
B-64044EN/01 CONNECTION 1.CONNECTING THE DeviceNet
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1.7.2 Determining the Position of the Power Supply
The power supply can be positioned as shown below.
Normally, select configuration (l) or (2).
If configuration (1) or (2) cannot satisfy the power supply conditions,
consider configuration (3). When redundant power supplies
(simultaneous supply of power) are required, configuration (4) can
also be selected.
(1) When nodes are placed on both ends of the power supply
Node
Power supply
for
communication
Terminator
erminator
Node NodeNode Node
Power tap
or T-branch tap
(2) When nodes are placed on one end of the power supply
NOTE
Configuration (1) is recommended when power is
supplied to many nodes by one power supply.
Node
Power supply
for
communication
Terminator
Terminator
Node NodeNode Node
Power tap
or T-branch tap
(3) When the power system is separated with multiple power
supplies
Node
Power supply
for
communication
Terminator
Node Node
Power tap
Power supply
for
communication
Terminator
NodeNode
Power tap
System 2 System 1
V+
V-
24V 0V
Fuse
Remove the fuse
and divide V+.
V
- is common to line 1
and line 2.