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GA/T 822-2009 English PDF

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GA/T 822-2009: Indented marks electrostatic developing apparatus technical requirement
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GA/T 822-2009English209 Add to Cart 3 days [Need to translate] Indented marks electrostatic developing apparatus technical requirement GA/T 822-2009

PDF similar to GA/T 822-2009


Standard similar to GA/T 822-2009

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Basic data

Standard ID GA/T 822-2009 (GA/T822-2009)
Description (Translated English) Indented marks electrostatic developing apparatus technical requirement
Sector / Industry Public Security (Police) Industry Standard (Recommended)
Classification of Chinese Standard A92
Classification of International Standard 13.310
Word Count Estimation 6,618
Date of Issue 2009-03-09
Date of Implementation 2009-05-01
Quoted Standard GB/T 191-2008; GB 4208-2008; GB 4793.1-2007; GB/T 6388; GB 16796-1997
Regulation (derived from) Industry standard filing notice 2010 No. 2 (total 122)
Issuing agency(ies) Ministry of Public Security
Summary This standard specifies the technical requirements of the indentation electrostatic precipitator used in forensic science, including the main performance, inspection methods, inspection rules, marking, packaging, transportation and storage of products. This standard applies to the electrostatic principle of paper indentation and the appearance of dust as the main method of presentation equipment (hereinafter referred to as products).

GA/T 822-2009: Indented marks electrostatic developing apparatus technical requirement

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Indented marks electrostatic developing apparatus technical requirement ICS 13.310 A92 People's Republic of China Public Security Industry Standards Static indentation appeared Technical Requirement Posted 2009-03-09 2009-05-01 implementation People's Republic of China Ministry of Public Security

Foreword

This standard by the National Standardization Technical Committee on Forensic Science and Technology (SAC/TC179) and focal points. This standard was drafted. Ministry of Public Security Evidence Identification Center. The main drafters of this standard. Wu Changhai. Static indentation appeared Technical Requirement

1 Scope

This standard specifies the areas of forensic science used to show static indentation instrument of technical requirements, including the main product performance, test methods, inspection Inspection rules, marking, packaging, transportation and storage. This standard applies to static indentation principle appear on paper and dusting emerged as the main instrument to show the method (hereinafter referred to as the product).

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 191-2008 Packaging - Pictorial signs (ISO 780.1997, MOD) GB 4208-2008 housing protection (IP Code) (IEC 60529.2001, IDT) GB 4793.1-2007 measurement, control and laboratory safety requirements for electrical equipment Part 1. General requirements (IEC 61010-1. 2001, IDT) GB/T 6388 transport package shipping mark Alarm equipment safety requirements and test methods GB 16796-1997 security

3 Terms and Definitions

The following terms and definitions apply to this standard. 3.1 By the perforated plate and the base of the coupling member. Close contact with the sheet film means that when a relative vacuum in the vacuum housing situation. 3.2 For adsorbing paper and breathable microporous film covering a metal plate containing. 3.3 High voltage power supply through the wire box corona discharge, the corona discharge voltage was voltage in kV. 3.4 The developing powder is sprayed onto the film, revealing indentation method. 4. Technical Requirements 4.1 Normal operating conditions Ambient temperature. + 5 ℃ ~ + 40 ℃. Relative humidity. ≤90%. Power supply. 220V, 50Hz; voltage range of 220V ± 20V; frequency range 50Hz ± 1Hz.

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