731A WILCOXON | Alldatasheet
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Technical content
Note: Due to continuous process improvement, specifications are subject to change without notice. This document is cleared for public release. Wilcoxon Sensing Technologies 8435 Progress Drive Frederick, MD 21701 USAAn Amphenol Company buy.wilcoxon.com www.wilcoxon.com Tel: +1 (301) 330-8811 Fax: +1 (301) 330-8873 info@wilcoxon.com SPECIFICATIONS 731A Ultra quiet, ultra low-frequency accelerometer Note: Special handling required due to sensitivity; wooden protective case included. Accessories supplied: SF7 mounting stud; calibration data (level 3) Options: Power unit/amplifer model P31 Key features
- Ultra low-noise electronics for clear signals at sub-µg levels
- Ultra high sensitivity
- Manufactured in ISO 9001 facility Sensitivity, ± 10%, 25°C 10 V/g Acceleration range 0.5 g peak Amplitude nonlinearity 1% Frequency response: ± 10% ± 3 dB 0.10 - 300 Hz 0.05 - 450 Hz Resonance frequency 750 Hz Transverse sensitivity, max 1% of axial Temperature response: –10°C +65°C –12% +5% Power requirement: Voltage source Current regulating diode 18 - 30 VDC 2 - 10 mA Electrical noise, equiv. g: Broadband 2.5 Hz to 25 kHz Spectral 2 Hz 10 Hz 100 Hz 0.5 µg 0.03 µg/√Hz 0.01 µg/√Hz 0.004 µg/√Hz Output impedance, max 100 Ω Bias output voltage 9 VDC Grounding case isolated Temperature range –10° to +65°C Vibration limit 10 g peak Shock limit fragile Electromagnetic sensitivity at 60 Hz 20 µg/gauss Sealing hermetic Base strain sensitivity, max 0.0001 g/μstrain Sensing element design PZT ceramic / flexure Weight 760 grams Case material 316L stainless steel Mounting 3/8-16 tapped hole Output connector 2 pin, MIL-C-5015 style Mating connector R6 type Recommended cabling J9 / J9T2A Connections Function Connector pin power/signal A common B ground shell 98078 Rev.E.2 09/18