GB/T 22264.4-2008
Mounted digital display electric measuring instruments.Part4:Special requirements for frequency meters (English Version)

Standard No.: GB/T 22264.4-2008
Language: Chinese, Available in English version
Release Date: 2008
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status: Be replaced 2023-07
Replace By: GB/T 22264.4-2022; GB/T 22264.4-2018
Latest: GB/T 22264.4-2022

Scope: This part of GB/T 22264 specifies the terminology, product classification, grading and compliance, technical requirements, packaging, storage and transportation, information, general signs and symbols, terminal signs and symbols, inspection rule. This section applies to frequency meters with installed digital display, and also applies to the digital display part of frequency meters with analog/digital dual display. This section does not apply to: - Frequency meters with direct acting analog indication only. - Portable digital display frequency meter. ——There are other special-purpose instruments with national standards (or industry standards).

GB/T 22264.4-2008 Referenced Document

GB/T 22264.1-2008 Fixed digital electric measuring instruments—Part 1:Definitions and general requirements common to all parts*， 2009-03-01 Update

2022 GB/T 22264.4-2022 Mounted digital display electric measuring instruments Part 4: Special requirements for frequency meters
2008 GB/T 22264.4-2008 Mounted digital display electric measuring instruments.Part4:Special requirements for frequency meters