Shanghai Zhenlan Instrument Technology Co., Ltd
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Modular IoT gas meter (IC card meter)
The modular IoT gas meter (IC card meter) is a new product developed by our company based on the development of IoT technology and market application
Product details

Performance characteristics

Product advantages

● Support modular replacement of different communication methods such as NB IoT, GPRS, LoRa/LoRaWan;

● Support modular replacement of different networks such as telecommunications, mobile, and China Unicom;

● Support Huawei certified peak shaving optimization algorithm for more reliable communication;

● Support dual channel recharge methods for IoT and IC card media;

Support multiple tiered billing models and remote price adjustment functions, including heating season and non heating season;

● Support big data backend analysis and processing, easily achieve various data comparisons, and deep data mining.

Main performance and characteristics

Measurement method: Supports both amount measurement and gas measurement, and can be switched;

Data Collection: Supports 24-hour usage data collection function, facilitating big data analysis;

Network timing: When any network connection is successful, automatic network timing is achieved to maintain clock accuracy;

Press the button to open the valve: Power on and press the button to open the valve to ensure safe gas use. After troubleshooting, press the button to open the valve to ensure normal ventilation;

Step by step gas pricing: Implement multiple step by step billing models for heating and non heating seasons on the meter end, determined based on the functionality of the meter;

● Reporting cycle: Customized automatic networking data reporting cycle on the table end, allowing users to view data with just one click;

● Fault reporting: In the event of a fault, actively upload it to the network, and promptly monitor any abnormal meters;

Remote valve control: can remotely control the valve, and in case of emergencies or malicious arrears, remotely close the valve;

Remote query: Users can query their usage history information of instruments remotely.

Technical Parameter

Technical parameters/model IG1.6S-GI
IG1.6S-G
IG2.5S-GI
IG2.5S-G
IG4S-GI
IG4S-G
IWG2.5S-GI
IWG2.5S-G
Nominal flow rate m ³/h 1.6 2.5 4 2.5
Maximum flow rate m ³/h 2.5 4 6 6
Minimum flow rate m ³/h 0.016 0.025 0.04 0.016
Pressure loss Pa ≤250
Working pressure range kPa 0.5~50
Indication error 0.1qmax≤q≤qmax ±1.5%
qmin≤0.1qmax ±3%
accuracy class Level 1.5
working voltage External DC6V (4 units of 5 # alkaline batteries)
BATTERY LIFE Depending on the data reporting cycle, it can last for more than 1 year
Data collection method double pulse
Quiescent current <30μA
Supporting frequency bands NB IoT/GPRS public network authorized frequency band
Communication Distance NB IoT/GPRS network coverage
communication cycle Customizable hours, days, and months
Environmental parameters Working temperature: -10 ℃~+40 ℃ Storage temperature: -20 ℃~+60 ℃ Working humidity: 5%~93% No condensation

optional field Specific configuration notes
Sampling method Reed pipe, Hall instrument Can be accurately measured
Compensation measurement Mechanical temperature compensation, electronic temperature compensation, electronic temperature and pressure compensation Realize temperature or temperature pressure measurement compensation
Anti reverse function Steel shell table can be optionally equipped with anti backflow device Realizing gas meter reverse installation and suffocating
Leakage alarm Optional external gas leak alarm Realize gas meter leakage alarm and automatic valve closing
measuring method Gas volume measurement and amount measurement can be switched Satisfy different application needs, with adjustable amount measurement and pricing

External dimensions



A 90±0.50 110±0.50 130±0.50
B M26×1.5-6g M30×2-6g G¾"B G1"B G1¼"B
C 226 218


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