Technical information

Table 15 Control Menu
Letter Description Range Standard
C maximum central heating water
temperature
40 - 90 °C 82
O overrun time for the central heating
pump
1, 5, 10, 15, 20, 25 min
CO = continuous
5
P maximum central heating capacity 30-100 %
30% = min. capacity
100% = max. capacity
80
h hot water supply 00 = off (N30C)
01 = internal tank (N30K)
02 = external boiler (12k)
(N30B)
d
1
pre-set hot water temperature 40 -70 °C 60
t
1
tank holding temperature 40 - 50 °C 40
b
2
external boiler holding temperature 40 - 70 °C 60
O/b
3
external sensor basic temperature 10 - 70 °C 50
O/S
3
external sensor factor x 10 1 - 100 °C 20
O/d
3
external sensor reference
temperature
10 - 70 °C 30
r return to standard setting:
by pressing the ‘+’ pushbutton the
standard values are restored (apart
from h and S)
= active changed
= factory setting changed
S pumping rate
(after a reset this is always 00)
00 = speed indicated by
software
= always high
= always low
P/S Max. Pressure Increase
V window menu 1 = Central heating supply
temperature
2 = Central heating return
temperature
3 = T
cold
4 = Tank temperature
5= External boiler temperature
6 = Exhaust gas temperature
7 = Ionization value
8 = Water pressure (bar)
9 = Last interlocking
A = Last blocking
When the window menu mode is active, the normal display mode can be restored by pressing
the reset pushbutton again. If no entry is made for a period of three minutes, the display will
revert automatically to the normal display mode.
1 = These values are only visible as h = 01 (see above)
2 = These values are only visible as h = 02 and when a boiler sensor is connected
3 = These values are only visible when an external sensor is connected
EC 25 Compact Installation/User Manual page
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