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JJF 1469-2014: Calibration Specification for Measuring Instrumentations for Strain Gauge Transducer
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| JJF 1469-2014 | English | 369 |
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Calibration Specification for Measuring Instrumentations for Strain Gauge Transducer
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JJF 1469-2014
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Basic data | Standard ID | JJF 1469-2014 (JJF1469-2014) | | Description (Translated English) | Calibration Specification for Measuring Instrumentations for Strain Gauge Transducer | | Sector / Industry | Metrology & Measurement Industry Standard | | Classification of Chinese Standard | A53 | | Classification of International Standard | 17.100 | | Word Count Estimation | 16,178 | | Date of Issue | 8/1/2014 | | Date of Implementation | 11/1/2014 | | Quoted Standard | JJG 144-2007 | | Regulation (derived from) | AQSIQ Notice 2014 No. 89 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine | | Summary | This Standard is applicable to a measurement indicator strain bridge voltage ratio function, measuring range (-100 ~ + 100) mV/V strain gauge sensors or measuring amplifier (hereinafter collectively referred to as gauge) calibration. | JJF 1469-2014: Calibration Specification for Measuring Instrumentations for Strain Gauge Transducer
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Calibration Specification for Measuring Instrumentations for Strain Gauge Transducer
People's Republic of China National Metrology Technical Specifications
Strain gauge calibration sensor specifications
Issued on. 2014-08-01
2014-11-01 implementation
The State Administration of Quality Supervision, Inspection and Quarantine released
Strain gauge sensor
Calibration Specification
Focal point. the National Technical Committee on Metering hardness force value
The main drafting units. China Testing Technology Research Institute
Zhejiang Institute of Metrology
Participated in the drafting unit. Beijing Aerospace Measurement and Testing Technology Research Institute
Beijing Great Wall Institute of Measurement and Testing Technology
Beijing Hong Fu Hao Instrument Co., Ltd.
This specification entrust national force value hardness measurement technical committee responsible for the interpretation
The main drafters of this specification.
Tangchun Qian (China Testing Technology Research Institute)
Felli Ping (Zhejiang Institute of Metrology)
Tang Yun (China Testing Technology Research Institute)
Yin Xu Jie (China Testing Technology Research Institute)
Drafters participate.
Mei Hongwei (Beijing Aerospace Measurement and Testing Technology Research Institute)
Chen Ke row (Beijing Great Wall Institute of Measurement and Testing Technology)
Liu Yihong (Beijing Hong Fu Hao Instrument Co., Ltd.)
table of Contents
Introduction (Ⅲ)
1 Scope (1)
2. References (1)
3 Terms and Definitions (1)
3.1 DC excitation type measuring instrument (1)
3.2 ac excitation measuring device (1)
4 Overview (1)
5 Metrological characteristics (1)
5.1 Appearance and Accessories (1)
5.2 Technical Specifications (1)
Calibration Condition 6 (2)
6.1 environmental conditions (2)
6.2 Measurement Standards (2)
6.3 Connecting preheating (2)
7 calibration items and calibration methods (3)
7.1 appearance and attachment checking (3)
7.2 Calibration metrological characteristics (3)
8 calibration results expression (5)
9 Recalibration interval (5)
Appendix A calibration uncertainty assessment (6)
B Shape calibration certificate calibration results page appendix (10)
Introduction
This specification prepared in accordance with the rules JJF 1071-2010 "National Calibration Specifications writing rules" given.
This specification based JJF 1059.1-2012 "Evaluation and Expression of Uncertainty in Measurement" method gives results of calibration
Measurement uncertainty assessment and said the combined calibration method and calibration examples of the present specification developed for measuring instrument
Standard uncertainty components and combined standard uncertainty of each factor is shown calibrated value due to assess, given
Calibration standard uncertainty component summary (see Appendix A).
This specification is the first release.
Strain gauge calibration sensor specifications
1 Scope
This instruction applies to having a measurement indicator strain bridge voltage ratio function, measuring range (-100 ~
100) mV/V strain gauge sensor or a measuring amplifier (hereinafter referred to as meter) calibration.
2. References
This specification refers to the following documents.
JJG144-2007 standard dynamometer
For dated references, only the dated edition applies to this specification; undated reference documents
Member, the latest edition (including any amendments) applies to this specification.
3 Terms and Definitions
The following terms and definitions apply to this specification.
3.1 DC excitation type measuring instrument measuringinstrumentwithdirectcurrentexciting
It can provide a measured DC excitation voltage and measuring the strain bridge voltage ratio (mV/V) to the strain sensor
Meter.
3.2 ac excitation measuring device measuringinstrumentwithalternatingcurrentexciting
It can provide a certain frequency of the AC excitation voltage and measuring the strain bridge voltage ratio (mV/V) to the strain sensor
The measuring instrument.
4 Overview
Gauges generally have to provide AC or DC excitation voltage and measure the strain gage bridge strain sensor
Secondary voltage ratio (mV/V) functions, mainly used for various forces, weighing, torque, pressure, strain sensor
Aid measure.
5 Metrological characteristics
5.1 Appearance and Accessories
5.1.1 The meter should model and serial number, manufacturer name, date of production, input and output, and power wiring requirements
Labeling requirements.
5.1.2 The meter should be equipped with sensors connected to the plug socket and cable accessory, or receptacle connector port there should Movies
Affect its performance defects or mechanical damage figures should be clear and complete.
5.1.3 should provide guidance on the operation of the instruction manual or other technical information, which should include the power supply, and the sensor
Connection mode, environmental conditions, temperature coefficient, resolution and other technical parameters.
5.2 Technical Specifications
Gauge levels of technical indicators generally be given in Table 1.
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