Connection Status Can Bus In The Two Canopen Operating Modes - Siemens Simatic Operating Instructions Manual

10.1.2

Connection status CAN bus in the two CANopen operating modes

Connection status CAN bus in the two CANopen operating modes
The PN/CAN LINK signals its state in "CANopen Manager" mode and in "CANopen Slave"
mode with the CAN LEDs on the front of the housing (Design (Page 18)).
Table 10- 1
One-time brief flashing
Table 10- 2
One-time brief flashing
Two-time brief flashing
SIMATIC PN/CAN LINK
Operating Instructions, 03/2018, A5E39895388-AB
Behavior of the RUN LED
RUN LED Meaning
The PN/CAN LINK is in the initialization phase.
Off
The NMT state of the PN/CAN LINK is
"Pre-Operational".
Flashes
The NMT state of the PN/CAN LINK is
"Stopped".
The NMT state of the PN/CAN LINK is
"Operational".
On
Behavior of the ERR LED
ERR LED Meaning
No error on the CANopen bus
Off
At least one error counter in the CAN controller
has reached its warning threshold.
A heartbeat or node guarding error has
occurred.
The CAN controller is in "Bus-Off" state.
On
Diagnostics
10.1 Status LEDs
Note
After switching on the
device or after reset
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Note
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