Omron NX701-1620, User Manual

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4 Installation and Wiring
NX-series CPU Unit Hardware User’s Manual (W535)
4-4 Wiring
4
4-
4-1 Pow
er Supply
Wiring
4-4 Wiring
Precautions for Safe Use
• Use crimp terminals for wiring.
• Do not connect bare stranded wires directly to terminals.
Additional Information
Do not allow wire clippings, shavings, or other foreign material to enter any Unit. Otherwise,
Unit burning, failure, or malfunction may occur. Cover the Units or take other suitable counter-
measures, especially during wiring work.

NX-PA9001 Power Supply Unit
• Do not input a voltage or current that exceeds the specified range into a Unit or slave. If a volt-
age or current that is outside the specified range is input, the Unit or slave may fail or a fire
may occur.
• Tighten terminal block screws and cable screws to the torques specified in this manual or in
the reference manuals. The loose screws may result in fire or malfunction.
• Do not touch devices while power is supplied or immediately after the power supply is turned
OFF. You may be burnt.
4-4-1 Power Supply Wiring
AC Power Supply Units
WARNING
CAUTION
L1
L2/N
L1
L2/N
AC100-2
INPUT
RUN
OUTPUT
AC240V
DC24V
AC power supply
100 to 240 V
AC power supply
M4 self-raising screw terminals
Power
supply
RUN output
*1. The RUN output is ON when the CPU Unit is in RUN mode and OFF when the CPU
Unit is in PROGRAM mode or a Controller error in the major fault level occurs.
*1
PA9001
PWR
Isolation
transformer
1:1