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The Model 834 is a low cost, board mountable triaxial accelerometer designed for high amplitude embedded shock applications.
Description: The Model 834 is a low cost, board mountable triaxial accelerometer designed for high amplitude embedded shock applications. The accelerometer features a maximum current consumption of 4 micro-amps and incorporates full power and signal conditioning. The model 834 is available in ±2000g to ±6000g ranges and provides a flat frequency response up to 2kHz. The model 834M1 provides an extended frequency range to 6kHz.
Range (g): ±2000 ±6000
Sensitivity (mV/g): 0.62 0.20 ±30%
Frequency Response (Hz): 1 2-2000 2-2000 ±2dB
Natural Frequency (Hz): >30000 >30000
Non-Linearity (%FSO): ±2 ±2
Transverse Sensitivity (%): <8 <8
Shock Limit (g): 10000 10000
Bias Voltage (Vdc): Exc Voltage / 2 Exc Voltage / 2
Total Supply Current (µA): <4 <4
Excitation Voltage (Vdc): 3 3.0 to 5.5 3.0 to 5.5
Output Impedance (Ω): <100 <100
Insulation Resistance (MΩ): >100 >100 @100Vdc
Broadband Noise (µV): 110 52 2Hz-10kHz
Spectral Noise (mg/√Hz): 6.5 7.5 @ 10Hz
Spectral Noise (mg/√Hz): 1.3 2.5 @ 100Hz
Spectral Noise (mg/√Hz): 0.8 2.0 @ 1000Hz
Ground Isolation: Isolated from Mounting Surface
Temperature Response (%): -10/ 20 from -20°C to 80°C
Operating Temperature (°C): -20 to 80
Storage Temperature (°C): -20 to 80
Sensing Element: Ceramic (shear mode)
Case Material: Ceramic Base, Nickel Silver Cover
Weight (grams): 2.6
1A wider frequency response of 2-6000Hz is available on model 834M1
2The model 834 is not to be reflow soldered, manual soldering is recommended. See application note. 3
The model 834 can be operated with 2.8V excitation but the full-scale range will be limited.
Calibration supplied: CS-SENS-0100 NIST Traceable Amplitude Calibration at 100Hz
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