Omron NX-SID Series User Manual page 364

9 Troubleshooting
 Program Execution Errors
Event name Division by Zero
Meaning Division by zero was detected.
Source Depends on where the Sysmac Stu-
dio is connected and the system con-
figuration.
Error attributes Level
Effects User program
System-defined Variable
variables
None
Cause and Assumed cause
correction
The divisor is zero.
Attached None
information
Precautions/ The CPU Unit executes NX bus communications but execution of the user program stops. (All I/O data will remain at
Remarks 0.)
Event name Cast Error
Meaning A casting error was detected.
Source Depends on where the Sysmac Stu-
dio is connected and the system con-
figuration.
Error attributes Level
Effects User program
System-defined Variable
variables
None
Cause and Assumed cause
correction
A value was input that exceeded the
range of the receiving variable.
Attached Attached information 1: Error details
information
0x01000ADF: The conversion between the signed and unsigned data types was failed.
0x01000AE0: The positive upper limit of the data type after conversion was exceeded.
0x01000AE1: The negative upper limit of the data type after conversion was exceeded.
Precautions/ The Safety CPU Unit executes NX bus communications but execution of the user program stops. (All I/O data will
Remarks remain at 0.)
9 - 22
Source details
Minor fault Recovery
Continues. Operation
Data type
None
Correction
Correct the program so that the divi-
sor is not 0. Perform the following cor-
rections according to the operating
mode of the Safety CPU Unit.
• RUN mode: Change to PROGRAM
mode and transfer the corrected
user program.
• DEBUG mode (RUN): Change to
PROGRAM mode and transfer the
corrected user program.
Source details
Minor fault Recovery
Continues. Operation
Data type
None
Correction
Do not allow the value to exceed the
range of the receiving variable. Per-
form the following corrections accord-
ing to the operating mode of the
Safety CPU Unit.
• RUN mode: Change to PROGRAM
mode and transfer the corrected
user program.
• DEBUG mode (RUN): Change to
PROGRAM mode and transfer the
corrected user program.
Event code 55000000 hex
NX Unit Detection timing
Automatic recov- Log category
ery
The Safety CPU Unit executes NX bus communications
but execution of the user program stops. (All I/O data will
remain at 0.)
Name
None
Prevention
Program operation considering the
corrections that are given on the left.
Event code 55010000 hex
NX Unit Detection timing
Automatic recov- Log category
ery
The Safety CPU Unit executes NX bus communications
but execution of the user program stops. (All I/O data will
remain at 0.)
Name
None
Prevention
Program operation considering the
corrections that are given on the left.
NX-series Safety Control Unit User's Manual (Z930)
In DEBUG mode
(RUN) or RUN
mode
System
In DEBUG mode
(RUN) or RUN
mode
System