Table Of Contents - Beckhoff BC7300 Manual

Table of contents

1. Foreword
Notes on the documentation
Safety Instructions
2. Basic Principles
Device Description of the BC7300
The Beckhoff Bus Terminal System
The interfaces
Operating Modes of the Bus Terminal Controller
Mechanical structure
Technical data
Peripheral Data in the Process Image
Start-up procedure and Diagnostics
Fieldbus errors
3. MODBUS
Basic Principles
Bus Topology
Process Data and Memory Map
Setting and Parameterisation of the MODBUS
The MODBUS Protocol
Functions
BC7300
Liability Conditions
Delivery conditions
Copyright
State at Delivery
Description of safety symbols
Electrical power supply
Power contacts feeding points
Power contacts
Fieldbus connection
Configuration and programming interface
KS2000 Software
TwinCAT BC
K-Bus Contacts
Electrical isolation
MODBUS Process Image
BC7300 Process Image
Assignment of the Bus Terminals
Parameterisation Table
ASCII
RTU
Read Digital Outputs (Function 1)
Read Digital Inputs (Function 2)
Read Analog In/Outputs (Function 3)
Read Analog Inputs (Function 4)
Writing a Digital Output (Function 5)
Writing an Analog Output (Function 6)
Writing a Number of Digital Outputs (Function 15)
Writing a Number of Analog Outputs (Function 16)
Writing and Reading Analog Outputs and Inputs
(Function 23)
Echoes a query (Sub-Function 0)
Bus Coupler Reset (Sub-Function 1)
Delete All Counter Contents (Sub-Function 10)
Bus Communication Error Counter (Sub-Function 11)
Error Answer Counter (Sub-Function 13)
Slave Answers (Sub-Function 14)
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