Pressure Registration Apparatus "Neiva 10000" for Measuring Gunpowder Gas Pressure

Purpose of the measuring instrument The Neiva 10000 pressure recording equipment is designed together with piezoelectric pressure sensors to measure the pressure of powder gases during firing on the bottom and walls of the loading chamber, as well as on the walls of the gun barrel. Characteristics 1.Range of converted electric charges, pKl, not less from - 20000 to 0 2.Conversion coefficient, mV/pKl from 0,20 to 0,25 3.Upper boundary frequencies of switched passbands: at minus 3 dB level, kHz 5,0±0,6 at minus 3 dB level, kHz 50±5 at minus 6 dB level, kHz 150±15 4.Range of output electric charges of the calibrator module, pKl, not less from - 20000 to 0 5.Limits of permissible reduced error of electric charges measurement, % (standardised value 20000 pKl) ± 0,2 6.Number of registration channels, pcs. 4 7.Time of continuous work of the chronometer, hour, not less than 8 8.Power supply voltage from AC mains with frequency (50 ± 0.5) Hz, V from 198 to 242 9.Consumption m...