BECKHOFF BC8000 User Manual
Page 2
Contents
2
BC8000
Contents
1. Foreword
3
Notes on the documentation
3
Liability Conditions
3
Delivery conditions
3
Copyright
3
Safety Instructions
4
State at Delivery
4
Description of safety symbols
4
2. Basic information
5
Description of the BC8000
5
The Beckhoff bus terminal system
5
The interfaces
7
Power supply
7
Power supply to the power contacts
7
Power contacts
7
RS 485 Connection
9
K-bus contacts
9
Supply isolation
9
The operating modes of the bus coupler
10
Mechanical construction
11
Technical / PLC Data
13
The peripheral data in the process image
14
Starting operation and diagnostics
16
3. RS485 – Controller BC8000
18
System Introduction
18
Interface Programming
19
The Medium: Plugs and Cables
22
The User Programming Interface
23
Remanent Data
23
Persistent Data
23
4. Appendix
25
Example: Process image in the bus terminal controller
25
Representation of analog signals in the process image
27
Baud Rate Selection Table
28
Read out address
28
Programming Example
29
BC8000 as a Slave
31
General Information
31
TwinCAT as the Master
31
KS8000 as the Master
31
KS2000 Settings
32
Terminal Mapping
32
Firmware
33
5. Questions and Answers
33
General
33
No communication with the BC8x00
33
Mapping of the digital and the byte-oriented Bus Terminals onto a fixed
address
33
Drop of the digital outputs
33
Index
35
6. Support and Service
36
Beckhoff's branch offices and representatives
36
Beckhoff Headquarters
36