LEDs
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10.3.6
LEDs EtherNet/IP Scanner
The subsequent table describes the meaning of the EtherNet/IP Scanner
LEDs of the NHST-T100-EN/EIM, respectively of the NHST-T100-EN with
loaded EtherNet/IP Scanner firmware.
LED
Color
State
Meaning
MS
(module status)
Position in the device
drawing:
(7)
Duo LED red/green
(green)
On
Device operational:
The device is operating correctly.
(green)
Flashing (1 Hz)
Standby:
The device has not been configured.
(green/red/
green)
Flashing
green/red/
green
Self-test:
The device is performing its its power-up testing. The module
status indicator test sequence occurs before the network status
indicator test sequence, according to the following sequence:
·
Network status LED off.
·
Module status LED turns green for approximately 250 ms,
turns red for approximately 250 ms, and again turns green
(and holds that state until the power-up test has completed).
·
Network status LED turns green for approximately 250 ms,
turns red for approximately 250 ms, and then turns off (and
holds that state until the power-up test has completed).
(red)
Flashing (1 Hz)
Major recoverable fault:
The device has detected a major
recoverable fault. E.g., an incorrect or inconsistent configuration
can be considered a major recoverable fault.
(red)
On
Major unrecoverable fault:
The device has detected a major
unrecoverable fault.
(off)
(Off)
No power:
The device is powered off.
NS
(Network status)
Position in the device
drawing:
(8)
Duo LED red/green
(green)
On
Connected:
An IP address is configured, at least one CIP
connection (any transport class) is established, and an
Exclusive Owner connection has not timed out.
(green)
Flashing (1 Hz)
No connections:
An IP address is configured, but no CIP
connections are established, and an Exclusive Owner
connection has not timed out.
(green/red/off)
Flashing
green/red/off
Self-test:
The device is performing its power-up testing. Refer
to description for module status LED self-test.
(red)
Flashing (1 Hz)
Connection timeout:
An IP address is configured, and an
Exclusive Owner connection for which this device is the target
has timed out.
The network status indicator returns to steady green only when
all timed out Exclusive Owner connections are reestablished.
(red)
On
Duplicate IP:
The device has detected that its IP address is
already in use.
(off)
Off
Not powered, no IP address:
The device does not have an IP
address (or is powered off).
LINK
Ch0:
(9)
, Ch1:
(12)
LED green
(green)
On
The device is linked to the Ethernet.
(off)
Off
The device has no link to the Ethernet.
ACT
Ch0:
(11)
, Ch1:
(14)
LED yellow
(yellow)
Flickering (load
dependent)
The device sends/receives Ethernet frames.
(off)
Off
The device does not send/receive Ethernet frames.
Table 46: LED states for the EtherNet/IP Scanner protocol
netHOST NHST-T100 | LAN controlled master devices
DOC130401UM05EN | Revision 5 | English | 2018-05 | Released | Public
© Hilscher 2013 – 2018
