User Manual
  LOGO! functions 
  4.4 Special functions list - SF 
LOGO! 
Manual, 04/2011, A5E03556174-01 
233 
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Message Text Function Block 
Symbol in LOGO!  Wiring  Description 
Input En  A 0 to 1 transition at input En (Enable) starts the 
output of the message text. 
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Input P  P: Priority of the message text 
 Range of values: 0...127 
 Message destination 
 Message tick settings 
Ack: Acknowledgment of the message text 










