3. SCON-CA/CF
A
89
3.3
EtherNet/IP Interface
3.3.1
Names of the Parts
The names of each section related to EtherNet/IP are described as follows.
3.3.2
Monitor LED Indications
The slave condition (each controller), as well as network condition, can be checked using the two LEDs, MS
and NS, provided on the front panel of the controller.
The description of each is explained in the following table.
Name
Display color
Explanation
OFF
The power is turned off or IP address is not yet set.
GN
㧔
Illuminating
㧕
Connection has been established and proper communication is in
progress.
GN (Flashing)
The system is online but connection is not yet established.
Communication is stopped (the network is normal). Check the status
of the master unit.
RED (Illuminating)
A communication error is present.
Communication cannot be
established because an error,
such as duplicate IP addresses,
has been detected.
NS
RED (Flashing)
A communication error is present.
(A communication timeout has
been detected.)
Check the IP address setting,
wiring condition of the
communication line, power supply
for the hub, noise measures, etc.
OFF
The power is turned off.
GN
㧔
Illuminating)
Operation is normal.
The system is in the scanner (master) control mode.
GN (Flashing)
Connection is not yet established with the scanner (master).
Check the setting of configuration information.
Check if the scanner (master) is idle.
RED (Illuminating)
A hardware error is present.
The board must be replaced. Please contact IAI.
NS
RED (Flashing)
A configuration error, invalid setting or other minor error is present.
The problem can be resolved by, for example, setting the problem
item or items again.
SV/ALM Status indicator LEDs
֥
Status LEDs
EtherNet/IP port
NS
MS
