556-880 | Simplex 2001 Replacement Alarm & Trouble Control Module

Simplex · Fire & Life Safety

Description  The Simplex 556-880 Control Module is a replacement alarm and trouble control module designed for use in Simplex 2001 fire alarm systems. It manages alarm initiation, supervisory monitoring, and fault signaling within legacy fire control panels.     Technical Specifications  Condition New/Never Used Surplus Brand Simplex Category PLCs/Machine Control Part Number 556-880 Subcategory PLC Module/Rack Type Replacement Control Module Compatible System Simplex 2001 Fire Alarm Control Panel Function Alarm and trouble control logic Circuit Type Solid-state, supervised input/output Mounting Plug-in module for 2001 panel rack Construction Multi-layer printed circuit board Voltage Range 24 VDC nominal (from system bus) Indicators LED alarm/trouble status (if equipped) Operating Temperature 32°F to 120°F (0°C to 49°C) Application Fire alarm control and supervision Regulatory Compliance UL Recognized legacy component Dimensions Approx. 8" H × 6" W × 1.5" D Status Discontinued by manufacturer Weight 1.60 lbs (approx.)     Information About 556-880 The 556-880 module is part of the original Simplex 2001 fire alarm system platform, a legacy line widely used in industrial and institutional facilities. It provides essential alarm and trouble control logic, handling communication between detection circuits and panel indicators. This module supervises input and output channels, processes alarm conditions, and initiates local and remote signaling functions. Built on a robust printed circuit board assembly, the 556-880 ensures reliable operation and serves as a direct replacement component for maintaining or repairing existing Simplex 2001 installations. Key Features: Direct Replacement Module: Designed for Simplex 2001 series fire alarm control panels. Alarm and Trouble Control: Processes alarm, supervisory, and fault conditions within the system. Legacy System Compatibility: Ensures continued operation of 2001-series installations without full panel replacement. Industrial-Grade PCB: Durable circuit board designed for continuous use in commercial fire protection environments. Signal Interface: Provides logic communication between detection zones and output circuits. Plug-In Design: Mounts directly into the 2001 panel rack assembly for easy service and replacement. UL Recognized Design: Meets applicable fire system reliability standards. Service Replacement Part: Ideal for system maintenance and restoration of discontinued panels. Temperature and Humidity Resistant: Engineered for stable operation in controlled environments. Discontinued Model: Available as surplus for maintaining legacy Simplex systems still in operation. The 556-880 delivers the reliable control performance required to maintain legacy Simplex 2001 systems in working condition.

Brand: Simplex · Category: Fire & Life Safety

Key features

• Direct Replacement Module: Designed for Simplex 2001 series fire alarm control panels.
• Alarm and Trouble Control: Processes alarm, supervisory, and fault conditions within the system.
• Legacy System Compatibility: Ensures continued operation of 2001-series installations without full panel replacement.
• Industrial-Grade PCB: Durable circuit board designed for continuous use in commercial fire protection environments.
• Signal Interface: Provides logic communication between detection zones and output circuits.
• Plug-In Design: Mounts directly into the 2001 panel rack assembly for easy service and replacement.
• UL Recognized Design: Meets applicable fire system reliability standards.
• Service Replacement Part: Ideal for system maintenance and restoration of discontinued panels.
• Temperature and Humidity Resistant: Engineered for stable operation in controlled environments.
• Discontinued Model: Available as surplus for maintaining legacy Simplex systems still in operation.

Specifications

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