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seismic, high sensitivity, ceramic flexural icp® accel., 10 v/g, 0.1 to 200 hz, 2-pin top conn.

Accelerometer, ICP®, Seismic

Model 393B31

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Seismic, high sensitivity, ceramic flexural ICP® accel., 10 V/g, 0.1 to 200 Hz, 2-pin top conn.

Sensitivity: (±5%)10.0 V/g (1.02 V/(m/s²))
Broadband Resolution: 0.000001 g rms (0.000009 m/s² rms)
Measurement Range: 0.5 g pk (4.9 m/s² pk)
Frequency Range: (±5%)0.1 to 200 Hz
Electrical Connector: 2-Pin MIL-C-5015
Weight: 22.4 oz (635 gm)

Specification Notes

[1] Zero-based, least-squares, straight line method.
[2] Typical.
[3] Measured at 10 Hz, 0.1 grms
[2] Typical.
[4] See PCB Declaration of Conformance PS023 for details.

	English:	SI:
Performance
Sensitivity (±5 %)	10.0 V/g	1.02 V/(m/s²)	[3]
Measurement Range	0.5 g pk	4.9 m/s² pk
Frequency Range (±5 %)	0.1 to 200 Hz	0.1 to 200 Hz
Frequency Range (±10 %)	0.07 to 300 Hz	0.07 to 300 Hz
Resonant Frequency	≥700 Hz	≥700 Hz
Broadband Resolution (1)	0.000001 g rms	0.000009 m/s² rms	[2]
Non-Linearity	≤1 %	≤1 %	[1]
Transverse Sensitivity	≤5 %	≤5 %
Environmental
Overload Limit (Shock)	±40 g pk	±392 m/s² pk
Temperature Range	-15 to +150 °F	-26 to +65 °C
Temperature Response	See Graph %/°F	See Graph %/°F
Base Strain Sensitivity	≤0.0005 g/µε	≤0.005 (m/s²)/µε	[2]
Electrical
Excitation Voltage	24 to 28 VDC	24 to 28 VDC
Constant Current Excitation	2 to 10 mA	2 to 10 mA
Output Impedance	≤500 Ohm	≤500 Ohm
Output Bias Voltage	8 to 14 VDC	8 to 14 VDC
Discharge Time Constant	≥5 sec	≥5 sec
Settling Time (within 10% of bias)	60 sec	60 sec
Spectral Noise (1 Hz)	0.06 µg/√Hz	0.6 (µm/sec²)/√Hz	[2]
Spectral Noise (10 Hz)	0.01 µg/√Hz	0.1 (µm/sec²)/√Hz	[2]
Spectral Noise (100 Hz)	0.004 µg/√Hz	0.04 (µm/sec²)/√Hz	[2]
Electrical Isolation (Case)	≥100000000 Ohm	≥100000000 Ohm
Physical
Sensing Element	Ceramic	Ceramic
Sensing Geometry	Flexural	Flexural
Housing Material	Stainless Steel	Stainless Steel
Sealing	Hermetic	Hermetic
Size - Diameter	2.25 in	57.2 mm
Size - Height	2.8 in	71.1 mm
Weight	22.4 oz	635 gm	[2]
Electrical Connector	2-Pin MIL-C-5015	2-Pin MIL-C-5015
Electrical Connection Position	Top	Top
Mounting Thread	1/4-28 Female	1/4-28 Female
Mounting Torque	2 to 5 ft-lb	2.7 to 6.8 Nm

* All specifications are at room temperature unless otherwise specified.

Accessories


Supplied
M081B20	Metric mounting stud, 1/4-28 to M6 x 0.75, BeCu w/shoulder	1
081B20	Mounting stud, 1/4-28 to 1/4-28 x 0.365" long, BeCu w/shoulder	1
ACS-11	Single axis long stroke shaker amplitude response cal from 0.5 Hz to upper 5% point (max 1000 Hz, min 50 mV/g)	1