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GB/T 4835.2-2013 English PDF

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GB/T 4835.2-2013: Radiation protection instrumentation -- Ambient and/or directional dose equivalent (rate) meters and/or monitors for beta, X and gamma radiation -- Part 2: High range beta and photon dose and dose rate portable instruments for emergency radiation protecti
Status: Valid
Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
GB/T 4835.2-2013439 Add to Cart 4 days Radiation protection instrumentation -- Ambient and/or directional dose equivalent (rate) meters and/or monitors for beta, X and gamma radiation -- Part 2: High range beta and photon dose and dose rate portable instruments for emergency radiation protecti Valid

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GB/T 13286   NB/T 20318   GB/T 24247   GB/T 4835.1   GB/T 7165.2   GB/T 7165.3   

Basic data

Standard ID: GB/T 4835.2-2013 (GB/T4835.2-2013)
Description (Translated English): Radiation protection instrumentation -- Ambient and/or directional dose equivalent (rate) meters and/or monitors for beta, X and gamma radiation -- Part 2: High range beta and photon dose and dose rate portable instruments for emergency radiation protecti
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: F84
Classification of International Standard: 13.280
Word Count Estimation: 19,186
Older Standard (superseded by this standard): GB/T 11683-1989
Quoted Standard: GB/T 5202-2008; GB/T 12162.1-2000; GB/T 4835.1-2012
Adopted Standard: IEC 60846-2-2007, NEQ
Regulation (derived from): National Standards Bulletin No. 21 of 2013
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
Summary: This standard applies in case of emergency measure by external ��, X and �� radiation around and/or directional dose equivalent (rate) of portable or mobile dose equivalent (rate) meters and/or monitors. It is directly applicable to the dose equivalent for

GB/T 4835.2-2013: Radiation protection instrumentation -- Ambient and/or directional dose equivalent (rate) meters and/or monitors for beta, X and gamma radiation -- Part 2: High range beta and photon dose and dose rate portable instruments for emergency radiation protecti



---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.
. Radiation protection instrumentation Ambient and/or directional dose equivalent (rate) meters and/or monitors for beta, X and gamma radiation Part 2.. High range beta and photon dose and dose rate portable instruments for emergency radiation protection pur ICS 13.280 F84 National Standards of People's Republic of China Replacing GB/T 11683-1989 Radiation protection instrumentation β, X and γ radiation surrounding and/or Directional dose equivalent (rate) meters and/or monitors Part 2. portable emergency radiation protection High range β and photon dose and dose rate meter equivalent (rate) metersand/ormonitorsforbeta, Xandgammaradiation- Part 2. Highrangebetaandphotondoseanddoserateportableinstrumentsfor (IEC 60846-2.2007, NEQ) Issued on. 2014-02-01 2013-10-10 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Introduction Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 used for emergency purposes ambient dose equivalent (rate) meters of general characteristics 2 4.1 General Requirements 2 Category 4.2 Performance Characteristics 3 4.3 General test methods 3 4.4 surface contamination probe 3 Radiation characteristics 5 directional dose equivalent (rate) meter 3 5.1 Linear and statistical fluctuation 3 5.2 response change with radiation energy and angle of incidence β 3 5.3 response change with photon radiation energy and angle of incidence of 3 5.4 overload characteristic 3 5.5 Response to neutron radiation 3 5.6 pairs of ionizing radiation field pulse response of 3 5.7 Response Time 4 5.8 Response time versus statistical fluctuation between 4 Radiation characteristics around 6 dose equivalent (rate) meters of 4 6.1 Linear and statistical fluctuation 4 6.2 response change with photon radiation energy and angle of incidence of 4 6.3 overload characteristic 5 6.4 Response to neutron radiation of 5 6.5 pairs in response to a pulse of ionizing radiation field 5 6.6 Response Time 5 6.7 Response time versus statistical fluctuation between 5 5 6.8 Additional response 6.9 response with extendable probe instrument 5 7 orientation and ambient dose equivalent (rate) meter electrical characteristics 6 7.1 indicates zero value stability over time 6 7.2 Warm-up time 6 GB/T 5202-2008 Radiation protection instrumentation α, β and α/β (β energy greater than 60keV) contamination meters and monitors (IEC 60325.2002, IDT) X and γ GB/T 12162.1-2000 for calibrating dosemeters and dose rate meters and for determining their response reference radiation first Part I. Radiation characteristics and production methods (idt ISO 4037-1.1996)

3 Terms and Definitions

GB/T 4835.1-2012 defined and the following terms and definitions apply to this document. 3.1 Additional response extracameralresponse In addition to the detector itself, all equipment components in response to radiation.
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