Model: 628F11

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General purpose, industrial, quartz shear ICP® accel., 100 mV/g, 0.3 to 12k Hz, top exit, 10-ft integral cable, frequency sweep ISO 17025 accredited calibration

  • Sensitivity: (±5%) 100 mV/g (10.2 mV/(m/s²))
  • Frequency Range: (±3dB) 20 to 720000 cpm (0.33 to 12000 Hz)
  • Sensing Element: Quartz
  • Measurement Range: ±50 g (±490 m/s²)
  • Weight: 3.3 oz (94 gm)

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Sensitivity (±5 %) 100 mV/g10.2 mV/(m/s²)[1] 
Measurement Range±50 g±490 m/s² 
Frequency Range (±5 %)60 to 240000 cpm1 to 4000 Hz[3] 
Frequency Range (±10 %)40 to 390000 cpm0.67 to 6500 Hz 
Frequency Range (±3 dB)20 to 720000 cpm0.33 to 12000 Hz 
Resonant Frequency1080 kcpm18 kHz[4] 
Broadband Resolution (1 to 10000 Hz)1000 µg9810 µm/sec2[4] 
Non-Linearity±1 %±1 %[2] 
Transverse Sensitivity≤5 %≤5 % 
Overload Limit (Shock)5000 g pk49050 m/s² pk 
Temperature Range-65 to +250 °F-54 to +121 °C 
Temperature ResponseSee Graph %/°FSee Graph %/°F[4] 
Enclosure RatingIP68IP68 
Settling Time (within 1% of bias)≤10 sec≤10 sec 
Discharge Time Constant≥0.5 sec≥0.5 sec 
Excitation Voltage18 to 28 VDC18 to 28 VDC 
Constant Current Excitation2 to 20 mA2 to 20 mA 
Output Impedance<100 Ohm<100 Ohm 
Output Bias Voltage8 to 12 VDC8 to 12 VDC 
Spectral Noise (10 Hz)50 µg/√Hz491 (µm/sec2)/√Hz[4] 
Spectral Noise (100 Hz)20 µg/√Hz196 (µm/sec2)/√Hz[4] 
Spectral Noise (1 kHz)6 µg/√Hz59 (µm/sec2)/√Hz[4] 
Electrical ProtectionRFI/ESDRFI/ESD 
Electrical Isolation (Case)>100000000 Ohm>100000000 Ohm 
Size - Hex7/8 in22 mm 
Size - Height4.3 in109 mm 
Weight (without cable)3.3 oz94 gm 
Mounting Thread1/4-28 FemaleNot Applicable[6] 
Mounting Torque2 to 5 ft-lb2.7 to 6.8 Nm 
Sensing ElementQuartzQuartz 
Sensing GeometryShearShear 
Housing MaterialStainless SteelStainless Steel 
SealingWelded HermeticWelded Hermetic 
Electrical ConnectorMolded Integral CableMolded Integral Cable 
Electrical Connection PositionTopTop 
Cable Length10 ft3.0 m 
Cable TypePolyurethanePolyurethane[5] 

All specifications are at room temperature unless otherwise specified.


Product 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] Twisted shielded pair.
[6] 1/4-28 has no equivalent in S.I. units.
[7] See PCB Declaration of Conformance PS023 or PS061 for details.
ICS-1NIST-traceable single-axis amplitude response calibration from 600 cpm (10 Hz) to upper 5% frequency(1)
081A40Mounting Stud(1)
Optional Versions:
(CS) Canadian Standards Association Approved Intrinsically Safe
    Hazardous Area ApprovalCl I, Div I, Groups A, B, C, D; Cl II, Div I, Groups E, F, G; Cl III, Div I
    Hazardous Area ApprovalEx ia IIC T4, AExia IIC, T4
    Hazardous Area ApprovalCl I, Div 2, Groups A, B, C, D; ExnL IIC T4, AExnA IIC T4
(EX) Hazardous Area Approval- contact factory for specific approvals
    Hazardous Area ApprovalEEx ia IIC T4, -54°C<=Ta<=121°C, II 1 G
(LB) Low Bias Voltage
    Output Bias Voltage6 to 8 VDC
    Excitation Voltage12 to 28 VDC
    Measurement Range±35 g±343 m/s²
(M) Metric Mount
    M081A61Mounting Stud(1)
Product Documents
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