The accuracy of the mass flow controller (MFC) is important to ensure the performance, quality, and efficiency of a flow meter. If an instrument is not calibrated, its performance can decline as a ...
A version of thie article appeared in the February 2012 issue of Test & Measurement World. See the PDF. Many industrial systems use the 4–20-mA loop to transmit measurements from sensors to displays, ...
II.2.1 Verify spare parts: certificates, material traceability, heat numbers, Positive Material Identification (PMI), elastomer batch control. II.2.2 Confirm tool calibration status (torque tools, ...