BusAdapter BA 2xM12
8.3 Diagnostics
BusAdapter
Equipment Manual, 08/2020, A5E41449003-AB
47
8.3 Diagnostics
LED displays
The figure below shows the LEDs on the BusAdapter BA 2xM12:
Figure 8-4 LEDs on the BusAdapter BA 2xM12
LK1/LK2 LEDs on the BusAdapter
Table 8- 2 Status and error displays
Meaning Remedy
off
There is no Ethernet connection
between the PROFINET IO interface
of your PROFINET device and a com-
munication partner, e.g. IO control-
Check whether the bus cable to the switch or
IO controller is disconnected.
on
There is an Ethernet connection
between the PROFINET IO interface
of your PROFINET device and a com-
munication partner, e.g. IO control-
The "Node flash test" is running. The
RN/ER/MT LEDs are also flashing.