ISO-5347-18-1993.pdf
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1、INTERNATIONAL STANDARD ISO 5347-18 First edition 1993-12-15 Methods for the calibration of Vibration and shock pick-ups - Part 18: Testing of transient temperature sensitivity Methodes pour I Secondary Vibration calibration by comparison of Phase an- gles - Part 7 0: Primary calibration by high-impa
2、ct shocks - Part 11: Testing of transverse Vibration sensitivity - Part 12: Testing of transverse shock sensitivity - Part 13: Testing of base strain sensitivity - Part 14: esonance frequency testing of undamped accelerometers on a steel block - Part 75: Testing of acoustic sensitivity - Part 16: Te
3、sting of mounting torque sensitivity - Part 17: Testing of fixed temperature sensitivity - Fart 18: Testing of transient temperature sensitivity - Part 19: Testing of magnetic field sensitivity - Part 20: Primary Vibration calibration by the reciprocity method Ill Copyright International Organizatio
4、n for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/27/2007 21:10:39 MDTNo reproduction or networking permitted without license from IHS -,-,- INTERNATIONAL STANDARD ISO 5347-18:1993(E) Methods for the calibration of Vibratio
5、n and shock pick-ups - Part 18: Testing of transient temperature sensitivity 1 Scope ISO 5347 comprises a series of documents dealing with methods for the calibration of Vibration and shock pick-ups. This part of ISO 5347 lays down detailed specifi- cations for the instrumentation and procedure to b
6、e used for transient temperature sensitivity testing. lt applies to piezoelectric pick-ups, whereby pick-up output due to sudden temperature Change is meas- ured. 2 Apparatus 2.1 Equipment capable of maintaining room temperature at 23 “C f 3 “C. 2.2 Water or alcohol bath, kept at a temperature 20 “C
7、 f 1 “C lower than actual temperature of the pick-up and with a volume such that the temperature rise during immersion of pick-up and its mounting block is limited to 1 “C. 2.3 Aluminium block, with a mass ten times the mass of the pick-up. lt shall be possible to attach the pick-up to the block by
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- ISO 5347 18 1993
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