Status LEDs

Status LEDs 1:
Status LEDs of an IO-Link port

1 - IO-Link

LED signal

Meaning

off

Possibilities:

  • Port not configured
  • Logic level low 1)

red illuminated

flashes sporadically green

Possibilities:

  • IO-Link connection attempt
  • No IO-Link device connected
  • Incorrect IO-Link device connected
  • IO-Link device defective

flashing green

IO-Link communication active

green illuminated

Logic level high 1)

1) Port configured as digital input or output

2 - Digital input DI (EP6228-0042, EP6228-3132, EP6228-3142)

The LED lights up when a high level is present on the digital input DI.