Lenze E94AYCCA - Manual (Page 41)

EDS94AYCCA EN 5.0 - 06/2012
L
41
E94AYCCA communication manual (CANopen®)
Data transfer
Communication phases / network management
7.2 Communication phases / network management
Regarding communication via the system bus (CANopen), the drive distinguishes between
the following states:

Tip!
In every state, the initialisation can be re-executed partly or completely by
transmitting appropriate network management telegrams.
Status Explanation
"Initialisation"
(Initialisation)
After power-up, initialisation is executed.
• During this phase, the controller does not take part in the data transfer on
the system bus (CANopen).
• All CAN-relevant parameters are written with their standard values
again.
• After initialisation has been completed, the controller is automatically set
to the "pre-operational" status.
"Pre-operational"
(before being ready for operation)
Parameter data can be received, process data is ignored.
"Operational"
(ready for operation)
Parameter data and process data can be received!
"Stopped"
(Stopped)
Only network management telegrams can be received.
Communication object Initialisation Pre-operational Operational Stopped
PDO z
SDO z z
Sync z z
Emergency z z
Boot-up z
Network management (NMT) z z z