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TD_PCM1x_Packages_Installation_09.04_GB
5.9 Interface
5.9.1 Interface
Wiring
In
te
rfa
ce
CAN b
us
CA
N
-L
Te
rm
inat
io
n
CA
N
-H
GND
C
A B
D E
Figure 5-20: Interface – Terminals
Wiring Description
Whether the terminals are designated X or Y depends on the configuration of the system.
Please refer to the wiring diagram (A = X/Y, B = X/Y, etc.)
all
A (X1)
B (X2)
C (X3)
D (X4)
E (X5)
[1] [1] GND
CAN-H
CAN-L
CAN
bus
[1].. can be used to loop the CAN bus or/and to connect the termination resistance.
Table 5-21: Interface - terminal assignment
5.9.2
CAN Bus Screening
Interface
CAN bus
CAN-H
CAN-L
GND
Shield
1 MOhm
0.01 uF
400 Vac
Figure 5-21: Interface – CAN bus screening