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T e c h n i c a l N o t e b o o k . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
T e c h n i c a l T r a i n i n g
Installation and After-Sales menu details:
Code Parameter
Units Description
Factory
setting
Possible to
change?
d.00
Maximum heating power
kW
12 kW versions adjusted from fatory at 12 kW
23, 25 kW versions adjusted from fatory at 15 kW
30 kW versions adjusted from fatory at 20 kW
12
15
20
yes
d.01 Pump over-run time - heating
min.
Select a value between 2 and 60 minutes.
5
yes
d.02 Anti-short cycle time delay after running
in heating mode
min.
Prevents overly frequent burner start / stop in heating mode
(this function does not apply to hot water mode). Select a
value between 2 and 60 minutes.
20
yes
d.04
Tank temperature (if fitted with an NTC)
(only for SB models)
°C
Display of the tank water temperature (model SB equipped
with an NTC sensor - NTC1)
-
read only
d.08 unused
d.09
Heating flow temperature setting
(calculated value).
°C
Display of the Heating flow temperature calculated by the TA
eBus from the outside temperature and the slope chosen.
-
read only
d.10 Internal pump status.
0 = the pump is stopped
1 = the pump is powered (it is running)
-
read only
The values with a green background are only accessible from the After-Sales menu (access code = 35)
This delay (called “anti short-cycle) prevents an immediate restart in heating mode after the burner has been shut down by the temperature setting or
by the TA. It depends on the temperature setting:
- at 80°C, it if fixed (1 minute).
- at 20 °C, it is adjustable from 1 to 60 minutes via data item d02 on the installer menu.
Factory setting: 20 minutes.
Some time delays:
d02 data settings
Heating
temperature
setting
2
5
(default
setting)
10
20
80 ° C
1 min
1
1
1
60 ° C
1’30
2’30
4
7’30
40 ° C
1’45
3’30
7
13’30
30 ° C
2
4’15
8’15
16’30
80
70
60
50
40
30
20
10
0
60
50
40
30
20
10
Time
(minutes)
heating set-point (°C)
d02 = 60
d02 = 20
d02 = 2