PCB Test & Measurement Seite 28

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PCB PIEZOTRONICS INC 716 684 0001 Fax 716 685 3886 For Additional Specification Information Visit www pcb com 26 Decaying infrastructures particularly bridges have received heightened awareness in recent years Among the several techniques for determining the health and longevity of such civil structures are vibration measurements for continuous monitoring modal analysis and structural integrity investigation High sensitivity accelerometers are utilized for generating signals in response to a variety of stimuli including traffic wind and programmatic impulse When analyzed these signals provide insight for determining the condition and safety of the structure Such an investigative analysis can lead to a recommendation for remedial construction or further monitoring High Sensitivity ICP Accelerometers Model Number 393A03 393B12 393B31 393C Sensitivity 1000 mV g 10 V g 10 V g 1000 mV g Measurement Range 5 g pk 0 5 g pk 0 5 g pk 2 5 g pk Broadband Resolution 0 00001 g rms 0 000008 g rms 0 000001 g rms 0 0001 g rms Frequency Range 5 0 5 to 2000 Hz 0 5 to 2000 Hz 0 1 to 200 Hz 0 02 to 800 Hz Frequency Range 10 0 3 to 4000 Hz 0 1 to 2000 Hz 0 07 to 300 Hz 0 01 to 1200 Hz Resonant Frequency 10 kHz 10 kHz 700 Hz 3 5 kHz Temperature Range 65 to 250 F 54 to 121 C 50 to 180 F 45 to 82 C 0 to 150 F 18 to 65 C 65 to 200 F 54 to 93 C Sensing Element Ceramic Shear Ceramic Shear Ceramic Flexural Quartz Compression Electrical Connector 2 Pin MIL C 5015 2 Pin MIL C 5015 2 Pin MIL C 5015 10 32 Coaxial Jack Electrical Case Isolation Yes Yes Yes No Housing Material Stainless Steel Stainless Steel Stainless Steel Stainless Steel Sealing Hermetic Hermetic Hermetic Hermetic Weight 210 gm 210 gm 635 gm 885 gm Size 1 3 16 x 2 21 in1 3 16 in x 56 1 mm 1 3 16 x 2 21 in 1 3 16 in x 56 1 mm 2 25 x 2 8 in 57 2 x 71 1 mm 2 25 x 2 16 in 57 2 x 54 9 mm Mounting 1 4 28 Thread 1 4 28 Thread 1 4 28 Thread 10 32 Thread Supplied Accessories Mounting Stud Screw 081B20 M081B20 081B20 M081B20 081B20 M081B20 081B05 M081B05 Additional Accessories Magnetic Mounting Base 080A54 080A54 080A21 Triaxial Mounting Adaptor 080A57 080A57 080M189 080M16 Mating Cable Connector AP AP AP EB Recommended Cables 024 024 024 002 003 CE High Sensitivity ICP Accelerometers 2 T Mcatalog 2011 Seite 17 32 A4 F G500 21 04 11 09 06 Seite 26