SPD-121-H3x 12.1" CAN Bus HMI for Construction Agricultural Machinery

The SPD-121-H3x delivers advanced display performance and rugged reliability for intelligent control systems in construction machinery, agricultural equipment, and sanitation vehicles.
Its full-screen design provides an edge-to-edge visual area, enhancing operator interaction and improving overall system integration.

✅ Display and Visibility

• 12.1-inch TFT-LCD full-screen display with 1280×800 resolution

• 600 cd/m² brightness ensures excellent outdoor readability

• Fast boot for instant response when machinery starts

✅ Communication and Integration

• 5 × isolated CAN channels for reliable data communication

• Compatible with CANopen, SAE J1939, and user-defined CAN protocols

• Ideal for integration with controllers, I/O modules, and PLC-based systems

✅ Programming Environment

• Supports CoDeSys 3.5 for flexible logic development and HMI customization

• Enables the creation of interactive dashboards, control logic, and data monitoring functions

✅ I/O Resources

• Total I/O: 20 (20 Inputs / Outputs)
   • 8 × DI (H/L)
   • 12 × DI (H)
   • 14 × AI (U 0–10 V)
   • 2 × AI (U 0.4–32 V)
   • 8 × AI (R 4–20 mA)
   • 4 × PI (≤30 kHz)
   • 1 × PI (AB)
   • 8 × DO (H)
   • 8 × PWM (H)

✅ Processing and Memory

• DDR4 8 Gbit memory

• Flash 64 Gbit storage

• FRAM 256 Kbit for non-volatile data retention

✅ Interfaces

• 1 × USB

• 1 × RS232

• 1 × Ethernet

• 4 × AHD video inputs (720P / 1080P)

✅ Summary of Key Features

• 12.1-inch full-screen TFT-LCD (1280×800)

• 600 cd/m² brightness for outdoor visibility

• 5 × isolated CAN channels (CANopen, SAE J1939)

• CoDeSys 3.5 programmable environment

• 20 I/O channels for flexible signal control

• Interfaces: USB, RS232, Ethernet, 4 × AHD video inputs