Diagnostics; Diagnostics Using Led Display - Siemens SIMATIC ET 200S Manual

Diagnostics

3.1

Diagnostics using LED display

Power module
LED displays on the power module:
①
②
Status and error displays by means of LEDs on power modules
The table below shows the status and error displays on the power module.
Event (LEDs)
SF PWR
on
Power module PM-E DC24..48V (6ES7138-4CA50-0AB0)
Manual, 04/2007, A5E01119980-01
1
2
Batch error (red)
Load voltage (green)
No parameter assignment or incorrect
module plugged in. A diagnostic message
is pending.
off There is no load voltage at the power
module.
Cause Remedy
Check the parameter assignment.
Evaluate the diagnostics.
Check the load voltage.
3
13