"DIO.." LEDs

The following table shows the statuses of the "DIO.." LEDs:

LED

Meaning

Yellow

Illuminated

If the DIO.. is parameterized as the binary input:You can parameterize the DIO.. binary inputs/outputs as binary inputs or binary outputs.

Input signal at binary input DIO.. is present.

Green

Illuminated

If the DIO.. is parameterized as the binary output:You can parameterize the DIO.. binary inputs/outputs as binary inputs or binary outputs.

Output voltage at binary output DIO.. is present.

Off

Input signal at binary input DIO.. open or "0".You can parameterize the DIO.. binary inputs/outputs as binary inputs or binary outputs.

DIO.. output logical "0".You can parameterize the DIO.. binary inputs/outputs as binary inputs or binary outputs.