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GB/T 25846-2010 English PDF

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GB/T 25846-2010: Industrial γ-ray level meter
Status: Valid
Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
GB/T 25846-2010209 Add to Cart 3 days Industrial γ-ray level meter Valid

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Basic data

Standard ID: GB/T 25846-2010 (GB/T25846-2010)
Description (Translated English): Industrial ��-ray level meter
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G98
Classification of International Standard: 71.120; 25.040.40; 17.040.30
Word Count Estimation: 9,941
Date of Issue: 1/10/2011
Date of Implementation: 7/1/2011
Quoted Standard: GB 3836.1; GB 3836.2; GB 4075; GB 8702; GB/T 8993; GB/T 9969-2008; GB 11806; GB/T 13384; GB 14052-1993
Regulation (derived from): Announcement of Newly Approved National Standards 2011 No. (No. 166 overall) 1
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 specifies industrial ��-ray density meter (hereinafter referred to as the density meter) of the type, technical requirements, test methods, inspection rules and signs, packaging, transportation and storage. This Standard is applicable to the use of ��-ray densitometer side volume density.

GB/T 25846-2010: Industrial γ-ray level meter

---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.
Industrial γ-ray level meter ICS 71.120; 25.040.40; 17.040.30 G98 National Standards of People's Republic of China Industrial γ-ray density meter Issued on. 2011-01-10 2011-07-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard GB/T 1.1-2009 given rules for writing. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the chemical industry and special instrumentation Standardization Technical Committee. This standard was drafted. Tianhua Institute of Chemical Machinery and Automation. The main drafters of this standard. Liu Jianmin, Zhao Wanxiang, buy Kerry. Industrial γ-ray density meter

1 Scope

This standard specifies the industrial γ-ray density meter (hereinafter referred to as density meter) the type, technical requirements, test methods, inspection rules and standard Chi, packaging, transportation and storage. This standard applies to the use of γ-ray density measurement density meter.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB 3836.1 Electrical apparatus for explosive gas atmospheres - Part 1. General requirements GB 3836.2 Electrical apparatus for explosive gas atmospheres Part 2. Explosion-proof "d" GB 4075 Sealed radioactive sources - General requirements and classification GB 8702 electromagnetic radiation protection GB/T 8993 nuclear instruments - Environmental conditions and testing procedures GB/T 9969-2008 General Industrial Product Manual GB 11806 Regulations for the Safe Transport of Radioactive Substances GB/T 13384 mechanical and electrical products packaging General technical conditions Radiation safety performance of GB 14052-1993 isotope instrumentation installed on the device requirements Type 3 3.1 densitometer composition Densitometer by the sources, detectors, converters three major components. 3.2 Parameter 3.2.1 Measuring range. 0.5g/cm3 ~ 3g/cm3. 3.2.2 Output Type. a) LED display or computer display; b) DC. 0V ~ 5V, 4mA ~ 20mA signal output; c) upper and lower relay contact output with status indication. 3.2.3 features. keyboard placement, data are available, power-down data protection, power-on self-starting and the like. 3.2.4 between the detector and the signal converter maximum transmission distance of 1000m. 3.3 densitometer normal operating conditions a) Ambient temperature. probe is -20 ℃ ~ 50 ℃, the converter is 5 ℃ ~ 50 ℃; b) Relative humidity. less than 90%; c) Power supply voltage. AC (220 ± 22) V;
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