Terminal Blocks - Omron NX Series Hardware User Manual

Indicator
LINK/ACT
l Built-in EtherCAT (Port 3) Status Indicators
These indicators show the operation status of the built-in EtherCAT port of the CPU Unit.
Indicator
NET RUN
NET ERR
LINK/ACT
3-1-5

Terminal Blocks

The terminal blocks on the CPU Unit are removable screwless clamping terminal blocks that allow you
to easily connect and remove the wiring.
Connect the Unit power supply and ground lines to the screwless clamping terminal block.
NX-series NX502 CPU Unit Hardware User's Manual (W629)
Color Status
Yellow Lit.
Flashing
Not lit.
Color Status
Green Lit.
Flashing EtherCAT communications are established.
Not lit.
Red Lit.
Flashing A recoverable error occurred.
Not lit.
Yellow Lit.
Flashing Data communications are in progress after establishing link.
Not lit.
The link was established.
The link is established, and data communications are in progress.
A link was not established.
•
The cable is not connected.
•
The power supply is OFF or the CPU Unit was reset.
Meaning
EtherCAT communications are in progress.
•
Inputs and outputs for I/O data are in operation.
This indicator shows either of the following conditions.
•
Only message communications are in operation.
•
Only message communications and I/O data inputs are in op-
eration.
EtherCAT communications are stopped.
•
The power supply is OFF or the CPU Unit was reset.
•
A MAC address error, communications Controller error, or oth-
er error occurred.
A hardware error or unrecoverable error occurred, such as for
exception processing.
There are no errors.
A link is established.
Flashes every time data is sent or received.
The link was not established.
3 Configuration Units
Meaning
3
3-9