Send Message
About Us
Factory Tour
Quality Control
Contact Us
Request A Quote
Home ProductsPrepaid Gas Meter

Contactless RF Card Prepaid Gas Meter Domestic Use With Valve Control

Really profession in the meter industry, gave us so many useful advice in the AMI solution, very good!

—— George

The meters are good, simple but useful, and also good in after service, each of my question or requirement can be solved well! Thank you for cooperate

—— Amitansu

I'm Online Chat Now

Contactless RF Card Prepaid Gas Meter Domestic Use With Valve Control

Contactless RF Card Prepaid Gas Meter Domestic Use With Valve Control
Contactless RF Card Prepaid Gas Meter Domestic Use With Valve Control

Large Image :  Contactless RF Card Prepaid Gas Meter Domestic Use With Valve Control

Product Details:
Place of Origin: Made in China
Brand Name: Radarking
Certification: IS09001; IS014001; OIML-R31
Model Number: CG-L-4
Payment & Shipping Terms:
Minimum Order Quantity: 50 pcs
Price: Negotiate
Packaging Details: Standard Package
Delivery Time: 40days
Payment Terms: Western Union, T/T, L/C
Detailed Product Description
IC Card Type: RF Card(Mifare 1) Meter Type: G1.6/G2.5/G4
Material: Aluminum Case Recharing System: Card Reader & Writer; Recharging Software
Valve Control: With Valve Or Without Valve Dimension: 170*135*220(mm)
Life Span: 10 Years Dispay: LCD Display
High Light:

digital gas meter


smart prepaid meters

Contactless RF Card Prepaid Gas Meter with Valve Control for the Domestic Use



1. General


Product Standard:GB/T 6968-2011, CJ/T 112-2008

Vertification Regulation:JJG 557-2012


1.1 Operating principle & Constitute


CG-L-4 Digital M1 Card Prepaid Gas Meter is a measuring product which reach&develop by our company. Based on diaphragm gas meter, it integrates micro control unit, smart card operation system and new electric valve. The system, with smart card as medium, handle data transmission between sales management system and prepaid gas meter, to realize prepaid and automatic measure of gas using.

The product is suitable for piping gas, natural gas, liquefied petroleum gas, marsh gas and etc. It should be paid first, and then the gas can be used, which reduce the workload in charging and managing. The product is widely used in enterprise and residential building. With advantages of lower consumption, stronger anti-interference, higher integration, more reliable, longer life and easier in installing, it is the best choice for measuring gas.


1.2 Features

  • International standard M1 card prepaid, one card for one user.
  • Imported single chip of low consumption, for real time monitor and measure.Automatic shut off when something wrong with gas meter and alarm.
  • M1 card can be against kinds of malicious attacks, and reduce consumption.
  • LCD screen with back light, can work well in any disgusting environment, even easy read in night.
  • With max hoard, and the amount of hoard can be set between USD 0~9999.00,default value is USD 9999.00 dollars. When the purchase value is out of setting hoard, it cannot be charged successfully, the rest won’t change.
  • Smart valve control, low consumption valve with high performance, more reliable.
  • The data in meter can be kept more than 10 years.


2. Main Specification


Model No.







Dimension(mm) Connection Thread Weight(kg) Max Indicator (m³)
Length Width Height In/Out Center Distance
CG-L-4 2.5 4 0.025 170 135 220 130 M30*2 2.1 99999.9
Working Temperature Range (-20~40)℃
Max Working Press 10kPa
Static Working Current <3μA
Rotary Volume 1.2dm³
Life >10 years


3. Instruction


For gas meter, the volume which used is measured in up way, and the rest money is measured count down. The minimum measure unit is 0.1m³.

Normally, the gas meter is in sleep mode, and the LED would twinkle every 5-10 seconds. If so, shows the gas meter is in working.There is no need to put M1 card in the working area of gas meter all the time. The user just needs to put M1 card in the working area when charging or wanna to check the state of meter,wait for 3s to activate gas meter, and then the LCD would display s card reading prompt, rest amount, unit price, then go back to sleep mode automatically.


4. Install and Use


4.1.Gas meter should install at drafty place, which is at least 1.5m from the source of ignition.

4.2.Install in bedroom,bathroom is forbidden.

4.3.Testing under seal state, the pressure should not max working pressure of gas meter.

4.4.Using open fire to leak hunting on pipeline is forbidden.

4.5.Before ignition, the air in gas meter and pipeline should be evacuated completely.

6.Avoid from strenuous vibration, collision, inversion in transportation, no sundries can be in the meter, install valve first.


5. Maintain


5.1 User cannot destroy the lead seal of gas meter, if any abnormal, please call gas company for checking.

5.2 Inspect the gas meter in regular period, the the abnormal situation can be found and handled on time.

5.3 When the battery is low, please call gas company for replace.

5.4 Gas meter belongs to measurement tool, it should follow relative rules.

5.5 About the situation for difference between electric part and machinery part. According to relative rules, for the smart meter with both electric part and machinery in gas meter, if damages of electric part which cause difference between electric part and machinery part, choose the machinery part valve.

5.6 About negative problem. When the rest amount in gas meter is 0, and user can still use water because of problems of unclosed valve, the gas meter will record the consumption, and so “Rest Amount ” display negative, means for user’s overdraw consumption. When user purchase at next time, it should be reduced at first, no cost loss for manage department. If individual user didn’t purchase gas for a long time or there is abnormal in consumption, the manage department should go for checking on time. Loss which caused by neglect of checking and managing, the supplier won’t take responsibility for that.


6. Disclaimer


6.1 User cannot remove the lead seal.

6.2 Our company has right to modify the owner’s manual, and any modify without prior notice, all the actual product shall prevail.



7. After Sale


Warranty period 36 months.



8. Accessories


8.1 Pipe connector*2, nut*2, rubber seal*2

8.2 Owner’s Manual*1

8.3 M1 RF card*1 



Contact Details

Contact Person: Mrs. Ada Yang

Tel: 86 15623095278

Fax: 86-27-84967521

Send your inquiry directly to us (0 / 3000)