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Triaxial Quartz Accelerometer

Triaxial Quartz Accelerometer

ER-3QA-02E (3×10-5~1×10-4g) Features:
1. High performance 3-Axis;
2. Digital output;
3. Low power consumption.

Triaxial Quartz Accelerometer

Triaxial Quartz Accelerometer

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    Introduction

    ER-3QA-02E High Performance Triaxial Quartz Accelerometer

    Introduction
    ER-3QA-02E High Performance Triaxial Quartz Accelerometer with high performance,is composed of three A15 acceleration sensors, 24 bit high precision A/D converter, 16 bit ultra low power consumption single chip microcomputer and mechanical structure. ER-3QA-02E has the features of digital output, high precision installation error, temperature compensation and low power consumption.

    Specifications

    Parameters Unit ER-3QA-02E1 ER-3QA-02E2 ER-3QA-02E3 ER-3QA-02E4
    Range g ±2 ±4 ±8 ±16
    3H stability (0g) g 3×10-5 4×10-5 5×10-5 1×10-4
    Scale factor v/g 1±0.1 0.5±0.05 0.25±0.025 0.125±0.0125
    Power supply v ±15 ±15 ±15 ±15
    Output frequency Hz 200 200 200 200
    Electrical interface / Rs422 Rs422 Rs422 Rs422
    Working temperature -40~+60 -40~+60 -40~+60 -40~+60
    Storage temperature -45~+65 -45~+65 -45~+65 -45~+65
    Vibration / 8g   20~2000Hz 60min
    Shock / 120g, 4.5ms, 1/2sin 120g, 4.5ms, 1/2sin 120g, 4.5ms, 1/2sin 120g, 4.5ms, 1/2sin
    Size mm 60×60×39 60×60×39 60×60×39 60×60×39

    Install dimension

    quartz accelerometer

    Wiring definition

    No. 1: Power supply +15V
    No. 2: Ground wire
    No. 3: -15V power supply
    No. 4: T+
    No. 5: T -
    No. 6: Ground wire
    No. 7: X-axis output
    No. 8: Y-axis output
    No. 9: Z-axis output


    Application Techniques

    1.Methods to Maintain the Long-Term Performance of Quartz Flexure Accelerometers

    2.How to Improve the Impact Resistance of Quartz Accelerometer

    3.Study on the Stability of Quartz Accelerometer Head

    4.What is the Quartz Accelerometer Digital Closed Loop Servo Circuit?

    5.MEMS Accelerometer Packaging Technology

    6.Calibration Method of Accelerometer


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