2 loop Addressable Fire Alarm System

The GST 2 Loop Addressable Fire Alarm System stands out as a pinnacle of innovation and efficiency, offering comprehensive protection for various environments. The system, part of the GST200N Series, integrates advanced technology with user-friendly features, ensuring optimal performance and ease of use. This article delves into the key attributes, functionalities, and specifications of the GST 2 Loop Addressable Fire Alarm System, highlighting why it is a preferred choice for many fire safety professionals.

GST200N Series Overview

The GST200N Series comprises multiple models designed to meet diverse requirements. The series includes:

• GST200N-1: A 1-loop version.

• GST200N-2: A 2-loop version.

Several other language variant models.

The flexibility of the series is evident as the 1-loop model can be extended to a 2-loop system with the addition of a loop card (LC200). This scalability ensures that the system can grow with the needs of the installation site, offering future-proof solutions for expanding facilities.

Maximum Loop Capacity

The GST200N Series boasts impressive loop capacities:

• 1-loop model: Accommodates up to 235 intelligent devices.

• 2-loop model: Supports up to 477 intelligent devices.

This capability ensures that the system can handle a substantial number of devices, making it suitable for large and complex installations. Each loop's capacity to manage numerous intelligent devices enhances the system’s efficiency and responsiveness in detecting and addressing fire incidents.

Power Supply and Compliance

The GST 2 Loop Addressable Fire Alarm System features a wide range power supply, supporting input voltages of 100-240VAC at 50/60Hz, with an input current rating of 0.5A. The system operates at a nominal voltage of 24 VDC, ensuring consistent performance. Compliance with EN54 Part 2/4 standards underscores the system’s reliability and adherence to stringent safety regulations.

Key Features

1. Multiple Language Options

The GST200N Series offers multiple language options, catering to a global market and ensuring ease of use across different regions.

2. Logical Configurable Zones

The system supports up to 30 logical configurable zones, allowing for precise and organized monitoring of various areas within a building. This feature aids in swift identification and response to fire incidents in specific zones.

3. PAS and Acknowledge Function

The PAS (Pre-Alarm System) and acknowledge functions are crucial for timely intervention and management of potential fire situations, enhancing the overall safety of the premises.

4. Dirty Detector Reporting

This function ensures that maintenance teams are promptly alerted when detectors require cleaning, maintaining the system’s sensitivity and reliability.

5. Walk Test Function

The walk test function simplifies the testing of the fire alarm system, enabling maintenance personnel to test the system’s functionality without triggering a full alarm.

6. Graphical LCD Display

A graphical LCD display provides clear and intuitive information about the system’s status, facilitating easy monitoring and management.

7. Zone Indication and Manual Intervention Panel

This panel allows for manual intervention in specific zones, providing additional control in emergency situations.

Advanced Connectivity and Programmability

1. Networkable

The GST 2 Loop Addressable Fire Alarm System is networkable, allowing it to be integrated with other systems for enhanced coordination and management.

2. Programmable from PC

The system can be programmed from a PC, offering advanced user-friendly programming software that includes ‘Fuzzy Logic’. This feature ensures that the system can be tailored to specific needs and preferences, enhancing its adaptability.

3. Built-in RS485 Repeater Output

With a built-in RS485 repeater output supporting up to 10 repeaters, the system ensures robust communication across large installations.

4. Optional GMC Graphic Station and Panel Printer

The optional GMC graphic station and panel printer enhance the system’s functionality, providing detailed graphical representations and printouts of system status and events.

5. Protection of Re-programming

The optional protection of re-programming ensures that the system’s settings are secure, preventing unauthorized changes and enhancing overall security.

Outputs and Dimensions

The GST 2 Loop Addressable Fire Alarm System includes three outputs:

• Fire Alarm Output: 500mA / 24Vdc / NO-NC.

• F.P.E. Output: 500mA / 24Vdc / NO-NC.

• Output of the sounder circuit: 500mA, 24Vdc, NO-NC.

These outputs ensure that various alarms and notifications are promptly and effectively communicated during fire incidents.

The system’s dimensions are (HWD) 580 x 420 x 202 mm, making it a compact yet powerful solution suitable for a range of installations.

Approval and Compliance

The GST 2 Loop Addressable Fire Alarm System is approved by LPCB (Loss Prevention Certification Board), attesting to its quality and reliability. This certification reassures users of the system’s adherence to high safety and performance standards.