Operating instructions
Logamatic EMS RC35 programming unit - Subject to technical modifications
15
Principles of operation
4 
4.5 Changing the room temperature permanently
NOTICE: System damage due to frost! 
If room temperatures are set below 10 °C, rooms may cool down so much that pipes in 
external walls (for example) may freeze in cold weather.
B Set room temperatures higher than 10 °C.
Operation Result
1. To change the day room temperature: hold down   and 
simultaneously turn rotary selector .
2. Changing the night room temperature
1)
: hold down  and 
turn rotary selector  at the same time.
1) If “shut-down mode” is selected as the night setback mode, the heating system will be switched off at night. 
A night time room temperature cannot be set. The display will show a message to this effect.
3. We recommend activating automatic mode. Automatic mode 
ensures automatic switchover between day and night mode 
(night setback).
Press .
Automatic mode is now active with the modified room temperatures. The LED next to  lights 
up. The standard display reappears.
Tab. 6
SET ROOM TEMPERATURE
Room temperature
setting for daytime
operation.
SET ROOM TEMPERATURE
Room temperature
setting for nighttime
operation.
Automatic operation
selected.
Change between:
day:
night:










