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GB/T 21978.5-2014 PDF English

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GB/T 21978.5-2014: Instrument for precipitation observation -- Part 5: Display and record for rainfall
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GB/T 21978.5-2014English259 Add to Cart 3 days [Need to translate] Instrument for precipitation observation -- Part 5: Display and record for rainfall

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Basic data

Standard ID GB/T 21978.5-2014 (GB/T21978.5-2014)
Description (Translated English) Instrument for precipitation observation -- Part 5: Display and record for rainfall
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard N93
Classification of International Standard 07.060
Word Count Estimation 11,189
Date of Issue 7/8/2014
Date of Implementation 1/19/2015
Older Standard (superseded by this standard) GB/T 11831-2002
Quoted Standard GB 4208; GB/T 9359; GB/T 18185-2000; GB/T 18522.6-2007; GB/T 19677; GB/T 19704-2005; GB/T 19705-2005; GB/T 50095
Regulation (derived from) 2014 National Standards Bulletin No. 18
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 the rainfall display recorder requirements, test methods, inspection rules, signs and instructions, packaging, transportation, storage and so on. This section applies to supporting the use of rain sensor, used to display, record ra

GB/T 21978.5-2014: Instrument for precipitation observation -- Part 5: Display and record for rainfall




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Instrument for precipitation observation Part 5.. Display and record for rainfall ICS 07.060 N93 National Standards of People's Republic of China Replacing GB/T 11831-2002 Precipitation observation instrument Part 5. Display rainfall recorder Part 5. Displayandrecordforrainfal Issued on. 2014-07-08 2015-01-19 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 Category 1 5 requires 1 6 Test Method 4 7 Inspection rules 6 8 Marking and instructions 6 9 packaging, transportation and storage 7

Foreword

GB/T 21978 "Precipitation observation instruments" is divided into seven sections. --- Part 1. gauges; --- Part 2. tipping bucket rain sensor; --- Part 3. Siphon rain gauge; --- Part 4. float rain gauge; --- Part 5. rainfall display logger; --- Part 6. Snowmelt snow meter; --- Part 7. Optical snow meter. This section GB/T 21978 Part 5. This section drafted in accordance with GB/T 1.1-2009 given rules. This Part replaces GB/T 11831-2002 "hydrological measuring and reporting telemetry rain gauge", compared with the GB/T 11831-2002, the main Changes as follows. --- Standard name change to include GB/T 21978 "Precipitation observation instruments" family of standards; --- Delete this section has nothing to do with the content. This section proposed by the People's Republic of China Ministry of Water Resources. This part of the National Technical Committee of Standardization Technical Committee hydrological hydrological instruments (SAC/TC199/SC1) centralized. This section drafted by. MWR hydrological instruments and geotechnical engineering Instrument Quality Supervision and Testing Center, Nanjing Yangtze water conservancy Automation Technology Operation and Development Corporation, Ministry of Water Resources Hydrology Nanjing Hydraulic Research Institute of Automation, Ningbo Sunshine Auto Parts Co., Ltd. Ningbo Beilun Cup China Hydraulic Equipment Co. The main drafters of this section. Xu Haifeng, Ne Min Feng, Wu Yi, Xieyan Fang, Jin Ling, Yuanshu Tang, cattle Rui Ping, Li Ying, Liu Xiaofeng. This part of the standard replaces the previous editions are. --- GB/T 11831-1989, GB/T 11831-2002. Precipitation observation instrument Part 5. Display rainfall recorder

1 Scope

This section GB/T 21978 specifies the rainfall recorder display requirements, test methods, inspection rules, signs and instructions for use, package Equipment, transportation, storage and so on. This section applies to supporting the use of rain sensor, used to display, record rainfall, rainfall duration and intensity of rainfall rainfall display record Logger (hereinafter referred to as the display recorder).

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 4208 housing protection (IP Code) GB/T 9359 Basic environmental testing instruments hydrological conditions and methods GB/T 18185-2000 hydrological instruments reliability technical requirements GB/T 18522.6-2007 hydrologic instruments - Part 6. inspection rules and signs, packaging, transportation, storage and operation manual GB/T 19677 Terms and symbols for hydrological Instruments GB/T 19704-2005 hydrological instruments and records show GB/T 19705-2005 hydrological instruments and signal interfaces GB/T 50095 standard hydrological basic terminology and symbols

3 Terms and Definitions

GB/T 19677, the terms and definitions GB/T 50095 apply to this document defined. Category 4 Display Recorder has a rain sensor output signal for display, recording and other functions. Generally divided crossed recording, and solid-state storage Electronic display.

5 Requirements

5.1 Appearance Display Recorder various parts of the cladding layer of protection should be firm, uniform, smooth. Finished parts machined surface should not affect the quality of appearance Damage, grooves, corrosion and other defects, all types should be clearly identified. 5.2 Working conditions 5.2.1 Outdoor instruments Outdoor display recorder should work properly under the following conditions. ...

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