Omron SYSMAC CS Series Operation Manual page 342

Installation
Cable Connections
CS1 → CS1
I/O Connecting Cable
This cable has simple locking
connectors on both ends.
CPU Rack or
CS1 Expansion Rack
Simple locking
connectors
Cables to CS-series Long-distance Expansion Racks
304
There are two types of connectors used in the I/O Connecting Cables: Simple
locking connectors for CS-series Racks and screw-in connectors for C200H
Racks.
The connectors can be inserted only one way; they cannot be inserted upside
down. Be sure that the connectors fit properly as they are inserted.
CS1 → C200H
I/O Connecting Cable
This cable has a simple locking
connector on one end and a
screw-in connector on the other.
CPU Rack or
CS1 Expansion Rack
Simple locking
connector
CS1 Expansion Rack
Screw-in
connector
Mounting the I/O Control Unit to the CPU Rack
I/O Control Unit
CS1 Long-distance
Expansion Rack
I/O Interface Unit
C200H → C200H
I/O Connecting Cable
This cable has screw-in
connectors on both ends.
C200H Expansion
I/O Rack
C200H Expansion C200H Expansion
I/O Rack I/O Rack
Screw-in
connectors
CPU Rack
CS1 Long-distance
CV-series
Expansion Rack
Expansion
I/O Cables
I/O Interface Unit
Series A
Section 5-2
Series B