Mitsubishi Electric MELSEC-L SSCNETIII/H User Manual page 116

(1) Diagnostic information
No. Name
SM0 Diagnostic error
Self-diagnostic
SM1
error
Common error
SM5
information
Individual error
SM16
information
SM50 Error clear
AC/DC Down
SM53
detection
I/O module verify
SM61
error
(2) System clock/counter
No. Name
SM400 Always ON
SM401 Always OFF
(3) Drive information
No. Name
Parameter
SM681 memory writing
flag
Parameter
SM682 memory overwrite
count error flag
114
Description
OFF: No error • Turns on if the diagnostics results in an error.
ON: Error occurs • Stays on even if the normal state is restored.
OFF: No self-diagnostic
error • Turns on if the self-diagnostics results in an error.
ON: Self-diagnostic • Stays on even if the normal state is restored.
error occurs
OFF: No common error
information
Turns on if there is any common error information when SM0 turns on.
ON: Common error
information exists
OFF: No individual
error information
Turns on if there is any individual error information when SM0 turns on.
ON: Individual error
information exists
OFFON: Error clear Clears an error.
When using AC power supply modules, this turns on if a power outage of 10ms or
OFF: No AC/DC Down
less occurs. This is reset by powering off and on.
ON: AC/DC Down
When using DC power supply modules, this turns on if a power outage of 10ms or
detected
less occurs. This is reset by powering off and on.
• Turns on if the status of the I/O module when powered on is different from the
OFF: Normal
registered status.
ON: Error occurs
• Stays on even if the normal state is restored.
Description
Always turns on.
ON
OFF
Always turns off.
ON
OFF
Description
ON: Write in progress
Turns on when writing parameters to the flash ROM, and turns off when writing
OFF: Write not in
completes.
progress
ON: Rewrite count
reached 100
Turns on when the rewrite count of parameters to the flash ROM reaches 100
thousand
thousand.
OFF: Rewrite count
(The head module should be changed.)
less than 100
thousand
Details
Details
Details
Set by
(Set timing)
S
(On error)
U
S
(On error)
Set by
(Set timing)
S
(Initial)
Set by
(Set timing)
S
(Write)