Status messages
Standby modus, no regulation
Switch on with standby key
Sensor error,
short-circuit at sensor F1
Sensor error,
open-circuit at sensor F1
Change parameter P19 or A19
Temperature alarm at too high or too
low temperature (if activated) see A31
Temperature alarm at too high or too
low temperature (if activated) see A31
The buzzer function can be switched
flashes
Data loss at parameter memory
(Contacts K1 and K2 are switched off)
If error cannot be eliminated by
switching on/off, the controller must be