PLC S7-200

Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
1                   
                 
                 
                 
2            3         
                 
                 
     4    5            
                 
                 
6     7              8    
           9        
           10        
     11              
                 
 12         13           
                 
                 
 14