ACR2000

User and System Memory 128 x 8 bytes Standard (Each Expandable to .5 Mbytes). 32 Optically Isolated 24 VDC Inputs and Outputs (Expandable to 288 Optically Isolated 24 VDC Inputs and Outputs). Up to Four Communication Channels (PC Bus, 2 Serial RS-232/RS-422, 1Parallel Port). 4 axis of Servo or Stepper Control.