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Installation Instructions VRC 430 0020042468_0212
Dis-
play
screen
Title display
screen
adjustable operat-
ing values
(only display = A)
Remarks Unit Min.
value
Max.
value
Step width Preset
value
C21 Total system
parameters
Mode Auto_OFF Determines the heating
control system outside
the programmed time
window
Frost protec-
tion, ECO,
set-back
ECO
Frost protection
delay time
Delay time of the start
of the frost protection
function or the ECO
function.
Hrs. 0 12 1 4
Max. pump blocking
time
If the supply target
temperature is
achieved for a longer
period of time, the
heating is switched off
for the prescribed
pump-blocking time
(depends on the exter-
nal temperature)
Mins. Off, 5 60 1 15
C22 Total system
parameters
Max. pre-heating
time
Before the start of the
first time window
Mins. 0 300 10 0
Max. pre-switch off
time
Before the end of a
time window
Min. 0 120 10 0
AT through-heating External temperature
from which continuous
through-heating takes
place
°C OFF, -
25
+10 1 Off
C23 Floor drying func-
tion
Floor drying func-
tion - day
See Section 6.4 Floor
drying function
Day 0 29 1 0
Floor drying func-
tion /pre-heat actu-
al (A)
See Section 6.4 Floor
drying function
°C in accord-
ance with
temperature
profile
C24 Service Telephone number
FHW
Enter telephone
number to be used in
the event of service
Changing the code
number
0000 9999 each 1 1000
Maintenance date Day/Month/Year ad-
justable
C25 Tools Outside tempera-
ture correction
Matching of the exter-
nal sensor
R -5 5 1,0 0
Correction room ac-
tual value
Matching the room
temperature sensor
R -3 3 0,5 0
Display contrast 0 15 1 6
C26 Software versions Software version
per module (A)
Version number display
Table 6.2 Screen in expert technician level (continued)
6 Initial start-up
32


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