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4 Installation and Wiring
NX-series Digital I/O Unit User’s Manual (W521)
4-3 Wiring the Terminals
4
4-3-3 Wiring to MIL/Fujitsu Connectors
z Wire Size
We recommend using cable with wire gauges of AWG 24 or AWG 28 (0.2 mm
2
to 0.08 mm
2
). Use
cable with external wire diameters of 1.61 mm max.
z Wiring
NX Units with MIL Connectors
• Make sure that all Units are connected properly.
• After the cable side connector is connected, close the lock lever on the NX Unit side connector sec-
tion to lock it. After you complete the wiring, make sure that the connector is locked.
NX Units with Fujitsu Connectors
1 Check that each Unit is installed securely.
Precautions for Correct Use
Do not force the cables.
2 When solder-type connectors are being used, be sure not to accidentally short adjacent termi-
nals.
Cover the solder joint with heat-shrink tubing.
Solder-type connector
Heat-shrink tubing
Wire (0.2 to 0.13 mm
2
)
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