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.

Tel: +1 (301) 330-8811

Fax: +1 (301) 330-8873

info@wilcoxon.com

buy.wilcoxon.com

www.wilcoxon.com

SPECIFICATIONS

786T-D2

Class I Div 2 certified dual output sensor

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

Key features

• Accelerometer with internal

temperature sensor

• Certified for use in Class I Div 2

hazardous areas

• Manufactured in ISO 9001 facility

98983 Rev.B.1 12/18

MIL-C-5015

3 pin connector

Ø.86

2.25

.15

1/4-28 mounting stud

Connections

Function

Connector pin

accelerometer

power/signal

A

accelerometer and

temp sensor common

B

temp sensor signal

C

ground/case

shell

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 - 7,000 Hz

0.5 - 12,000 Hz

Resonance frequency

30 kHz

Transverse sensitivity, max

5% of axial

Temperature response:

–25°C

+120°C

–10%

+10%

Temperature sensor:

Output sensitivity

Measurement range

10 mV/°C

2° to 120°C

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, 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, 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

3 pin, MIL-C-5015 style

Mating connector

R6G

Recommended cabling

J9T3A

Certifications

Class I, Div 2 Groups A, B, C, D

Class I, Zone 2

AEx/Ex nA II T4

Tamb: -50°C to 120°C

II 3 G

Ex nA IIC T4 Gc

Must be installed per 13029. • Ambient temperature range depends on the type cable used during installation. • Cable with FEP

jacket, Ta=-50°C to +120°C. • Cable with Santoprene jacket, Ta=-45°C to +115°C.