Omron NY532-5400 Troubleshooting Manual page 196

3 Error Descriptions and Corrections
Event name Multi-execution of Ports
Meaning The serial communications instructions that cannot be executed simultaneously were executed.
PLC Function Module
Source
Error attri-
Level
butes
Effects User program
System- Variable
defined
None
variables
Assumed cause
An instruction was executed
Cause and
while another instruction that can-
correction
not be executed at the same time
with the former instruction was
executed.
Attached Information 1: Error Location
Attached Information 2: Error Location Details (Rung Number). For a program section, the rung number
from the start of the section is given. For ST, the line number is given.
Attached
Attached Information 3: Names of the Instruction and Instruction Instance Where the Error Occurred. If
information
there is more than one possible instruction, information is given on all of them. Nothing is given if the
instruction cannot be identified.
Attached Information 4: Expansion Error Code (ErrorIDEx)
• If a program is changed after an error occurs, the attached information that is displayed may not be cor-
rect.
Precautions/
Remarks
• Refer to individual instruction descriptions for the serial communications instructions that cannot be
executed at the same time.
3-120
Source details
Observation
Recovery
Continues.
Operation
Data type
---
Correction
Correct the program so that
instructions that cannot be exe-
cuted at the same time are mutu-
ally excluded.
Event code 5401 0C04 hex
Instruction Detection
timing
---
Log category
The relevant instruction will end according to speci-
fications. The communications output will follow the
specifications of the instruction.
Name
---
Prevention
Create a program so that instruc-
tions that cannot be executed at
the same time are mutually
excluded.
NY-series Troubleshooting Manual (W564)
At instruction
execution
System