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provided. The Super User key is also needed to access the commissioning test
mode. The password codes stored in the key can be customized in each
REF 542plus for access restriction purposes.
*
SLD view: this is the graphical part of the LCD. This part shows the single line
diagram of the switchgear. The status of the primary objects is dynamically
updated after every operation. If for example the circuit breaker has been opened,
its representation will reflect it.
3.2. Info and Menu area
The right side of the HMI LCD is for information and menu browsing. The buttons
to navigate through the menus and to change items are placed on this area.
A051333
Fig. 3.2.-1 Info and Menu area
*
Menu Navigation: these push buttons allow navigation trough the REF 542plus
menus.
Pressing this button, the unit goes back to the former menu.
The up direction push button.
The down direction push button.
The enter push button to enter into the selected menu or to select the
highlighted submenu.
The following menus are available in the main window:
*
Commands: this menu shows the configured FUPLA commands.
*
E-Key status: to display and change the unit modes with the electronic keys.
*
Alarms: it displays the indication LED’s status.
*
Measurements: it displays the available measurements.
*
Resets: to acknowledge alarms and other quantities.
Multifunction Protection and Switchgear Control Unit
Operator's manual
REF 542plusREF 542plus
1MRS755869
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