64 – Control CS 320 FU / Rev.A 1.01
Fault / message
Cause
Rectification
ERROR INVERTER -1
24V voltage from the frequency inverter missing.
– Frequency inverter is not switched on or is
defective.
– Communication cable (C) defective.
– Check frequency inverter.
– Check communication cable (C) and plug connections on
the controller and frequency inverter.
– Acknowledge with STOP.
ERROR INVERTER -2
Initialisation
– Frequency inverter initialisation defective.
– A value that does not match with the frequency
inverter was set in the settings, e.g. 400V with a
230V frequency inverter.
Under-voltage
– Mains voltage too low.
– Mains voltage dropped out.
– Check the frequency inverter settings or get in touch with
customer services.
– Check power supply for the drive and controller.
– Check all connections are secure.
– Acknowledge with STOP.
ERROR INVERTER -3
Frequency inverter fault
– Frequency inverter reports a fault without error
number.
– Get in touch with customer services.
ERROR INVERTER -4
Communication error with frequency inverter.
– EMC radiation too high.
– Check environment and screen or switch off external
devices.
– Get in touch with customer services.
ERROR INVERTER -5
Frequency inverter does not issue frequency.
– Internal fault.
– Get in touch with customer services.
ERROR INVERTER -6
Internal communication defective.
– Internal fault.
– Get in touch with customer services.
ERROR INVERTER -7
Frequency inverter has not responded to a signal.
– Acknowledge with STOP,
– otherwise get in touch with customer services
If other faults or error messages occur, please contact our customer service.
After rectifying the cause of the error, the power supply to the control must be turned off once and/or the control
must be restarted (> INPUT menu > parameter RESTART > ON) in the event of the following errors:
− ERROR DIRECTION
− ERROR REVOLUTION
− ERROR RUNTIME
− TERM SWITCH FAIL
Fault display and remedial measures