Standard function LED KL8524
The LEDs light up steadily yellow if the automatic switch is set to auto and the respective output is FALSE.
The LEDs light up steadily green if the automatic switch is set to auto and the respective output is TRUE (set by the PLC).
The LEDs flash yellow if the automatic switch is set to "man" and the respective output is FALSE.
The LEDs flash green if the automatic switch is set to "man" and the respective output is TRUE (set by the three-step switch).
This functionality can be disabled with the variable byDisCh. The LEDs can then be set from the PLC.