vip sensors california , usa ph (949) 429 3558 fx (949) 528 0126 info@vipsensors.com www.vipsensors.com vip sensors reserves the right to modify these specifications without notice. v01 quality innovations customer satisfaction model 1021 a piezoelectric accelerometer ? miniature design ? ideal for high g shock measurements ? frequency response to 12 khz ? thru-hole bolt or adhesive mounting ? 360 cable orientation ? replaceable cable description the vip sensors model 1021A is a miniature piezoelectric accelerometer designed for shock and vibration measurements on small structures and objects. its light weight minimizes or eliminates any mass loading effects on the object being tested. the accelerometer is a high-impedance, self-generating device that requires no external power source for operation. the model 1021A incorporates a thru-hole mounting design that allows for cable orientation in any direction. the unit is sealed against external contamination. signal ground is connected to the outer case of the unit. the accelerometer features a m3 connector that is used with low-noise coaxial cable for connecting to signal conditioning electronics. vip sensors signal conditioner models 5002 and 5005 are recommended for use with this high impedance accelerometer. typical temperature response -15 -10 -5 0 5 10 15 -50 50 150 250 350 temperature f (c) % deviation (-46) (10) (66) (121) (177) t y pical amplitude response -5.00 0.00 5.00 10.00 15.00 1 10 100 1000 10000 100000 frequency (hz) % deviation inch [mm]
vip sensors california , usa ph (949) 429 3558 fx (949) 528 0126 info@vipsensors.com www.vipsensors.com vip sensors reserves the right to modify these specifications without notice. v01 quality innovations customer satisfaction model 1021 a piezoelectric accelerometer units dynamic characteristics axial sensitivity pc/g 2 (1.7 minimum) transverse sensitivity % 5 frequency response see typical amplitude response resonance frequency hz 40,000 amplitude response [1] + 5 % hz 2 ? 10,000 + 1 db hz 1 ? 12,000 temperature response see typical temperature response amplitude linearity % < 1 electrical characteristics output polarity acceleration directed from the base into the transducer is defined as positive resistance g ? >1 capacitance pf 1,000 grounding signal ground connected to case environmental characteristics temperature range f ( c) -40 to +302 (-40 to +150) humidity epoxy sealed shock limit g pk 5,000 base strain equiv. g pk/ strain 0.005 magnetic field sensitivity equiv. g rms/gauss (/t) 5e-6 (0.5) thermal transient sensitivity equiv . g pk/f (/c) 0.05 (0.09) physical characteristics weight oz (grams) 0.05 (1.4) case material aluminum alloy mounting thru-hole screw, torque 2 n-m (18 lbf-in) piezoelectric material pzt-5 structure annular shear output connector m3 receptacle accessories included: optional: 9009l10 cable, low noise m3/10-32, 10ft (3.3 m) 9604 cable adapter 10-32/10-32 (extend cable length) mounting screw 9006l10 cable, low noise 10-32/10-32, 10 ft (3.3 m) calibration certificate notes 1. low end response of the transducer is a function of its electronics. specifications the following performance specifications conform to isa-rp-37.2 (1964) and are typical values, referenced at +75f (+24c) and 100 hz, unless otherwise noted. calibration data, traceable to na tional institute of standards and technology (nist), is suppli ed.
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