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

USA

An Amphenol Company

buy.wilcoxon.com

www.wilcoxon.com

Tel: +1 (301) 330-8811

Fax: +1 (301) 330-8873

info@wilcoxon.com

SPECIFICATIONS

HT786A

High temperature accelerometer

Accessories supplied: SF6 mounting stud (metric mounting available); calibration data (level 2)

Key features

• 150°C operation

• Built with extended range

components for long-lasting

operation

• 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:

±5%

±10%

±3 dB

3 - 5,000 Hz

1 - 9,000 Hz

0.5 - 14,000 Hz

Resonance frequency, nominal

30 kHz

Transverse sensitivity, max

5% of axial

Temperature response:

–25°C

+150°C

–10%

+15%

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

25°C

150°C

700 µg

1,100 µg

10 µg/√Hz

14 µg/√Hz

5 µg/√Hz

7 µg/√Hz

5 µg/√Hz

7 µg/√Hz

Output impedance, max

100 Ω

Bias output voltage:

+25°C

+150°C

13 VDC

12 VDC

Grounding

case isolated, internally shielded

Temperature range

–50° to +150°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

0.0002 g/μstrain

Sensing element design

PZT, shear

Weight

90 grams

Case material

316L stainless steel

Mounting

1/4-28 UNF tapped hole

Output connector

2 pin, MIL-C-5015 style

Connections

Function

Connector pin

power/signal

A

common

B

ground

shell

99196 Rev.B.1 09/18