GB/T 25923-2010Specification of on-line gas analyzers (English PDF)

1 Scope

This standard specifies the requirements for online gas analyzer, inspection rules, marking, packaging, transportation, storage and so on.

This standard applies to continuous measurement of the gas component content online gas analyzer (hereinafter referred to as the instrument).

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent

Amendments (not including errata content) or revisions do not apply to this standard. However, according to research encourages the parties to the agreement

Study whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

GB/T 191-2008 Packaging - Pictorial signs (ISO 780.1997, MOD)

GB/T 2829-2002 periodic inspection Sampling procedures and tables (suitable for process stability test)

GB 4793.1-2007 measurement, control and laboratory use safety requirements for electrical equipment - Part 1. General requirements (IEC 61010-1.

2001, IDT)

GB/T 11606-2007 analytical instruments environmental test methods

GB/T 13384-2008 mechanical and electrical products packaging General technical conditions

GB/T 18268-2000 Measurement and laboratory use electrical equipment electromagnetic compatibility requirements (idt IEC 61326-1.1997)

GB/T 25924 Test method for online gas analyzer

3 Requirements

2 Relative humidity% <=90

3 atmospheric pressure kPa 70.0 ~ 106.0

4 solar radiation - no direct exposure

Air velocity 5 m/s 0 ~ 0.5

6 external electric, magnetic, electromagnetic fields - specified by the manufacturer

7 working position - specified by the manufacturer

10 harmful gases - specified by the manufacturer

10% ± 11 V nominal supply voltage ratings

2% 12 Hz power frequency rated value ± ratings