
277
cod. 3540000251 - Rev. 00 - 03/2024
EN
ALHENA C
Notes:
1. The Maximum Power parameter can also be modified in Test Mode.
Press the Reset button to return to the Service Menu. Press the Reset button for 10 seconds to
exit the card Service Menu, or exiting occurs automatically after 15 minutes.
“In” - Information Menu
12 pieces of information are available.
Press the Heating buttons to scroll the list of information in increasing or decreasing order. Press
the DHW buttons to display the value.
Notes:
1. In case of damaged sensor, the card displays hyphens.
Press the Reset button to return to the Service Menu. Press the Reset button for 10 seconds to
exit the card Service Menu, or exiting occurs automatically after 15 minutes.
"Hi" - History Menu
The card can store the last 8 faults: the History datum item H1 represents the most recent fault
that occurred, whereas the History datum item H08 represents the least recent.
The codes of the faults saved are also displayed in the relevant menu of the Remote Timer Con-
trol.
Press the Heating buttons to scroll the list of faults in increasing or decreasing order. Press the
DHW buttons to display the value.
Press the Reset button to return to the Service Menu. Press the Reset button for 10 seconds to
exit the card Service Menu, or exiting occurs automatically after 15 minutes.
"rE" - History Reset
Press the Winter/Summer/Off-On button for 3 seconds to delete all faults stored in the History Me-
nu: the card automatically exits the Service Menu, in order to confirm the operation.
Press the Reset button for 10 seconds to exit the card Service Menu, or exiting occurs automati-
cally after 15 minutes.
P66
Valve frequency
0 - 3
1
P67
Non-return valve (clapet)
opt.
0 - 1
0
P68
Flue parameter
0 ÷ 10 (modify according to flue table)
0
P69
Heating hysteresis after
ignition
6 ÷ 30 °C
10
Index
Description
Range
t01
NTC Heating sensor (°C)
0 ÷ 125 °C
t02
NTC Return sensor (°C)
0 ÷ 125 °C
t03
NTC DHW sensor (°C)
0 ÷ 125 °C
t04
NTC External sensor (°C)
+70 ÷ -30°C (negative values flash)
t05
NTC Fume sensor (°C)
0 ÷ 125 °C
F06
Actual fan rpm
00 ÷ 120 x100RPM
L07
Actual burner power (%)
00%=Min., 100%=Max.
F08
Actual DHW draw-off (l/min/10)
00 ÷ 99 l/min/10
P09
Actual system water pressure (bar/10)
00
= With Pressure switch open,
12
= With Pressure switch closed, 00-99 bar/10 with
Pressure transducer
P10
Actual modulating pump speed (%)
00 ÷ 100%
P11
Burner operating hours
00 ÷ 99 x 100 hours
F12
Flame status
-- ÷ 255
Index Description
Range
Default