Industrial ICP® Accelerometer

Model 602M138

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Low profile, industrial, ceramic shear ICP® accel., 100 mV/g, 0.5 to 8000 Hz, side exit, 2-pin connector, single point ISO 17025 accredited calibration, for use with Echo® system

Sensitivity: (±10%)100 mV/g (10.2 mV/(m/s²))
Frequency Range: (±3dB)24 to 480000 cpm (0.4 to 8000 Hz)
Sensing Element: Ceramic
Measurement Range: ±80 g (±785 m/s²)
Weight: 2.61 oz (74.0 gm)

Specification Notes

[1] Conversion Factor 1g = 9.81 m/s².
[2] Zero-based, least-squares, straight line method.
[3] The high frequency tolerance is accurate within ±10% of the specified frequency.
[4] Typical.
[5] 1/4-28 has no equivalent in S.I. units.
[6] See PCB Declaration of Conformance PS023 for details.

	English:	SI:
Performance
Sensitivity (±10 %)	100 mV/g	10.2 mV/(m/s²)	[1]
Measurement Range	±80 g	±785 m/s²
Frequency Range (±3 dB)	24 to 480000 cpm	0.4 to 8000 Hz	[3]
Resonant Frequency	1500 kcpm	25 kHz	[4]
Broadband Resolution	550 µg	5395 µm/sec²	[4]
Non-Linearity	±1 %	±1 %	[2]
Transverse Sensitivity	≤7 %	≤7 %
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	[4]
Enclosure Rating	IP68	IP68
Electrical
Settling Time (within 1% of bias)	≤2.0 sec	≤2.0 sec
Discharge Time Constant	≥0.4 sec	≥0.4 sec
Excitation Voltage	24 to 28 VDC	24 to 28 VDC
Constant Current Excitation	2 to 20 mA	2 to 20 mA
Output Impedance	<150 Ohm	<150 Ohm
Output Bias Voltage	10 to 14 VDC	10 to 14 VDC
Spectral Noise (10 Hz)	10 µg/√Hz	98.1 (µm/sec²)/√Hz	[4]
Spectral Noise (100 Hz)	7 µg/√Hz	68.7 (µm/sec²)/√Hz	[4]
Spectral Noise (1 kHz)	7 µg/√Hz	68.7 (µm/sec²)/√Hz	[4]
Electrical Isolation (Case)	>100000000 Ohm	>100000000 Ohm
Physical
Size - Length	1.65 in	41.9 mm
Size - Width	0.74 in	18.8 mm
Size - Height	0.845 in	21.5 mm
Weight	2.61 oz	74.0 gm
Mounting Thread	1/4-28 Male	No Metric Equivalent	[5]
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	2-Pin MIL-C-5015	2-Pin MIL-C-5015
Electrical Connection Position	Side	Side