Notifier AM2020 User Manual page 266

Security Supervisory Circuits - Circuit connecting various security devices to the security area monitor or
security access monitor.
Security Supervisory Protected Area - An area in a building monitored by security access monitor and report-
ing to the central station or PPU as a Security Alert trouble report.
Signal Silence - A function which causes participating fire alarm activated notification appliances or other
outputs to deactivate without otherwise affecting the state of the system.
Signal Silence Inhibit - A feature of the system which blocks the signal silence function for a programmed time
period immediately after a fire alarm.
SLC Loop - Signaling Line Circuit. The physical connection along which addressable devices and equipment may
communicate.
Software Zone - A label internal to the system which may be assigned to addressable devices to form a group.
Tracking - Attribute of an input device which prevents the latching of active (i.e. alarm, supervisory) states.
Upload - To make a copy of the AM2020/AFP1010 system configuration program data and store it in a file on an
IBM compatible PC (personal computer).
Zone Boundary - The highest forward activated software zone in the system. This represents the division
between forward and reverse activated zones/devices.
G-8 Programming Sheets & Glossary 15088:J 10/22/99
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