Main Features
The SI-4 Electronic Control Display is a compact and rugged device designed for marine environments. It features a 4.3-inch TFT screen with mineral glass, housed in a miniaturized tablet-like casing. The unit is waterproof (IP67) and vibration-proof, ensuring durability in harsh conditions. It offers high visibility in all lighting conditions with an 800 ccd/m2 brightness, which can be adjusted automatically or manually. The display supports multiple languages, including English, French, German, Italian, and Spanish, and operates on a 12 or 24 Volts D.C supply. It includes 10 LED telltale warning lights and allows for selectable EU (°C) or US (F°) units, as well as alphanumeric or dial display options. The device is equipped with weatherproof backlit mode buttons.

Specifications
The display provides easy-to-use menus that show critical information such as rated speed, temperatures, oil pressure, fuel level, fuel consumption, battery status, rudder angle, engine history, and more. Key specifications include:

• Rated engine speed: 0-4000 rpm
• Engine temperature: 40-120 °C (40°F-248°F)
• Fuel tank level: 0-4/4 (if fitted)
• Hourmeter: 0-999.9 h
• Voltmeter: 0-36 Volts
• Oil engine temperature: 50-150 °C (50°F-302°F) (if fitted)
• Turbo pressure: 0-2 bar (only on Common Rail Engines)
• Engine load: 0-100% (only on Common Rail Engines)
• Throttle: 0-100% (only on Common Rail Engines)
• Instant and average fuel consumption: 0-999.9 l/h (only on Common Rail Engines)
• Rudder angle: 45°-0-45° (if fitted)
• Trim: 45°-0-45° (if fitted)
• Fresh water tank level
• DTC codes

Alarms
The display includes alarms for battery charge, engine preheating, coolant engine temperature, oil pressure, transmission oil level (only on Stern Drive), fuel low in tank (optional), neutral (optional), engine check (only on Common Rail Engines), water in fuel (only on Common Rail Engines), and turbo pressure (only on Common Rail Engines).

Dimensions
The unit is designed to fit on an A4 Nanni standard panel with dimensions of 205 x 120 mm (8.07 x 4.72 in.). It includes a selectable alphanumeric or dial display, turbo pressure, and engine load display, and comes with an SI-4 assembly kit with an A4 panel.

Conclusion
The SI-4 Nanni interactive control display is a state-of-the-art solution for monitoring Nanni engines, suitable for vessels of all sizes. It provides comprehensive engine parameters at a glance, ensuring efficient and safe operation.