Operating instructions
24  08/06
6  Annex 
6.1  Error messages 
T
he various control functions and methods and the hardware of the frequency inverte
r
contain functions which continuously monitor the application. As a supplement to the
messages documented in these operating instructions, the followin
g
 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 messa
g
es, there are further fault messa
g
es for internal
purposes and not listed here. If you receive fault messages, which are not listed here,
please contact us by phone. 










