4807A Series Accelerometer

The Model 4807A is an ultra low noise DC response accelerometer offering micro-g resolution.

4807A Series Accelerometer

Description: The Model 4807A is an ultra low noise DC response accelerometer offering micro-g resolution. The accelerometer is sealed in a welded stainless steel package and offers an amplified signal conditioned output in ranges from ±2 to ±200g. The model 4807A incorporates a gas damped silicon MEMS sensing element that incorporates mechanical overload stops for shock protection to 5,000g and a wide bandwidth from DC to 1500Hz. Perfect for Test and Measurement applications.

Features:

  • Ultra Low Noise Accelerometer
  • Micro-g Resolution, 98dB Dynamic Range
  • Remote Auto-Zero Function
  • <2% Total Error Band
  • Full Power and Signal Conditioning
  • Hermetically Sealed, Welded Stainless
  • Detachable Cable
  • -54° to 121°C Operating Range
  • ±2g to ±200g Dynamic Range
Parameters
DYNAMIC Notes
Range (g) ±2 ±5 ±10 ±20 ±50 ±100 ±200
Sensitivity (mV/g) 1000 400 200 100 40 20 10 ±2%
Frequency Response (Hz) 0-200 0-300 0-350 0-600 0-800 0-1300 0-1500 ±5%
Natural Frequency (Hz) 700 800 1000 1500 4000 6000 8000
Non-Linearity (%FSO) ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0 ±1.0
Transverse Sensitivity (%) <3 <3 <3 <3 <3 <3 <3 <1 Typical
Damping Ratio 0.7 0.7 0.7 0.7 0.6 0.5 0.4
Shock Limit (g) 5000 5000 5000 5000 5000 5000 5000
Residual Noise (µV RMS) 25 20 23 31 26 32 32 Passband
Residual Noise (µg/√Hz RMS) 2 3 6 12 21 41 82 Spectral
ELECTRICAL
Zero Acceleration Output (mV) ±25 (±1.5 after auto-zero actuation) Differential
Excitation Voltage (Vdc) 8 to 18
Excitation Current (mA) 15
Bias Voltage (Vdc) 2.5
Full Scale Output Voltage (Vpk) ±2
Output Impedance (Ω) <100
Insulation Resistance (MΩ) >100 @50Vdc
Turn On Time (sec) <2
Ground Isolation Isolated from Mounting Surface
ENVIRONMENTAL
Thermal Zero Shift (%FSO/°C) ±0.010 Typical
Thermal Sensitivity Shift (%/°C) ±0.014 Typical
Operating Temperature (°C) -54 to 121
Compensated Temperature (°C) -40 to 121
Humidity Hermetically Sealed, IP67
PHYSICAL
Case Material Stainless Steel
Weight (grams) 20
Mounting 2x #4 or M3 Screws
Mounting Torque 6 lb-in (0.7 N-m)

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