WEG PLC300, User Manual, Page: 28 / 76

Description of the Keys
5-2 | PLC300
<SETUP> key
Three functions can be accessed by means of this key: when pressed normally, it enters
the status of the I/Os (Status PLC300); when pressed for t>3s, it enters the PLC300 setup;
when pressed after the <SHIFT> key, it shows the opening screen of the product, where
you can see the firmware version.
<SHIFT> key
When pressed once, it enables the second function of the keys, the LED keeps on until
any key is pressed. If pressed twice in a row, it locks the second function of the keys, in
this case, the LED keeps flashing until the <SHIFT> key is pressed again, turning off the
second function.