GB/T 7723-2017 English PDFUS$879.00 · In stock
Delivery: <= 9 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 7723-2017: Fixed location electronic weighing instrument Status: Valid GB/T 7723: Historical versions
Basic dataStandard ID: GB/T 7723-2017 (GB/T7723-2017)Description (Translated English): Fixed location electronic weighing instrument Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: N13 Classification of International Standard: 17.100 Word Count Estimation: 44,496 Date of Issue: 2017-11-01 Date of Implementation: 2018-05-01 Older Standard (superseded by this standard): GB/T 7723-2008 Regulation (derived from): National Standard Announcement 2017 No. 29 Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China GB/T 7723-2017: Fixed location electronic weighing instrument---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.Fixed location electronic weighing instrument ICS 17.100 N13 National Standards of People's Republic of China Replacing GB/T 7723-2008 Fixed electronic weighing (OIMLR 76-1.2006, Non-automatic weighing appliances Part 1.Metrologicalandtechnicalrequirements-Tests, NEQ) Posted.2017-11-01 2018-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released Directory Foreword Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 model and naming 2 5 measurement requirements 3 5.1 Weighing accuracy grade and symbol 3 5.2 test division value 3 5.3 multi-scale instrument additional requirements 3 5.4 The maximum allowable error 4 5.5 The difference between the weighing results 5 5.6 test standard 6 5.7 Identification threshold 6 5.8 Changes caused by influence volume and time 6 6 Technical Requirements 8 6.1 General Requirements for Construction 8 6.2 Load cell 10 6.3 Electronic Weighing Instrument 12 6.4 Electrical Parameters Related to Scale 12 6.5 digital indicating device and printing device 13 6.6 zero device and zero tracking device 14 6.7 Peel device 14 6.8 preset tare device 15 6.9 Lock status 15 6.10 Weighing load measuring instrument 15 6.11 Selection and/or switching between different carriers and load transfer devices and different load measurement devices 15 6.12 Functional Requirements 6.13 Performance Test and Range Stability Test 17 6.14 Additional Requirements for Software-Controlled Electronics 17 7 Test methods 21 7.1 Preparation before testing 21 7.2 Zero Check 23 7.3 Weighing performance (5.4) 23 7.4 Skinning (6.7) 24 7.5 Partial load test (5.5.2) 25 7.6 Identification threshold test (5.7) 26 7.7 Repeatability test (5.5.1) 26 7.8 Time-related tests (5.8.3) 26 7.9 Balance Stability Test (6.5.3) 26 7.10 Multiple Indicators (5.5.3) 26 7.11 Impact Factor (5.8) 26 7.12 Anti-jamming performance test (6.12.4) 27 7.13 Range Stability Test (6.12.3) 28 7.14 Software Review and Testing (6.14) 28 7.15 Compatibility Verification (5.5.6) 28 7.16 surface paint film adhesion test 30 Inspection rules 31 8.1 type test 31 8.2 Type inspection requirements 31 8.3 Prototype test requirements 31 8.4 factory inspection 31 8.5 Inspection Project Requirements 31 9 logo, packaging, transportation and storage 32 9.1 mark 32 9.2 Packaging 33 9.3 Transportation 33 9.4 Storage 33 Appendix A (informative) This standard compared with OIMLR76-1.2006 structural changes 34 Appendix B (informative) Technical differences between this standard and OIMLR76-1.2006 and its causes 35 ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 7723-2008 "fixed electronic weighing", compared with GB/T 7723-2008 main changes are as follows. --- Range, an increase of electronic truck scale products and does not apply to the hanging weighing electronic scales, delete the mechanical and electrical structural weighing Electronic devices (see Chapter 1); --- Product classification and naming standards revised to GB/T 26389 (see Chapter 4); --- Weighing the level of accuracy and symbols, the test division value deleted 0.1 ≤ e ≤ 5 (see Table 5.1); --- Added additional requirements for multi-scale scales (see 5.3), in the later chapters to increase the corresponding test content; --- Deleted in use test the maximum allowable error is the first test of the maximum allowable error twice the requirements; --- Increased requirements for peripherals (see 5.4.6); --- Standard test instrument, an increase of weighing instrument load (see 5.6.2); in the test method, an increase of electronic truck scale, You can test according to JJG1118 Chapter 7 content; --- Replaced with the standard test weights were modified (see 5.6.3); --- Creep Test Added chart to illustrate the testing process. (See 5.8.3.1); In addition to the subsequent testing requirements in use; --- The applicability, for the technical requirements, an increase of the reference standard number (see 6.1.2); --- The