L2275
Emax UL
85/132
Doc. N°
Mod.
RH0109002
Apparatus
Scale
Page N°
On most pages, in the space indicated by “….Message…”, any “warning” or “error” messages are displayed (see par.15.6). In the case where
there is more than one, they are displayed cyclically, one each second. By pressing the
↵
key, it is possible to block scrolling of the messages
on the one currently displayed (the “
←
”symbol appears in the right-hand corner of the line). This means the various messages can be scrolled
one at a time using the
↵
key. To reset automatic updating, simply press the
↵
key again. ( the “
←
”symbol disappears). In the case when there
are no messages, the name of the unit is displayed.
15.4.2 Modification of parameters
In the case where the operator wants carry out reading or data configuration operations, it is sufficient to press the ESC (escape) key and the
page relative to the main menu will automatically be displayed:
Now, with the
↑
(up arrow),
↓
(down arrow),
↵
(enter) and ESC (escape) keys, it is possible to move around inside the main menu and reach all
the pages relative to the configurations and parameterizations to display or modify the parameters set..
On completion of a programming operation, to accept the new configuration (Accept prg ) press the
↵
key or press the ESC key to refuse it
and therefore keep the old configuration (Undo prg ).
The following will therefore appear:
These pages indicate whether data storage has been successful or not.
In the latter case, the PR113 unit will use the last valid configuration set.
15.4.2.1
Modification of basic configuration
If the PR113 unit is in an alarm situation no parameterization is allowed.
The configuration of the unit must be carried out in EDIT mode.
Following what is indicated in par.15.2.11, show the following on the display:
Select the language to be used to show the messages.
Select the value of Nominal Frequency for operation of the installation.
Select the setting value relative to the protection of the neutral conductor (percentage expressed according
to the phase current - see par.15.4.2.1.1).
Each time the unit is activated, or after more than 2 minutes of inactivity on the keyboard, the display indicates the following page (default):
Percentage of the present currents and
voltages in relation to the nominal values
(100%)
Current of the most highly loaded phase
Indication of the most highly loaded phase (L1,
L2, L3, Ne)
Earth fault current
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