www.pulsar.pl EN54C-LCD
RED POWER plus
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Fig. 19. LCD screen
– current failures of PSU.
Screen displays codes and descriptions of failures. Display order of failures is arranged by priority of
importance. First failures in display order are of highest priority.
7.4.4. LCD screen
– history of parameters
The user is able to check the malfunctions formerly signalled by the PSU. History of events screen enables
overviewing events recorded by internal diagnostic system. Internal memory can store up to 2048 events, carrying
information about fault type, time of occurrence and the values of other electrical parameters.
To choose the history of events screen, press the
„ESC” button, use the „<” or „>” buttons to choose the
icon and press the „SET” button to confirm.
Fig. 20. History of events screen.
In order to preview history of events, use „<” or „>” buttons. It can be done in two modes: short mode (date,
time, code, fault description) or full mode - with additional information about electrical parameters and status of
inputs and outputs. To switch between modes, press „SET” buton.
Fig. 21. Description of history of events screen.
Section 7.4.5 lists all codes that may occur during operation of PSU. Individual codes are accompanied by
appropriate optical indication on panel, acoustic indication and activation of a dedicated technical output.
Memory of new power supply remembers events that are result of efficiency tests carried out at
production stage.