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Manual – MOVIDRIVE® MDX60B/61B Communication and Fieldbus Unit Profile
5
MOVILINK® profile via CAN
CAN Interfaces of MOVIDRIVE® B
Parameter telegrams can also be synchronous or asynchronous telegrams. Synchro-
nous parameter telegrams are responded to within 5 milliseconds. The response tele-
gram is sent in the first millisecond. Asynchronous parameter telegrams are responded
to independent of any time interval.
Group parameter
telegram
The master sends the group parameter telegram to one or more slaves with the same
SBus group address. It has the same structure as the process request telegram. You
can only write parameters to the slave units with this telegram. The slaves do not
respond to the telegram.
5.3.2
Parameter setting via CAN (SBus MOVILINK
®
)
With the SBus, MOVIDRIVE
®
inverters support the "MOVILINK
®
parameter channel"
and "MOVILINK
®
parameter channel SYNC".
In conjunction with the CAN bus, it is important to distinguish between synchronized and
non-synchronized parameters:
• With
non-synchronized
parameter telegrams (handshake bit = 0), the service
acknowledgement is independent of the sync telegram.
• With
synchronized
parameter telegrams (handshake bit = 0), the service acknowl-
edgement is sent in the first millisecond upon reception of the sync telegram.
64304AEN
Byte
0
Byte
1
Byte
2
Byte
3
Byte
4
Byte
5
Byte
6
Byte
7
ID
CRC
Sub-
index
Index
High
Index
Low
Data
MSB Data Data
Data
LSB
Manage-
ment
63801AEN
Master controller
MOVILINK parameter channel
®
MOVILINK parameter channel SYNC
®
SBus
TIP
For a detailed description of the parameter channel structure, refer to the "SEW unit
profile" chapter.
Summary of Contents for MOVIDRIVE MDX60B
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