AVAS System: Comprehensive Audible and Visual Alarm Management

The AVAS system is a powerful and flexible audible and visual alarm sequencer designed to manage key safety signals onboard vessels. Its main functions include:

• General alarm activation
• Control of the ship’s whistle and foghorn
• Signal management to and from the Public Address System

Equipped with a 7-inch color touchscreen, AVAS provides a clear, intuitive display of control functions, making it easy to operate. Designed to meet the highest standards, it is approved by Bureau Veritas for reliable management of ship alarms. Furthermore, the system can be expanded with additional functions, such as light column control (AVASXM), enhancing its versatility.
 

Display and Equipment Features

The AVAS system features a 7-inch color touchscreen (AVAS_HMI) that offers precise control. In larger wheelhouses, up to two supplementary screens can be added to improve visibility and accessibility. The modular design includes a processor module (AVAS_CPU) and the touchscreen interface, ensuring that the system is scalable and easy to maintain.
 

Key Functions and Inputs

AVAS performs several critical functions, including:

• General alarm signal control (7 short blasts, 1 long blast)
• Manual call activation
• Management of signals to and from the Public Address System
• Whistle sequencer with a customizable signal option

In addition, AVAS supports multiple input signals for comprehensive management, such as:

• Abandon ship signal
• General alarm
• Fire alarm
• Manual internal call
• Whistle control
• Public address system signals
• Two additional inputs for future expansion

Outputs and Integration

The AVAS system provides the following outputs to ensure full control and safety integration:

• Whistle control (24Vdc – 0.5 A)
• System fault indication
• Sound signal output
• Warning light output
• Public address system inhibition

By integrating advanced control, multiple inputs, and flexible expansion options, the AVAS system ensures a reliable, adaptable, and robust solution for managing critical onboard alarms and signals.

 

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