| Display Type | 5-grayscale text screen with temperature-compensated contrast |
| Keyboard | 30-key membrane keypad with haptic feedback (3 million keystroke lifespan) |
| Status Indicators | 8 LED status lights |
| Standard Interface | RS232 / RS485 serial interface (X3-SER1) |
| Expansion Slot | 1 expansion slot supporting fieldbus (PROFIBUS DP, DeviceNet, etc.) |
| Installation | Panel-mounted, any orientation |
| Installation Depth | Approx. 40 mm (excluding connectors) |
| Operating Temperature | 5°C to 45°C |
| Maximum Altitude | ≤ 2000 m (EN 60034-1) |
| Front Panel | 4mm aluminum with chemical-resistant polyester coating |