CIO21A and CID21A input/output cards

Input/output card CIO21A is used to increase the number of digital and analog inputs and outputs of the basic device:

  • 4 digital inputs
  • 4 digital outputs
  • 2 analog inputs (current/voltage)
  • 2 analog outputs (current/voltage)

Input/output card CID21A is used to increase the number of digital inputs and outputs of the basic device:

  • 4 digital inputs
  • 4 digital outputs