Wascomat EX677 - Circuit Diagrams for Variants

69
I/O modules
Circuit diagram of function options for I/O module type 2
The wiring diagram for I/O module type 2 may be one of the following vari-
ants: 22A, 22B, 22C, 22D, 22E, 22F or 22G.
 


 


  


     

    


 
  


     




  






  


  













 



 

















     
6606
22A
• Thesignalreceivedfromexternalslotmetersmustbeapulse.
In order to count down prices, the signal initiating the programming procedure
must be active (high).