JJG (Light Industry) 50.3-2000 "Verification Regulations for Variable Pressure Thickness Meters" specify the verification and use requirements of variable pressure thickness meters, which are suitable for thickness meters with a flow range of 0~ 3mm. The regulations cover requirements from instrument Appearance, Zero Stability to Measurement accuracy. The measuring instrument must meet relevant standards to ensure its accuracy and Stability in actual measurement. The verification process includes detailed inspection of the instrument's Appearance, Indicator, measurement surface asperity and flatness. The verification period is generally one year to ensure that the instrument performance remains within the specified range.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
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