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Check the correct operation of the units connected
to the RVAs. RVA regulators make it possible to test
the outputs and inputs. This facilitates commission-
ing and fault localisation.
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The selected sensor values are updated within a
maximum of 5 seconds. If no sensor is present, the
connecting line interrupted, or the contact open, the
display shows "---". In the event of a short-circuit, or
if the contact is closed, the LCD displays "ooo". ("- -
-" or "ooo" appear on the display at the temperature
value level (item no. b, fig. 48)).
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1
Press either of the two line selection buttons.
- This will take you first to the programming mode "End-user"
2
Press both line selection buttons for at least 3 seconds.
- This will take you to the programming level "Heating engineer".
3
Press line selection button "Up" until you reach line 52.
- This will take you to the input test.
4
Press the plus or minus button repeatedly, which will take you one test step
further:
5
You leave the programming line "Input test" by pressing either one of the line
selection buttons,
or one of the operating mode or function buttons.
-Note:
If no button is pressed for about 8 minutes, the regulator will automatically return
to the operating mode selected last.
Continuous
display
Etape 1
Etape 0
Etape 2
Etape 3
Etape 4
Etape 5
Display of the cascade return temperature(B70).
Display of d.h.w. temperature (B3).
Display of the cascade flow temperature (B10).
Display of the outside temperature (B9).
Display of room temperature acquired with room unit
connected to A6.
Display input H1 according to the function selected on line
170 (°C, - - - , ooo).
a)
c)
b)
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