Features Of Eh-Rmd/Eh-Iocd - Hitachi HIDIC EH-150 Applications Manual

2.2

Features of EH-RMD/EH-IOCD

The EH-RMD and EH-IOCD modules conform to the DeviceNet standard, release 2.0.
This product has been tested by ODVA's authorized Independent Test Lab and found to comply with ODVA
Conformance Test Software Version A-13.
Device type
Explicit peer-to-peer message
I/O peer-to-peer message
Configuration consistency value
Fault node recovery
Communication speed
1. EH-RMD supports both LINK and REMOTE mode.
ITEM
Communication Protocol
Supporting connection
Assignment number
IO number
IO assignment
Configuration
By supported remote mode, 2pcs of CPU link modules and 4pcs of DeviceNet masters can be built.
2. Total 16 modules can be mounted in EH-IOCD.
EH-BS11A has not supported for EH-IOCD.
Please use EH-BS3A/5A/8A for EH-IOCD.
3. The EH-IOCD supports digital I/O and analogue I/O modules, as well as some of the more high function modules.
4. Sending and receiving an Explicit message are possible from ladder program.
The function of EH-RMD is different by SOFTWARE VER.
EH-RMD
SOFTWARE
VER.
01
02
03
DeviceNet Features
Communication adapter
125/250/500 kbps
LINK mode
2 pcs / CPU
256 words Input
256 words Output
CPU Link
From Configurator
Supporting function
Explicit message
send/receive
Master/Scanner
Yes *1 I/O slave message
No • Bit strobe
Yes • Polling
No • Cyclic
•
Change of state (COS)
REMOTE mode
DeviceNet standard Release 2.0
Polling、Bit Strobe、Cyclic、COS、
Explicit Message
1024points IN/OUT
From Configurator
Remote mode
2-3
Chapter 2 Features
4 pcs / CPU
Remote 2
Configuration software
(EH-RMDCFG)
Yes
Yes
Yes
Yes
Yes