In a calibration mode, an equilibrium period after pressurized gas Is sealed in a device under inspection and a reference tank is divided into two periods; pressure-difference changes ∆PI and ∆P2 are measured when a first-half equilibrium period of duration Tl elapses and when a second-half equilibrium period of dur...
[Class : 9] Laboratory Apparatus And Instruments; Optical Machines And Apparatus; Measuring Or Testing Machines And Instruments; Power Distribution Or Control Machines And Apparatus; Rotary Converters; Phase Modifiers; Electrical Cells And Batteries; Electric Or Magnetic Meters And Testers; Conductors, Electric; Buzzers, Electric; Telecommunication Machines And Apparatus; El...