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Bosch Security Systems | 2011-02
Praesideo 3.5 | Installation and User Instructions | EN60849: 1998 en | 16
EN60849 - 4.2 Responsible person
EN60849 - 4.3 Priorities
EN60849 - 4.3.1 Classification of priorities
i All messages shall be clear, short, unambiguous
and as far as practicable, pre-planned.
Responsibility of the installer.
Where pre-recorded messages are used they shall
be held in a non-volatile form, preferably in a solid-
state store, and be continuously monitored for
availability.
First 128 MB of compact flash card is continuously
monitored, which is equivalent to the first 25 minutes of
audio.
The system design shall make it inherently
impossible for an external source to corrupt or
derange the store or its contents.
Compliant.
NOTE - On grounds of reliability, it is preferable not
to use storage media depending on mechanical
devices.
Storage medium is a compact flash card. Proper
installation of the compact flash card is the
responsibility of the installer.
j The language(s) used shall be specified by the
purchaser.
Responsibility of the installer.
k The system shall be capable of being divided into
emergency loudspeaker zones if required by the
evacuation procedure. Such zones need not be the
same as other zones, for example emergency
detection zones or non-emergency loudspeaker
zones.
Compliant, if properly installed. Responsibility of the
installer.
l In determining loudspeaker zones, the following
criteria shall apply:
1 the intelligibility of messages broadcast in one
zone shall not be reduced below the
requirement of 5.1 by the broadcasting of
messages in other zones or from more than one
source.
Compliant, if properly installed. Responsibility of the
installer.
2 no emergency detection zone shall contain
more than one emergency loudspeaker zone.
For non-emergency use, a loudspeaker zone
may be subdivided.
Compliant, if properly installed. Responsibility of the
installer.
m A secondary power source shall be available
(see 5.6).
Compliant, if properly installed. Responsibility of the
installer.
Requirement Compliance Signature
The person or body, having control of the premises
shall nominate a "responsible person", identified by
name or job title, who shall be responsible for ensuring
that the system is properly maintained and repaired so
as to continue to operate as specified.
Responsibility of the person or body having control of
the premises. Action to be taken care of by the installer.
Requirement Compliance Signature
It is necessary to decide upon an order of priority for
the message distribution based upon:
a Any automatic programmed response. Compliant, if properly installed. Responsibility of the
installer.
b The perceived risk to occupants, which may require
manual override of the programmed response.
Compliant, if properly installed. Responsibility of the
installer.
Events shall be given a level of priority according to
their urgency. The following primary levels are
recommended but there may be advantages in adding
further subgroups, depending on the operational
strategies of the site:
Compliant, if properly installed. Responsibility of the
installer.
a Evacuate - potentially life-threatening situation
needing immediate evacuation.
Compliant, if properly installed. Responsibility of the
installer.
b Alert - dangerous situation nearby requiring
warning of pending evacuation.
Compliant, if properly installed. Responsibility of the
installer.
c Non-emergency - operational messages, e.g.
system test, etc.
Compliant, if properly installed. Responsibility of the
installer.
Requirement Compliance Signature