LD Language Elements

LCD Screen Backlighting

Description

The LCD screen backlighting output is used to control the backlighting of the LCD

 

by a program.

 

In STOP and RUN modes, the LCD screen is lit for 30 seconds when the user

 

presses any of the buttons on the front panel.

Used as a Coil

 

 

 

Used as a coil, it lights up the LCD when the contacts to which it is connected are

 

conducting.

 

Symbol of the coil of the LCD screen Backlighting function:

 

 

 

 

 

 

TL1

 

 

 

 

 

 

The screen is lit if this coil is active.

 

 

 

 

140

SR2MAN01 11/2007

Page 127
Image 127
Schneider Electric SR2MAN01 user manual LCD Screen Backlighting, Used as a Coil