The T-Connect-Pro redefines industrial IoT connectivity with its ESP32-S3 core and unified industrial protocol support. This rugged gateway integrates LoRa long-range wireless, dual RS232/RS485 serial ports, CAN bus, and Ethernet in a single compact unit (M3 mounting compatible), engineered for harsh-environment deployments from factory floors to smart grid substations.
Features
📡 Multi-Radio Connectivity
• LoRa SX1262 Module with dedicated antenna port
• Control pins: , , , ,
• 10/100M Ethernet PHY with standard RJ45 interface
🏭 Industrial Wired Interfaces
• RS232 Serial: , (Isolated)
• RS485 Serial: , , with fail-safe termination
• CAN Bus: , compliant with ISO 11898
🖥️ Human-Machine Interface
• ST7796 LCD (240x320) with touch control:
• , , , , ,
• Capacitive touch: , , ,
⚡ Robust Power Design
• 12-24V DC Input (Industrial power range)
• TI DC-DC Converters with overvoltage protection
🔌 Expansion Capabilities
• QWIIC I2C Port for sensor daisy-chaining
• Relay Output for equipment control
Technical Specifications
| Parameter | Details |
|---|---|
| MCU | ESP32-S3 (16MB Flash + 8MB PSRAM) |
| Wireless | LoRa (SX1262) + WiFi/BLE |
| Wired Protocols | RS232/RS485/CAN/Ethernet |
| Display | ST7796 LCD (240×320) with capacitive touch |
| Input Voltage | 12-24V DC (Industrial Standard) |
| Mounting | M3 screw holes (4x) |
| Development | Arduino, ESP-IDF, VS Code |
Technical Advantages in Harsh Environments
| Challenge | T-Connect-Pro Solution |
|---|---|
| Power Instability | 12–24V DC input with TI overvoltage protection (sustains voltage spikes up to 36V) |
| Protocol Fragmentation | Native support for RS232/RS485/CAN/Ethernet + LoRa; eliminates protocol converters
|
| Data Latency | Edge analytics on ESP32-S3 reduces cloud dependency; critical alerts processed in <100ms
|
| Space Constraints | Compact form factor (M3 mounting) fits control cabinets with ≤5cm clearance |
What's Included
• T-Connect-Pro Main Unit ×1
• (Optional) LoRa antenna (typically bundled)