Network Configuration Overview; Network Configuration - Omron DEVICENET Operation Manual

Network Configuration Overview

2-1

Network Configuration Overview

2-1-1

Network Configuration

Network with General-purpose Slaves Only
Connect
terminators at
both ends of the
trunk line.
T
Use
DeviceNet Branch
cable.
line
Node
Network with General-purpose and Environment-resistive Slaves
Connect terminators
at both ends of the
trunk line.
Trunk line
T
T-branch
Tap
Use
DeviceNet
Branch
cable.
line
Node
Use DeviceNet cable for the trunk lines and branch lines.
(Use thin cable with Environment-resistive Slaves.)
22
The DeviceNet Network can be configured as shown in the following dia-
grams.
Ground to
100 Ω or less
Trunk line Trunk line
T T
T-branch T-branch
Tap Tap
Branch
line
Branch
Branch
M
line
line
Branch
line
Node
Node
M
Use DeviceNet
cable.
Ground to
100 Ω or less.
Trunk line
T T
T-branch
Tap
Branch
Branch
line
line
Branch M
line
Branch
line
Node
M
Environment-
resistive Slave
Use DeviceNet
Communications
cable.
power supply
.
24 VDC
Power Supply Tap
Trunk
or T-branch Tap
line
T
T-branch
T-branch
Tap
Tap
Branch
T-branch Tap
line
Node
T
Branch
Node
line
Node
M
Node
Communications
power supply
24 VDC
Power Supply
Tap or T-branch
T-branch Tap
Tap
T
T-branch
T-branch
Tap
Tap
Branch
T-branch Tap
line
Node
Node
T
Branch
Node
line
M Node
Node
Section 2-1
Connect terminators
at both ends of the
trunk line.
Trunk
Trunk Trunk
line
M line M line
T
Node
Node
Node
T: T-branch method
M: Multi-drop method
Use DeviceNet cable for the
trunk lines and branch lines.
Connect terminators
at both ends of the
trunk line.
T-branch
Connector
Connector with
T-branch Tap
terminator
T T
Branch
Branch
line
line
Environment-
Environment-
resistive Slave
resistive Slave
T: T-branch method
M: Multi-drop method
T-branch
Tap