Logamatic SC40 - Technical specifications are subject to change without prior notice.
55
Service level menu (for qualified heating engineers only)
7
7.5
Settings
The system-related controller settings are dependent on the solar thermal system configuration cho-
sen.
V
Check all settings (
Æ
Section 7.1, page 48) for relevance to the selected configuration dia-
gram.
V
To switch to the Service level menu: simultaneously press the
and
buttons.
V
Use the rotary selector
to select
Settings
then press
to confirm.
V
Use the rotary selector
to select the desired setting.
V
Press and hold the
button and use the rotary selector
to change the setting.
V
To save the new setting: release the
button.
V
To return to the next menu up, press the
button.
7.5.1
Cut-in temperature differential
Menu: Service > Settings > Solar system cut-in temperature differential
If the set cut-in temperature differential (
Δ
T) between the bottom of the cylinder and collector field
is reached and all conditions for switching on are met, the solar system pump starts up.
Setting range
Default range setting
New setting
7 -20 K (°C)
10 K (°C)
Tab. 14
OK
OK
SERVICE
Language
Time
System selection
Settings
Operating mode
>
OK
OK