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08/06
6
Annex
6.1
Error messages
The various control functions and methods and the hardware of the frequency inverter
contain functions which continuously monitor the application. As a supplement to the
messages documented in these operating instructions, the following failure keys are
activated by the EM-RES-02 expansion module.
Control connections
21 Resolver synchronization not successful. Check resolver signal for inter-
ferences.
22 Resolver counting error: Check resolver signal for interferences.
23 Resolver pole pair number is invalid. The ratio of the no. of pole pairs to
the no. of resolver pole pairs must be an integer number. Check pa-
rameters
No. of Pole Pairs
373 for the motor and und
No. of Pole
Pairs
381 for the resolver, correct if necessary.
F14
24 Open circuit: check resolver connections and lines.
Additional to the listed fault messages, there are further fault messages for internal
purposes and not listed here. If you receive fault messages, which are not listed here,
please contact us by phone.
