4801A Series Accelerometer

The Model 4801A Series Accelerometer is a true hermetically sealed accelerometer in a rugged stainless steel package.

4801A Series Accelerometer

Description: The Model 4801A Series Accelerometer is a true hermetically sealed accelerometer in a rugged stainless steel package. The sensor offers an amplified signal conditioned output in ranges from ±2 to ±500g. The Model 4801A incorporates enhanced temperature compensation and a gas damped MEMS sensing element for optimum frequency response. Mechanical over-range stops offers shock protection up to 10,000g.

Features:
• Amplified, Signal Conditioned
• Hermetically Sealed
• Detachable Cable
• ±2g to ±500g Dynamic Range
• 10,000g Shock Protection
• 8 to 36Vdc Excitation Voltage
• Gas Damped MEMS Element
• DC to 2000Hz Response
• Stud Mounting

Parameters
DYNAMIC Notes
Range (g) ±2 ±5 ±10 ±20 ±50 ±100 ±200 ±500
Sensitivity (mV/g) 1000 400 200 100 40 20 10 4
Frequency Response (Hz) 0-100 0-200 0-300 0-400 0-800 0-1300 0-1500 0-1500 ±5%
Frequency Response (Hz) 0-200 0-300 0-400 0-500 0-1000 0-1500 0-1800 0-1800 ±1dB
Natural Frequency (Hz) 700 800 1000 1500 4000 6000 8000 10000
Non-Linearity (%FSO) ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0
Transverse Sensitivity (%) <3 <3 <3 <3 <3 <3 <3 <3 <1 Typical
Damping Ratio 0.7 0.7 0.7 0.7 0.7 0.7 0.6 0.5
Shock Limit (g) 5000 5000 5000 5000 5000 5000 5000 5000
Residual Noise (µV RMS) 500 300 300 350 400 400 400 400 Passband
Spectral Noise (µg/√Hz) 35 38 75 132 316 516 1033 2582 Passband
ELECTRICAL
Zero Acceleration Output (mV) ±50 Differential
Excitation Voltage (Vdc) 8 to 36
Excitation Current (mA) <5
Bias Voltage (Vdc) 2.5
Output Resistance (Ω) <100
Insulation Resistance (MΩ) >100 @100Vdc
Turn On Time (msec) <100
Ground Isolation Isolated from Mounting Surface
ENVIRONMENTAL
Thermal Zero Shift (%FSO/°C) ±0.008 Typical
Thermal Sensitivity Shift (%/°C) ±0.010 Typical
Operating Temperature (°C) -55 to 125
Compensated Temperature (°C) -55 to 125
Storage Temperature (°C) -55 to 125
Humidity Hermetically Sealed, IP67 1
PHYSICAL
Case Material Stainless Steel
Weight (grams) 22
Mounting #10-32 to #10-32 Mounting Stud (included)
Mounting Torque 18 lb-in (2.0 N-m)

 

1 Mating cable needs to also have minimum IP67 rating and be properly sealed to accel connector in accordance with IEC 60529

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