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CREVIS Manuals
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NA-9171
User manual
CREVIS NA-9171 User Manual
Modbus adapter
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
1 Important Notes
Safety Instruction
Symbols
Safety Notes
Certification
2 Specification
The Interface
Na-9171(Modbus Rs-232)
Na-9173 (Modbus Rs-485)
Specification
General Specification
Interface Specification
LED Indicator
Module Status LED (MOD)
Received Data LED (RXD)
Transmit Data LED(TXD)
Expansion Module Status LED (I/O)
Field Power Status LED
3 Dimension
Na-9171
Na-9173
4 Mechanical Set up
Total Expansion
Plugging and Removal of the Components
Internal Fnbus/Field Power Contacts
5 MODBUS Electrical Interface
Fnbus System
Fnbus Pin Description
MODBUS Electrical Interface
Na-9171 (Rs-232)
Na-9173 (Rs-485)
Terminator Resistor
MODBUS DIP Switch Setup
MODBUS Address Setup
I/O Process Image Map
MODBUS Interface Register / Bit Map
Example
Example of Input Process Image(Input Register) Map
Example of Output Process Image(Output Register) Map
6 Modbus Interface
MODBUS Transmission Mode
RTU Transmission Mode
ASCII Transmission Mode
Supported MODBUS Function Codes
0X01) Read Coils
0X02) Read Discrete Inputs
0X03) Read Holding Registers
0X04) Read Input Registers
0X05) Write Single Coil
0X06) Write Single Register
0X08) Diagnostics
0X0F) Write Multiple Coils
0X10) Write Multiple Registers
0X17) Read/Write Multiple Registers
Error Response
MODBUS Special Register Map
Adapter Identification Special Register (0X1000, 4096)
Adapter Watchdog Time, Other Time Special Register (0X1020, 4128)
Adapter Information Special Register (0X1100, 4352)
Expansion Slot Information Special Register (0X2000, 8192)
MODBUS Reference
7 Trouble Shooting
How to Diagnose by LED Indicator
Product List
Appendix A
Glossary
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Na-9173 (Modbus Rs-485)
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FnIO S-Series
FnIO MODBUS Adapter NA-9171, NA-9173
MODBUS Adapter
NA-9171 / 9173
(RS-232) (RS-485)
User Manual
Version 1.05
2013 CREVIS Co.,Ltd
Copyright(C) CREVIS Co.,Ltd Support +82-31-899-4599 URL : www.crevis.co.kr
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