ABB PST Series Installation And Commissioning Manual page 52

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1 Status indication LEDs
2 LCD display
3 Selection keys
4 Navigation keys
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The HMI consists of:
• Status indication LED indicators
• LCD display
• Selection and Navigation keys
The LED indicators works as follows:
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Power on Green Supply voltage connected.
Fault Red Indicates faults.
Protection Yellow Indicates that protections are acti-
vated.
When Fault or Protection LED is activated, the LCD dis-
play displays the actual fault or protection.
The keypad is based on the same user concept as today's
mobile phones.
The LCD display contains two rows which allow 20
characters each.
On the top row various information is presented,
depending on state. On the bottom row there are labels
indicating which function the selection keys currently
have.
A scrolling icon indicates what parameter or setting value
is possible to change at the position.
The 6HOHFWLRQ NH\V normally have more than one function,
such as selecting, changing and storing, depending on
present dialogue, see text on the bottom row of the LCD
display.
The 1DYLJDWLRQ NH\V are used for navigating in the menus
to the desired setting.
When selecting from a list, the scrolling is done in a closed
loop.
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