Interrupts/diagnostic alarms
5.1 Status and error displays
IO-Link digital input/digital output module DIQ 16x24VDC/0,5A 8xM12 (6ES7143-5AH00-0BL0)
Equipment Manual, 08/2021, A5E47926885-AB
19
Meaning of the LEDs
The following tables set out the meaning of the status and error displays. Remedial measures
for diagnostic reports can be found in chapter Diagnostics alarms (Page 20).
DIAG LED
Table 5- 1
Error display of the DIAG LED
DIAG LED
Meaning
Off
No supply voltage 1L+
Flashes
•
No data exchange with the IO-Link Master (e.g. wire break)
•
Firmware is loading
On
Module is currently exchanging data with the IO-Link master and no module
diagnostics
Flashes
Module is currently exchanging data with the IO-Link master and module
diagnostics
LED channel status
Table 5- 2
LED channel status display
LED channel status Meaning
Off
Process signal = 0
On
Process signal = 1
PWR LED
Table 5- 3
Status display of the PWR LED
PWR LED
Meaning
Off
Load voltage 2L+ is missing or too low
On
Load voltage 2L+ present
Summary of Contents for 6ES7143-5AH00-0BL0
Page 1: ......
