765-1503/100-000
Diagnostics
Product manual | Version: 2.0.0
97
16DO FLD EI DC 24V 2.0A
Table 62: APL LED
LED
Color
State
Description
APL
Duo LED, red/green/yellow (yellow = simultaneously red and green)
Off
Off
LED without function
EtherNet/IP Adapter Status
The MS and NS LEDs indicate the status of the EtherNet/IP module.
The LNK and ACT LEDs indicate the Ethernet status.
Table 63: Status of the EtherNet/IP module
LED
Color
State
Description
MS
(module status)
Duo LED, red/green
Green
On
Module in operation:
The module is in op-
eration and working correctly.
Green
Flashing (1 Hz)
Standby:
The module has not been config-
ured.
Green/red/green
Rapid flashing:
green/red/green
Self test:
The module runs through a self
test after it is switched on. The following se-
quence occurs during the self test:
•
NS LED off
•
MS LED lights up green for about
250 ms, turns red for about 250 ms and
then lights up green again (and contin-
ues to do so until the test is completed).
•
NS LED lights up green for about
250 ms, turns red for about 250 ms and
then goes out (and remains off until the
test is completed).
Red/green/off
Flashing sequence:
red/green/off
Flashing sequence:
The flashing se-
quence identifies the adapter visually. The
scanner can start the flashing sequence in
identity object 1 of the adapter. The MS
LED and NS LED go through the flashing
sequence simultaneously.
Red
Flashing (1 Hz)
Serious recoverable error:
The module
has identified an error that is serious but
can be fixed – for example, an incorrect or
inconsistent configuration may be classified
as a serious recoverable error.
Red
On
Serious unrecoverable error:
The module
has identified an error that is serious and
cannot be fixed.
Off
Off
Switched off:
The module is switched off.
NS
(Network status)
Duo LED, red/green
Green
On
Connected:
An IP address is configured, at
least one CIP connection (of any transport
class) has been established, and, for an
Exclusive Owner connection, the time limit
has not been exceeded.
Green
Flashing (1 Hz)
No connection:
An IP address has been
configured, but no CIP connections have
been established, and, for an Exclusive
Owner connection, the time limit has not
been exceeded.
