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product
Smart diaphragm gas meter（aluminium case）
The Smart diaphragm gas meter of Internet of things is to realize ultra long distance, ultra-low power consumption, real-time online wireless remote control by installing NB IOT or GPRS communication module. With the help of mobile network platform of various operators, the product realizes wireless network communication without dead angle and full coverage, and does not need to undertake network maintenance work, which greatly facilitates the operation, maintenance and management of gas companies.
Technical parameters
Basic technical parameters
Parameter nameCompanyModel and specification
RX01-WL-G1.6
RX01-WL-G2.5
Maximum flowm3/h2.5
4
Minimum flowm3/h0.016
0.025
Metering gradeGrade1.5
Maximum working pressurekPa30
Total pressure lossPa≤250
TightnesskPaInput air 1.5 times the maximum working pressure for three minutes without leakage
Explosion proof standard/
EXib IIBT3 Gb
Service temperature℃
-10~+40
Power supply mode/
Optional lithium battery or alkaline battery
Battery life/
The service life of lithium battery is more than 10 years, and that of alkaline battery is more than 1 year
Working voltageV
Lithium battery powered: DC 2.7V ~ 3.8V (optional)
Alkaline battery power supply: DC 4.6V ~ 6.5V (optional)
Maximum operating currentmA
≤2000（GPRS）
≤500（NB-IoT）
Quiescent currentμA≤20
Sampling modePulseReed or hall sampling counting
Direct readingPhotoelectric direct reading
Valve reliability/
The number of continuous switches shall not be less than 10000

Long term operation

performance

/

It shall meet the requirements of national standard GB / t6968-2019 membrane gas

meter after running for 5000h under the maximum flow

Degree of protection/
IP65


Dimension drawing

Model / SizeMSLBHDQuality（kg）

RX01-WL-G1.6

RX01-WL-G2.5

M30×2130
172
155
225
63
2
Product size

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