Omron CK3M Series User Manual page 132

4 Installation
NX-series CPU Unit
Control panel Other device
b. Installation by connecting devices and noise sources to a common earth electrode
This is an earthing method to connect the device that is connected with a communications ca-
ble, other devices, and a device that could be a noise source, to a common earth electrode.
This earthing method is not recommended, because the device that is a potential noise source
may interfere electromagnetically with other devices.
NX-series CPU Unit
Control panel Other device
 Daisy Chain
This is an earthing method to connect the device that is connected with a communications cable,
other devices, and a device that could be a noise source using a daisy-chain topology to a common
earth electrode.
This earthing method is not recommended because the device that could be a noise source may
interfere electromagnetically with other devices.
4-26
CK3M-series Programmable Multi-Axis Controller
Hub
10 m min.
CK3M-series Programmable Multi-Axis Controller
Hub
CK3M-series Programmable Multi-Axis Controller User's Manual Hardware (O036)
A device that could
be a noise source
A device that could
be a noise source