Wilcoxon Sensing Technologies

8435 Progress Drive

Frederick, MD 21701

USA

An 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

HT787A

High temperature accelerometer

Accessories supplied: 1/4-28 captive screw (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:

±10%

±3 dB

1.0 - 5,000 Hz

0.5 - 10,000 Hz

Resonance frequency, nominal

22 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

145 grams

Case material

316L stainless steel

Mounting

1/4-28 captive screw

Output connector

2 pin, MIL-5015 style

Recommended cabling

J9F / J9T2A

Connections

Function

Connector pin

power/signal

A

common

B

ground

shell

99197 Rev.B.3 01/20

1/4-28

MOUNTING

SCREW