China OEM Water Meter Companies – WG-N NB-IoT Wireless Smart Gas Meter – Holley Detail:
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 high-quality steel.
> Diaphragm made of synthetic rubber with long life and temperature resistant.
> Valve and valve seat made of advanced PF synthetic resin.
ADVANTAGES
> Anti-tamper proof.
> Alarm function.
> Anti-magnetic interference function.
> Automatic data reporting (passive).
> Automatic meter reading through specified frequency band.
> When network cannot communicate, point-to-point meter reading through APP.(optional)
> 60 days historical data (daily total gas usage, alarm content, battery status).
SPECIFICATION
ITEM MODEL |
G1.6 |
G2.5 |
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 |
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Operation Pressure Range |
0.5~50kPa |
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Cyclic Volume |
1.2dm³ |
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Permissible Error |
Qmin≤Q<0.1Qmax |
±3% |
|
0.1Qmax≤Q≤Qmax |
±1.5% |
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Min. Recording Reading |
0.2dm³ |
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Max. Recording Reading |
99999.999m³ |
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Operation AmbientTemperature |
-10~+55℃ |
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Storage Temperature |
-20~+60℃ |
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Service Life |
More than10 years |
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Lithium Battery Life |
10 years |
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Connection Thread |
M30 or Customized |
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Outside Case |
Steel/aluminum |
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IP Protection |
IP 65 |
Product detail pictures:
Related Product Guide:
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By Georgia from Marseille - 2017.08.28 16:02
The company account manager has a wealth of industry knowledge and experience, he could provide appropriate program according our needs and speak English fluently.
By Sara from Egypt - 2018.12.28 15:18