User`s manual
Page 13
  D.  Inline Push Button Configuration (A/B Selector)  
    There are four (4) different types of A/B selector sequence available on the Flex system. 
    Choose the one that is most suitable for your application. 
    Type-A selector sequence  :  A+B → A → B → A+B …  
    Type-B selector sequence  :  Off → A → B → Off → A → B …    
    Type-C selector sequence  :  A → B → A+B → A → B → A+B …   
    Type-D selector sequence  :  Off → A → B → A+B → Off → A → B → A+B … 
  DIP  PB-5 PB-6 PB-7 PB-8 
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01110011 Normal Normal A/1&2 Normal 
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01110100 Normal Normal B/1&2 Normal 
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01110101 Normal Normal C/1&2 Normal 
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01110110 Normal Normal D/1&2 Normal 
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00110011 Normal Normal Normal A/3&4 
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00110100 Normal Normal Normal B/3&4 
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00110101 Normal Normal Normal C/3&4 
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00110110 Normal Normal Normal D/3&4 
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01110111 Normal Normal A/1&2  A/3&4 
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01111000 Normal Normal A/1&2  B/3&4 
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01111001 Normal Normal A/1&2  C/3&4 
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01111010 Normal Normal A/1&2  D/3&4 
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01111011 Normal Normal B/1&2  B/3&4 
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01111100 Normal Normal B/1&2  C/3&4 
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01111101 Normal Normal B/1&2  D/3&4 
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01111110 Normal Normal C/1&2  C/3&4 
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01111111 Normal Normal C/1&2  D/3&4 
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10000000 Normal Normal D/1&2  D/3&4 
 * PB-5…PB-8 → Push button number 
 * Normal → Normal momentary contact 
 * A/1&2…D/3&4 → A/B Selector type with designated LED Display (LED 1&2 or LED 3&4)   










