D-Q-BYS-BJGM25A01
BJGM25A01
High-precision, large-range inertial navigation-grade accelerometer
The BJGM25A01 is a high-performance, navigation-grade accelerometer designed for aerospace, industrial, and defense applications. It features outstanding long-term stability, low noise characteristics, and precise analog current outputs in a rugged, hermetically sealed stainless steel enclosure.
With advanced thermal compensation and integrated temperature sensor, this device ensures consistent performance across a wide temperature range, making it ideal for critical applications requiring high precision and reliability.
Key Features
- Navigation-grade performance (< 160 µg one-year bias composite repeatability)
- Wide dynamic range (up to ±60 g measurement range)
- Analog current output interface
- High bias and scale factor stability under temperature changes
- Internal temperature sensor for real-time thermal compensation
- Built-in dual self-test functionality
- Compact and rugged mechanical design
- Long-term operational consistency
Applications
Inertial Navigation Systems (INS)Inertial Measurement Units (IMU)Attitude and Heading Reference Systems (AHRS)Aircraft and aerospace motion sensingUnmanned aerial and ground platformsGround vehicle dynamics monitoringMarine platform stabilizationDownhole and drilling instrumentationRailway dynamics measurementRobotic system motion control
Specifications
Primary Performance Specifications
| Input Range | ±60g |
| Bias | <4mg |
| One-year Composite Repeatability | <160µg |
| Temperature Sensitivity | <30µg/°C |
| Scale Factor | 1.2 to 1.46mA/g |
| One-year Composite Repeatability | <310ppm |
| Temperature Sensitivity | <180ppm/°C |
| Axis Misalignment | <2000µrad |
| One-year Composite Repeatability | <100µrad |
| Vibration Rectification | <20 (50–500 Hz), <60 (500–2000 Hz)µg/g² |
| Intrinsic Noise | <7 (0–10 Hz), <70 (10–500 Hz), <1500 (500–10000 Hz)µg |
| Operating Temperature | -55 to +95°C |
| Shock | 250g |
| Vibration Peak Sine | 15g @ 20 to 2000 Hzg, Hz |
| Resolution / Threshold | <1µg |
| Bandwidth | >300Hz |
Electrical Interface
| Temperature Sensor | Yes |
| Voltage Self Test | Supported |
| Current Self Test | Supported |
| Power / Signal Ground | Available |
| Output Voltage (Negative) | -10 VDC |
| Output Voltage (Positive) | +10 VDC |
Mechanical and Electrical Parameters
| Input Voltage | ±13 to ±28VDC |
| Weight | 71 ±4g |
| Diameter below mounting surface | Ø 25.45 Maxmm |
| Height – bottom to mounting surface | 14.85 Maxmm |
| Case Material | 300 Series Stainless Steel– |
Package Information
Technical Drawings
