Yaskawa Modbus TCP/IP Installation - Manual (Page 42)

8 Web Interface
42 YASKAWA ELECTRIC TOBP C730600 57B 1000-Series Option SI-EM3 Installation Manual
◆
Network Monitor Page (Network Monitor)
The embedded network monitor page shows the status of the option network traffic and open
I/O connections.
Figure 17
Figure 19 Network Monitor Page View
Table 11 Network Monitor Explanations
Note: Cumulative counters are reset when the power supply is cycled.
Network Monitor Explanation
Msg Tx OK Cumulative number of messages transmit successfully from the option.
Msg Rx OK Cumulative number of messages received successfully to the option.
Current Connections Current number of open connections.
Control Connection
Delta Time The time between the last two writes to the Control register, MEMOBUS/Modbus address
0001H.
Msg Tx Dropped
Cumulative number of messages dropped due to output network buffer being full and
unable to hold the new message.
Msg Rx Dropped
Cumulative number of messages dropped due to input network buffer being full and
unable to hold the new message.
Collisions
Cumulative number of collisions (half duplex only) reported by the MAC/PHY (Media
Access Control/Physical Connection).
Msg Tx Errors Cumulative number of transmit underruns and transmit stops reported by the MAC/PHY.
Msg Rx Errors
Cumulative number of receive overruns, receive stops, and receive error frames reported
by the MAC/PHY.
Tx Retry
Cumulative number of transmits in which the 1st attempt was delayed due to busy
medium reported by the MAC/PHY.
Modbus_IM_E_conditional.fm 42 ページ ２０１２年１０月３１日 水曜日 午後１時４５分