Fire-Lite MDF-300 Dual Monitor Module

The Fire-Lite MDF-300 is an intelligent addressable dual monitor module that provides two independent Style B initiating device circuits in one standard-size module for Fire-Lite addressable systems. It is powered directly by the SLC loop, uses two consecutive addresses automatically, and is designed to monitor normally open dry-contact fire alarm and supervisory devices. Key Specifications: Type: Intelligent addressable dual monitor module Core Function(s): Monitors and supervises two independent two-wire Style B dry-contact initiating device circuits Loop/Protocol: Fire-Lite SLC; intelligent two-wire system Power: 15 to 32 VDC operating range; 6.4 mA maximum current draw with LED on; 750 uA average operating current with LED flashing Indicators/UI: Single panel-controlled LED Circuit Configuration: Two Style B (Class B) IDC circuits only Addressing: Automatically uses two consecutive module addresses; if set to 26, it uses 26 and 27; valid ones addresses are 0, 2, 4, 6, or 8 only IDC Ratings: 1,500 Ohms maximum wiring resistance; 11 V maximum IDC voltage; 240 uA maximum IDC current; 47K Ohm EOL resistance Mounting: Mounts to a standard 4 inch square electrical box at least 2.125 inches deep Environmental: 32 F to 120 F; 10% to 93% non-condensing Dimensions: 4.5 inches H x 4 inches W x 1.25 inches D Compatible Accessories: SMB500 - Optional surface-mount backbox System Compatibility: Compatible with Fire-Lite intelligent control panels that support SLC monitor modules