Diaphragm gas meter EN1359 Certified G4
Diaphragm gas meter EN1359 Certified G4
G(S) series diaphragm gas meters are designed to accurately measure natural gas, artificial gas, liquefied petroleum gas, methane and other gases. The concise structure design insures the assembly technique reliable, the meter is easy installation and without calibration during the legal service life, which is 10 years for natural gas and 6 years for LPG. The domestic diaphragm gas meter models include G1.6(S), G2.5(S) and G4(S) basing on the difference of flow rate.
Products comply with international standard EN1359, OIML R137 and MID2004/22/EC.
| Item | UNIT | MODEL | |||
| G1.6(S) | G2.5(S) | G4(S) | |||
| Nominal Flow Rate | m 3 /h | 1.6 | 2.5 | 4 | |
| Max. Flow Rate | m 3 /h | 2.5 | 4 | 6 | |
| Min. Flow Rate | m 3/h | 0.016 | 0.025 | 0.040 | |
| Class | 1.5 | ||||
| Total Pressure Lose | Pa | ≤200 | |||
| OperationPressure Range | kPa | 0.5~50 | |||
| Cyclic Volume | dm3 | 1.2 | |||
| Permissible Error | Qmin≤Q<0.1qmax | % | ±3 | ||
| 0.1Qmax≤Q≤Qmax | % | ±1.5 | |||
| Min. Recording Reading | dm3 | 0.2 | |||
| Max. Recording Reading | m 3 | 99999.999 | |||
| Operation Ambient Temperature | c | -20~+50 | |||
| Storage Temperature | c | -30~+60 | |||
| Service Life | Year | 10 | |||
| Connection Thread | G1'1/4 or G 3/4 etc. | ||||
| Central Distance | mm | 100mm, 110mm or 130mm |
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Laison, established in April, 2012, is located in Zhejiang University National Science Park, Hangzhou, China.
Laison is a comprehensive high-tech enterprise integrated with Research and Development (R&D), production, marketing and professional after sales support service, focusing on the smart water/gas meter solutions and management systems.
To date, Laison has already established cooperation with water companies in more than 28 countries such as Egypt, South Africa, Nigeria, Ethiopia, Angola, Malawi, Zambia, Cameroon, Mozambique, Tanzania, Togo, India, Indonesia, etc., and has bench-marking projects in East Africa, Southern Africa, West Africa and North Africa. Meanwhile, we have rich experience in cooperating with EPC contractors like Sinohydro Group, China Railway Construction Group (CRCC), China Henan International Co. (CHICO), etc. With unremitting efforts, Laison has become the Chinese benchmark in the international smart water meter market, leading the smart prepaid water meter industry.
Q: Are you a real manufacturer or foreign trader or combined?
A: Yes, LAISON is a most widely used STS prepaid water meter solution provider, we are combined company, both manufacture and trading, have our own factory.
Q: Could you print our logo on meter?
A: Yes, we support OEM.
Q: What's your payment terms?
A: T/T or L/C at sight is available, other payment terms could be discussed according to order quantities.
Q: How's your delivery time?
A: We have meter samples in stock, around 2-4 weeks based on order quantity.
Contacts:
Hangzhou Laison Technology Co., Ltd.
Add: Zhejiang University National Science Park,
No. 525 Xixi Road, Hangzhou, China
Tel: +86 571 89715425
Fax: +86 571 89715426
Gmail mailbox: Laisontech.alex @gmail.com
Skype: alexliting
Website: www.laisontech.com
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