Master Alarm Circuits; Clean Contacts - Honeywell Gent Vigilon Installation Instructions Manual

Master alarm circuits

The two master alarm circuits accept the connection of conventional alarm sounders,
such as the conventional S-Cubed products.

Clean contacts

The control panel operates the clean contacts relay when a fi re event is received from
the system. The clean contacts can be used to switch plant equipment, such as lift
control system. The contacts should be powered from an independent power supply.
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22K Ohms - End-of-line resistor
fitted in the last alarm sounder
MA1+ MA1- MA2+ MA2-
MASTER ALARMS
MA1 - FS2 1A
Terminal card MA2 - FS1 1A
The clean contact relay is
normally de-energised
and operates with a fire
event without delay.
Terminal Card
PANEL
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Conventional
alarm sounders
P5
PANEL
Change over contacts
rated 1A @ 24Vdc, to
control external equipment
C
NC NO
P6
CLEAN
CONTACTS
Vigilon fire system
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