Network Specifications; Network Configuration; Basic Network Configuration - YASKAWA MP900 Series User Manual

Network Specifications

3.1.1 Basic Network Configuration

3.1 Network Configuration

3.1.1 Basic Network Configuration

3
This section outlines the network configuration.
Connection Methods
The following diagam shows an example network connection.
T (with terminating resistance) T
Node Node Node
Trunk line
Drop line
T-Branch Adapter
T
Fig 3.1 Network Connection
Configuration Elements
The network is configured from the following elements.
Nodes
A node is either a slave that connects to external I/O, or the Master, which manages the I/O
of the slaves. There are no restrictions on the locations of the Master or Slaves. Any node in
the figure above can be the Master or a Slave.
Trunk Line and Drop Lines
A cable with a terminator on each end is the trunk line. Any cable branching from the trunk
line is a drop line.
Connection Methods
A node is connected using the T-branch method or multi-drop method. A T-Branch Adapter
is used to connect a node with the T-branch method. A node is directly connected to the
trunk line or a drop line with the multi-drop method. Both T-branch and multi-drop methods
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T
Node
T
Node
T
Node Node
3-2
Terminating
resistance
Node