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Appendix B
Specifications
201
C200H-B7A02
Terminal
Name
Function
Word
B0
SIG OUT1
Connect to SIG terminal on Output B7A Link Terminal.
m
B1
– OUT1
Connect to – power supply terminal on Output B7A Link
Terminal.
B2, B3
NC
Not used.
NA
B4
SIG OUT2
Connect to SIG terminal on Output B7A Link Terminal.
m + 1
B5
– OUT2
Connect to – power supply terminal on Output B7A Link
Terminal.
B6 to B8
NC
Not used.
NA
A0 to A7
B9
+V
Connect to + terminal on external power supply.
A8
–V
Connect to – terminal on external power supply.
Recommended Cables and Transmission Distance
The following cables are recommended to connect the B7A Interface Unit to B7A Link Terminals. The wiring meth-
od and transmission distance depend on the transmission delay and on whether or not a common power supply is
being used for the B7A Link Terminal and the Interface Unit.
Standard Transmission Delays (19.2 ms): Cap-tire Cable
Power supply
Cable
Transmission distance
Common
VCTF, 0.75 mm
2
x 3 conductors
100 m max.
Separate
VCTF ,0.75 mm
2
x 2 conductors
500 m max.
High-speed Transmission Delays (3 ms): Shielded Cable
Power supply
Cable
Transmission distance
Common
Shielded cable, 0.75 mm
2
x 3 conductors
50 m max.
Separate
Shielded cable, 0.75 mm
2
x 2 conductors
100 m max.
Terminal Construction
Use hook-type crimp connectors with a line thickness of 0.25 to 1.65 mm
2
. The
construction of the terminals is shown in the illustration.
Wiring Method
Standard Transmission Delays (19.2 ms)
Transmission distance: 100 m max.
Transmission cable: VCTF 0.75 mm
2
or higher
B7A Link Terminal
B7A Link Terminal
12 to 24 VDC
B7A Interface Unit
Common Power Supply