Data Sheet.pdf

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
USA
An Amphenol Company
Tel: +1 (301) 330-8811
Fax: +1 (301) 330-8873
[email protected]
buy.wilcoxon.com
www.wilcoxon.com
SPECIFICATIONS
787A
General purpose accelerometer
Accessories supplied: 1/4-28 captive hex head screw; calibration data (level 2)
Key features
• Certified versions available for
use in hazardous areas
• Low profile
• API 670 compliant
• Manufactured in ISO 9001 facility
Sensitivity, ± 5%, 25°C
100 mV/g
Acceleration range, VDC > 25 V
80 g peak
Amplitude nonlinearity
1%
Frequency response: ± 10%
 ± 3 dB
1 - 5,000 Hz
0.5 - 10,000 Hz
Resonance frequency
22 kHz
Transverse sensitivity, max
5% of axial
Temperature response: –55°C
  +120°C
–20%
+10%
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 10 Hz
  100 Hz
  1,000 Hz
700 µg
10 µg/√Hz
5 µg/√Hz
5 µg/√Hz
Output impedance, max
100 Ω
Bias output voltage
12 VDC
Grounding
case isolated, internally shielded
Temperature range
–55° to +120°C
Vibration limit
500 g peak
Shock limit
5,000 g peak
Electromagnetic sensitivity, equiv. g, max
70 µg/gauss
Sealing
hermetic
Base strain sensitivity, max
0.002 g/μstrain
Sensing element design
PZT, shear
Weight
145 grams
Case material
316L stainless steel
Mounting
1/4-28 captive hex head screw,
0.046” diameter safety wire hole
Output connector
2 pin, MIL-C-5015 style
Recommended cabling
J9T2A / J9F
Connections
Function
Connector pin
power/signal
A
common
B
ground
shell
98493 Rev.H.2 09/18
MIL-C-5015
2 PIN
CONNECTOR
1/4-28 MOUNTING
SCREW