4.2 Further indications
Smiley
If the controller operates faultlessly (normal operation), a smiley
is displayed.
Fault indication
If the controller detects a malfunction, the control LED ashes red and the symbols
of the warning triangle
and the wrench are additionally displayed.
Short text and ticker
Functions, options, measurement and balance values as well as messages are in-
dicated as both short text and ticker. After the short text has been displayed, the
corresponding long text will be indicated as a ticker from right to left.
Symbol Permanently shown Flashing
Status indications:
Store maximum limitation active
(store maximum temperature has
been exceeded)
Collector cooling function active,
system cooling or store cooling active
Antifreeze option activated Collector temp. below minimum
temp., antifreeze function active
Collector emergency shutdown active
+
Manual mode active
+
Store emergency shutdown active
Adjustment mode
COM
MicroSD card being used MicroSD card full
Holiday function active
Normal operation
Fault indication:
+
Sensor fault
5 Status level / Measurement values
During normal operation of the controller, the display is in the status level, indicating
the measurement values (depending on the system) shown in the table.
In addition to the display values, possible error messages are indicated in the status
menu (see page 75).
Display Description (long text)
TCOL Temperature collector
TCOL2 Temperature collector 2
TSTB Temperature store base
TSTT Temperature store top
TST2B Temperature store 2 base
TSTTS Temperature heat exchange source
TST2S Temperature heat exchange sink
TAH Temperature afterheating
TSFL Temperature solar ow
TSRE Temperature solar return
TSFB Temperature solid fuel boiler
TSTSF Temperature store - solid fuel boiler
TSTRP Temperature store return preheating
TRET Temperature heating circuit return
S3 Temperature sensor 3
S4 Temperature sensor 4
S5 Temperature sensor 5
TVFS Temperature at the VFS sensor
TRPS Temperature at the RPS sensor
n1 Speed relay 1
n2 Speed relay 2
n3 Speed relay 3
n4 Speed relay 4
L/h Flow rate V40 / VFS / Flowrotor
BAR Pressure sensor
TFHQM Heat quantity measurement ow temperature
TRHQM Heat quantity measurement return temperature
kWh Heat quantity kWh