Products

ess mini (2 gm), quartz shear icp® accel., 10 mv/g, 2 to 10k hz, 5-44 side conn., 5-40 mtg stud, to +325 f/+163 c

Accelerometer, ICP®

Model 320C15

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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 6 Wks. Lead Time for 6-10 is 7 Wks.

ESS mini (2 gm), quartz shear ICP® accel., 10 mV/g, 2 to 10k Hz, 5-44 side conn., 5-40 mtg stud, to +325 F/+163 C

Sensitivity: (±10%)10 mV/g (1.02 mV/(m/s²))
Measurement Range: ±500 g pk (±4900 m/s² pk)
Broadband Resolution: 0.005 g rms (0.05 m/s² rms)
Frequency Range: (±5%)1.0 to 10000 Hz
Sensing Element: Quartz
Weight: 0.07 oz (2.0 gm)

Specification Notes

[1] Zero-based, least-squares, straight line method.
[2] Typical.
[3] Transverse sensitivity is typically ≤ 3%.
[2] Typical.
[4] See PCB Declaration of Conformance PS023 for details.

	English:	SI:
Performance
Sensitivity (±10 %)	10 mV/g	1.02 mV/(m/s²)
Measurement Range	±500 g pk	±4900 m/s² pk
Frequency Range (±5 %)	1.0 to 10000 Hz	1.0 to 10000 Hz
Frequency Range (±10 %)	0.7 to 18000 Hz	0.7 to 18000 Hz
Frequency Range (±3 dB)	0.35 to 30000 Hz	0.35 to 30000 Hz
Resonant Frequency	≥60 kHz	≥60 kHz
Broadband Resolution (1)	0.005 g rms	0.05 m/s² rms	[2]
Non-Linearity	≤1 %	≤1 %	[1]
Transverse Sensitivity	≤5 %	≤5 %	[3]
Environmental
Overload Limit (Shock)	±10000 g pk	±98100 m/s² pk
Temperature Range (Operating)	-100 to +325 °F	-73 to +163 °C
Temperature Response	See Graph %/°F	See Graph %/°F	[2]
Base Strain Sensitivity	≤0.0005 g/µε	≤0.005 (m/s²)/µε	[2]
Electrical
Excitation Voltage	18 to 30 VDC	18 to 30 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
Discharge Time Constant	0.25 to 2.0 sec	0.25 to 2.0 sec
Settling Time (within 10% of bias)	<5 sec	<5 sec
Spectral Noise (1 Hz)	2800 µg/√Hz	27468 (µm/sec²)/√Hz	[2]
Spectral Noise (10 Hz)	700 µg/√Hz	6867 (µm/sec²)/√Hz	[2]
Spectral Noise (100 Hz)	180 µg/√Hz	1766 (µm/sec²)/√Hz	[2]
Spectral Noise (1 kHz)	64 µg/√Hz	628 (µm/sec²)/√Hz	[2]
Physical
Size - Height	0.43 in	10.9 mm
Size - Hex	5/16 in	5/16 in
Weight	0.07 oz	2.0 gm	[2]
Sensing Element	Quartz	Quartz
Sensing Geometry	Shear	Shear
Housing Material	Titanium	Titanium
Sealing	Welded Hermetic	Welded Hermetic
Electrical Connector	5-44 Coaxial	5-44 Coaxial
Electrical Connection Position	Side	Side
Mounting Thread	5-40 Male	5-40 Male
Mounting Torque	8 to 12 in-lb	90 to 135 N-cm

* All specifications are at room temperature unless otherwise specified.

Accessories


Supplied
080A109	Petro Wax, one square, 1" x 1" x 0.25"	1
080A15	Adhesive mtg base, 0.312" hex x 0.125" thk, 5-40 tapped hole, aluminum w/isolation hardcoat finish	1
ACS-1	Single axis amplitude response calibration from 10 Hz to upper 5% frequency, NIST traceable	1

Optional Versions

(A) Adhesive Mount

	English	SI
Mounting Thread	M3 x 0.50 Male

(J) Ground Isolated

	English	SI
Electrical Isolation	≥100000000 Ohm
Size - Height	0.38 in	9.7 mm
Frequency Range	0.35 to 25000 Hz
Resonant Frequency	50 kHz
Size - Hex	3/8 in
Frequency Range	1.0 to 8000 Hz
Frequency Range	0.7 to 12000 Hz
Weight	0.11 oz	3.1 gm