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  7. M200C-IMU Inertial Measurement Unit

M200C-IMU Inertial Measurement Unit

SKU: M200C-IMU

Product Overview

The M200C-IMU is a micromechanical technology (MEMS) based inertial measurement unit (IMU) with a built-in high performance MEMS gyro and MEMS accelerometer that outputs 3-Axis angular velocity and 3-Axis acceleration.

The M200C-IMU has high reliability and strong environmental adaptability.By matching different software, the products can be widely used in guided munitions, tactical and industrial UAVs, seeker, autonomous driving and other fields.

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    Product metrics

    Parameters Test conditions Minimum Typical value Maximum value Units
    Gyro Dynamic measuring range 450 °/s
    Zero bias stability 10s average (-40℃~+70℃, constant temperature) 20 °/h.
    Zero bias Range of zero bias + / – 0.2 °/s
    Zero deviation ① over the whole temperature range + / – 0.1 °/s
    Repeatability for successive starts, Z axis 30 °/h.
    Effect of linear acceleration on zero bias 10 °/h/g
    Vibration ② on zero bias effect, before and after vibration change2 10 °/h/g
    Vibration ② to zero bias effect, vibration after vibration change2 10 °/h/g
    Scale factor Scale factor is non-linear 500 ppm
    Scale factor accuracy 2000 ppm
    Noise density 0.003 ° / Hz/s)
    Resolution 3.052 x 107 °/s/LSB
    Accelerometer Dynamic measuring range 16 g
    Zero bias stability 10s average (-40℃~+70℃, constant temperature) 0.5 mg
    Zero bias Range of zero bias 5 mg
    Zero deviation over full temperature range 5 mg
    Successive start repeatability 0.5 mg
    Scale factor Scale factor is non-linear 500 ppm
    Scale factor accuracy 2000 ppm
    Noise density 0.05 Hz/mg)
    Resolution 1.221 x 108 g/LSB
    Other properties Boot time 2 s
    Bandwidth 200 Hz
    Delay 10 ms
    Communication interface 1 way UART Baud rate 460.8 Kbps
    Sampling frequency UART 500 Hz
    Electrical characteristics Voltage 4.8 5 5.2 V
    Power consumption 1.5 W
    Ripple P-P 100 mV
    Structural characteristics Size 58.7 x 42 x 8 mm
    Weight 35 g
    Environment of use Operating temperature – 40 70
    Storage temperature – 45 75
    Vibration 20 to 2000Hz, 6.06g
    Impact 500g
    Reliability MTBF 20000 h
    Continuous working hours 120 h
    1① : Calculate the zero deviation of the whole temperature variation process, temperature variation rate ≤1℃/min, temperature range -40℃~+70℃;

    2② : the vibration condition is 6.06g, 20Hz~2000Hz

    Product Features

    Three-axis digital gyroscope:

    1.±450º/s dynamic measuring range;

    2.Zero bias stability: 20°/h (GJB,10S);

    Three-axis digital accelerometer:

    1.±16g dynamic measuring range;

    2.Zero bias stability: 0.5mg (GJB,10S);

    High reliability: MTBF>20000h;
    Full temperature range (-40℃~70℃) to ensure accuracy: built-in high performance temperature calibration and compensation algorithm;
    Suitable for work under strong vibration conditions;
    Interface 1 way UART

    Application field

    • Guided munitions
    • Seeker
    • Tactical and industry drones
    • Autopilot

    Electrical interface

    Connector type: A1251WR-S-4P;

    The connector points are defined in the following table:

    Pins Definition Functions Remarks
    1 5V Dc power input
    2 GND to
    3 TX LV-TTL Serial port sending 3.3 V
    4 RX LV-TTL Serial port reception 3.3 V

    Software interface

    Baud rate: 460800bps;

    Send frequency: 500Hz;

    Data format: Data bit 8, stop bit 1, none parity bit;

    When data is transmitted, it is low and then high.

    The communication protocols are shown in the following table:

    byte Data Form Resolution Remarks
    1 0x5A Uint8
    2 0x5A Uint8
    3-6 Angular rate X float
    7-10 Angular rate Y float
    11-14 Angular Rate Z float
    15 to 18 Acceleration X float
    19-22 Acceleration Y float
    23-26 Acceleration Z float
    27 to 30 Reserved Uint8
    31 Temperature int8 1 ℃ Range: -128 to 127
    32 And check Uint8 1-31 bytes add up and take 8 bits lower

    Structural interface

    Schematic outline of structure

    Product Features

    Three-axis digital gyroscope:

    1.±450º/s dynamic measuring range;

    2.Zero bias stability: 20°/h (GJB,10S);

    Three-axis digital accelerometer:

    1.±16g dynamic measuring range;

    2.Zero bias stability: 0.5mg (GJB,10S);

    High reliability: MTBF>20000h;
    Full temperature range (-40℃~70℃) to ensure accuracy: built-in high performance temperature calibration and compensation algorithm;
    Suitable for work under strong vibration conditions;
    Interface 1 way UART

    Application field

    • Guided munitions
    • Seeker
    • Tactical and industry drones
    • Autopilot

    Electrical interface

    Connector type: A1251WR-S-4P;

    The connector points are defined in the following table:

    Pins Definition Functions Remarks
    1 5V Dc power input
    2 GND to
    3 TX LV-TTL Serial port sending 3.3 V
    4 RX LV-TTL Serial port reception 3.3 V

    Software interface

    Baud rate: 460800bps;

    Send frequency: 500Hz;

    Data format: Data bit 8, stop bit 1, none parity bit;

    When data is transmitted, it is low and then high.

    The communication protocols are shown in the following table:

    byte Data Form Resolution Remarks
    1 0x5A Uint8
    2 0x5A Uint8
    3-6 Angular rate X float
    7-10 Angular rate Y float
    11-14 Angular Rate Z float
    15 to 18 Acceleration X float
    19-22 Acceleration Y float
    23-26 Acceleration Z float
    27 to 30 Reserved Uint8
    31 Temperature int8 1 ℃ Range: -128 to 127
    32 And check Uint8 1-31 bytes add up and take 8 bits lower

    Structural interface

    Schematic outline of structure

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