765-4203/0100-0000
Diagnostics
Product manual | Version: 1.0.0
101
4PORT IOL-A FLD EC DC 24V 2.0A
LED
Color
State
Description
Off
Off
The module is not connected to the ETH-
ERNET.
–
LED yellow
Off
Off
This LED is not used.
Table 75: LED States ETHERNET Status
LED State
Definition
Flickering
(load-dependent)
The indicator switches on and off at a frequency of 10 Hz, indicating high ETHERNET
activity:
on for 50 ms and then off for 50 ms.
The indicator switches on and off at irregular intervals to indicate low ETHERNET activ-
ity.
Bluetooth
®
Status
The Bluetooth
®
LED is integrated into the Bluetooth
®
antenna and indicates the connec-
tion status.
Table 76: LED States
®
LED
Color
State
Description
BT
Duo LED, blue/red
Blue
On
Bluetooth
®
connection established
Off
Off
Bluetooth
®
inactive
IO-Link Port Status
LEDs 0 (port X01), 2 (port X02), 4 (port X03) and 6 (port X04) indicate the status of the
IO-Link Master or digital input/output channel A.
LEDs 1 (port X01), 3 (port X02), 5 (port X03) and 7 (port X04) indicate the status of the
digital input/output channel B.
Table 77: IO-Link Port Status (Class A)
LED
Color
State
Description
0, 2, 4, ...
IO-Link Port Chan-
nel A
(pin 4)
Duo LED, yellow/red/green (yellow = simultaneously red and green)
yellow
On
Status of digital input/output channel A: 1
Off
Off
Status of digital input/output channel A: 0
green
On
IO-Link communication active
green
Flashing 1 Hz
No IO-Link communication or incorrect IO-
Link device
red
On
Overload, short circuit (pin 4 and pin 3)
red
Flashing 1 Hz
Overload, sensor supply short circuit (pin 1
and pin 3)
1, 3, 5, ...
IO-Link Port Chan-
nel A
(pin 2)
Duo LED, yellow/red (yellow = simultaneously red and green)
yellow
On
Status of digital input/output channel B: 1
Off
Off
Status of digital input/output channel B: 0
red
On
Overload, short circuit (pin 2 and pin 3)
red
Flashing 1 Hz
Overload, sensor supply short circuit (pin 1
and pin 3)
