
Operating instructions IO-Link Master IOLG2PN-03208R01 – PROFINET
Setup and function
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Pin/port LEDs: IO-Link port
Indicator LEDs
Description
Green
IO-Link connection active
Flashing green
No IO-Link connection or incorrect IO-Link device
Green, fast flashing
IO-Link preoperate during data storage
R
ed, fast flashing
• Validation failed
• Incorrect configuration of IO-Link data length
• Data storage failed
• Incorrect IO-Link device for data storage
Red
IO-Link short-circuit between pin 3 and pin 4
Table 6:
Pin/port LEDs: IO-Link port