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, 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.
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: 48Vdc 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),
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.
Lifeline supply input Enable / Disable Enable: lifeline power supply loss will be
reported. See
Diagnose, page 105
and
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
Save configuration, page
102
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