Siemens 181

Interrupts/diagnostics alarms
5.1 Status and error display
Analog input module AI 4xRTD/TC 2-/3-/4-wire HF (6ES7134-6JD00-0CA1)
36 Manual, 02/2014, A5E03573289-AD
Meaning of the LED displays
The following tables contain the meaning of the status and error displays. Remedies for
diagnostics alarms can be found in section Diagnostics alarms (Page 38).
DIAG LED
Table 5- 1 Error display of the DIAG LED
DIAG LED Meaning
Off
Backplane bus supply of the ET 200SP not OK
Flashes
Module parameters not assigned
On
Module parameters assigned and no module diagnostics
Flashes
Module parameters assigned and module diagnostics
Channel status/channel error LED
Table 5- 2 Status and error display of the LED channel status / channel error
LEDs Meaning
Channel status Channel error
Off Off
Channel deactivated
On Off
Channel activated and no channel diagnostics
Off On
Channel activated and channel diagnostics
On On
Not permitted (error)
PWR LED
Table 5- 3 Status display of the PWR LED
PWR LED Meaning
Off
Supply voltage L+ missing
On
Supply voltage L+ present