24
8.1 LEDs
LED
Colour
State
Description
INT
red
on
internal fault
off
no internal fault
unit in the operating mode
L
red
on
short circuit on the left side
off
no fault on the left side
unit in the operating mode
R
red
on
short circuit on the right side
off
no fault on the right side
unit in the operating mode
DI1, DI2
yellow
on
input signal high
off
input signal low
green
on
IO-Link communication active
off
IO-Link communication not active
US
green
on
voltage supply ≥ 17.5 V
off
voltage supply < 15�5 V
