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JJF 1433-2013 English PDF

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JJF 1433-2013: Calibration Specification for Chlorine Alarm Detectors
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Basic data

Standard ID JJF 1433-2013 (JJF1433-2013)
Description (Translated English) Calibration Specification for Chlorine Alarm Detectors
Sector / Industry Metrology & Measurement Industry Standard
Classification of Chinese Standard A61
Classification of International Standard 17.020
Word Count Estimation 16,141
Quoted Standard GB 12358-2006; GB 50493-2009; HG/T 23006-1992
Regulation (derived from) AQSIQ Notice No. 154 of 2013
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine
Summary This standard specifies the measurement range (0 ~ 10) ��mol/mol to (0 ~ 1000) ��mol/mol chlorine detection alarm (at short instrument) calibration, other instruments for the detection of chlorine can refer to this standard for calibration.

JJF 1433-2013: Calibration Specification for Chlorine Alarm Detectors

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Calibration Specification for Chlorine Alarm Detectors People's Republic of China National Metrology Technical Specifications Chlorine alarm detector calibration specification Issued on. 2013-10-25 2014-01-25 implementation The State Administration of Quality Supervision, Inspection and Quarantine released Chlorine alarm detector calibration specification Focal point. the National Technical Committee on Environment stoichiometry Main drafting unit. Jiangxi Institute of Measurement and Testing China Institute of Metrology Hebei Institute of Measurement Science Participated in the drafting unit. Jinan Changqing Computer Co., Ltd. Analytical Center, Guangzhou This specification technical committee commissioned by the National stoichiometric environment responsible for interpreting The main drafters of this specification. Yang Yu Zhe (Jiangxi Institute of Measurement and Testing) Zhouze Yi (China Institute of Metrology) Song Zengliang (Hebei Science Institute of Measurement) Drafters participate. Yuezong Long (Jinan Changqing Computer Co., Ltd.) Luo Jun (Guangzhou Analysis and Testing Center)

table of Contents

Introduction (Ⅱ) 1 Scope (1) 2. References (1) 3 Overview (1) 4 Metrological characteristics (1) 4.1 indication error (1) 4.2 Repeatability (1) 4.3 Response Time (1) 4.4 Alarm function (1) 4.5 Drift (1) 5 calibration conditions (1) 5.1 Environmental conditions (1) 5.2 calibration of measuring instruments and equipment (2) 6 calibration items and calibration methods (2) 6.1 Indication error (2) 6.2 Repeatability (2) 6.3 Response time (3) 6.4 Alarm function (3) 6.5 Drift (3) 7 Calibration Results The expression (3) 8 Recalibration interval (4) Appendix A chlorine detection alarm calibration records (5) Appendix B Certificate page format (7) Measurement Uncertainty Appendix C indication error of assessment (8)

Introduction

In the present specification JJF 1071-2010 "National Calibration Specifications writing rules", JJF 1001-2011 "Universal Measurement Terms and definitions "and JJF 1059.1-2012" Evaluation and Expression of Uncertainty in Measurement "as the basic specification series Be developed. This specification is in accordance with GB 12358-2006 "workplace environment gas detection alarm general technical requirements" And HG/T 23006-1992 Technical Requirements "toxic gas detection alarm technical requirements and test methods" and the party Law and GB 50493-2009 "Petroleum and Chemical combustible gases and toxic gas detection and alarm design specifications" indicated Alarm equipment selection is performed making. Indication Error of this specification to measure the relative error is expressed. The specification for the first time to develop. Chlorine alarm detector calibration specification

1 Scope

This standard applies to the measurement range (0 ~ 10) μmol/mol to (0 ~ 1000) μmol/mol chlorine detector newspaper Police instrument (hereinafter referred to as equipment) calibration of other instruments for the detection of chlorine can refer to this specification for calibration. 2. References GB 12358-2006 workplace environment gas detection alarm general technical requirements GB 50493-2009 Petroleum and Chemical combustible gases and toxic gas detection and alarm design specifications HG/T 23006-1992 toxic gas detection alarm technical requirements and testing methods For dated references, only the dated edition applies to this specification; undated reference documents Member, the latest edition (including any amendments) applies to this specification.

3 Overview

Instrument detector main diaphragm electrode type, constant potential electrolysis type and/or semiconductor type. Sampling methods are diffused And inhaled. The main structure consists of detecting elements, amplifying circuit, alarm system, display and other components.

4 Metrological characteristics

4.1 Indication error The maximum permissible error. ± 10%. 4.2 Repeatability Repeatability is not more than 3%. 4.3 Response Time Diffusion of not more than 60s, inhaled not more than 30s. 4.4 Alarm function Instrument with alarm function, alarm function should be normal. 4.5 Drift 4.5.1 Zero drift. ± 3% FS. 4.5.2 Span drift. ± 5% FS. Note. The above indicators are not used to determine eligibility for reference only.

5 calibration conditions

5.1 Environmental conditions 5.1.1 Ambient temperature. (15 ~ 35) ℃. 5.1.2 Relative humidity. ≤85%. 5.1.3 work environment should not affect the normal operation of the instrument and electromagnetic interference gas calibration site should be ventilated and

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