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The piezoelectric accelerometer sensor features an integrated IC circuit design with a measurement range of 10g, compatible with 18â30V power supplies, a typical voltage of 24V, a sensitivity of up to 500mV/g, and a frequency response range covering 0.2â8000Hz. The 3-axis accelerometer features a constant current excitation current range of 2â20 mA (typical value 4 mA) and is compatible with the SUCH dynamic signal analyzer, making it suitable for applications such as structural modal analysis and mechanical fault diagnosis.
IC accelerometers are widely used in dynamic testing applications such as vibration and impact testing. The signal output of the built-in IC sensor features a two-wire connection. The signal output line and the constant current source input line for powering the miniature IC amplifier share the same wire, while the other wire serves as the ground line. The conditioner provides a constant current of 4 mA and a 24 V DC excitation voltage to power the internal circuitry.
Note: IEPE piezoelectric accelerometer vibration sensors require a constant current excitation to operate.
IC piezoelectric accelerometers are widely used in fields such as vibration monitoring of industrial equipment, mechanical fault diagnosis, modal testing, and structural health monitoring.
These IC piezoelectric accelerometer sensors typically use a constant current power supply (e.g., 4 mA/24 V) and transmit both power and signals over a single coaxial cable. Users must use an IEPE-compatible signal conditioner or dynamic signal analyzer to ensure proper sensor operation and stable signal output. Using an incompatible power supply may cause signal distortion or measurement failure.
During installation, ensure good contact between the IC accelerometer sensor and the measured surface. Use recommended installation screws or insulated studs to prevent loosening or misalignment. The installation surface must be flat and clean; use coupling grease as needed to improve high-frequency response. Installation methods (screws, adhesive, magnetic) affect frequency response, so select the appropriate method based on testing requirements.