
4.STAND-ALONE TYPE 16i/18i/21i-A CONNECTION B-62714EN/04
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4.4 CABLE CONNECTION (USING CONNECTORS
MANUFACTURED BY HIROSE ELECTRIC)
Connector
Mounting
screw
Connector pin assignment
TBA 1 2 3 4 5
Terminal No. Signal name Signal type
1T1
2T2
A terminating resistor is connected.
(T1/T2 connected)
No terminating resistor is connected.
(T1/T2 open)
3 A Data signal A
4 B Data signal B
5 SG Signal ground
Cable connector:
Manufactured by Hirose Electric
HR31-5.08P-5SC (plug)
HR31-SC-121 x 5 (crimp terminal) :
Applicable wire material 0.25 to 1.65 mm
2
The plug is delivered with the board.
Place an order on the crimp terminal (A02B-0259-K211) separately.
NOTE
The crimp terminal is not delivered with the board.
Communication cable connection
(1) Peel off the cable cover by about 30 mm, then cut off an excess
shield.
(2) Peel off the cover of each signal wire by about 5 mm.
(3) Twist the signal wires from which the cover is peel off, then
install a crimp terminal.
Use a crimping tool compliant with JIS C9711, and perform
crimping at the 1.25 indication location.
Recommended crimping tool: HR31-TC-01 manufactured by
Hirose Electric
(4) Insert each signal wire into a plug.
When inserting a crimp terminal into a plug, observe the
following orientation:
Wire
Crimp contact