Bosch Plena Installation And User Instructions Manual page 109

Plena Voice Alarm System | Installation and User Instructions | IEC60849
IEC60849 - 4.3.2 Operational priorities
table 4: IEC60849 - 4.3.2 Operational priorities
Requirement
If the voice alarm system is capable of
operation in fully automatic mode, a facility
shall always be available to control:
a The type of pre-recorded message being
broadcast.
b The distribution of messages to different
zones.
c Real-time instructions or information to
occupants via the emergency microphone (if
any).
Means shall be provided for manual
intervention to override any automatically
programmed functions. This shall apply both to
the nature of the message being broadcast
and to the distribution paths of the message.
Thus, manual controls shall be provided at the
central control point (and also at specified
remote control points) to allow:
a Starting or stopping of pre-recorded alarm
messages.
b Selection of appropriate pre-recorded alarm
messages.
c Switching on or off, of selected loudspeaker
zones.
d Broadcasting of live messages via the
emergency microphone (if any).
NOTE:
The above controls may form part of an
emergency detection control panel.
The emergency control microphone shall have
the highest level of priority for access to the
voice alarm system, with provision to allow it to
override all other broadcasts.
Bosch Security Systems | 2006-06 | 9922 141 10377 en
Compliance
Compliant, if properly installed:
• Input contact configured to start a call with a
pre- recorded message.
• Running message can be overridden by higher
priority automatic started messages.
• Running message can be overridden by higher
priority manually started messages.
• Running messages can always be overridden
by the emergency microphone
Compliant.
Compliant, if properly installed. Manual selection of
loudspeaker zones is supported.
Compliant, if properly installed. Running message
can be overridden by higher priority manually
started messages. Alarm and Alert messages can
be stopped and started from the controller front
panel.
Compliant, if properly installed. Manual selection of
pre- recorded alarm messages is supported.
Compliant, if properly installed. Manual selection of
loudspeaker zones is supported. Adding or
removing zones from a running call is supported.
Compliant, if properly installed. Live calls from an
emergency call station are supported.
Compliant.
en | 109
Signature