System Sensor M500FP Firephone Control Module

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System Sensor M500FP Firephone Control Module is intended for use in intelligent, two-wire systems, where the individual address of each module is selected using the built-in rotar y switches This module connects a remote firefighter telephone to a centralized telephone console. A ringing sound is provided at each off-hook handset until it is connected to the console. Wiring to individual telephone jacks and handsets is supervised, and status is reported to the panel as NORMAL, TROUBLE, or TELEPHONE. The M500FP has two pairs of output termination points available for fault-tolerant wiring and includes a panel-controlled LED indicator. Show more