53 Series Accelerometer

The Model 53 accelerometer is a small, compact triaxial device designed for COTS commercial and military vehicle impact and road testing.

53 Series Accelerometer

Description: The Model 53 accelerometer is a small, compact triaxial device designed for COTS commercial and military vehicle impact and road testing. Its mechanical overload stops provide high shock protection in rugged applications. Featuring ranges from 50 g to 2000 g and frequency response to 5000 Hz, this sensor is easily mounted in hard to reach places on vehicles under test.

Features:
• Triaxial DC Accelerometer
• Low Cost, High Performance
• Low Profile, Adhesive Mounting
• ±50g to ±2000g Dynamic Range
• 2-10Vdc Excitation
• -20 to 85°C Operating Temperature
• ±50mV Zero Measurand Output
• Gas Damping
• Export Classification: EAR99

Parameters
DYNAMIC Notes
Range(g) ±50 ±200 ±500 ±2000
Sensitivity (mV/g) 2 0.9 0.4 0.15 Ratiometric to Exc Voltage
Frequency Response, Z Axis (Hz) 0-1000 0-2000 0-3000 0-4500 ±1dB
Frequency Response, X & Y Axis (Hz) 0-500 0-1000 0-1500 0-2500 ±1dB
Resonant Frequency (Hz) 4000 8000 15000 26000
Damping Ratio 0.5 0.5 0.3 0.05 Typical
Shock Limit (g) 5000 5000 5000 5000
Non-Linearity (% FSO) ±1 ±1 ±1 ±1 Of Reading
Transverse Sensitivity (%) <3 <3 <3 <3
ELECTRICAL
Zero Acceleration Output (mV) <±50
Excitation (Vdc) 2 to 10
Input Resistance (Ω) 2400-6000
Output Resistance (Ω) 2400-6000
Insulation Resistance (MΩ) >100 @100Vdc
Residual Noise (µV RMS) <10
Ground Isolation Isolated from Mounting Surface
ENIVIRONMENTAL
Thermal Zero Shift (%FSO/°C (%FSO/°F)) ±0.05 (±0.03) From 0 to 50°C
Thermal Sensitivity Shift (%/°C (%/°F)) -0.20 ±0.05 (-0.11 ±0.03) From 0 to 50°C
Operating Temperature (°C (°F)) -20 to 85 (-4 to 185)
Storage Temperature (°C (°F)) -40 to 90 (-40 to 194)
Humidity Epoxy Sealed, IP65
PHYSICAL
Case Material Anodized Aluminum
Cable, Model 53 #32 AWG Twisted Conductors, PFA Insulated
Cable, Model 53A #30 AWG Conductors PFA Insulated, Braided Shield, PU Jacket
Weight (grams) 3.5 Without cable
Mounting Adhesive

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