System Options Menu
Page 88
Sounder and siren operation
The behaviour of internal sounders and external sirens is described in Table 11.
Table 11: Sounder and Siren Operation
Settings
Effect
Sounder On
Siren On
Unconfirm
Unconfirm Unconfirmed alarm: internal sounders and sirens start
immediately and run for the
Siren Time
(see page 77).
Confirmed alarm: the control unit restarts the sirens and
internal sounders, which run for the full
Siren Time
, even if
that had expired earlier.
Unconfirm
Confirm
Unconfirmed alarm: the internal sounders start immediately
and run for the
Siren Time
.
Confirmed alarm: the control unit waits for any
Siren Delay
(see page 77), and then starts both the internal sounders
and the external sirens. These both run for the Siren Time.
Confirm
Confirm
Unconfirmed alarm: No sounders or sirens.
Confirmed alarm: the control unit waits for any
Siren Delay
,
and then starts both internal sounders and external sirens.
These both run for the
Siren Time
.
Siren On
Unconfirm
The control unit operates the siren for all alarms (and overrides any
Siren Delay
).
Confirm
When the system is set, the control unit does not activate the siren(s) until a
confirmed alarm occurs.
The behaviour of internal sounders and external sirens is described in Table 11.
Unconfirmed Reset
This is available for only for UK control units and when
Confirmation Mode
is set to DD243
or BS8243. The setting for this option overrides
System Options - User Reset
– Zone
Alarms
(see page 85).
User
The user can reset after an unconfirmed alarm.
Installer
The user cannot reset after an unconfirmed alarm; the installer must do it.
Note:
If a user silences an alarm within the Abort Time (page 95), the alarm will not
require an installer reset.
These options apply to intruder alarms only and not to Hold-Up Alarms.