ELECTRICAL CONNECTION
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5
Alternative connection of “CAN GND” signal
: connect ‘CAN GND’ together between all nodes. Use the
signal wire inside the shield for this purpose, see figure below:
Figure 27.CAN grounding alternatives
PE NC GND
PE NC GND
PE NC GND
A
23
chassis
CAN GND
chassis
- Used when the shield is connected to terminal 23
and the distance between the devices is short
B
chassis
chassis
23
CAN GND
- Used when the shield is connected to terminal 23
and the distance between the devices is long
C
23
CAN GND
chassis
- Used when CAN GND is connected to terminal 23.
This setting is recommended for best noise immunity
= Factory default
= Recommended setting