Thermometers

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)℃ |