X20 system modules • Bus receivers and Bus transmitters • X20BT9400
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X20 system User's Manual 3.10
With a supply and jumper
+
_
GND
+24 VDC
I/O
Power supply
X2X
X2X\
X2X
⊥
X2X+
BT
Jumper
10 A slow-blow
Figure 244: Connection example with a supply and jumper
No feed for internal I/O supply
GND
+24 VDC
X2X
X2X\
X2X
⊥
X2X+
BT
Jumper
Figure 245: Connection example - No feed for internal I/O supply
4.8.4.7 Supply via bus transmitter
The bus transmitter has an integrated internal I/O supply feed. This saves a power supply module for the last
potential group.
Keep in mind: this potential group is separated from the rest of the potential groups by an I/O module with the
X20BM01 bus module.