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Help CenterICWG2.5B Sapphire Diaphragm Wireless Remote Control IC Card Prepaid Intelligent Household Gas Meter
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Sapphire wireless remote control IC card intelligent gas meter is the high-tech measuring meter of a new generation which accords with standards of GB/T6968-2011<diaphragm meter>, CJ/T112-2008<IC card diaphragm gas meter>and JG/T162-2009<residence remote data transmission system>.
It can thoroughly change the traditional payment model of low data reading efficiency, errors, long cash withdrawal cycle and labor costing. Intelligent gas meter is a pre-paid meter with IC card as a media. It possesses varieties of functions of accurate measurement, reliable performance, simple operation, convenient maintenance and exclusive matching set with one card-one meter.
Through low energy consuming wireless communication technology this meter can automatically read and monitor meters’ data. Intelligent gas meter also has high cost performance and especially suitable for household gas measurement. It is one of the best gas measuring instruments for modernized gas management.
Main performance index
Power supply |
DC6V (4 5 # batteries / 6V lithium batteries), the service life: dry batteries ≥ 10 months, lithium batteries is optional |
Specification diameter(mm) |
G1.6/G2.5/G4/G6 |
Measurement grade |
B grade |
Power-down data retention time |
≥10 years |
Measurement signal |
Reed pulse or direct module signal |
Wireless communication frequencies |
Using the ISM-470MHZ frequency band, no need to apply new frequency, in line with the Authority’s technical requirements of micro-power on the short distance |
Modulation |
GFSK |
Transmit Power |
50mW |
Receiver sensitivity |
-112dBm |
Wireless communication rate |
9600bps |
Wireless communication distance |
1.2 km, open area |
Current |
Static current:≤15uA |
data Security |
8-bit and checking & encryption algorithms, secure and reliable data transmission |
Working environment |
Temperature: -25°C~70°C,relative humidity: RH≤93% |
Design Reference Standards |
- "GB/T6968-2011 Diaphragm Gas Meters" - "Micro-power (short distance) radio equipment Interim Provisions" |
Maximum reading |
99999.999m³ |
Minimum reading |
0.001m³ |
Air tightness |
≤50Kpa no leakage |
Confidentiality of IC card |
One card for one meter, no copies. |
Life time for IC card |
≥100,000 times |
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