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JJG 688-2017Vehicle Exhaust Emissions Measuring Instruments (English PDF)

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine

Level / Type

National · Mandatory

Issue date

November 20, 2017

Implementation date

May 20, 2018

Scope

JJG 688-2017 (Vehicle Exhaust Emissions Measuring Instruments) is available as an English-translated PDF.

JJG 688-2017 — Vehicle Exhaust Emissions Measuring Instruments

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Document preview — JJG 688-2017

National Standard of the People's Republic of China

ICS: 13.040
Classification: A 61
Replacing: JJG 688-2007

Issued by: General Administration of Quality Supervision, Inspection and Quarantine

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard is applicable to the first verification, subsequent verification and in-use inspection of automotive exhaust gas testers (hereinafter referred to as the tester). The minimum measurement range of the tester should meet HC: (0~2 000)X10^(-6); CO: (0. 00 to 5. 00) X 10 ^ (-2); CO 2

Document data

International classification (ICS): 13.040.

Chinese classification (CCS): A61.

Estimated length of the Chinese original: 20,222 words.

Supersedes the earlier edition JJG 688-2007.

Standards quoted by this document

JJF 1481-2014; GB/T 11606; GB 18285-2005; ISO/PAS 3930-2009

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 13 pages — is available in the English PDF.

Referenced standards

Cited by

JB/T 11996-2014General Technical Requirements of Remote Sensing Equipment for Motor Vehicle Exhaust

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