人妻少妇无码色欲_亚洲乱亚洲乱妇14_AV免费网站在线观看网址看_婷婷免费视频_触手侵犯の奶水授乳色哟哟_国产美女喷水出来_一级片免费视频手机_欧美超乳巨大视频_波多野结衣激情精品啪啪_午夜伦理伦理电影院

product
Smart diaphragm gas meter
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 specificatio
RX01-WL-G1.6
RX01-WL-G2.5
Nominal flowm3/h
1.6
2.5
Maximum flowm3/h2.5
4
m3/h0.016
0.025

Metering gradeGrade1.5
Maximum accumulationm3
999999.99
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

Mechanical reading window

/
Yes
Liquid crystal display panel/
Yes
Service temperature-10~+40
Medium condition/
All kinds of gas, air and non corrosive gas
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

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/
IP67
Communication mode/

GPRS/NB-IoT(TCP/CoAP)


Dimensions

Model / SizeMSLBHDWeight(kg)

RX01-WL-G1.6

RX01-WL-G2.5

M30×2130
172
155
225
63
2


Product size

218d5420450df6d6aa37edf3d79da386.png