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RCD2 ROOM UNIT - www.regulus.eu
8. Error Messages, Default Settings
Error
Description
Er1
Room sensor error
Er2
Auxiliary sensor error
Er3
External sensor error
Er4
DHW sensor error
conn Err
Connection error
Press and hold the „i“ button for 40 seconds to return to the default values. (The default va-
lues are marked in bold in the table.) Press the „i“ button for 2 seconds to enter the parameter
editing menu. Use the „
+
“ and „
-
“ buttons to make adjustments and confirm with the „i“ button.
Parameter Description
Range
P1.1
Temperature rounding
0 – 0,1°C
1 – 0,2°C
2 – 0,5°C
3 – 1,0°C
P1.2
Automatic return to home screen
time
3 – 180 s (
15
)
P1.3
Time to switch off display backlight 10 – 180 s (
30
)
P1.4
Display backlight operating mode
0 – 3 (
2
)
P1.5
Minimum display backlight
0 – 100 % (
5
)
P1.6
Maximum display backlight
0 – 100 % (
80
)
P1.7
Display contrast
1 - 8 (
6
)
P1.8
Sound signals
0 – none
1 – keys
2 – keys and warnings
3 – keys, warnings and alerts
P1.9
Warnings
0 – none
1 – warnings
2 – warnings and alerts
P1.10
Basic display
1 – room temperature
2 – outdoor temperature
3 – DHW temperature
4 – humidity
5 – air pressure
6 – auxiliary sensor
7 – air quality
11 to 22 - temperature sensors
