JJF 2189-2025 Active National Metrology Technical Specifications JJF

JJF 2189-2025 Calibration Specification for Precision Measuring Instruments of Platinium Resistance Thermometers

Publish Date: 2025-02-08 Implement Date: 2025-08-08 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: JJF 2189-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 2025-02-08

Implement Date: 2025-08-08

Pages: 36 pages

Scope

This specification is applicable to the calibration of temperature measuring instruments within the temperature range of (-196 to 660)℃, which use the standard platinum resistance thermometer interpolation algorithm. Temperature measuring instruments of resistance thermometers using other interpolation algorithms can be calibrated by referring to the methods in this specification.

Development Information

Word Count: 42 Thousand words Pages: 36 pages

Referenced Standards

JJG 160-2007 Standard Platinum Resistance Thermometer

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