Manual

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wDiscrete 24 VDC true low I/O on both the ISA Main Controller Unit and the Axis Controller
Unit provide direct communication with the PLC, as well as individual spindle control via the
Axis Controller Unit discrete I/O.
wCommunication with additional devices is accomplished via: (1) RS232C input port,
(1) RS232C output port, (1) RS422 port (option), and (1) Centronics parallel port.
Chapter 3: System Description
Page 3-2