
2.16/18/21-B, 16/18-C CONNECTION B-62714EN/04
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(2) Using the procedure below, connect the I/O Link-II cable to the
terminal block on the cable connection side separated from the
interface board. See Fig. 2(c).
- Connect the paired wires of the cable to signal A and signal
B.
Make a connection to SG.
For a station where a terminating resistor is to be connected,
connect TA and TB with each other.
Terminal block on the cable
connection side
M3 screw terminal (7 terminals)
Signal name Description
TA, TB A terminating register is connected/unconnected.
TA/TB connected Terminating resistor connected
TA/TB open Terminating resistor unconnected
A Data signal A
B Data signal B
SG Signal ground
SHG SG B
FG TB TA
Fig. 2(c) Signal assignment