Omron CK3M Seres Hardware User Manual page 175

NX-series CPU Unit
Control panel
b. Installation method 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
 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.
CK3M/CK5M Series Programmable Multi-Axis Controller Hardware User's Manual (O036)
CK M-series Programmable Multi-Axis Controller
Other device
Hub
CK M-series Programmable Multi-Axis Controller
Other device
Hub
A device that could
be a noise source
10 m min.
A device that could
be a noise source
4 Installation
4
4-29