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Bosch Security Systems | 2011-02
Praesideo 3.5 | Installation and User Instructions | EN54-16: 2008 en | 42
Clause / Requirement Compliance Signature
11 Interface to external control device(s) (option with
the requirements)
The VACIE may have provision for interfacing to external
control device(s) such as standardized user interfaces
required by local regulations. In this case, the following
shall apply:
Praesideo is compliant.
a the interface shall allow only access level 1 and 2
functions;
Using the Open Interface requires access level 2. The
Open Interface functionality is limited to call and BGM
(Background Music) control as well as acknowledge/reset
of fault and emergency states.
Praesideo provides control input contacts with supervision
and control output contacts for external control devices,
with extensive configurable functionality.
b the mandatory functions of the VACIE shall not be
overridden;
The Praesideo system operates as an autonomous system.
All external activations are priority based to control
preference. By proper configuration system behavior is
tightly controlled and the mandatory functions of the VACIE
will not be overridden.
c any short-circuit , interruption or earth fault in the
transmission path to the external device(s) shall
1 not prevent the mandatory function of the VACIE,
and
The Praesideo system operates as an autonomous system,
so its operation (functionality) is not affected by loss of
connection to an Open Interface client.
2 be indicated on the VACIE, at least by means of the
general fault warning indicator.
The connection to an Open Interface client is monitored by
means of a keep-alive mechanism; if the connection is lost
the general fault warning indicator is activated and a
specific fault is reported.
NOTE - The external control devices should comply with
available local or national standards.