Precautions for Safe Use
• Do not press a flat-blade screwdriver straight into the release hole on a screwless clamping
terminal block. Doing so may break the terminal block.
• When you insert a flat-blade screwdriver into a release hole on a screwless clamping terminal
block, press it down with a force of 30N or less. Applying excessive force may damage the
terminal block.
•
Do not incline or twist the flat-blade screwdriver while it is in a release hole on a screwless
clamping terminal block. Doing so may break the terminal block.
• Follow the instructions in this manual to correctly perform wiring.
• Do not pull on the cables or bend the cables beyond their natural limit.
Doing so may break the cables.
5 Installation and Wiring
5-50
NX-series NX502 CPU Unit Hardware User's Manual (W629)
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