U.S. Department of Defense MIL-STD-810C — MIL-STD-810C Environmental Test Methods Standard — PDF Manual Download (EN)

Downloaded from https://www.everyspec.com MIL-STD-8IOC TOLEl&ANCE L3M1TS SINS WAVE TRANSLATED E=3HN 0.15A / /-, / A o:& L’>-E: PEAXVALUS(A)g’s NOMINAL WSATION (D) nM FLIGHT VE1llCLP. GFJXCND P3SGifI VEHICLE GROUND PROCEDUSI TEST EQUIPKSW a EQUIPMSNT b EQOIPMENT c EQUIPKSNT d 1 a4sIc DESIm 15 30 ~1 11 11 111 O.ASH SAFETI 30 60 11 6 TV HIGH INTENSm 100 lDO 6 6 ~/ SHOCK PARAMETERS a AND c: RECOMMENDED FOR EQUIPMENT SHOCK MOUNTED OR WEIGHING 300 POUNDS OR MORE. ~/ EQUIPMENT MOUNTED ONLY IN TRUCKS AND SEMITRAILERSMAY USE A 20g PEAK VALUE. NOTE: THE OSCILLOGRAM SHALL INCLUDE A TiME ABOUT 3D LONG WITH A PULSE LOCATED APPROXIMATELY IN THE CENTER.

THE ACCELERATION AMPLITUDE OF THE IDEAL MLF SINE PULSE IS A AND IT5 DURATION IS D. THE MEA.5URED ACCELERATION PULSE SHALL BE CONTAINED BETWEEN THE BROKEN LINE BOUNDARIES AND THf MEASURED VELOCITY CHANGE (WHICH MAY BE OBTAINED BY INTEGRATIONOF THE ACCELERATION PULSE) SHALL BE WITHIN THE LIMITS Vi tO.1 Vi WHERE Vi IS THE VELOCITY-CHANGEAsSOCIATED WITH THE IDEAL PULSE WHICH EQUALS 2 AD/IT. THE INTEGRATIONTO DETERMINE VELOCITY CHANGE SHALL EXTEND FROM O.4D BEFORE THE PULSE TO O.lD AFTER THE PULSE. FIGURE 516.2-2. Half Sine Shock Pulse Configuration and its Tolerance Limits METHOD 516.2 516.2-10 .