Appendix BSpecifications
158
Unit Models Words allocated per
Unit
Allocation order Words allocated when
I/O number = 0
32 inputs C200H-B7A12
2
2 words allocated to
inputs
IR 030: input
32 outputs C200H-B7A02 2 words allocated to
outputs
IR 030: output
16 outputs, 16 inputs C200H-B7A21 1 word allocated to
outputs → 1 word
allocated to inputs
IR 030: output
IR 031: input
32 outputs, 32 inputs C200H-B7A22 4 2 words allocated to
outputs → 2 words
allocated to inputs
IR 030: output
IR 031: output
IR 032: input
IR 033: input
Parts and Names (C200H-B7A22 shown below)
12 to 24 VDC
Status indicators
The indicators depend on the model of B7A Inter-
face Unit.
External Power Supply Terminals
Supply 12 to 24 VDC.
Connection terminals
Connect to the SIG terminal of the B7A Link Terminal
and to the negative power terminal of the B7A Link
Terminal. The actual use of these terminals depends
on the B7A Interface Unit.
12 to 24 VDC
I/O number switch
This switch determines the words allocated to the
Unit.
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