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Model 799LF
Premium, Low Frequency, Filtered Industrial accelerometer
DYNAMIC
Sensitivity, ±5%, 25°C................................................................................ 500 mV/g
Acceleration Range..................................................................................... 10 g peak
Amplitude Nonlinearity................................................................................ 1%
Frequency Response:
-5%................................................................................................... 0.3 - 1,200 Hz
-10%................................................................................................. 0.2 - 1,600 Hz
-3 dB................................................................................................. 0.1 - 2,500 Hz
Resonance Frequency................................................................................ 18 kHz
Transverse Sensitivity, max........................................................................ 5% of axial
Temperature Response.............................................................................. -50°C -7%
+120°C +5%
ELECTRICAL
Power Requirement: voltage source................................................... 15 - 30 VDC
current regulating diode .................................... 2 - 10 mA
Electrical Noise, equiv. g:
Spectral 0.10 Hz................................... 15 u.g/VHz
1 Hz................................... 3 u.g/VHz
10 Hz................................... 1 u.g/VHz
100 Hz................................... 1 u.g/VHz
Output Impedance, max.............................................................................. 400 Q
Bias Output Voltage.................................................................................... 8.0 VDC
Grounding................................................................................................... case isolated, internally
shielded
ENVIRONMENTAL
Temperature Range.................................................................................... -50 to 120°C
Vibration Limit............................................................................................. 250 g peak
Shock Limit................................................................................................. 5,000 g peak
Electromagnetic Sensitivity, equiv. g.......................................................... 150 u.g/gauss
Sealing........................................................................................................ Hermetic
Base Strain Sensitivity................................................................................ 0.0005 g/u.strain
PHYSICAL
Sensing Element Design............................................................................. PZT ceramic / shear
Weight......................................................................................................... 205 grams
Case Material.............................................................................................. 316L stainless steel
Mounting..................................................................................................... 1/4-28 tapped hole
Output Connector manufacturer........................................................................................ 2 pin, MIL-C-5015 style
Mating Connector........................................................................................ r6 type
Recommended Cable................................................................................. J9T2A
FEATURES:
• High sensitivity
• Ultra low-noise electronics for clear signals at very low vibration levels
• Opimized for 15V supply
• Low pass filtered to eliminate high frequencies
• Hermetic sealing
• ESD protection
• Miswiring protection
• Reverse wiring protection
1.25"
2-pin connector
2.60"
1 1/8" hex "v 1/4-28
mounting hole
CONNECTOR PIN FUNCTION
SHELL ground
A power/ signal
B common
ACCESSORIES SUPPLIED: SF6 mounting stud (International customers specify mounting
requirements); Calibration data (level 3).
WILCOXON RESEARCH, INC. • 1-800-945-2696 • TEL 301-330-8811 • FAX 301-330-8873 • EMAIL sensors@wilcoxon.com • WEB www.wilcoxon.com
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