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SG-EX2-2
The two-axis MEMS gyro component is composed of MEMS gyro chip, temperature sensor, digital signal processing circuit, structure and necessary software which is used to measure the carrier’s two horizontal axial angular rates in real time.
The product adopts flexible connection technology, software built-in full temperature compensation, installation misalignment angle compensation, nonlinear compensation, zero compensation and other algorithms, to ensure the product maintain good performance in static, dynamic and harsh environment conditions , and through high-speed RS-422 serial port for the user output after error compensation stable and reliable angular rate measurement data.
Features:
● Low vibration rectification error
● Sensor full factor compensation
● Small size, light weight, easy to install
● High precision, low noise and good repeatability
● Low power consumption, low delay, impact resistance
Application area
● Seeker ● Stabilized platform
● Photoelectric pods ● High-speed railway
●Oil exploration
Specifications：
Parameters(typical values) | Units | Basic type | Type A （X,Z） | Type B （X,Z） | Type C （X,Z） |
Measuring range | °/s | ±400 | ±400 | ±400 | ±300 |
Bias position | °/h | 15 | 10 | 5 | 8 |
Bias instability(@Allan variance) | °/h | 0.3 | 0.1 | 0.05 | 0.2 |
Bias stability(10s smooth 1σ, room temperature) | °/h | 3 | 2 | 0.4 | 1 |
Bias repeatability | °/h | 3 | 1 | 0.3 | 0.5 |
Bias error within full temperature | °/h | 20 | 10 | 2 | 5 |
Random walk | °/ √h | 0.15 | 0.05 | 0.02 | 0.03 |
Bias acceleration sensitivity | °/h/g | 2 | 2 | 2 | 2 |
Resolution | °/h | 2 | 1 | 0.5 | 1 |
Output noise(half peak) | °/s | 0.4 | 0.25 | 0.15 | 0.2 |
Bandwidth | Hz | 250 | 250 | 150 | 400 |
Scale factor nonlinearity | ppm | 100 | 100 | 100 | 100 |
Scale factor repeatability | ppm | 100 | 100 | 100 | 100 |
Cross coupling | % | 0.1 | |||
Startup stability time | S | <1 | |||
Data update rate | Hz | 1000 | |||
Voltage | V | 5±0.25 | |||
Starting current | mA | 200 | |||
Steady state power consumption | W | ≤1 | |||
Ripple | mV | 100 | |||
Operating temperature | ℃ | -45~85 | |||
Storage temperature | ℃ | -55~105 | |||
Weight | g | ≤20 | |||
Size | mm | 22.4*22.4*14 | |||
Interface | —— | RS-422 | |||
The two-axis MEMS gyro component is composed of MEMS gyro chip, temperature sensor, digital signal processing circuit, structure and necessary software which is used to measure the carrier’s two horizontal axial angular rates in real time.
The product adopts flexible connection technology, software built-in full temperature compensation, installation misalignment angle compensation, nonlinear compensation, zero compensation and other algorithms, to ensure the product maintain good performance in static, dynamic and harsh environment conditions , and through high-speed RS-422 serial port for the user output after error compensation stable and reliable angular rate measurement data.
Features:
● Low vibration rectification error
● Sensor full factor compensation
● Small size, light weight, easy to install
● High precision, low noise and good repeatability
● Low power consumption, low delay, impact resistance
Application area
● Seeker ● Stabilized platform
● Photoelectric pods ● High-speed railway
●Oil exploration
Specifications：
Parameters(typical values) | Units | Basic type | Type A （X,Z） | Type B （X,Z） | Type C （X,Z） |
Measuring range | °/s | ±400 | ±400 | ±400 | ±300 |
Bias position | °/h | 15 | 10 | 5 | 8 |
Bias instability(@Allan variance) | °/h | 0.3 | 0.1 | 0.05 | 0.2 |
Bias stability(10s smooth 1σ, room temperature) | °/h | 3 | 2 | 0.4 | 1 |
Bias repeatability | °/h | 3 | 1 | 0.3 | 0.5 |
Bias error within full temperature | °/h | 20 | 10 | 2 | 5 |
Random walk | °/ √h | 0.15 | 0.05 | 0.02 | 0.03 |
Bias acceleration sensitivity | °/h/g | 2 | 2 | 2 | 2 |
Resolution | °/h | 2 | 1 | 0.5 | 1 |
Output noise(half peak) | °/s | 0.4 | 0.25 | 0.15 | 0.2 |
Bandwidth | Hz | 250 | 250 | 150 | 400 |
Scale factor nonlinearity | ppm | 100 | 100 | 100 | 100 |
Scale factor repeatability | ppm | 100 | 100 | 100 | 100 |
Cross coupling | % | 0.1 | |||
Startup stability time | S | <1 | |||
Data update rate | Hz | 1000 | |||
Voltage | V | 5±0.25 | |||
Starting current | mA | 200 | |||
Steady state power consumption | W | ≤1 | |||
Ripple | mV | 100 | |||
Operating temperature | ℃ | -45~85 | |||
Storage temperature | ℃ | -55~105 | |||
Weight | g | ≤20 | |||
Size | mm | 22.4*22.4*14 | |||
Interface | —— | RS-422 | |||
