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triaxial, industrial, ceramic shear icp® accel., 100 mv/g, 0.8 to 8k hz, side exit, 4-pin conn., triaxial frequency sweep iso 17025 accredited calibration

TRIAXIAL ACCELEROMETER

Model 629A31

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(Pricing valid only in the U.S.)

Units in Stock	Lead Times
More on the way	Lead Time for 1-5 is 4 Wks. Lead Time for 6-10 is 5 Wks.

Triaxial, industrial, ceramic shear ICP® accel., 100 mV/g, 0.8 to 8k Hz, side exit, 4-pin conn., triaxial frequency sweep ISO 17025 accredited calibration

Sensitivity: (±5%)100 mV/g (10.2 mV/(m/s²))
Frequency Range: (±3dB)48 to 480000 cpm (0.8 to 8000 Hz)
Sensing Element: Ceramic
Measurement Range: ±50 g (±490 m/s²)
Weight: 4.9 oz (139 gm)

Specification Notes

[1] Zero-based, least-squares, straight line method.
[2] The high frequency tolerance is accurate within ±10% of the specified frequency.
[3] Typical.
[4] 1/4-28 has no equivalent in S.I. units.
[5] See PCB Declaration of Conformance PS023 for details.

	English:	SI:
Performance
Sensitivity (±5 %)	100 mV/g	10.2 mV/(m/s²)
Measurement Range	±50 g	±490 m/s²
Frequency Range (±5 %)	144 to 120000 cpm	2.4 to 2000 Hz	[2]
Frequency Range (±10 %)	102 to 300000 cpm	1.7 to 5000 Hz
Frequency Range (±3 dB)	48 to 480000 cpm	0.8 to 8000 Hz
Resonant Frequency	1200 kcpm	20 kHz	[3]
Broadband Resolution (1)	100 µg	981 µm/sec²	[3]
Non-Linearity	±1 %	±1 %	[1]
Transverse Sensitivity	≤5 %	≤5 %
Environmental
Overload Limit (Shock)	5000 g pk	49050 m/s² pk
Temperature Range	-65 to +250 °F	-54 to +121 °C
Temperature Response	See Graph %/°F	See Graph %/°F	[3]
Electrical
Settling Time (within 1% of bias)	≤3.0 sec	≤3.0 sec
Discharge Time Constant	≥0.2 sec	≥0.2 sec
Excitation Voltage	18 to 28 VDC	18 to 28 VDC
Constant Current Excitation	2 to 20 mA	2 to 20 mA
Output Impedance	<100 Ohm	<100 Ohm
Output Bias Voltage	8 to 12 VDC	8 to 12 VDC
Spectral Noise (10 Hz)	7.0 µg/√Hz	68.7 (µm/sec²)/√Hz	[3]
Spectral Noise (100 Hz)	2.8 µg/√Hz	27.5 (µm/sec²)/√Hz	[3]
Spectral Noise (1 kHz)	1.0 µg/√Hz	9.8 (µm/sec²)/√Hz	[3]
Electrical Protection	RFI/ESD	RFI/ESD
Electrical Isolation (Case)	>100000000 Ohm	>100000000 Ohm
Physical
Size - Length	1.5 in	38.1 mm
Size - Width	1.5 in	38.1 mm
Size - Height	0.82 in	20.8 mm
Weight	4.9 oz	139 gm
Mounting Thread	1/4-28 Male	1/4-28 Male	[4]
Mounting Torque	2 to 5 ft-lb	2.7 to 6.8 Nm
Sensing Element	Ceramic	Ceramic
Sensing Geometry	Shear	Shear
Housing Material	Stainless Steel	Stainless Steel
Sealing	Welded Hermetic	Welded Hermetic
Electrical Connector	4-Pin MIL-C-26482	4-Pin MIL-C-26482
Electrical Connection Position	Side	Side
Electrical Connections (Pin A)	X axis	X axis
Electrical Connections (Pin B)	Y axis	Y axis
Electrical Connections (Pin C)	Z axis	Z axis
Electrical Connections (Pin D)	Ground	Ground

* All specifications are at room temperature unless otherwise specified.

Accessories


Supplied
081A56	Captive mounting bolt, 1/4-28 x 0.75" long, socket head (for series 629A sensors)	1
ICS-1	Calibration of industrial accel. with full frequency response plot and NIST-traceable certificate	1