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AC500 – HIGH PERFORMANCE MODUL AR PLC                                             127




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          AC500
          Technical data




         CD522 encoder module
         The CD522 module offers accuracy and dynamic flexibility for a customized solution. It has two
         independent encoder inputs onboard and is easily configured using the Automation Builder software
         for 10 different operation modes and for frequencies up to 300 kHz. The CD522 module also integrates
         outputs for pulses and for PWM as well as normal inputs and outputs, depending on selected encoder
         mode.

         Type                                          CD522
         Functionality
         Digital inputs/outputs                        24 V DC, dedicated inputs/outputs can be used for specific counting functions. All
                                                       unused inputs/outputs can be used as input/output with standard specification.
                                Input options          Catch/Touch operation, counter value stored in separate variable on external
                                                       event (rising or falling)
                                                       Set to preset counter register with predefined value           04
                                                       Set to reset counter register
                                End value output       Output set when predefined value is reached
                                Reference point initialization   
                                (RPI) input for relative encoder
                                initialization
         High-speed counter/encoder
            Integrated counters  Counter characteristics  2 counters (24 V DC, 5 V DC, differential and 1 Vpp sinus input)
                                Counter mode           one 32 bits or two 16 bits
                                Relative position encoder  X1, X2, X4
                                Absolute SSI encoder   
                                Time frequency meter   
                                Frequency input        up to 300 kHz
         PWM/pulse outputs
            Output mode specification  Number of outputs  2
                                Push pull output       24 V DC, 100 mA max
                                Current limitation     Thermal and overcurrent
            PWM mode specification  Frequency          1…100 kHz
                                Value                  0...100 %
            Pulse mode specification  Frequency        1…15 kHz
                                Pulse emission         1…65535 pulses
                                Number of pulses emitted   0...100 %
                                indicator
            Frequency mode      Frequency output       100 kHz
            specification       Duty Cycle             Set to 50 %
         Number of channels per module
         Digital                input                  2
                                output                 2
         Configurable channels DC (configurable as inputs or outputs)  8
         Additional configuration of channels as
         Fast counter                                  Integrated 2 counter encoders
         Connection via terminal unit                  
         Digital Inputs
         Input                  signal voltage         24 V DC
                                time delay             8 ms typically configurable from 0.1 up to 32 ms
         Input current per channel
         At input voltage                       24 V DC  Typically 5 mA
                                                 5 V DC  > 1 mA
                                                15 V DC  > 5 mA
                                                30 V DC  < 8 mA
         Digital outputs
         Output voltage at signal state 1              UP – 0.8 V
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