Omron NX Series Hardware User Manual page 175

In such a case, secure wires within the range of 30 mm from the screwless clamping terminal
block. Also, leave spaces below the CPU Rack to ensure ventilation, as shown in the following
figure.
30
l Removing Wires
Use the following procedure to remove the wires from the terminal block.
The removal method is the same for ferrules, twisted wires, and solid wires.
If wires are secured firmly to the terminal block, release them first.
1
Press a flat-blade screwdriver at an angle into the release hole.
The appropriate angle of the screwdriver is 10 to 15° to the horizontal.
If you press in the screwdriver correctly, you will feel the springback in the release hole.
2
Leave the flat-blade screwdriver pressed into the release hole and pull out the wire.
NX-series NX102 CPU Unit Hardware User's Manual (W593)
Space to ensure ventilation
Flat-blade screwdriver
1
10 to 15°
2
Wire
5 Installation and Wiring
5-47
5