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CJ/T 449-2014: Diaphragm gas meter with shut-off valve
Status: Valid
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| CJ/T 449-2014 | English | 599 |
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Diaphragm gas meter with shut-off valve
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Standard similar to CJ/T 449-2014 GB 27790 | GB 25035 | CJ/T 112 | CJ/T 448 | CJ/T 447 | CJ/T 442 | Basic data | Standard ID | CJ/T 449-2014 (CJ/T449-2014) | | Description (Translated English) | Diaphragm gas meter with shut-off valve | | Sector / Industry | Urban Construction Industry Standard (Recommended) | | Classification of Chinese Standard | P47 | | Classification of International Standard | 75.180.30; 91.140 | | Word Count Estimation | 23,284 | | Date of Issue | 3/27/2014 | | Date of Implementation | 7/1/2014 | | Quoted Standard | GB/T 191; GB/T 1690; GB/T 2423.1; GB/T 2423.2; GB/T 2423.3; GB/T 2423.17; GB/T 2828.1; GB/T 2829; GB 4208; GB/T 5080.7-1986; GB/T 6968-2011; GB/T 17626.2; GB/T 17626.3; GB/T 2885-2012; CJ/T 188; CJ/T 421 | | Regulation (derived from) | ?Ministry of Housing and Urban-Rural Development Announcement No. 347; Industry-Standard-Filing Announcement 2014 No. 6 (Total No. 174) | | Issuing agency(ies) | Ministry of Housing and Urban-Rural Development of the People's Republic of China | | Summary | This Standard specifies the cut-type diaphragm gas meter (hereinafter referred to as the gas meter) terms and definitions, models, general requirements, requirements, test methods, inspection rules, marking, packaging, transportation and storage. This Sta | CJ/T 449-2014: Diaphragm gas meter with shut-off valve---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Diaphragm gas meter with shut-off valve
ICS 75.180.30; 91.140
P47
People's Republic of China urban construction industry standards
Cut off the membrane gas meter
Posted on.2014-03-27
2014-07-01 implementation
Ministry of Housing and Urban-Rural Development, People's Republic of China released
Directory
Preface Ⅰ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 Model 2
5 General requirements 2
6 Requirements 3
7 Test Method 7
Inspection rules 16
Identification, packaging, transportation and storage 18
Appendix A (Informative) Cut-off type gas meter wireless communication interface 19
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard proposed by the Ministry of Housing and Urban Standard and Design Institute.
This standard by the Ministry of Housing and Urban Gas Standardization Technical Committee centralized.
This standard was drafted. Chongqing avant-garde Crome Watch Co., Ltd., Taiyuan Coal Gasification (Group) Co., Ltd., China City
North China Engineering Design and Research Institute, Tianjin Puhai New Technology Co., Ltd., Chengdu Qinchuan Technology Development Co., Ltd., Zhejiang Songchuan Instrumentation
Technology Co., Ltd., Xintian Science and Technology Co., Ltd., Dandong Iwatari Oriental Gas Meter Co., Ltd.,
Tianjin Figaro Electronics Co., Ltd., Rongcheng Yuxiang Industrial Co., Ltd., Henan Hanwei Electronics Co., Ltd., Shenyang Aerospace Star Instruments
Limited liability company, Chongqing Yamashiro Gas Equipment Co., Ltd., Hangzhou Pioneer Electronic Technology Co., Ltd., Tianjin Everbright Albert measurement
Instrument Technology Co., Ltd., Ningbo Tianxin Instrument Co., Ltd., Cixi Sanyo Electronics Co., Ltd., Ningbo Tianyuan Electronic Instrument Co., Ltd.,
National Gas Appliances Quality Supervision and Inspection Center.
The main drafters of this standard. Jiang Yu, Wang Qi, Zhao Guowei, Liu Bin, Niu Jun, Quan Yaqiang, Zhou Fugen, Guo Gang, Fei war wave, Li Mingfa, Li Qi,
Yin Rui, Zou Ziming, Chang Lei, Cheng Bo, Li Keqin, Xie Jun, Li Yuxia, Lin Aisu, Xuan Guoping, Zhao Dali, Hu Zhen, Li Jun, Yan Rongsong.
Cut off the membrane gas meter
1 Scope
This standard specifies the cut-type membrane gas meter (hereinafter referred to as the gas meter) terms and definitions, models, general requirements, requirements, test side
Law, inspection rules, marking, packaging, transportation and storage.
This standard applies to the maximum working pressure does not exceed 10kPa, the maximum flow does not exceed 10m3/h, to adapt to the minimum operating temperature range
-10 ℃ ~ 40 ℃ gas meter design, production, testing and acceptance.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 191 Packaging - Pictorial signs
GB/T 1690 vulcanized rubber or thermoplastic rubber liquid test methods
GB/T 2423.1 Environmental testing for electric and electronic products Part 2. Test methods Test A. Low temperature
GB/T 2423.2 Environmental testing for electric and electronic products Part 2. Test methods Test B. high temperature
GB/T 2423.3 Environmental testing for electric and electronic products Part 2. Test methods Test Cab. constant hot and humid test
GB/T 2423.17 Environmental testing for electric and electronic products Part 2. Test methods Test Ka. salt spray
GB/T 2828.1 Sampling procedures for inspection - Part 1. Batch inspection sampling plan by acceptance quality limit (AQL)
GB/T 2829 cycle test count sampling procedures and tables (for the stability of the test process)
GB 4208 enclosure protection (IP code)
GB/T 5080.7-1986 Equipment reliability test Constant failure rate assumption failure rate and mean time to failure test
Experience program
Membrane gas meter GB/T 6968-2011
GB/T 17626.2 Electromagnetic compatibility test and measurement techniques Electrostatic discharge immunity test
GB/T 17626.3 Electromagnetic compatibility testing and measurement techniques RF electromagnetic field immunity test
Gas service guide GB/T 28885-2012
CJ/T 188 household measuring instruments data transmission technology
CJ/T 421 household gas burner with electronic controller
3 Terms and definitions
GB/T 6968-2011 defined and the following terms and definitions apply to this document.
3.1
Membrane gas meter as the base table, built-in shut-off valve, controller and other auxiliary devices with the monitoring of gas use status, different
Often cut off gas and alarm gas metering device.
3.2
Base table basegasmeter
Measuring instruments with basic metering functions that directly display raw gas usage data and are separated from other additional functions.
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