Siemens SIMATIC ET 200eco PN M12-L Equipment Manual page 28

PROFINET IO
4.2 Interrupts/diagnostics alarms
Meaning of the LEDs
The following tables set out the meaning of the status and error displays. Measures for
dealing with diagnostics alarms can be found in the section Diagnostics alarms (Page 30-31).
Behavior of the LEDs RN/NS (RUN/network status), ER/MS (ERROR/module status) and MT/IO
(MAINT/IO status) on PROFINET
Table 4-3 Error display of the LEDs
RN/
NS
Off
On
Flashes
On
Not rel­
evant Flashes
Not rel­
evant
Flashes Flashes Flashes
28
LEDs
ER/ MT/
MS IO
Missing or insufficient supply voltage
Off Off at the I/O device.
Test of LEDs during startup: The three
On On LEDs light up simultaneously for
approximately 0.25 s.
The three LEDs light up simultaneously
for approximately 2 s while "Reset to
factory settings" is running.
The ET 200eco PN is disabled.
Off Off
The ET 200eco PN is not or incorrectly
configured.
The ET 200eco PN is starting up.
The ET 200eco PN is being assigned
parameters.
Loading firmware (when the firmware
update is performed during startup, all
LEDs retain their current status)
Not rel­ Not rel­ The ET 200eco PN is currently exchan­
evant evant ging data with the IO controller.
Not rel­ Module diagnostics is available
evant
The preset configuration does not
match the actual configuration.
Parameter error
Not rel­ Maintenance
evant On
The "Node flash test" is running (the
P1 LK and P2 LK LEDs of the PROFINET
interface are also flashing).
Hardware or firmware defective (The
P1 LK and P2 LK LEDs of the PROFINET
interface are not flashing).
Meaning
I/O device digital inputs DI 16x24VDC M12-L 8xM12 (6ES7141-6BH00-0BB0)
Equipment Manual, 03/2023, A5E46570510-AD
Remedy
Check the supply voltage.
---
---
Activate the ET 200eco PN with the
configuration software or via the user
program.
Configure the ET 200eco PN via the
configuration software.
---
Evaluate the diagnostics and eliminate
the error.
Check the configuration of the
ET 200eco PN.
Correct the errors in the parameter
assignment.
Evaluate the maintenance events.
---
Replace the ET 200eco PN module.