Model 641B60 Product Type: Accelerometer, Vibration Sensor, Vibration Transmitter Industrial vibration sensor, 4 to 20 mA output, 0 to 0.5 in/sec RMS, 10 to 1k Hz, top exit, 10-ft integral armor cable View Spec Sheet (PDF) View photo and drawing .
PERFORMANCE ENGLISH SI Measurement Range 0.0 to 0.5 in/sec rms 0.0 to 12.7 mm/s rms [1] Output 4-20 mA 4-20 mA Frequency Range(± 10 %) 600 to 60,000 cpm 10 to 1 kHz [2][3] Broadband Resolution 0.005 in/sec rms 0.13 mm/s pk [4] Non-Linearity ± 1 % ± 1 % ENVIRONMENTAL Temperature Range -40 to 185 °F -40 to 85 °C ELECTRICAL Excitation Voltage 12 to 30 VDC 12 to 30 VDC Settling Time(within 2% of value) <15 sec <15 sec Electrical Isolation(Case) >108 ohm >108 ohm PHYSICAL Size (Hex x Height) 1.0 in x 4.2 in 25.4 mm x 107 mm Weight(without cable) 4.7 oz 131 gm Mounting Thread 1/4-28 UNF Not Applicable Mounting Torque 3 to 5 ft-lb 4 to 7 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 Top Top Electrical Connections(Red) 4-20 mA Pos (+) 4-20 mA Pos (+) Electrical Connections(Blue) 4-20 mA Neg (-) 4-20 mA Neg (-) Cable Length 10 ft 3.0 m Cable Type Polyurethane Polyurethane [5] SUPPLIED ACCESSORIES: Model 081A40 Mounting Stud (1) Model ICS-4 NIST-traceable single-axis amplitude response calibration from 0 cpm (0 Hz) to upper 10% frequency for 4 - 20 mA output vibration sensor (1) OPTIONAL VERSIONS M- Metric Mount Supplied Accessory : Model M081A61 Mounting Stud 1/4-28 to M6 X 1 (1) replaces Model 081A40 RV- Buffered Analog Signal Output - 100 mV/g (±20%) Electrical Connector Integral Armored Cable Electrical Connections(Red) 4-20 mA Pos (+) Electrical Connections(Black) 4-20 mA Neg (-) Electrical Connections(White) Signal Output Pos Electrical Connections(Green) Signal Output Neg All specifications are at room temperature unless otherwise specified. NOTES: [1] Conversion Factor 1 in/sec = 0.0254 m/sec. [2] Current will fluctuate at frequencies below 5 Hz. [3] 1Hz = 60 cpm (cycles per minute). [4] Typical. [5] Stainless steel armor jacket over twisted shielded pair. [6] See PCB Declaration of Conformance PS039 for details. [6]
Download Drawing 27591-NR.pdf
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