Accelerometer ICP® Model 393С12

Seismic, ceramic shear ICP® accel., 10 V/g, 0.15 to 1k Hz, 2-pin top conn. The high sensitivity and low noise allows for measurement of micro-vibration.

Sensitivity: (±10%) 10 V/g (1019.4 mV/(m/s²))
Measurement Range: ±0.5 g pk (±4.9 m/s² pk)
Broadband Resolution: 0.000008 g rms (0.00008 m/s² rms)
Frequency Range: (±5%) 0.15 to 1000 Hz
Sensing Element: Ceramic
Weight: 210 gm

	ENG	SI
Performance
Sensitivity (±10 %)	10000 mV/g	1019.4 mV/(m/s²)
Measurement Range	±0.5 g pk	±4.9 m/s² pk
Frequency Range (±5 %)	15 to 1000 Hz 15 to 1000 Hz
Frequency Range (±10 %)	10 to 2000 Hz 10 to 2000 Hz
Frequency Range (±3 dB)	5 to 4000 Hz 5 to 4000 Hz
Resonant Frequency	≥10000 Hz	≥10000 Hz
Broadband Resolution (1) [2]	0.000008 g rms	0.00008 m/s² rms
Non-Linearity [1]	≤1 %	≤1 %
Transverse Sensitivity	≤7 %	≤7 %
Environmental
Overload Limit (Shock)	±5000 g pk	±49050 m/s² pk
Temperature Range (Operating)	-50 to +180 °F	-45 to +82 °C
Temperature Response	See Graph %/°F	See Graph %/°F
Base Strain Sensitivity [2]	0.0005 g/µε	005 (m/s²)/µε
Electrical
Excitation Voltage	18 to 30 VDC	18 to 30 VDC
Constant Current Excitation	2 to 20 mA	2 to 20 mA
Output Impedance	≤1500 Ohm	≤1500 Ohm
Output Bias Voltage	8 to 12 VDC	8 to 12 VDC
Discharge Time Constant	≥3.5 sec	≥3.5 sec
Settling Time	<60 sec	<60 sec
Spectral Noise (1 Hz) [2]	1.3 µg/√Hz	12.7 (µm/sec²)/√Hz
Spectral Noise (10 Hz) [2]	0.32 µg/√Hz	3.1 (µm/sec²)/√Hz
Spectral Noise (100 Hz) [2]	0.13 µg/√Hz	1.3 (µm/sec²)/√Hz
Spectral Noise (1 kHz) [2]	1 µg/√Hz	1 (µm/sec²)/√Hz
Electrical Isolation (Case)	≥100000000 Ohm	≥100000000 Ohm
Physical
Sensing Element	Ceramic	Ceramic
Sensing Geometry	Shear	Shear
Housing Material	Stainless Steel	Stainless Steel
Sealing	Hermetic	Hermetic
Size - Hex	1 3/16 in	30.2 mm
Size - Height	2 3/16 in	55.6 mm
Weight [2]	7.4 oz	210.0 gm
Electrical Connector	2-Pin MIL-C-5015	2-Pin MIL-C-5015
Electrical Connection Position	Top	Top
Mounting	1/4-28 Female	1/4-28 Female
Mounting Torque	2 to 5 ft-lb	3 to 7 Nm

* All specifications are at room temperature unless otherwise specified.

Specification Notes

[1] Zero-based, least-squares, straight line method.

[2] Typical.

[3] See PCB Declaration of Conformance PS023 for details.

Accessories

Supplied
ACS-1	Single axis amplitude response calibration from 10 Hz to upper 5% frequency, NIST traceable	1
ACS-4	Single axis, low frequency phase and amplitude response cal from 0.5 to 10 Hz, (requires ACS-1 and minimum sensitivity of 20 mV/g)	1
081B20	Mounting stud, 1/4-28 to 1/4-28 x 0.365" long, BeCu w/shoulder	1
085A31	Protective insulated boot	1
M081B20	Metric mounting stud, 1/4-28 to M6 x 0.75, BeCu w/shoulder	1