QC/T 822-2024Automotive pressure sensors (English PDF)
汽车用压力传感器
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
October 24, 2024
Implementation date
May 1, 2025
Scope
QC/T 822-2024 is the English-translated version of 汽车用压力传感器.
QC/T 822-2024 is the Chinese standard "Automotive pressure sensors". Its scope clause reads: This document specifies the requirements, test methods, inspection rules, and marking, packaging, storage and preservation of the automotive pressure sensor (hereinafter referred to as “sensor”).
This document is applicable to Type M and Type N automotive pressure sensors, including engine lubricating oil pressure sensor, engine inlet pressure sensor, brake system pressure sensor, air conditioning pressure sensor, low-pressure oil supply pressure sensor and urea pipeline pressure sensor.
It also serves as a reference for other pressure sensors and other motor vehicle pressure sensors. Its clauses include terms and definitions; requirements.
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Document preview — QC/T 822-2024
National Standard of the People's Republic of China
- Replacing
- QC/T 822-2009
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- Foreword i
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Requirements
- 5 Test methods
- 6 Inspection rules
- 7 Marking, packaging, storage and preservation
1 Scope
This document specifies the requirements, test methods, inspection rules, and marking, packaging, storage and preservation of the automotive pressure sensor (hereinafter referred to as “sensor”).
This document is applicable to Type M and Type N automotive pressure sensors, including engine lubricating oil pressure sensor, engine inlet pressure sensor, brake system pressure sensor, air conditioning pressure sensor, low-pressure oil supply pressure sensor and urea pipeline pressure sensor. It also serves as a reference for other pressure sensors and other motor vehicle pressure sensors.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 19951 Road vehicles - Disturbances test methods for electrical/electronic component from electrostatic discharge
GB/T 28046.2-2019 Road vehicles - Environmental conditions and testing for electrical and electronic equipment - Part 2: Electrical loads
GB/T 28046.3-2011 Road vehicles - Environmental conditions and testing for electrical and electronic equipment - Part 3: Mechanical loads
GB/T 28046.4-2011 Road vehicles - Environmental conditions and testing for electrical and electronic equipment - Part 4: Climatic loads
GB/T 28046.5 Road vehicles - Environmental conditions and testing for electrical and electronic equipment - Part 5: Chemical loads
GB/T 30038-2013 Road vehicles - Degrees of electrical equipment protection (IP-Code)
GB/T 33014.1-2016 Road vehicles - Component test methods for electrical/electronic disturbances from narrowband radiated electromagnetic energy - Part 1: General
GB/T 33014.2-2016 Road vehicles - Component test methods for electrical/electronic disturbances from narrowband radiated electromagnetic energy - Part 2: Absorber-lined shielded enclosure
GB/T 33014.3-2016 Road vehicles - Component test methods for electrical/electronic disturbances from narrowband radiated electromagnetic energy - Part 3: Transverse electromagnetic (TEM) cell
GB/T 33014.4-2016 Road vehicles - Component test methods for electrical/electronic disturbances from narrowband radiated electromagnetic energy - Part 4: Bulk current injection (BCI)
GB/T 33014.5-2016 Road vehicles - Component test methods for electrical/electronic disturbances from narrowband radiated electromagnetic energy - Part 5: Stripline
QC/T 413-2002 Basic specifications for automotive electrical equipment
3 Terms and definitions
No terms and definitions are listed in this document.
4 Requirements
4.1 General requirements
The sensor shall meet the requirements of this document, and shall be manufactured in accordance with the drawings and design documents approved through established procedures.
4.2 Appearance
When inspected according to 5.2, the appearance shall be free of defects such as burrs, shrinkage marks, cracks, scratches and rust.
4.3 Error
After being tested according to 5.3, the sensor error shall be calculated using Equation (1), and the basic error shall meet those specified in Table 1. The basic error in Table 1 is the temperature error within T1 to T4. T1 shall meet the requirements of low operating temperature TMIN in Table 2, T4 shall meet the requirements of high operating temperature TMAX in Table 2, and T2 and T3 shall be determined by the supplier and the purchaser through negotiation.
(1)
Where,
K——the basic error;
V1——the measured value of sensor output voltage;
V0——the reference value of sensor output voltage;
YFS——the full-scale sensor output voltage;
FS——the full-scale voltage.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Similar standards
Editions of QC/T 822
| Edition | Title | Revision | Status |
|---|---|---|---|
| QC/T 822-2024 | Automotive pressure sensors | current edition | Current |
| QC/T 822-2009 | Automotive pressure sensors | previous edition | Superseded |
This page sells the current edition, QC/T 822-2024. Earlier editions are listed for reference only.
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