Svantek SV 977D - Page 323

323
SV 977D User Manual - Appendixes
C.6. SPECIFICATION OF SV 80 ACCELEROMETER
Performance
Number of axis ...................................................................................1
Sensitivity (± 5 %) ..............................................................................10 mV/(ms
-2
) ~ 100 mV/g
Measurement range ...........................................................................0.01 ms
-2
RMS ÷ 500 ms
-2
Peak
Frequency response (by design guideline, ± 3 dB) ............................0.5 Hz ÷ 14 000 Hz
Linearity ..............................................................................................± 1 %
Residual noise (1 Hz, 24°C) ...............................................................30 µg RMS
Residual noise (1 Hz to 25 kHz, 24°C) ..............................................300 µg RMS
Transverse response sensitivity (20 Hz, 50 m/s2) ..............................< 5 %
Resonant frequency ............................................................................25 kHz
Electrical
Electrical grounding ............................................................................Isolated from machine grounding
Isolation (Case to Shield) ....................................................................> 100 MΩ
Capacitance to ground (Nominal) ........................................................70 pF
Supply current ......................................................................................2 mA ÷ 10 mA
Supply voltage ....................................................................................22 V ÷ 28 V
Bias voltage ........................................................................................+12 VDC
Output impedance (Nominal) ..............................................................50 Ω
Charge / discharge time constant (start-up time)................................< 1 sec. typ.
Environmental
Maximum vibration (shock survival) ....................................................50 000 ms
-2
Peak
Thermal sensitivity coefficient .............................................................0.07 %/
o
C F.S.
Operating temperature range ..............................................................from -55 °C to +120 °C
Operating temperature range (recommended) ....................................from -10 °C to +50 °C
Humidity / Enclosure ............................................................................IP67, epoxy sealed
Physical
Connector............................................................................................TNC socket, top radially mounted
Material housing & connector..............................................................Stainless steel
Dimensions..........................................................................................drawing above
Mounting thread...................................................................................10-32 UNF 2B
Weight..................................................................................................40 grams
Accessories
Mounting stud 10-32 to M5 (included)
SA 27/10-32..........................................................................................Mounting magnet base (optional)
SC 27....................................................................................................Coil cable TNC plug – TNC plug,
2 meters (optional)