Checking For Errors And Troubleshooting With The Indicators On The Front Panel Of The Io-Link Master Unit - Omron NX Series User Manual

10-1-7
Checking for Errors and Troubleshooting with the Indicators on
the Front Panel of the IO-Link Master Unit
You can use the indicators on the IO-Link Master Unit to check the Unit status and level of errors.
The indicator status, IO-Link master status, and corrections for errors are given in the following table.
NX-type IO-Link Master Unit
TS C
Green Red Green
Lit Not lit Lit
Not lit
Not lit
Not lit
NX/GX-series IO-Link System User's Manual (W570)
E
Unit status
Red
Not lit The Unit is operating nor-
mally.
•
Communications with
the Communications
Coupler Unit are possi-
ble.
•
IO-Link communica-
tions are possible in IO-
Link Mode.
Not lit The Unit is operating nor-
mally.
•
IO-Link communica-
tions are stopped in IO-
Link Mode.
•
IO-Link Mode is not
used.
I/O power supply error
Lit A hardware error or other
critical error has occurred
in the IO-Link port.
Flash- One of the following oc-
es at curred in IO-Link Mode.
0.5-s
inter-
vals.
10 Troubleshooting for IO-Link Systems
Cause
--- ---
--- ---
There is insuffi- Check the following items and
cient or no I/O correct the I/O power supply.
power supply. Make sure that the power supply
cable is wired correctly.
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.
A hardware error Replace the Unit.
has occurred.
10
Correction
10-13