14 IG9972BEN (2017-09) Plug-In Boards.om
Problem Possible cause Correction
No communication Incorrect Baud rate
1)
Set Baud rate to
19200 Baud
Incorrect data format Adhere to the standardized
Profibus-DP data format
(→ [2])
Cycle time >100 ms Incorrect firmware Firmware TPG300:
302-654
Firmware Profibus: V1.5
Incorrect Baud rate
1)
Set Baud rate to
19200 Baud
1)
At the controller TPG300, firmware 302-654 or higher
6.4 Problems with the
Profibus-DP Interface