Proface LT4300M - 5.7 Modular HMI + Control" - Manual (Page 122)

Communication Interface
122
The table describes the pins of the CANopen interface:
The shield is connected to pin 6, the 0 Vdc pin.
NOTE: Pin 9 is not connected internally. The controller does not provide power on CAN_V+.
Status LED
The table describes the CAN status LED:
The table describes the CAN STS status LED:
NOTE: CanOpen LED is mounted alongside the cover.
PIN Signal Description
1 N.C. Reserved
2 CAN_L CAN_L bus Line (Low)
3 CAN_GND CAN 0 Vdc
4 N.C. Reserved
5 CAN_SHLD N.C.
6 GND 0 Vdc
7 CAN_H CAN_H bus Line (High)
8 N.C. Reserved
9 N.C. Reserved
WARNING
UNINTENDED EQUIPMENT OPERATION
Do not connect wires to unused terminals or terminals marked “Not Connected (N.C.)”.
Failure to follow these instructions can result in death, serious injury, or equipment
damage.
Marking Description LED
Color Description
CAN STS CANopen status Green / Red See CAN STS status LED below
CAN0 LED CANopen Status Description
OFF No CANopen
configured CANopen is not active in the application.
Single flash red /
with green ON Acceptable detected
error limit threshold
has been reached The controller has detected that the maximum
number of error frames has been reached or
exceeded.
Double flash red /
with green ON Node Guarding or
Heartbeat event The controller has detected either a Node
Guarding or Heartbeat exception for the
CANopen master or slave device.
Red ON Bus off The CANopen bus is stopped.
Green ON The CANopen bus is operational.