basis of the scale, an increase of the scale to be used to test weighing electronic truck scale requirements (see 6.1.2.7); --- Increase the requirements of the scale house (see 6.1.2.8); --- In the load cell and electronic weighing instruments, delete the type approval certificate requirements (see 6.2 and 6.3); --- Technical requirements, an increase of weighing instrument load measurement requirements (see 6.10); --- Figure 2 of the carrier deformation test has been modified (see 7.1.8.1), an increase of weighing instrument requirements (see 6.1.2.6) and Test methods (see 7.1.8.2); --- Repeatability test, the deletion of the maximum weighing less than 1t weighing instrument requirements (see 7.7); --- Removed the battery voltage changes (see 7.11.3); --- Confirmation of anti-jamming performance test conditions have been modified (see 7.12); --- Modify the type evaluation to type test, modify the test item list increased type test (see 8.5); --- Increased speed limit signs (see 9.1.4); --- Added Appendix A and Appendix B. This standard uses the redrafted law Reference International Organization for Standards and Metrology No. 76 International Recommendation OIMLR76-1.2006 "Non-automatic weighing instrument Part 1. Metrology and Technical Requirements Test ", the consistency with OIMLR76-1 is not equivalent. Please note that some of this document may be patentable. The issuing agencies of this document do not bear the responsibility of identifying these patents. This standard proposed by the China Light Industry Federation. This standard by the National Standardization Technical Committee Scale (SAC/TC97) centralized. This standard drafting unit. Shandong Admiralty Technology Group Co., Ltd., National Weighing Products Quality Supervision and Inspection Center, the Central Branch of the constant goods Network System Co., Ltd., Fujian Institute of Metrology. The main drafters of this standard. Fan Shao Chen, Li Jia, Lu Xinguang, Song Kuiyun, Yao Jinhui, Huang Xiuzhong This standard was first released in 1987, the first revision in May.2002, the second revision in December.2008, this time the third time Revised Fixed electronic weighing1 ScopeThis standard specifies the fixed electronic weighing instrument (hereinafter referred to as "weighing") product measurement requirements, technical requirements, test methods, inspection rules And logo, packaging, shipping and storage. This standard applies to the use of load cells and electronic weighing instruments non-automatic weighing instrument, including electronic truck scale, electronic ground balance, electronic On the scale, electronic hopper scales and a variety of special fixed electronic scales. This standard does not apply to hanging weighing electronic scales.2 Normative referencesThe 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 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 Basic environmental testing of electric and electronic products Ca. Constant hot and humid test method GB/T 2887 General rules of computer space GB/T 4167 weight GB/T 6388 transport packaging shipping symbols GB/T 7551 load cell GB/T 7724 electronic weighing instruments GB/T 13384 mechanical and electrical product packaging General technical conditions GB/T 14250 Weighing terminology GB 19517 National Electrical Equipment Safety Technical Specification GB/T 23111-2008 non-automatic weighing instrument GB/T 26389 Scale product model preparation methods JJG1118-2015 electronic truck scale (weighing load measuring instrument method) QB/T 1588.1 Light industry machinery welding parts general technical conditions QB/T 1588.2 Light industry machinery cutting parts General technical conditions QB/T 1588.3 Light industry machinery assembly general technical conditions QB/T 1588.4 Light industry machinery painting general technical conditions3 Terms and definitionsGB/T 14250 and defined by the following terms and definitions apply to this document. For ease of use, the following list is repeated GB/T 14250 some of the terms and definitions. 3.1 Multi-scale weighing instrument multi-intervalinstrument Weighing only has a weighing range, the weighing range is subdivided into several partial scale value of several local weighing range. These few parts ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 7723-2017_English be delivered?Answer: Upon your order, we will start to translate GB/T 7723-2017_English as soon as possible, and keep you informed of the progress. The lead time is typically 6 ~ 9 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 7723-2017_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 7723-2017_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. 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