A weather monitoring system requires real-time collection of various environmental parameters (e.g., temperature, humidity, wind speed, air pressure, rainfall) and efficient data processing and communication for remote monitoring and analysis. The ARMxy Embedded Remote Controller BL335ARMxy SBC realizes real-time data collection, remote monitoring and intelligent analysis of meteorological monitoring, and is widely used in automatic weather stations, agricultural monitoring, environmental monitoring, etc. with its industrial-grade design, rich interface configuration, and robust protocol support, serves as an ideal core device for building such systems.
Core Hardware Selection
Host Model: BL335B (supports 2 Y-series I/O boards for multi-sensor connectivity).
SOM Module: SOM335 (8GB eMMC + 1GB DDR3, ensuring large-capacity data buffering and processing).
Wireless Communication: Added 4G module (model BL335L) for reliable data transmission in remote areas.
Sensor and I/O Board Integration
Y-series I/O Boards:
Y31: 4-channel single-ended 0/4~20mA analog input for current-type temperature/humidity sensors.
Y33: 4-channel 0~10V analog input for voltage-type pressure sensors.
Y95: 4-channel PWM output + pulse counting for anemometer signal acquisition.
Y63: 4-channel RS485 for Modbus-compatible digital sensors (e.g., rain gauge).
Expandability: Use X-series I/O boards (e.g., X1) to expand RS485 interfaces for additional industrial protocol devices.
Environmental Adaptability
Mounting: DIN35 rail installation for outdoor cabinets or industrial control boxes.
Protection: IP30 dustproof design with custom waterproof housing for harsh weather.
Wide Temperature Range: Operates at -40°C to 85°C for stability in extreme environments.
OS and Development Tools
OS: Ubuntu 20.04, offering open-source toolchains and containerization support.
Development Frameworks:
Node-RED: Graphical programming for data flow logic (e.g., sensor data cleaning, threshold alerts).
Docker: Containerized deployment of MQTT/OPC UA data forwarding services for seamless cloud integration.
Protocol and Data Management
BLIoTLink Protocol Conversion:
Converts Modbus RTU (RS485 sensors) to MQTT for cloud platforms (e.g., Alibaba Cloud IoT).
Supports IEC104 protocol for integration with SCADA systems in meteorological stations.
Edge Computing and Storage:
SQLite for historical data storage; Python scripts for anomaly filtering.
Real-time edge calculations (e.g., average wind speed, temperature/humidity trends) to reduce cloud load.
Remote Maintenance and Monitoring
BLRAT Tool: Remote access for firmware updates or sensor configuration.
Watchdog: Auto-restart for failed services, ensuring 24/7 operation.
Solar Farm Weather Stations: Monitor irradiance and wind speed to optimize PV panel angles.
Agricultural Networks: Collect soil moisture/temperature for smart irrigation systems.
Transportation Alerts: Upload real-time road icing data for intelligent traffic management.
High Reliability: Passes GB/T EMC and IP30 tests for harsh industrial environments.
Flexible Expansion: 4000+ module combinations, compatible with diverse sensors and protocols.
Low-Cost Operation: BLRAT reduces on-site maintenance; edge computing minimizes bandwidth usage.
Sensor Calibration: Use Y-series AO outputs for periodic analog signal calibration.
Power Redundancy: 9-36V wide input voltage; deploy solar + lithium battery solutions.
Data Security: Enable Linux kernel encryption for secure data transmission.
The ARMxy BL335, with its high customization and industrial-grade performance, provides an end-to-end solution for weather monitoring systems—from data acquisition to cloud integration—empowering smart city and green energy initiatives.
