Managing Alarms
Page 26
Hold Up
Loud warbling tone
from siren.
HUA zone or radio Hold Up Alarm
transmitter activated at any time.
Pressed on keypad.
The installer must enable this feature.
Tamper
Loud warbling tone
from siren.
Some part of the alarm system has
been opened (tampered with).
An alarm system cable has been cut
or shorted.
An incorrect user code has been
entered too many times.
Technical
Quiet beeping once
per second from
wired keypads.
Technical alarm zone activated at any
time.
(Audible only when system is unset.)
Fault
Quiet beeping once
per second from
wired keypads.
A system fault detected by the control
unit, such as a mains failure or
communications line fault. See page
29.
Other alarm actions
In addition to sounding internal sounders and external siren/strobe units,
the control unit may (depending on how the installer has configured the
system) carry out other actions, such as to:
Operate output devices, such as lights.
Save recorded camera images.
Send an alarm message to an Alarms Receiving Centre (ARC), who
may decide to call the police or other security service to investigate the
alarm.
Send an alarm report by email or SMS text message to specified
recipients.
Send a pre-recorded speech message to specified phone numbers, as
described next.
