Omron PROFINET NX-PNC202 User Manual page 243

Event name Unit Configuration Error, Too Many Units
Meaning The number of connected NX Units exceeds the maximum value for the Communication Coupler Unit.
Source
Build-in Ethernet port
Error Level
attributes
Effects User program
Sys- Variable
tem-defined
None
variables
Cause and Assumed cause
correction
More than the maximum number
of NX Units is connected to the
Communication Coupler Unit.
Attached None
information
Precautions/ None
Remarks
NX-series PROFINET Coupler Unit User's Manual (W623)
Source details
Minor fault Recovery
Continues. Operation
Data type
---
Correction
Reduce the number of NX Units
that are connected to the maxi-
mum number or fewer.
12 Troubleshooting
Event code 24A00000 hex
Detection
Communica-
tions Coupler timing
Unit
Cycle power to Log category
the Communi-
cations Cou-
pler Unit or
restart the IO
Device Termi-
nal.
• Communications Coupler Unit, PROFINET Com-
munications
Ethernet communication stops.
• Communications Coupler Unit, NX Bus
IO refreshing for the NX Units in the IO Device Ter-
minal stops.
Messages cannot be sent to the NX Units in the IO
Device Terminal.
Name
---
Prevention
Configure the Unit within the maxi-
mum number of NX Units.
When power is
turned ON to
the Communi-
cations Cou-
pler Unit or the
IO Device Ter-
minal is
restarted
System
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