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If you select SETUP then you get the following view:
The fourth line is the entry selection for the Menu
system. If the SEL button is pressed, the menu
indicated with an underscore will be entered.
If PROT is selected, the following view will appear
(example of parameter):
For a protective function the first entry shows the
“Generator reverse power (G-P>1)” setting.
Scrolling down will give all the protection
parameters:
– The first line shows some generator data.
– The second line shows the channel number and
the name of the parameter.
– The third line shows the value of a set point of this
parameter.
– The fourth line shows the different possible set
points. In this example:
The user can scroll to these choices and select one
choice with the SEL button.
After selection of SP the following view will be
visible:
If the correct password is entered, the following view
appears:
Now the user can change the SP of parameter “G-
P>1”. This can be done with the scroll buttons. Then
the user has to select SAVE to save the new settings.
To exit the user has to press the BACK button several
times, until the main view appears.
SP
SET POINT, the alarm set point is
adjusted in the set point menu. The setting
is a percentage of the nominal values.
DEL
DELAY, the timer setting is the time that
must expire from the alarm level is
reached until the alarm occurs.
OA
OUTPUT A, a relay can be activated by
output A.
OB
OUTPUT B, a relay can be activated by
output B.
ENA
ENABLE, the alarm can be activated or
deactivated. ON means always
activated, RUN means that the alarm
has run status. This means it is activated
when the running signal is present.
FC
FAIL CLASS, when the alarm occurs
the unit will react depending on the
selected fail class.
Summary of Contents for QAS 500 Volvo S2A APP
Page 1: ...QAS 500 Volvo S2A APP Instruction Manual for AC Generators English...
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Page 99: ...99 Circuit diagrams...
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Page 114: ...Printed in Belgium 05 2009 2954 3870 00 www atlascopco com...
