Silent Knight SK-RELAY Relay Module

The Silent Knight SK-RELAY is an addressable relay module for Silent Knight fire alarm control panels that lets the FACP switch discrete contacts by code command. It provides two isolated Form C contact sets that operate as a DPDT switch, with flexible relay programming that can be mapped to zone conditions. Key Specifications: Type: Addressable relay module Core Function(s): Provides two isolated Form C relay contact sets for panel-controlled switching Loop/Protocol: Silent Knight SLC Power: 15 to 32 VDC operating voltage; 230 uA average direct poll current; 255 uA average group poll current; 6.5 mA maximum alarm current with LED on Indicators/UI: Panel-controlled status LED flashes green in normal condition and lights solid red in alarm; polling LED visible through the cover plate Circuit Configuration: Two isolated Form C contact sets operating as a DPDT switch Addressing: Rotary address switches Relay Ratings: 3.0 A at 30 VDC resistive, non-coded; 2.0 A at 30 VDC resistive, coded; 2.0 A at 25 VAC non-coded; additional ratings apply for specific AC and DC loads Mounting: Mounts to a standard 4 inch square electrical box with a minimum depth of 2-1/8 inches Physical: 4.275 inches W x 4.675 inches H x 1.4 inches D Environmental: 32 F to 120 F; 10% to 93% non-condensing Compatible Accessories: SMB500 - 4 inch square surface-mount electrical box System Compatibility: Compatible Silent Knight fire alarm control panels that support SK addressable modules