Industrial Smart RTU for Grain Warehouse Monitoring
The Intelligent Temperature Acquisition & Control Master Unit is a professional smart RTU designed for modern grain storage temperature monitoring and warehouse environmental control. Developed by Langfang Zhaosui, this advanced master device integrates multi-point temperature acquisition, humidity sensor communication, and automatic control logic into one powerful platform, enabling precise, real-time supervision in large grain depots, flat warehouses, and steel silos.
Equipped with high-speed RS485 communication and Modbus-RTU protocol, the temperature collector continuously reads data from distributed temperature and humidity sensor cables and transmits it to software, cloud platforms, or automation systems. The device supports batch scanning, node addressing, and distributed networking, making it ideal for complex multi-zone grain storage structures.

Its industrial-grade interference protection, surge suppression, and wide-voltage power input ensure stable operation in rural and industrial environments. The dedicated data acquisition engine can retrieve hundreds of temperature points with excellent accuracy, offering long-term reliability for grain safety management.
In addition to temperature and humidity monitoring, the smart RTU features control output options that allow linkage with warehouse fans, cooling equipment, alarms, and environmental management devices. This automation capability supports intelligent ventilation, early-warning notifications, and real-time trend analysis, helping operators prevent spoilage, mold, and temperature rise inside grain piles.
✅ Key Features
- Multi-point temperature acquisition & humidity detection
- Industrial RS485 bus, Modbus-RTU compatibility
- Supports large-scale grain warehouse monitoring systems
- Cloud and PC platform connectivity
- Control outputs for fan and ventilation automation
- Surge protection & EMC shielding
- Wide power range, durable metal housing
🎯 Recommended Applications
- Grain warehouses & silo farms
- Feed production facilities
- Agricultural storage centers
- Environmental & industrial temperature control systems
By combining data collection, equipment automation, and cloud connectivity, the unit delivers a robust digital solution for grain safety, quality management, and warehouse intelligence.
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