Omron CS1G/H-CPUxxH Instructions Manual page 963

Failure Diagnosis Instructions
3-30-2 SEVERE FAILURE ALARM: FALS(007)
Purpose
Ladder Symbol
Variations
Applicable Program Areas
942
3. The CPU Bus Unit Setup Error Flag (A40203) and CPU Bus Unit Setup Er-
ror Flag for unit number 1 (A42701) will be turned ON.
4. The CPU Unit's ERR Indicator will flash.
5. A message (CPU BU ST ERR 01) will be displayed at the Programming
Console indicating that an error has occurred with CPU Bus Unit 1.
000000
MOV
#000A
A529
FAL
N
D00200
S
A529CH 000A
S : D00200 0400
D00201 0001
Generates user-defined fatal errors. Fatal errors stop PLC operation.
With CS1-H, CJ1-H, CJ1M, and CS1D CPU Units, FALS(007) can also be
used to generate fatal system errors.
• Generating User-defined Fatal Errors
FALS(007)
N
S
• Generating Fatal System Errors (CS1-H, CJ1-H, CJ1M, or CS1D Only)
FALS(007)
N
S
Variations Executed Each Cycle for ON Condition
Executed Once for Upward Differentiation
Executed Once for Downward Differentiation Not supported.
Immediate Refreshing Specification
Block program areas
OK OK
10
Matching
values
Error code: 0400 (CPU Bus Unit Setup Error)
Error unit number: 1
N: FALS number
S: First message word or
constant (0000 to FFFF)
N: FALS number (value in A529)
S: First word containing the error
code and error details
Step program areas Subroutines
OK
Section 3-30
FALS(007)
Not supported.
Not supported.
Interrupt tasks
OK