Industrial
Electronic Devices
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User Manual
IO-Link / MQTT
Document code: MN67873_ENG Revision 1.000 Page 12 of 41
LEDS:
The device has got five LEDs that are used to give information of the functioning status.
The various meanings of the LEDs are described in the table below.
LED
Normal Mode
Boot Mode
1: Device State (green)
Blinks slowly (~1Hz)
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
2: IO-Link comm. (green)
Flashing:
IO-Link communication
OFF:
No IO-Link communication
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
3: MQTT
comm. (green)
Flashing:
MQTT
communication
OFF:
No MQTT
communication
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
4: Error state (green)
ON:
at least one IO-Link device is not communicating
OFF:
No errors are present
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
5: Ethernet Link (green)
ON:
Ethernet cable connected
OFF:
Ethernet cable not connected
ON:
Ethernet cable connected
OFF:
Ethernet cable not connected
