Lenze E94AxHE Technology Application CiA402 Device profile - Manual (Page 23)

EDS94TA11010xxxx EN 1.2 - 03/2010
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9400 Technology applications | CiA402 device profile
Parameter setting & configuration
Drive initialisation
3.4 Drive initialisation
The drive is initialised by the master control and consists of the following parts:
1. Change of the communication status: PREOPERATIONAL
– Required as the controller may be in any communication status after starting.
2. Drive identification
3. Initialisation of communication profile objects
4. PDO mapping
5. Initialisation of device profile objects
6. Initialisation of manufacturer-specific objects
After successful initialisation
...the master control may change to the OPERATIONAL communication status. In this
status, the SYNC telegram is cyclically transferred by the master control and the process
data is exchanged via the PDO channel.