Mitsubishi Electric MELSEC iQ-F Series User Manual page 107

Item
Diagnostics Target Group
Station No.
Occpd Stns
Reserved Station
IP Address
Transmission Status
Disconnections
Time-out Count
The Latest Error
Error Details...
[Clear Latest Error Code] button
*1 The possible reasons include that the remote station set in parameter has not started up, a cable between the master station and the
remote station is disconnected, or the setting of an IP address or a subnet mask of the master/remote station is incorrect.
*2 When the count exceeds 65535, counting is continued from 1 again.
*3 Take actions and eliminate the error cause first. Then, clear the error code.
The following indicates that the disconnection has occurred due to no cyclic transmission caused by the cable
disconnection of the master station side. In this case, the previous cyclic transmission time (just before the
disconnection) is displayed on the link scan time.
• "CFE8" is displayed as the latest error for all remote stations. (No response received from a remote station)
• "No Error" is displayed on the error code of the master station.
Description
Select a group to be the diagnostics target.
The station number of the remote station is displayed.
The number of occupied stations set in parameter is displayed.
The reserved station status set in parameter is displayed.
The IP address set in parameter is displayed.
"-" is displayed when the station is a reserved station and an IP address has not been set.
The transmission status of the remote station is displayed.
• Unfixed: Communications with the master station not established
• Transmitting: Cyclic transmission being performed
• Disconnecting: Disconnected from the master station
The accumulated number of disconnection detection is displayed.
• 0: No disconnections
• 1 to 65535: Number of disconnection detection (accumulated number)
The accumulated number of timeouts is displayed.
0: No timeouts
1 to 65535: Number of timeouts (accumulated number)
The latest error code of an error which has occurred in a remote station is displayed. When the remote station is
disconnected, an error occurs. After that, even when the disconnected remote station returns to the system, the
error is held. When another error occurs, the latest error will be updated (overwritten).
The detailed errors of the remote station cannot be confirmed with the CC-Link IE Field Network Basic
diagnostics. Confirm errors occurring in the remote station with the value stored in 'Diagnostic information 2'
(Un\G4144 to Un\G4159). ( Page 157 Diagnostic information 2)
The description of the error and the actions to be taken are displayed.
*3
The error code is cleared. The button can be clicked only during monitoring.
*1
*2
*2
10 TROUBLESHOOTING
10.3 Checking the Network Status
10
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