766 WILCOXON | Alldatasheet
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Wilcoxon Sensing Technologies 8435 Progress Drive Frederick, MD 21701 USAAn Amphenol Company Note: Due to continuous process improvement, specifications are subject to change without notice. This document is cleared for public release. buy.wilcoxon.com www.wilcoxon.com Tel: +1 (301) 330-8811 Fax: +1 (301) 330-8873 info@wilcoxon.com SPECIFICATIONS 766 series Industrial accelerometers Notes: 1 The high end frequency response disregards minor localized aberrations. 2 A maximum current of 6 mA is recommended for operating temperatures in excess of 100°C. Accessories supplied: SF6 mounting stud; calibration data Key features
- Hazardous area certified versions available (models 766E, 766-33, 766-35)
- Manufactured in ISO 9001 facility Sensitivity, ± 5%, 25°C 100 mV/g Acceleration range 80 g peak Amplitude nonlinearity 1% Frequency response1: ± 5% ± 10% ± 3 dB 2.0 - 10,000 Hz 1.0 - 12,000 Hz 0.6 - 15,000 Hz Resonance frequency, mounted, nominal 33 kHz Transverse sensitivity, max 5% of axial Temperature response: –50°C +120°C –10% +8% Power requirement: Voltage source Current regulating diode2 18 - 30 VDC 2 - 10 mA Electrical noise, equiv. g, nominal: Broadband 2.5 Hz to 25 kHz Spectral 10 Hz 100 Hz 1,000 Hz 550 µg 10 µg/√Hz 5.0 µg/√Hz 5.0 µg/√Hz Output impedance, max 100 Ω Bias output voltage, nominal 12 VDC Grounding case isolated, internally shielded Temperature range –50° to +120°C Vibration limit 500 g peak Shock limit 5,000 g peak Electromagnetic sensitivity, equiv. g 10 µg/gauss Base strain sensitivity 0.0005 g/μstrain Sensing element design PZT, shear Weight 78 grams Case material 316L stainless steel Mounting 1/4-28 tapped hole Output connector 3 pin, MIL-C-26482 style Mating connector R4 Recommended cabling J9T2, two conductor shielded, Tefzel® jacket, 30 pF/ft Connections Function Connector pin case A common B power/signal C 98136 Rev.I.1 12/18 Model 766 3 pin co nnector 2.12" 0.10" Saf ety wir e hol e 1/4-28 mounting hol e 0.85" dia. 7/8" he x Cabl e 7/8" he x Rec ommended minimum bend radius 2" 1.70" Model 766S 3.70" Certifications Class I, II, III, T4 Div 1 Groups A, B, C, D, E, F, G Div 2 Groups A, B, C, D, F, G 766EAll 766 models Class I, Div 1 Groups A, B, C, D 766-33 766-35 II 1 G Ex ia IIC T4 Ga Tamb: -50°C to 120°C For group IIC applications the transducer must not be subjected to an acceleration greater than 4300g and must be mechanically protected so that it is not subjected to impacts greater than 4J energy. For group IIB and group IIA applications the transducer must not be subjected to acceleration greater than 7500g.