Omron C200HE-CPU42-E Instruction Manual page 219

Specifications
Group-2 B7A Interface Units (C200H-B7Ajj)
A Group-2 B7A Interface Unit used with two or four B7A Link Terminals allows the transmission and reception of
32-point or 64-point I/O data over two-conductor cables.
Transmission
distance: 500 m
max.
Group-2 B7A Interface Units can be mounted to a CPU Rack or an Expansion I/O Rack. They cannot be mounted
to Slave Racks.
The words allocated to Group-2 B7A Interface Units are determined by I/O number set on the Units. Units with 32
I/O points are allocated two words; Units with 64 I/O points are allocated four words.
Refer to the B7A Link Terminals Datasheet for more information on B7A Link Terminals.
Models
The following Group-2 B7A Interface Units are available.
B7A Interface Unit
C200H-B7A12
C200H-B7A02
C200H-B7A21
C200H-B7A22
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Group-2 B7A Interface Unit
Inputs
32 points
None
16 points
32 points
CPU
Unit
Input B7A Link Terminal
Sensor
Switch
Output B7A Link Terminal
Lamps and other loads
Outputs
None
32 points
16 points
32points
Appendix B