Atmos
Heating Systems
Installation and user manual EN_FMT
20
4.12. Menu structure
By pressing the set/reset button in for longer than 5 seconds, you go to the ‘mode’ menu.
To change the subsequent "Letter" parameter, the user must press the Set/Reset button.
To change the “Range” setting in the parameter, the user must press the “+” or the “–“ button.
Letter
Description
Range
Factory setting
Field of application
C
max. set point of central heating
25°C - 90°C
82°C
O
Central heating post-running time
1 - 25 min, CO = 24 hours
5 min
P
Max central heating capacity
33 – 100 %
80 %
H
Type of application
0 =
central heating unit
1 =
n.a.
2 =
for external HWS cylinder 12kOhm
3 =
for external HWS cylinder 10kOhm
4 and 5 =
all functions are blocked
unit-dependent unit-dependent
d
t
b
Set point for storage HWS cylinder
40°C -70°C
60°C
external storage
vessel
O/b
Basic temperature
External characteristic
10 -70°C
20°C
O/S
Slope
External characteristic
1-100
20
O/d
Day reference temperature
0°C -70°C
20°C
These three settings
are only active when
an external sensor is
connected
r
Factory setting
= Factory setting
= Changed factory setting
If you switch back to the factory setting,
this has no effect on the H, S and P/S
settings
S
Pump speed
00 = automatic
= always high
= always low
00 = automatic
P/S
Maximum pressure jump
= 0.54
= 0.53
= 0.52
= 0.54
In the View mode, you can read the actual values of:
8 =
Water pressure (in bar)
1 =
Flow temperature (in °C)
2 =
Return temperature (in °C)
3 =
Inlet cold water temperature / HWS sensor (in °C)
4 =
External temperature (in °C)
5 =
Outside temperature (in °C)
6 =
Flue gas temperature (in °C)
7 =
Flame signal (in µA DC)
9 =
Last interlock
A =
Last blocking
