Kidde GSA-MRM1

The Kidde GSA-MRM1 is an intelligent analog addressable riser monitor module for fire alarm systems. It monitors telephone risers with 70V, 25V, or 12/24VDC signals, providing automated alerts when the monitored riser signal is lost. The module reports its status to the fire alarm control panel via a dedicated address on the signaling line circuit, enabling central monitoring of critical building riser infrastructure.

Key Features

• Intelligent analog addressable riser monitoring device
• Plug-in module design for modular system flexibility
• Supports multiple riser types: 70V audio, 25V audio, 12/24VDC power
• One module address per device on the signaling line circuit
• Part of Kidde's UIO (Unified Input/Output) Signature Series family
• Simple installation with standard fire alarm system wiring

Technical Specifications

• Device Type: Riser Monitor Module, intelligent analog addressable
• Monitored Riser Types: 70V audio, 25V audio, 12VDC to 24VDC power risers
• Module Addressing: One address per GSA-MRM1 on SLC
• Alert Condition: Loss of monitored riser signal reported to control panel
• Series Family: Kidde UIO Signature Series plug-in modules
• System Compatibility: Kidde addressable fire alarm control panels

Certifications

• UL Listed addressable riser monitor module
• NFPA 72 compliant