Omron NX-SL3300 User Manual page 416

12 Troubleshooting
TS indicator
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---
---
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12 - 4
FS indicator
--- No power is supplied by
the Unit power supply.
•
--- Waiting for initialization
to start
•
Restarting the Unit
Safety Process Data
Communications Not Es-
1-second interval
tablished Error
Safety Process Data
Communications Timeout
1-second interval
The safety connections
are not established (in-
1-second interval
cluding when they are
currently being establish-
ed).
NX Bus Communications
Settings Read Error
1-second interval
Safety Application Data
Read Error
1-second interval
Cause Corrective action
Check the following items
and make sure that power
is correctly supplied from
the Unit power supply.
Checks Related to the
Power Supply
•
Make sure that the
power supply cable is
wired properly.
•
Make sure that there
are no breaks in the
power supply cable.
•
Make sure that the
power supply voltage is
within the specified
range.
•
Make sure that the
power supply has
enough capacity.
•
Make sure that the
power supply has not
failed.
If you cannot resolve the
problem after you check
the above items and cycle
the Slave Terminal power
supply, the Unit may have
a hardware failure. In that
case, replace the Unit.
Status is normal. Wait un-
til processing is complet-
ed.
Refer to Safety Process
Data Communications Not
Established Error ( page
12 - 33).
Refer to Safety Process
Data Communications
Timeout ( page 12 - 37).
Wait until processing is
completed.
Refer to NX Bus Commu-
nications Settings Read
Error ( page 12 - 56).
Refer to Safety Applica-
tion Data Read Error
( page 12 - 56).
NX-series Safety Control Unit User's Manual (Z930)