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I5 Switch cable level 2.
Defines which position of the step switch
corresponds to cable 2 from the central
controller.
I6 Switch cable level 3.
Defines which position of the step switch
corresponds to cable 3 from the central
controller.
I7 Pressure imbalance permitted?
Here the definition is made whether, for
example, the frost protection may access
the pressure balance.
I8/ I9/ I11/ I12 and I14 - I19
Have no function for the WRG 300 / 400
EC.
I10 Constant pressure switched off.
This is the setting that defines whether
the ventilation and air extraction units
always work with constant volumetric
flow or whether they switch over to
constant pressure operation if a par-
ticular resistance is exceeded.
I13 Filter message.
This setting defines whether the filter noti-
fication should appear on the display.
Please refer to the table in section 6.6.3 for
the factory settings.
6.4 Menu structure display
The menu structure is divided up into a dis-
play and a setting part.
The number of visible parameters is depend-
ent on the parameter set. There is the "User"
parameter set for the user while there is a
more extensive "Installer" parameter set for
the installer. It can be activated and deacti-
vated by pressing and holding the "F" and
"OK" buttons down together for 1 second.
19
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