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EHV Series
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Hitachi EHV Series Applications Manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Chapter 1 Introduction
Before Use
Feature
Supported CPU Module
Confirm Software Version of EH-SIO
Chapter 2 Specification
General Specification
Communication Specification
Chapter 3 Name and Function of each Part
Chapter 4 Installation
Setup of Communication Setting Switch
Installation of Module
Connection of Communication Port
Connection of RS-232C Interface
Connection of RS-422 / 485 Interface
Chapter 5 Control of EH-SIO
EH-SIO Control Command (TRNS 9)
Function of Command
TRNS 9 Command Format
Input / Output Register
Register Configuration
Detail of Input Register
Detail of Output Register
Chapter 6 Communication Mode
Introduction
Free Protocol Mode
Overview
User Project Structure
Initial Setting
Communication Start
Receive Data
Send Data
Error Detection in Free Protocol Mode
Modbus Master Mode
Overview
User Project Structure
Initial Setting
Send Query, Receive Response
Error Detection in Modbus Master Mode
Modbus Slave Mode
Overview
User Project Structure
Initial Setting
Response
Error Detection in Modbus Slave Mode
Hi-Protocol Mode
Basic Function
Performance
User Project Structure
Initial Setting
Error Detection in Hi-Protocol Mode
Simple Data Link Mode
Abstract of Simple Data Link
Performance Specification
User Project Structure
Master Configuration (Initial Setting of EH-SIO)
Configuration of Slave Station
Error Detection in Simple Data Link Mode
Chapter 7 System Setup
Error Indication
Troubleshooting
Chapter 8 Daily and Periodic Inspection
Periodic Inspection
Self-Check Mode
Check Item
Preparation before Self-Check
Starting of Self-Check Mode
Result of Self-Check
Appendix
ASCII Code List
Outline of Modbus Protocol
Modbus Message Configuration
Function Code
Error Check
Response Message
H Series Protocol (Hi-Protocol
Outline
Hi-Protocol Message Configuration
Basic Specification of Transmission Control Procedure
EH-SIO Support Task Code Details
I/O Code List
TRNS 9 Command List
TRNS 9 Return Code
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Supported Cpu Module
2
Communication Specification
3
Setup of Communication Setting Switch
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HITACHI PROGRAMMABLE CONTROLLER
Serial Communication Module (EH-SIO)
APPLICATION MANUAL
NJI-443F(X)
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