Product Description
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EN-US · 30.30.01.02237 · 00 · 04/20
3.5.2 Display
An LED for displaying the status is assigned to each input.
The LEDs indicate the following information:
DI module
Item
Meaning
State
Description
2
1
3
1
LED assignment
for the ports
—
1: Port X1
2: Port X2
3: Port X3
4: Port X4
2
LED – status 1
Off
No valid signal (0 V) at input 1 (Pin 2)
of the corresponding port
Yellow
Valid signal (24 V) at input 1 (Pin 2)
of the corresponding port
3
LED – status 2
Off
No valid signal (0 V) at input 2 (Pin 4)
of the corresponding port
Yellow
Valid signal (24 V) at input 2 (Pin 4)
of the corresponding port
