September 11

Digital Pressure Gauge As Best Pressure Measuring Tool | Dart Technologies Ptl Ltd

To aid in testing, Test Pressure and Hold Period can be combined into a rate of change (ROC). For example, where the Hold Period = 10min and the Allowable Pressure Loss = 30psi, the Average Allowable ROC = 3psi/min. That is, if the average rate of Pressure Chart Recorder change during the 10min Hold Period =< 3psi/min, then the hold and allowable loss component of the test specification will have been achieved.