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48
en | Configure the system
PRAESENSA
2020-09 | V1.20 | PRAESENSA 1.20
Configuration manual
Bosch Security Systems B.V.
5.3.2
Amplifier
1.
Below
Device options,
clic
k Amplifier:
–
A new screen appears listed the connected amplifier(s).
–
Notice that an amplifier is only listed when it is added to the System composition.
2.
Select and click
the amplifier name to configure:
–
A new screen appears to configure General and Audio outputs functionality.
General
1.
Select and click
the + of the General category row:
2.
Select
,
enable
or
disable
each of the following items:
Item
Value
Description
Supervision
(per amplifier)
Supervision of the amplifier power supply, ground connection and lifeline
.
Power supply
Enable / Disable
Enable:
48 Vdc amplifier power supply (1‑3)
input. The amplifier front/rear panel indicator
will indicate faults and/or power loss (see
indicators tables at the end of this section),
Diagnose, page 105 and Optional: Using the
Logging Viewer, page 125
Disable:
(unchecked), results in a system that
does not detect Power supply input failures
of the amplifier disabled input.
Ground leakage
Enable / Disable
Enable:
ground shorts will be indicated by
the amplifier front/rear panel indicator(s)
(see indicator tables following),
page 105 and Optional: Using the Logging
Viewer, page 125
Disable
(unchecked), results in a system that
does not detect Ground Leakage failures of
the amplifier.
Lifeline supply input
Enable / Disable
Enable:
lifeline power supply loss will be
Optional: Using the Logging Viewer, page 125
Submit
Button
Click
the Submit button to store the settings.
Notice that you always have to Save the
configuration. See
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