
Chapter 1 Network Configuration
1 – 6
(2) DeviceNet
TM
Mater module (EH-RMD) / Slave controller (EH-IOCD)
Since DeviceNet
TM
master module / Slave controller conform to DeviceNet which is a open filed network, not only
our master/slave device but also master/slave device made in other maker can be connected.
EH-150 DeviceNet
Master device
X-SDC (Dispersion controller)
EH-150 DeviceNet
Slave controller
Dispersion type
I/O slave unit
Device made in
other maker
Inverter
L100DN/SJ100DN
AC servo
AD series
Figure 1.8 Example of Network configuration using DeviceNetTM Master module / Slave controller
DeviceNet Features
Device type Communication adaptor Master/Scanner Yes
Explicit peer-to-peer message Yes I/O slave message
I/O peer-to-peer message No Bit strobe Yes
Configuration consistency value Yes Polling Yes
Fault node recovery No Cyclic Yes
Communication speed 125/250/500 kbps Change of state (COS) Yes
1. Supports Link mode / Remote mode of EH-RMD.
Item Link mode Remote mode
Communication protocol Conforms to DeviceNet release 2.0
Support connection Polling, Bit Strobe, Cyclic, COS, Explicit Message
Number of installed units 2 units/CPU 4 units/CPU
Input and output point
256-word input
256-word output
1,024-point input and output
I/O assignment CPU link Remote 2
Configurator Need Need
2. Up to 16 modules can be mounted on EH-IOCD.
EH-BS11A is not supported. Please use EH-BS3A/5A/8A.
3. EH-IOCD supports a digital I/O, an analog I/O module and a part of high-functional module.
4. Explicit message can be transmitted and received by a ladder program.
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