IO-Link 
Event 
Codes 
Type 
Event  Solution 
Source 
Warning  Error
Notifica-
IO-Link
IO-Link
16#8C10  V     
Process variable range 
Check process data    V 
16#8C20    V   
Measurement range over-
Check application    V 
16#8C30  V     
Process variable range 
Check process data    V 
16#8CA0  V     
No connected IO-Link 
Check installation  V   
16#8CA1  V     
The version of the IO-Link 
protocol is different from 
Use matching IODD file 
and configured again.   
V   
16#8CA2  V     
Connected device is 
different from the one 
configured in the software 
Check configurations and 
installation 
V   
16#8CA3        Reserved    V   
16#8CA4    V   
IO-Link device process 
cable short circuit 
Check installation  V   
16#8CA5  V     
Master temperature 
exceeds 135°C 
Clear source of heat  V   
16#8CA6    V   
Master temperature 
exceeds 160°C 
Clear source of heat and 
lower load 
V   
16#8CA7  V     
Device power supply 
voltage under-run L+ 
(<18V) 
Check the external power 
supply    V   
16#8CA8    V   
Device power supply 
voltage under-run L+ (<9V) 
Check the external power 
V   
16#8CA9  V      Illegal device ID 
Check device 
V   
16#8CAA  V     
IO-Link process data 
Check device 
V   
16#8CAB  V     
Process data range over-
run   
Scan the device and 
download the configuration 
V   
16#8CAC    V    Data storage error 
If the problem persists, 
contact the local 
V   
16#FF23      V 
Data storage identification 
mismatch   
Set the Data Storage 
access locked and set it to 
backup / restore and then 
backing up data according 
to actual placement.   
V   
16#FF24      V  Data storage not sufficient 
Check device 
V   
16#FF25      V 
Data storage parameter 
Check device 
specifications 
V   
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Send Quote Requests to info@automatedpt.com 
Call +1(800)985-6929 To Order or Order Online At Deltaacdrives.com