Phoenix Contact 2702772, User Manual

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Configuration and startup
3785_en_B PHOENIX CONTACT
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4.9 Diagnostics
A variety of packet statistics can be used to diagnose a configuration or application problem.
To view any diagnostics data:
1. Click the “Diagnostics” tab to view a variety of packet statistics that can be used to
diagnose a configuration or application problem.
4.9.1 Communication statistics
Figure 4-18 “Diagnostics/Communication Statistics” page
1. Click the “Communication Statistics” tab.
The “Communication Statistics” page provides an overview of the activity on each serial
and EtherNet/IP ports. The values can be reset to zero at any time by clicking the “Reset
Statistics” button.
2. “Serial Interface” group
TX byte count: This displays the number of bytes transmitted from the serial port.
TX packet count: This displays the number of serial packets transmitted from the serial
port.
RX byte count: This displays the number of bytes received on the serial port.
RX packet count: This displays the number of packets received on the serial port.
Parity error count: This displays the number of parity errors dropped due to parity
errors.
Framing error count: This displays the number of received serial packets dropped
due to framing errors.
Overrun error count: This displays the number of received serial packets dropped
due to overrun error incidents.
To PLC dropped packet count: The number of received serial packets that were
intended for the PLC but were dropped due to any of the following conditions: no STX
byte(s) found, no ETX byte(s) found, a timeout occurred, the packet was too large, or
the receive buffer queue overflowed.