3-SSDC1 | Edwards EST Single Signature Driver Controller Module for EST3 Systems

Edwards EST · PLCs & Industrial Controllers

Description  The Edwards™ 3-SSDC1 is a Single Signature Driver Controller module designed to interface between a fire alarm system’s main CPU and Signature Series devices. It supports one loop of Signature detectors and modules, providing reliable communication and intelligent control in life safety systems. Compact and rail-mounted, it ensures efficient integration with up to 125 detectors and 125 modules.     Technical Specifications  Condition New/Never Used Surplus Brand Edwards / EST Category Fire Safety Part Number 3-SSDC1 Subcategory Controller Module Type Single Signature Driver Controller System Compatibility EST3 Fire Alarm Control System Supported Devices Up to 125 detectors and 125 modules Circuit Capacity 1 Signature Data Circuit User Interface Support 1 module Processing On-board microprocessor Mounting Style Rail-mounted (LRM space, occupies 1 slot) Power Supply From control panel rail assembly Communication Format Digital peer-to-peer protocol Features Environmental compensation, nuisance alarm reduction Application Fire alarm detection and control Weight 0.66 lbs     Information About 3-SSDC1 The 3-SSDC1 is part of the Edwards EST3 fire alarm control system series, engineered to deliver distributed intelligence for advanced detection and system control. It occupies a single LRM rail space in the cabinet and connects directly to the control panel rail assembly for both power and communications. This controller supports one Signature loop, handling up to 250 total device addresses (125 detectors and 125 modules), along with one user interface module. Featuring a dedicated microprocessor, it processes and interprets device data independently, enhancing reliability and minimizing communication noise. Its intelligent design improves accuracy and response times, reducing nuisance alarms while maintaining system efficiency. Key Features: Intelligent Interface: Provides communication between system CPU and Signature devices. Microprocessor-Based Control: Independent data processing ensures high reliability. Single Loop Capacity: Supports one Signature Data circuit for up to 125 detectors and 125 modules. User Module Support: Accommodates one user interface module for system flexibility. Distributed Intelligence: Moves decision-making to devices, reducing panel load. Advanced Algorithms: Helps prevent false alarms with environmental compensation. Rail-Mounted Design: Installs easily in one LRM cabinet space. Removable Terminals: Field wiring connectors simplify installation and servicing. Noise Reduction: Digital communication minimizes interference and capacitance effects. System Compatibility: Designed for EST3 Series fire alarm control panels. The 3-SSDC1 delivers the accuracy, intelligence, and speed required for modern distributed fire alarm detection systems.

Brand: Edwards EST · Category: PLCs & Industrial Controllers

Key features

• Intelligent Interface: Provides communication between system CPU and Signature devices.
• Microprocessor-Based Control: Independent data processing ensures high reliability.
• Single Loop Capacity: Supports one Signature Data circuit for up to 125 detectors and 125 modules.
• User Module Support: Accommodates one user interface module for system flexibility.
• Distributed Intelligence: Moves decision-making to devices, reducing panel load.
• Advanced Algorithms: Helps prevent false alarms with environmental compensation.
• Rail-Mounted Design: Installs easily in one LRM cabinet space.
• Removable Terminals: Field wiring connectors simplify installation and servicing.
• Noise Reduction: Digital communication minimizes interference and capacitance effects.
• System Compatibility: Designed for EST3 Series fire alarm control panels.

Specifications

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