Bosch Rexroth Tightening System 350, Руководство пользователя

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312 /641 Bosch Rexroth AG | Tightening Technology 3 608 878 300
System 350 | 3 608 878 300/2019-03
Fig. 6–59: Flow chart of a results data request for the extended send range
Status word =
0x0000
Yes
No
PLC reads status word
PLC writes
control word 0x1100
PLC reads status word
Status word
=
0x1100?
Yes
Read telegram data
PLC writes
control word 0x0000
PLC reads status word
Status word =
0x1100?
Yes
Number
negative?
Yes
End of data output
Abort old
transmission
Set the defined state
on the field bus
No
No
No
The telegram is requested
from the controller
First telegram has
arrived with
- Length (Header)
- Number (Header)
- Results data
Check for last
telegram
At the time of the first telegram request by the PLC, a complete picture is made of the current content of the configured
data field bus send range. This picture is always transmitted to “[..]CyCmp” asynchronously and independently.
OK/NOK evaluation
and “[..]CyCmp”