The fire alarm control panel, GSA-2B is a two-zone conventional fire alarm and extinguishing control panel.
Two Initiating Device Circuits (IDC) monitor fire indication from various fire detectors and manual push-buttons. The IDC circuit is two-wire and is compatible with all Telefire's conventional push-buttons, detectors and / or detectors that were approved by Telefire as compatible with the GSA-2B.
All inputs and outputs (with the exception of Evacuate) are supervised and identify open-circuits, shorts, alarm, and normal operation. Status is indicated on the control panel.
The automatic extinguishing unit includes an adjustable extinguishing delay; extinguishing override switch that allows the cancellation of extinguishing activation, or preventing extinguishing activation during maintenance.