Model 626B02 Product Type: Accelerometer View  drawing .

PERFORMANCE ENGLISH SI Sensitivity  (± 5 %) 500 mV/g 51 mV/(m/s²) [2] Measurement Range ± 10 g ± 98 m/s² Frequency Range  (± 5 %) 30 to 120000 cpm 0.5 to 2000 Hz [3] Frequency Range  (± 10 %) 22 to 240000 cpm 0.37 to 4000 Hz Frequency Range  (± 3 dB) 12 to 360000 cpm 0.2 to 6000 Hz Resonant Frequency 720 kcpm 12 kHz [1] Broadband Resolution  (1 to 10,000 Hz) 20 mg 196 mm/s² [1] Non-Linearity ± 1 % ± 1 % [4] Transverse Sensitivity £ 7 % £ 7 % ENVIRONMENTAL     Overload Limit  (Shock) 2500 g pk 24,525 m/s² pk Temperature Range -65 to +250 °F -54 to +121 °C Temperature Response See Graph See Graph Enclosure Rating IP68 IP68 ELECTRICAL     Settling Time  (within 1% of bias) £ 3.0 sec £ 3.0 sec Discharge Time Constant ³ 1.0 sec ³ 1.0 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 ohms <100 ohms Output Bias Voltage 8 to 12 VDC 8 to 12 VDC Spectral Noise  (10 Hz) 0.9 mg/ÖHz 8.8 (mm/s²)/ÖHz [1] Spectral Noise  (100 Hz) 0.7 mg/ÖHz 7.0 (mm/s²)/ÖHz [1] Spectral Noise  (1 kHz) 0.3 mg/ÖHz 3.1 (mm/s²)/ÖHz [1] Electrical Isolation  (Case) >108 ohms >108 ohms PHYSICAL     Size (Hex x Height) 1 3/16 in x 2 3/16 in 30.2 mm x 55.6 mm Weight 7.0 oz 199 gm Mounting Thread 1/4-28 UNF Not Applicable [5] Mounting Torque 2 to 5 ft-lb 2.7 to 6.8 N-m 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 Top Top SUPPLIED ACCESSORIES: Model 081A40 Mounting Stud (1) Model 085A31 Protective Thermal Jacket (1) Model ICS-1 NIST-traceable single-axis amplitude response calibration from 600 cpm (10 Hz) to upper 5% frequency (1) OPTIONAL VERSIONS M - Metric Mount Supplied Accessory : Model M081A58 Captive mounting bolt M6 x 0.75 thd 199mm long All specifications are at room temperature unless otherwise specified. NOTES: [1] Typical. [2] Conversion Factor 1g = 9.81 m/s². [3] The high frequency tolerance is accurate within ±10% of the specified frequency. [4] Zero-based, least-squares, straight line method. [5] 1/4-28 has no equivalent in S.I. units. [6] See PCB Declaration of Conformance PS023 for details. [6]

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