Three-Axis Digital Gyroscope 500deg/S Range 0.3deg/H Bias
|
Parameter |
Test conditions |
Design accuracy |
Unit |
|
|---|---|---|---|---|
| Gyro | Dynamic measuring range | - | ±500 | º/s |
| Bias stability | Allan variance (500 °/s range, normal temperature) | 0.3 | º/h | |
| 10 s average (-40 ℃ ~ + 80 ℃, constant temperature), | 3.0 | º/h | ||
| Bias | Zero-bias range | 0.1 | º/s | |
| Zero-bias variation over full temperature range | 0.01 | º/s | ||
| Start repeatability | 0.005 | º/s | ||
| Effect of linear acceleration on bias | 0.002 | º/s/g | ||
| Influence of vibration on Bias, change before and after vibration | 0.002 | º/s/g | ||
| Influence of vibration on Bias, change before and during vibration | 0.001 | º/s/g | ||
| Scale factor | Scale factor accuracy | 0.1 | % | |
| Scale factor nonlinearity | 0.01 | %FS | ||
| Angular random walk | - | 0.06 | °/√hr | |
| Bandwidth | - | 200 | Hz | |
| Accelerometer | Dynamic measuring range | - | 16 | g |
| Bias stability | Allan variance (16g range, normal temperature) | 0.02 | mg | |
| 10 s average (-40 ℃ ~ + 80 ℃, constant temperature) | 0.03 | mg | ||
| Bias | Zero-bias range | 1 | mg | |
| Zero-bias variation over full temperature range | 1 | mg | ||
| Start repeatability | 0.2 | mg | ||
| Scale factor | Scale factor accuracy | 0.3 | % | |
| Scale factor nonlinearity | 0.02 | %FS | ||
| Speed random walk | - | 0.08 | m/s/√hr | |
| Bandwidth | - | 200 | Hz | |
| Communication interface | 1-way SR422 | Baud rate | 460.8 | MHz |
| Sampling frequency | UART | 1000 | Hz | |
| Electrical characteristics | Voltage | - | 5 | V |
| Power consumption | - | 1.5 | W | |
| Ripple | P-P | 150 | mV | |
| Structural characteristics | Size | - | 38.6×44.6×21.5 | mm |
| Weight | - | 65±2 | g | |
| Use environment | Operating temperature | - | -40~80 | ℃ |
| Storage temperature | - | -45~85 | ℃ | |
| Vibration | - | 20~2000Hz,6.06g | ||
| Impact | - | 6000g,0.5ms | ||
| Reliability | MTBF | - | 20000 | h |
| Continuous working time | - | 120 | h | |
The IMU300C-A0-IMU is an inertial measurement unit (IMU) based on micromachining technology (MEMS), with built-in high-performance MEMS gyroscope and MEMS accelerometer, outputting 3 angular velocities and 3 accelerations.
IMU300C-A0-IMU features high reliability and strong environmental adaptability. By matching different software, the product can be widely used in tactical and industrial UAV, smart ammunition, seeker and other fields.
The electrical connector of IMU300C-A0-IMU product is J30J-15 TJL, and the specific contact definition and allocation are shown in the following table:
| Stitch number | Name | Type | Remark |
| 1 | TxD- | Output | RS422 |
| 2 | RxD- | Input | RS422 |
| 3 | TST_1 | Output | |
| 4 | TOV_1 | Output | |
| 5 | RST | Input | |
| 6 | GND | Input | |
| 7 | Spare | ||
| 8 | VCC_5V | Power source | +5v |
| 9 | TxD+ | Output | RS422 |
| 10 | RxD+ | Input | RS422 |
| 11 | ExtTrig | Input | Synchronous input 5V |
| 12 | GND | Input | |
| 13 | GND | Input | |
| 14 | Spare | ||
| 15 | GND | Power ground |
