HOCHIKI FN-4127-NIC 11/12 The detector works by continually

The detector works by continually drawing air into sampling holes in a pipe network

— KI-ABST Audible (Sounder) Base for Fire Detectors

and status is reported to the panel as NORMAL

Model TRI-D is a dual-input module that is designed to supervise and monitor two (2) sets of dry contacts

HOCHIKI FN-4127-NIC 11/12 The detector works by continuallyThe FN 4127 NIC Network Interface Card allows for the expansion of up to 64 nodes (combination of FACPs or annuciators) on a single FireNET network wide system. Using the Loop Explorer configuration software up to 64 nodes can be programmed to respond to in a variety ways independently or system wide. The flexibility extends the comprehensive cause and effect programming capability to the entire network allowing actions to be started from any point.