Hitachi HX-RIO3 Series User Manual page 4

Profibus network adapter

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Table of Contents

HX-RIO3 Series

7.1. RIO3-PBA ................................................................................................................................................. 25

8. DPV1 Service .............................................................................................................................................. 25

8.1. MSAC1 Read(PROFIBUS-DP Extensions to EN50170) ....................................................................... 25

8.2. MSAC1 Write (PROFIBUS-DP Extensions to EN50170) ...................................................................... 26

8.3. Error Decode (PROFIBUS-DP Extensions to EN50170) ...................................................................... 27

8.4. Error_Code_1 (PROFIBUS-DP Extensions to EN50170) ..................................................................... 27

8.5. Diagnostics ............................................................................................................................................. 28

9. MODBUS Interface ..................................................................................................................................... 29

9.1. MODBUS Interface Register/Bit Map .................................................................................................... 29

9.2. Supported MODBUS Function Codes .................................................................................................. 29

9.2.1. 8(0x08) Diagnostics ............................................................................................................................. 31

9.2.2. Error Response .................................................................................................................................... 32

9.3. MODBUS Special Register Map ............................................................................................................ 33

9.3.1. Adapter Identification Special Register (0x1000, 4096) ................................................................... 33

9.3.2. Adapter Information Special Register (0x1100, 4352)...................................................................... 34

9.3.3. Expansion Slot Information Special Resister (0x2000, 8192) ......................................................... 34

10. Troubleshooting ...................................................................................................................................... 37

10.1. How to diagnose by LED indicator ..................................................................................................... 37

10.2. How to diagnose when device couldn't communicate network ...................................................... 38

APPENDIX A ................................................................................................................................................... 39

A.1. Product List ............................................................................................................................................ 39

A.2. Glossary .................................................................................................................................................. 40

Table of Contents