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JJF 1589-2016 English PDF

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JJF 1589-2016: Program of Pattern Evaluation of Float Meters
Status: Valid
Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
JJF 1589-2016689 Add to Cart 5 days Program of Pattern Evaluation of Float Meters Valid

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Basic data

Standard ID: JJF 1589-2016 (JJF1589-2016)
Description (Translated English): Program of Pattern Evaluation of Float Meters
Sector / Industry: Metrology & Measurement Industry Standard
Classification of Chinese Standard: A53
Word Count Estimation: 30,372
Date of Issue: 2016-11-25
Date of Implementation: 2017-05-25
Older Standard (superseded by this standard): JJG 257-2007 Partial
Regulation (derived from): State Administration of Quality Supervision, Inspection and Quarantine Notice No.116 of 2016
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine

JJF 1589-2016: Program of Pattern Evaluation of Float Meters

---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.
Program of Pattern Evaluation of Float Meters National Metrological Technical Code of the People's Republic of China Float flowmeter type evaluation outline 2016-11-25 release 2017-05-25 implementation State Administration of Quality Supervision, Inspection and Quarantine issued Float flowmeter type evaluation outline ofFloatMeters Instead of JJG257-2007 Type of outline outline Responsible Unit. National Traffic Capacity Measurement Technical Committee The main drafting unit. Jiangsu Province Institute of Metrology Participated in the drafting unit. China Institute of Metrology Zhejiang Institute of Metrology Changzhou Shuanghuan Thermal Instrument Co., Ltd This specification entrusts the National Flow Capacity Measurement Technical Committee to explain The main drafters of this specification. Cao Jiuying (Jiangsu Institute of Metrology) In the Army (Jiangsu Province Institute of Metrology) Huang Zhaohui (Jiangsu Institute of Metrology) Participate in the drafters. Xu Yinghua (China Institute of Metrology) Shen Wenxin (Zhejiang Institute of Metrology) Li Qiuzhong (Changzhou Shuanghe Thermal Instrument Co., Ltd.) Chen Daosheng (Jiangsu Institute of Metrology)

table of Contents

Introduction (Ⅲ) 1 Scope (1) 2 References (1) 3 Terminology (2) 4 Overview (2) 4.1 Working principle (2) 4.2 Structure and classification (2) 5 legal management requirements (2) 5.1 Unit of measurement (2) 5.2 Seal structure (3) 5.3 logo (3) 5.4 Other (3) 6 Metering requirements (3) 7 General technical requirements (3) 7.1 random file and appearance structure (3) 7.2 Sealing (5) 7.3 Compressive strength (5) 7.4 quenching and heating (6) 7.5 Safety (6) 7.6 Power supply voltage change and reverse protection (6) 7.7 Electromagnetic compatibility test (6) 7.8 Resistance to transport storage performance test (7) 7.9 AC external magnetic field effects (7) 7.10 Protection (7) 7.11 Explosion-proof (7) 8 type evaluation items table (8) 9 the number of samples provided and the use of the prototype (9) 9.1 Number of test prototypes provided (9) 9.2 How to use the prototype (9) 9.3 Technical Information on Prototype (9) 10 Test methods and conditions for test items and data processing and eligibility criteria (9) 10.1 Test conditions (9) 10.2 Technical Information and Legal Management Requirements Inspection (10) 10.3 Checking random files and appearance (10) 10.4 Metrological performance tests and tests (10) 10.5 Sealability test (15) 10.6 Compressive strength test (15) 10.7 quenching and quenching test (15) 10.8 Safety performance test (16) 10.9 Power supply voltage change and reverse protection test (16) 10.10 Electromagnetic compatibility test (17) 10.11 Resistance to transport storage performance test (18) 10.12 AC external magnetic field impact test (20) 10.13 Protection and Explosion Protection (20) 10.14 Metrological performance retest (20) 10.15 Judgment principle of type evaluation result (21) 11 Test items for measuring items (21) Appendix A Type Evaluation Record Format (Reference) (23)

Introduction

This specification is based on JJG257-2007 "float flowmeter", JB/T 9255 "glass rotor flowmeter" and JB/T 6844 "metal tube float flowmeter" for the technical basis, combined with China's float flow meter industry status, JJG257-2007 version of Appendix A "type of evaluation" to be amended, applicable to the type of float flowmeter Evaluation work. This specification is prepared according to JJF 1016-2014 "Guidelines for the preparation of the Outline of Measuring Instruments". Compared with JJG257-2007 Appendix A "type evaluation", the main technical changes are as follows. --- increase the sealing requirements; --- modified and increased the electromagnetic compatibility test requirements; To increase the resistance to transport storage performance test after the measurement performance requirements; --- modified the test environment conditions; - the technical requirements for the test flow standard device have been modified; --- modified the number of indication error test requirements. The previous versions of this specification are released. "JJG257-2007" float flowmeter "Appendix A" type evaluation ". Float flowmeter type evaluation outline

1 Scope

This specification applies to the classification of the code for the 12182000 float flow meter (hereinafter referred to as flow meter) type evaluation.

2 reference file

This specification refers to the following documents. Floating flowmeter JJG257-2007 Standard Terminology and Definitions for JJF 1001 JQF1004 flow meter noun terms and definitions GB/T 2423.1-2008 Environmental testing for electric and electronic products - Part 2. Test methods - Test A. Low Temperature (idtIEC 60068-2-1..2007) GB/T 2423.2-2008 Environmental testing for electric and electronic products - Part 2. Test methods - Test B. High Temperature (idtIEC 60068-2-2..2007) GB/T 2423.3-2006 Environmental testing for electric and electronic products - Part 2. Test methods - Test Cab. Constant damp heat test (idtIEC 60068-2-78..2001) GB/T 2423.4-2008 Environmental testing for electric and electronic products - Part 2. Test methods - Test Db. Damp heat (12h 12h cycle) (idtIEC 60068-2-30..2005) GB/T 2423.6-1995 Environmental testing for electric and electronic products - Part 2. Test methods - Test Eb and Guidance. Collision (idtIEC 68-2-29. 1987) GB 4208-2008 enclosure protection class (IP code) (idtIEC 60529..2001) Packaging - Transport packages - Collision test method GB/T GB/T 17626.2-2006 Electromagnetic compatibility test and measurement technology Electrostatic discharge immunity test (idt IEC 61000-4-2..2001) GB/T 17626.3-2006 Electromagnetic compatibility test and measurement technology Radio frequency electromagnetic radiation immunity test (idtIEC 61000-4-3..2002) GB/T 17626.4-2008 Electromagnetic compatibility test and measurement techniques Electrical fast transient burst immunity test (IdtIEC 61000-4-4..2004) GB/T 17626.5-2008 Electromagnetic compatibility test and measurement technology Surge (impact) immunity test (idtIEC 61000-4-5..2005) JB/T 6844 metal tube float flowmeter JB/T 9255 glass rotor flowmeter JB/T 9329-1999 instrumentation transportation, transportation and storage basic environmental conditions and test methods The terms of the above documents are the terms of this specification by reference to this specification. Any reference to the date of the text , Only the date of the date of application of this specification; those who do not note the date of the reference file, the latest version (including all Modified) applies to this specification.
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