Professional range of PLCs which can provide the user with a secure, high-powered unit with exeptional expandability options thanks to the variety of expansion options available for the series. APFX programmable controllers offer a Servo and Stepper motor control solution with diverse control options. With these applications in mind the AFPX series of general purpose PLC which is well suited for small scale equipment control enabling multi-axis control within a small space Accessory Type Communication Cassette Application Communication For Use With FP-X Programmable Controllers Primary Type Option Series AFPX Series Type Communications Number of Channels: 2 Interface Type: RS485 Insulation Type: Insulated