Notifier FZM-1 Two-Wire Smoke Detector Monitor Module

The Notifier FZM-1 is an intelligent addressable interface module that lets compatible Notifier panels monitor a full zone of conventional two-wire 24 V smoke detectors. It supports Style B (Class B) or Style D (Class A) wiring, reports normal, open, and alarm status back to the panel, and can replace MMX-2 modules in existing systems. Key Specifications: Type: Intelligent addressable monitor module for two-wire smoke detectors Core Function(s): Monitors and supervises one zone of compatible conventional two-wire 24 V smoke detectors and reports status to the panel Loop/Protocol: Notifier SLC; FlashScan 01-159 and CLIP 01-99 addressing via rotary switches Power: 15 to 32 VDC from SLC; 5.1 mA max (LED on); 270 uA average operating current; external supply 24 V power-limited, 90 mA max per module Indicators/UI: Panel-controlled LED flashes during normal operation as a programmable option and latches steady on alarm Circuit Style: Style B (Class B) or Style D (Class A) EOL: 3.9K ohm end-of-line resistor Wiring Limits: Maximum IDC loop resistance 25 ohms Mounting: Mounts to a 4-inch square, 2.125-inch deep electrical box Compatible Accessories: SMB500 - Optional surface-mount backbox System Compatibility: Works with Notifier intelligent fire alarm control panels that support FlashScan or CLIP protocol operation on the SLC loop.