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Remote I/O Systems A maximum of two Optical or Wired Remote I/O Master Units can be mounted to
slots in either the CPU Rack or an Expansion I/O Rack. A maximum total of five
Slave Racks, each with a single Slave Unit, can be connected. C500 Slave
Racks can be used, but each C500 Slave Rack must be counted as two Racks in
calculating the total. For details, refer to the SYSMAC C-series Rack PCs Wired
Remote I/O System Manual (W120) or SYSMAC C-series Optical Remote I/O
System Manual (W136).
Remote I/O Slave Unit
C500 Remote I/O Slave Unit
Optical I/O Units
Remote I/O Slave Unit
C500 Remote I/O Slave Unit
I/O Interface Terminal
I/O terminal
Optical Systems
A maximum total of 64 Optical I/O Units can be connected in an optical system
(32 words).
Note 1. The number of Slave Racks is not related to the number of Master Units.
2. If the number of Optical I/O Units exceeds 32, a B500-RPT01(-P) Repeater
Unit is required.
3. Optical and Wired Units cannot be mixed in the same system.
Wired Systems
A maximum total of 32 I/O Interface Terminals and I/O Terminals (32 words) can
be connected in a wired system.
Expanded System Configurations
Section 2-4
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