Table Of Contents - Danfoss VLT 5000 Instruction Manual

Table of Contents

Safety Information3
Warnings Against Unintended Start3
Table Of Contents4
About This Manual5
Introduction5
Overview6
Unit With Modbus Rtu Option Overview6
Modbus Rtu Option Card View7
Modbus Rtu Option Card Baud Rate And Parity Settings8
Modbus Rtu Option Card Network Address Setting9
Parameter Settings9
Modbus Rtu Option Card Environmental Parameters10
Power Supply10
Installation10
Access To Control Card Cassette11
Disconnect Control Card Cassette11
Remove Cassette And Ribbon Cables11
Secure Modbus Rtu Option Card12
Wire Modbus Rtu Option Card Connector To Unit's Terminals12
Install Ribbon Cables12
Install Control Card Cassette13
Plug In Terminal Connector13
Status Leds14
Option Card Operability Loop Back Test14
Remote Terminal Unit15
Modbus Rtu Message Framing Structure15
Translation From Modbus Rtu Protocol To Fc Protocol17
Pcd Mapping17
Fc Protocol Control Word Bit Descriptions18
Conversion Factor18
Memory Mapping18
Memory Mapping: Status Coil Maps19
Memory Mapping: Register Maps19
Message Translation Examples20
Exception Codes24
Supported Modbus Rtu Function Codes25
Read Coil Status (01 Hex)25
Force Single Coil (05 Hex)26
Force Multiple Coils (0F Hex)27
Read Holding Registers (03 Hex)28
Preset Single Register (06 Hex)29
Preset Multiple Registers (10 Hex)30