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"In" -Information menu
The card can display the following information
t01
Heating NTC sensor (°C)
t02
DHW NTC sensor (°C)
t03
Return NTC sensor (°C)
t04
Fumes NTC sensor (°C)
t05
External NTC sensor (°C)
t06
Safety NTC sensor (°C)
F07
Actual fan frequency (Hz)
U08
Actual 0-10Vdc signal (Vdc)
t09
Cascade NTC sensor (°C)
P10
Not used
F11
Actual ionisation current (uA)
Press the Heating buttons to scroll the list of information. Press the DHW buttons to display the value. If the Sensor is
damaged, the card will display hyphens. Press the Reset button to return to the Service Menu. Press the Reset button
for 10 seconds to exit to the card Service Menu.
"Hi" - History menu
The microprocessor can memorise the total hours with card fed (Ht), the last 10 faults (with detail of the time they oc-
curred referring to parameter Ht) and the total hours of burner lit (Hb).The History datum H1 represents the most recent
fault whereas the History datum H10 represents the least recent fault. The codes of the faults saved are also displayed
in the corresponding menu of the Opentherm remote temperature control.
"rE" - History reset
Press the Eco/Comfort button for 3 seconds to delete all the faults stored in the History Menu: the card will automatically
exit the Service Menu, in order to confirm the operation. Press the Reset button to return to the Service Menu.
EN
cod. 3540H322 - 09/2008 (Rev. 01)
between 05 and 125 °C
between 05 and 125 °C
between 05 and 125 °C
between 05 and 125 °C
between -30 and 70°C
(Negative values flash)
between 05 and 125 °C
00-255 Hz
00-12 Vdc
between 05 and 125 °C
00=burner off
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