PCB Test & Measurement Seite 128

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PCB PIEZOTRONICS INC 716 684 0001 Fax 716 685 3886 For Additional Specification Information Visit www pcb com 126 Calibration Services Dynamic Pressure Sensor Calibration Services Dynamic Step Pressure Method Strain gage pressure sensor reference Aronson shockless step pressure generator Impact poppet valve with electronic trigger 50 µsec rise time with helium gas others available 0 to 1000 psi 0 to 7 MPa range Accuracy to 1 3 FS Aronson Step Pressure Calibrator Model 907A02 A guided mass impacts a plate which quickly opens a poppet valve This exposes the sensor under test installed in a small volume manifold to the step reference pressure which is contained and regulated within a much larger storage cavity Pneumatic Pulse Calibrator Model 903B02 A manually actuated poppet valve exposes the sensor under test installed in a small volume manifold to the step reference pressure which is contained and regulated within a much larger storage cavity Pneumatic Pulse Method low pressure Strain gage pressure sensor reference Manually actuated poppet valve 5 millisecond rise time nominal 0 to 150 psi 0 to 1 MPa range Accuracy to 0 8 FS Hydraulic Step Method high pressure Strain gage pressure sensor reference Dump valve for negative going pressure step 0 to 100 000 psi 0 to 690 MPa range Accuracy to 1 7 FS Hydraulic Step Pressure Calibration Model 905C High pressure pump exposes unit under test to graduated pressure steps with a dump valve for rapid full scale pressure release 9 T Mcatalog 2011 Seite 125 166 SYN G500 21 04 11 18 04 Seite 132