Omron CK3M Seres Hardware User Manual page 169

Example of Recommended Equipment Arrangement
OK
Controller
Control panel
Example of Poor Equipment Arrangement
NG
Control panel
Examples of Equipment Arrangement in Panel with High-voltage Devices
Arrangement of Controller and Units
The coils and contacts in electromagnetic contacts and relays in an external circuit are sources of
noise. Do not install them close to the Controller. Locate them at least 100 mm away from the Control-
ler.
DC I/O
device
Terminal block
Example of Arrangement in Panel
Wire Layout for the Power Supply System
Observe the following points when wiring the power supply system.
• Separate the Controller power supply from the I/O device power supply and install a noise filter near
the Controller power supply feed section.
CK3M/CK5M Series Programmable Multi-Axis Controller Hardware User's Manual (O036)
Control panel High-voltage
power panel
Controller
Control panel High-voltage
power panel
Controller
AC I/O
device
4 Installation
4
4-23