Lenze 2130IB - Manual (Page 57)

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Controller states Meaning
NOT READY TO SWITCH ON The controller is being initialized and is not yet
ready to operate. It then switches automatically to
the state "READY TO SWITCH ON".
READY TO SWITCH ON The controller is inhibited (RSP) and waits for the
power stage to be charged. It then changes
automatically to the state "SWITCHED ON".
SWITCHED ON The controller is inhibited and waits for controller
enable.
OPERATION ENABLED The controller is enabled (RFR). In this state, a
pulse inhibit is possible at any time.
MALFUNCTION The controller is in the state "MALFUNCTION"
(TRIP).