Liquid-in-Glass Thermometers for Working

Standard

JJG 130-2011 Verification Regulation of Liquid-in-Glass Thermometers for Working

Introduction

The temperature is measured for with the measured temperature change the temperature sensing liquid in the transparent glass bulb and that in the capillary expands when heated and contracts when cooled. Thermometers consist of precision thermometers and ordinary thermometers.

Period

Annually

Range

(-60～300)℃