VESDA
®
LaserSCANNER Product Manual
19
First alarm sector relays:
The first alarm sector relays are Factory set at Default to relays 8, 9, 10 and 11 (See “Relay
settings and conditions to change state for 7 and 12 relays head termination card” on page 17.
These relays are activated once the sector assigned to the relay has an event where the alert
alarm is first activated. Once the first alarm sector relay has been activated on one sector, the
first alarm sector relays for other sectors will not be activated unless the system is reset.