WEG PLC300 User Manual - page 41

Configuration of the PLC300

PLC300 | 7-11 

The new password must be confirmed on the next line.

C h a n g e   S E T U P P a s s w d

- - - - - - - - - - - - - - - - - - - -

N e w p a s s w o r d : * * * *

R e t y p e

: * * * *

If there is a typo and the confirmation fails, the new password is requested again, until it 

is confirmed or is pressed.

If there is a confirmation of the new password, the message is shown: 

PASSWORD REDEFINED.

Indicating success in the operation. In this case, the screen to change the password is 

abandoned, returning to the main menu of the setup. 

returns to the main menu of the setup without changing the password.

The arrow or keys work as backspace.

7.16 WATCHDOG

It allows configuring the watchdog of the PLC300. 

W a t c h d o g

- - - - - - - - - - - - - - - - - - - -

> T i m e W D : 0 0 5 0 0 m s

R e s e t P L C : N o

W D O u t p u t : N o n e

O u t p u t S t : T u r n o f f

The arrows and select the option to be changed. By pressing , the 

cursor flashes in the operating mode to be changed. 

The arrows and browse through the possible values:  

 WD Time: allows configuring the watchdog overflow time from 300 ms to 99999 ms. 

Reset PLC: defines whether the occurrence of WD will reset the PLC and run the 

application again, or it will go to a safe state, configured in the following options. 

WD Output: allows choosing an output of exclusive use for the WD, which can be DO8 

or DO9. The writing on it via Ladder will have no effect; it will remain in high level until the 

occurrence of the watchdog. 

Output St.: allows configuring whether the other outputs will keep the state or will turn 

of in the occurrence of the WD.