Configuration and startup
3886_en_A
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–
STX bytes are configured, but no STX byte(s) were found.
–
ETX bytes are configured, but no ETX byte(s) were found.
–
message time-outs.
–
packet too large.
–
receive buffer queue overflows.
PLC to device dropped packet count:
Displays the number of Ethernet packets
received from the PLC intended for the socket port that were dropped. Packets are
dropped in the following circumstances:
–
transmit buffer queue overflow
–
Ethernet device connection is offline.
4.
If desired, click the “Reset Statistics” button to refresh the statistics shown.
3.9.2
PLC interface
The “PLC Interface” page provides diagnostic information about the PROFINET IO
communication to a PLC. The values can be reset to zero at any time by clicking the “Reset
Statistics” button.
Figure 3-15
“PLC Interface” page
1.
Click the “Communication Statistics” tab.
The “PLC Interface” page provides an overview of the PLC activity. The values can be
reset to zero at any time by clicking the “Reset Statistics” button.
2.
“PLC Interface” group
Active application relationships:
This displays the number of active application
relationships.
Application relationship 1 uptime:
This displays the uptime of application
relationship 1.
Application relationship 2 uptime:
This displays the uptime of application
relationship 2.
Total application relationships:
This displays the total number of application
relationships that have been established.
