Model 625B61 Product Type: Accelerometer, Vibration Sensor Ring-style, industrial, ceramic shear ICP® accel, 100 mV/g, 0.2 to 10.5k Hz, side exit, 10-ft integral armor cable   View  photo .
PERFORMANCE ENGLISH SI Sensitivity  (± 5 %) 100 mV/g 10.2 mV/(m/s²) [2] Measurement Range ± 50 g ± 490 m/s² Frequency Range  (± 5 %) 30 to 390,000 cpm 0.5 to 6500 Hz [3] Frequency Range  (± 10 %) 22 to 450,000 cpm 0.37 to 7500 Hz Frequency Range  (± 3 dB) 12 to 630,000 cpm 0.2 to 10,500 Hz Resonant Frequency 1500 kcpm 25 kHz [1] Broadband Resolution  (1 to 10,000 Hz) 50 µg 491 µm/s² [1] Non-Linearity ± 1 % ± 1 % [4] Transverse Sensitivity ≤ 5 % ≤ 5 % ENVIRONMENTAL     Overload Limit  (Shock) 5000 g pk 49,050 m/s² pk Temperature Range -65 to +250 °F -54 to +121 °C Enclosure Rating IP68 IP68 ELECTRICAL     Settling Time  (within 1% of bias) ≤ 8.0 sec ≤ 8.0 sec Discharge Time Constant ≥ 1.0 sec ≥ 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 ohm <100 ohm Output Bias Voltage 8 to 12 VDC 8 to 12 VDC Spectral Noise  (10 Hz) 2.5 µg/√Hz 24.5 (µm/s²)/√Hz [1] Spectral Noise  (100 Hz) 0.8 µg/√Hz 7.8 (µm/s²)/√Hz [1] Spectral Noise  (1 kHz) 0.5 µg/√Hz 4.9 (µm/s²)/√Hz [1] Electrical Isolation  (Case) >108 ohm >108 ohm Electrical Protection RFI/ESD RFI/ESD PHYSICAL     Size (Diameter x Height) 1.38 in x 1.13 in 35.1 mm x 28.7 mm Weight  (without cable) 4.7 oz 133 gm Mounting Through Hole Through Hole Mounting Thread 1/4-28 Male 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 Integral Armored Cable Integral Armored Cable Electrical Connection Position Side Side Cable Length 10 ft 3.0 m Cable Type Polyurethane Polyurethane [6] SUPPLIED ACCESSORIES: Model 080B45 Thermal Boot (1) Model 081A73 Captive mounting bolt 1/4-28 x 1.34" (1) Model ICS-1 NIST-traceable single-axis amplitude response calibration from 600 cpm (10 Hz) to upper 5% frequency OPTIONAL VERSIONS LB - Low Bias Voltage Output Bias Voltage 6 to 8 VDC 6 to 8 VDC Excitation Voltage 12 to 28 VDC 12 to 28 VDC Measurement Range ± 35 g ± 343 m/s² M - Metric Mount Supplied Accessory : Model M081A73 Mounting Bolt M6 x 1.00 replaces Model 081A73 TO - Temperature Output Temperature Output Range +36 to +250 °F +2 to +121 °C Temperature Scale Factor 5.56 mV/°F + 32 +10 mV/°C Electrical Connections (Red) Acceleration Output Acceleration Output Electrical Connections (Black) Ground Ground Electrical Connections (White) Temperature Output Temperature Output Electrical Connections (Green) Ground Ground 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] Stainless steel armor jacket over twisted shielded pair. [7] See PCB Declaration of Conformance PS023 for details. [7]
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