
33
(Led
fl
ashes+ warning symbol)
Z.1. Malfunctions with error messages
Malfunctions
If the controller detects a malfunction, the
red light
fl
ashes and the warning symbol
also appears in the display. If the error
is no longer present, the warning symbol
changes to an info symbol and the red
light no longer
fl
ashes. To obtain more
detailed information on the error, press
the key under the warning or info symbol.
Possible error /
information messages:
Notes for the specialist:
Sensor x defective
Means that either the sensor, the sensor input
at the controller or the connecting cable is/was
defective. (Resistance table on page 5)
Restart
(Information only)
Means that the controller was restarted, for ex-
ample due to a power failure.
Check the date&time!
Danger
Do not try to deal with this
yourself. Consult a specialist in
the event of an error!