OEM Famous Aluminum case gas meter Companies –GA Aluminum Case Diaphragm Gas Meter – HolleyDetail:
STANDARD
> Comply with international standard EN1359,OIML R137 and MID2014/32/EU.
> Approved by ATEX 
II 2G Ex ib IIA T3 Gb (Ta = -20℃ to +60℃)
MATERIALS
> Housing made through die-casting of ADC12 aluminum alley.
> Diaphragm made of synthetic rubber with long life and temperature resistant.
> Valve and valve seat made of advanced PF synthetic resin.
ADVANTAGES
> Long life>10years.
> Anti-tamper proof.
> AMR/AMI compatibility.
> Seven-step leakage testing.
> Pressure Test Nipple optional.
> Magnetic or mechanical drivding optional.
> Galvanized connection Anti-Corrosion.
SPECIFICATION
MODEL |
| 404 Not Found | G4 |
| Nominal Flow Rate | 1.6m³/h | 2.5m³/h | 4m³/h |
| Max. Flow Rate | 2.5m³/h | 4m³/h | 6m³/h |
| Min. Flow Rate | 0.016m³/h | 0.025m³/h | 0.040m³/h |
| Total Pressure Lose | ≤200Pa | ||
| Operation Pressure Range | 0.5～100kPa | ||
| Cyclic Volume | 1.2dm³ | ||
| Permissible Error | Qmin≤Q<0.1Qmax | ||
0.1Qmax≤Q≤Qmax | ±1.5% | ||
| Min. Recording Reading | 0.2dm³ | ||
| Max. Recording Reading | 99999.999m³ | ||
| Operation Ambient Temperature | -10 +55 | ||
| Storage Temperature | -20 | ||