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48
en | Configure the system
5.3.2
Amplifier
1.
2.
General
1.
2.
Item
Supervision (per amplifier)
Supervision of the amplifier power supply, ground connection and lifeline.
Power supply
Ground leakage
Lifeline supply input
Submit
2020-09 | V1.20 | PRAESENSA 1.20
Below Device options, click 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.
Select and click the amplifier name to configure:
–
A new screen appears to configure General and Audio outputs functionality.
Select and click the + of the General category row:
Select, enable or disable each of the following items:
Value
Description
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.
Enable / Disable Enable: ground shorts will be indicated by
the amplifier front/rear panel indicator(s)
(see indicator tables following), Diagnose,
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.
Enable / Disable Enable: lifeline power supply loss will be
reported. See Diagnose, page 105 and
Optional: Using the Logging Viewer, page 125
Button
Click the Submit button to store the settings.
Notice that you always have to Save the
configuration. See Save configuration, page
102
Configuration manual
PRAESENSA
Bosch Security Systems B.V.
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