16g Acceleration Gyro IMU Low Offset IMU Sensor Product features- Three-axis digital gyroscope:
- ± 500º/s dynamic measuring range;
- Zero-bias stability: 3 °/H (GJB, 10s), 0.3 °/H (ALLAN);
- Triaxial digital accelerometer:
- ± 16 G dynamic measuring range;
- Zero-bias stability: 0.1mg (GJB, 10S), 0.02mg (ALLAN);
- High reliability: MTBF > 20000h;
- Guaranteed accuracy within the full temperature range (-40 ℃ ~ 80
℃): built-in high-performance temperature calibration and
compensation algorithm;
- Suitable for working under strong vibration conditions;
- Interface 1-way RS422
- Compatible with STIM300
Product indicatorsParameter | 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 |
Product overviewThe 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.
Electrical interfaceThe 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 |
|
Size |
