Wi-Master
Self-Powered freight wagon monitoring
Features and usage
- For freight wagons
- Axle wagon identification
- Patented (EU-USA-CN) generator
- MEMS Low-Energy sensors
- Temperature, Brake pressure, accelerations and ultrasonic load detection
- Sealed IP68 standard
- Black-box function
- Simple installation
- BLE connection with other nodes
- Wheel condition monitoring
- Kinetic energy harvester
Technical Specification
| BLE | Bluetooth Low Energy system-on-chip Bluetooth v5.2 certified | High performance, ultra-low power Cortex-M0 32-bit based architecture core |
| Energy Harvester | Tunable Frequency | Maximum Power: 10mW @0.5g |
| Sensors | Accelerometers | ±200g Shock detection ±16g Travelling Acceleration |
| Temperature | Wide range application: -40°C to +125°C Accuracy: ±2°C (max.), 0°C to +70°C |
|
| Speed | Optocoupled odometer | |
| Internal Memory | SD-card | From 16 GB to 128 GB for long travel data storage |
| Auxiliar Battery | Rechargeable Li-Ion battery | Recharged by energy harvester |
| Microcontroller | Ultra-low-power 32-bit MCU ARM®-based Cortex®-M3 | 128KB Flash, 16KB SRAM, 4KB EEPROM, LCD, USB, ADC, DAC |
