Related Manuals for Hitachi HX Series
Summarization of Contents
Introduction, Safety, and Specifications
EH-SIO Overview and Safety Precautions
Introduces the EH-SIO, safety guidelines, and general precautions.
EH-SIO Key Features and Specifications
Details communication ports, protocols, supported CPU modules, and general specs.
Module Components and Installation
EH-SIO Module Identification
Identifies physical parts like lock buttons, LEDs, and connectors.
LED Status Indicators and Error Displays
Explains the meaning of various LED indicators for status and errors.
Communication Setting Switch Configuration
Guides setting DIP switches for Port 1 and Port 2 for communication.
Module Installation and Connection
Covers physical attachment, removal, and communication port wiring.
EH-SIO Control and Communication Modes
Controlling EH-SIO with TRNS 9 Command
Explains the primary command for controlling EH-SIO operations.
TRNS 9 Command Parameters and Data Areas
Details command structure (d, s, t parameters) and data area setup.
Input/Output Registers for EH-SIO Control
Explains register-based control and monitoring of EH-SIO status.
Free Protocol Mode Operation
Details setup, data transfer, and error handling for Free Protocol.
Modbus Master Mode Operation
Covers overview, setup, function codes, and error detection for Modbus Master.
Modbus Slave Mode Operation
Details overview, setup, function codes, I/O mapping, and error detection.
Hi-Protocol Mode Operation
Explains overview, basic functions, task codes, performance, and errors.
Simple Data Link Mode Operation
Covers overview, modes, performance, configuration, and error detection.
System Setup, Troubleshooting, and Maintenance
Trial Run Procedures
Outlines steps for performing a trial run and checking system setup.
Error Indication and Troubleshooting
Explains LED indicators, status registers, return codes, and troubleshooting flowcharts.
Daily and Periodic Inspections
Outlines checklists for routine maintenance and inspections.
Self-Check Mode Operation
Details preparation, execution, and interpretation of self-check results.
Appendix References
ASCII and Modbus Protocol References
Provides reference tables for ASCII codes, Modbus protocol, and EH-SIO task codes.
TRNS 9 Command and Return Code Reference
Lists TRNS 9 commands and their return codes for troubleshooting.
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