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GB/T 25846-2010: Industrial γ-ray level meter
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 25846-2010 | English | 209 |
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Industrial γ-ray level meter
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GB/T 25846-2010
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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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