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Very High Frequency ICP® Accelerometer
Model 621B40
High freq. laboratory ceramic shear ICP® accel, 10 mV/g, 1.6 to 30k Hz, titanium case, top exit, 5-44 conn.
- Sensitivity: (±10%) 10 mV/g (1.02 mV/(m/s²))
- Frequency Range: (±10%) 204 to 1080000 cpm (3.4 to 18000 Hz)
- Frequency Range: (±3dB) 96 to 1800000 cpm (1.6 to 30000 Hz)
- Measurement Range: ±500 g (±4905 m/s²)
- Electrical Connector: 5-44 Coaxial Jack
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PERFORMANCE
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ENGLISH |
SI |
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Sensitivity (±10 %)
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10 mV/g
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Measurement Range
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±500 g
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Frequency Range (±10 %)
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204 to 1,080,000 cpm
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Frequency Range (±3 dB)
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96 to 1,800,000 cpm
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Resonant Frequency
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5,100 kcpm
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Broadband Resolution (1 to 10,000 Hz)
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1.2 mg rms
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Non-Linearity
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±1 %
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Transverse Sensitivity
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≤ 5 %
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ENVIRONMENTAL
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Overload Limit (Shock)
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10,000 g pk
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Temperature Range
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-65 to 250 °F
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Temperature Response
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See Graph
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ELECTRICAL
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Settling Time (within 1% of bias)
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≤ 3.0 sec
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Discharge Time Constant
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≥ 0.1 sec
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Excitation Voltage
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18 to 28 VDC
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Constant Current Excitation
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2 to 20 mA
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Output Impedance
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<100 Ohm
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Output Bias Voltage
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8 to 12 VDC
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Spectral Noise (10 Hz)
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100 µg/√Hz
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Spectral Noise (100 Hz)
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30 µg/√Hz
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Spectral Noise (1 kHz)
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10 µg/√Hz
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PHYSICAL
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Size - Hex
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3/8 in
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Size - Height
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0.66 in
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Weight
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0.10 oz
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Mounting Thread
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5-40 Male
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Mounting Torque
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18 to 20 in-lb
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Sensing Element
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Ceramic
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Sensing Geometry
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Shear
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Housing Material
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Titanium
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Sealing
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Welded Hermetic
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Electrical Connector
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5-44 Coaxial Jack
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Electrical Connection Position
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Top
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SUPPLIED ACCESSORIES:
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| Model ICS-1 NIST-traceable single-axis amplitude response calibration from 600 cpm (10 Hz) to upper 5% frequency |
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OPTIONAL VERSIONS |
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All specifications are at room temperature unless otherwise specified.
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| NOTES: |
| [1] |
Conversion Factor 1g = 9.81 m/s². |
| [2] |
Frequency response with adhesive base. |
| [3] |
Mounted resonance (nominal) without magnet. |
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The high frequency tolerance is accurate within ±10% of the specified frequency. |
| [5] |
Typical value. |
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Zero-based, least-squares, straight line method. |
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View Spec Sheet: 621B40_L.pdf
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Flat Surface Magnet
Model 080A157
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Very High Frequency ICP® Accelerometer Kit
Model 600A12
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