Beckhoff BC8050 - Serial Communication Examples

Appendix
BC8050 und BC815084 Version: 3.0.0
• Outputs 2kB, %QB0..2048
• Flags 4kB, %MB0..4095
Task configuration
A maximum of one task is available. A sensible task time should be selected. Adjust the task time to your
application by measuring the required system time (PLC + K-Bus + fieldbus + other).
Retain data
For the Bus Terminal controllers of the BCxx50, BCxx20 and BXxx00 series, up to 2kB of retain data are
available. Ensure that no (or only very few) retain data are used in function blocks (see RETAIN data).
8.3 Example programs for serial communication
KS8000 protocol
• Example program for BC8150 communication with VB6 without KS8000 OCX or DLL. Source code and
EXE file
(https://infosys.beckhoff.com/content/1033/bc8x50/Resources/zip/4059887115.zip)
• Example program for BC8150 communication with VB6 with KS8000 OCX. Source code and EXE file:
(https://infosys.beckhoff.com/content/1033/bc8x50/Resources/zip/4059889291.zip)
The ADS protocol
• Example program for BC8150 communication with VB6 with ADS OCX. Source code and EXE file
For this example the AMS Net ID must be set to "1.1.1.1.1.5" (see serial ADS [}34]).
(https://infosys.beckhoff.com/content/1033/bc8x50/Resources/zip/4059891467.zip)
Modbus RTU protocol
Example: BC8150 connected to CIMREX 12 panel from Beijers
The serial interface of the BC8150 can also be used as a Modbus slave. In this example, a panel from the
company Beijers is connected. Further information about the panel can be found at www.beijerelectronics.de.
Fig.63: Connection example BC8150 to a CIMREX 12 panel from Beijers