Siemens SIMATIC PN/CAN LINK

Diagnostics
11.1 Status LEDs
SIMATIC PN/CAN LINK
142 Operating Instructions, 03/2022, A5E39895388-AC
11.1.3 Connection status CAN bus in "CAN transparent" operating mode
Connection status of the CAN bus in "CAN transparent" operating mode
The PN/CAN LINK signals its state in "CAN transparent" operating mode with the fieldbus LEDs
on the front of the housing (Design (Page 32)).
Table 11- 3 Behavior of the RUN LED
RUN LED
Meaning
Off
PN/CAN LINK is off.
On
PN/CAN LINK is in "ON" state.
Table 11- 4 Behavior of the ERR LED
ERR LED
Meaning
Off
No error on the CAN bus
One-time brief
flashing
The CAN controller is in "Error passive" state.
On
The CAN controller is in "Bus-Off" state.