Jewell Instruments LSB Quick Start Guide

The Jewell LSB Series Accelerometer is a general-purpose ±0.5G to ±20G device designed for

LSBLSB SeriesSeries

AccelerometerAccelerometer

industrial, commercial and aerospace sensing requirements.

LSB Series Accelerometer Specifications

Performance

Input Range, g: ±0.5 ±1.0 ±2.0 ±5.0 ±10.0 ±20.0
Full Range Output (FRO), volts ±1%: ±5.0 ±5.0 ±5.0 ±5.0 ±5.0 ±5.0
Nonlinearity, % FRO, maximum: 0.05 0.05 0.05 0.10 0.10 0.25
Scale Factor, volts/g, nominal: 10.0 5.0 2.5 1.0 0.5 0.25
Scale Factor Temp Sensitivity, PPM/°C, maximum: 200 200 200 200 200 200
Bias, g, maximum: 0.050 0.010 0.010 0.010 0.020 0.050
Bias Temperature Sensitivity, µg/°C: 50 50 50 100 100 200
Natural Frequency, Hz, nominal: 70 100 140 100 140 160
Bandwidth (-3dB), Hz, nominal: 70 100 140 100 140 160
Input-Axis Misalignment, ° maximum: ±1 ±1 ±1 ±1 ±1 ±1
Resolution and Threshold, µg: 10 10 10 10 20 50

Applications

Ø Radar Leveling
Ø Fire Control
Ø Attitude Heading &

Electrical

Input Voltage, VDC, nominal ±12 to ±18 volts DC
Input Current, mA, nominal 10.0

Output Impedance, ohms, nominal 10.0k 5.0k 2.5k 5.0k 2.5k 2.5k
Noise, mV rms, maximum 5.0

Reference Systems

Ø Missile Orientation
Ø Autopilot
Ø Performance Testing

Environmental

Temp Range, Operating -55°C to +95ºC
Temp Range, Survival -65°C to +105ºC
Shock 100G, 0.011 second, ½ sine
Seal MIL-STD-202, Method 112

[e-mail] www.jewellinstruments.com 800 227-5955

Outline Dimensions and Block Diagram

(A) +12 to +18 VDC

(B) Power/Signal Common
(C) –12 to –18 VDC
(D) Eo (volts/g)

(E) Current Output

(F) Self Test

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