial use.
STK2.5 is a compact diaphragm gas meter good for domestic use.
| Type | STK2.5 | N4 | N6 |
|---|---|---|---|
| Max flow rate (m³/h) | 2.5 | 4.0 | 6.0 |
| Starting flow rate (L/h) | 1.0 | 1.0 | 1.0 |
| Max pressure (kPa) | 10 | 10 | 10 |
| Height (mm) | 230 | 232 | 262 |
| Width (mm) | 167 | 174 | 195 |
| Depth (mm) | 135 | 138 | 156 |
| Weight (kg) | 1.95 | 2.6 | 3.6 |