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Beckhoff BC8050 User Manual

Beckhoff BC8050
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Documentation
BC8050 und BC8150
Bus Terminal Controller with RS485 or RS232 Interface
3.0.0
2017-07-18
Version:
Date:

Table of Contents

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Beckhoff BC8050 Specifications

General IconGeneral
Number of Ethernet ports2
Power Supply24 V DC (-15%/+20%)
Operating Temperature0°C to +55°C
Protection classIP20
Communication ProtocolEtherCAT
ProcessorIntel Atom
CPU Frequency1 GHz
Number of I/O PortsVaries with configuration
Ethernet Ports2 x Gigabit Ethernet

Summary

Foreword

Notes on the Documentation

Information on intended audience, disclaimer, and trademarks.

Safety Instructions

Explains safety regulations, exclusion of liability, personnel qualification, and symbol meanings.

Documentation Issue Status

Details version history and firmware status for BC8050 and BC8150.

Product Overview

BCxx50 Overview

Introduces BCxx50 Bus Terminal Controllers, their functionality, and system integration.

Bus Terminal System Principles

Explains the basic structure and operation of a Bus Terminal system and its components.

Technical Data Overview

Lists technical specifications for BCxx5x processors, interfaces, RS485, RS232, and PLC.

Mounting and Wiring

Mounting

Provides mechanical dimensions for the BCxx50 series Bus Terminal Controllers.

Installation

Explains how to clip components onto a mounting rail and general installation notes.

Wiring

Covers potential groups, insulation testing procedures, and PE power contacts.

Power Supply

Details the 24 VDC supply voltage for the Bus Terminal Controller and Bus Terminals.

Programming Cable

Describes the KS2000-Z2 programming cable for serial programming.

RS232 Connection

Details the nine-pin D-Sub connector and cable requirements for RS232.

RS485 Connection

Details the nine-pin D-Sub connector and cable requirements for RS485.

Parameterization and Commissioning

Start-up Behavior of the Bus Terminal Controller

Explains the sequence of operations when the Bus Terminal Controller is powered on.

Setting the Address

Describes how to set the node ID using rotary switches and special functions.

Baud Rate

Explains automatic baud rate detection for RS232 and permissible cable lengths.

Configuration Overview

Introduces the two configuration types: DEFAULT-CONFIG and TwinCAT CONFIG.

TwinCAT Configuration Requirements

Details requirements and methods for TwinCAT configuration via fieldbus or serial ADS.

Creating a TwinCAT Configuration

Guides users on creating a TwinCAT configuration file using the System Manager.

Downloading a TwinCAT Configuration

Explains how to load the TwinCAT configuration into the Bus Terminal Controller via ADS.

Uploading a TwinCAT Configuration

Explains the process of uploading a TwinCAT configuration from the controller.

Resources in the Bus Terminal Controller

Shows how to view memory resources like mapping code and data memory.

ADS Connection via Serial Interface

Guides on establishing an ADS connection using the serial interface.

RS232 Interface Configuration

Details how to configure the BC8150 using TwinCAT for the RS232 interface and communication properties.

K-bus Operation and Settings

Explains K-bus requirements, sync-mode, error reactions, re-trigger, and diagnostics.

Configuration Software KS2000

Explains that KS2000 is for diagnostics, not parameterizing BCxx50.

Programming

BCxx50 PLC Features

Lists features of BCxx50 PLC, including memory allocation for data and programs.

TwinCAT PLC Usage

Introduces TwinCAT PLC for programming BC/BX, including online change and error codes.

Controller Settings and Memory Errors

Explains controller settings, memory errors, and data allocation.

Remanent Data Handling

Explains VAR_RETAIN for data storage and notes on its usage in function blocks.

Process Image Management

Describes process image structure, protocol differences, and Bus Terminal addressing in delivery state.

Mapping in TwinCAT Configuration

Explains free mapping of fieldbus, K-bus, and PLC variables in TwinCAT.

Boot Project Creation and Management

Covers memory resources for boot projects and steps for creation and deletion.

TwinCAT and BX/BCxx50 Communication

Discusses data organization in structures for TwinCAT-BX/BCxx50 communication.

Program Upload and Download

Explains storing source code, task configuration, libraries, and program transfer.

Libraries and Data Structures

Lists available TwinCAT libraries and describes the Seriell_Set data structure.

ADS Services and Ports

Details ADS services for local process image, server states, and register communication.

Modbus Process Image Details

Describes Modbus process image storage, data length, and recommended access methods.

RS232 - Interface

Protocol Overview

Provides an overview of protocols for BC8150 RS232 and BC8050 RS485.

Modbus Protocol Details

Explains Modbus protocol, data frame, interface addresses, error responses, and functions.

KS8000 Protocol and Software

Describes the KS8000 transfer protocol and its communication software.

RS232 Physical Structure and Topology

Explains the physical structure, topology, and electrical characteristics of the RS232 interface.

Error Handling and Diagnosis

K-Bus Diagnostics

Covers K-bus state, error bits, and reading K-bus state via ADSREAD.

Diagnostic LEDs

Explains the meaning of power supply and K-Bus diagnostic LEDs on the Bus Coupler.

K-Bus Error Code Diagnosis

Details K-bus error codes, descriptions, remedies, and LED diagnostics.

Appendix

Initial Setup and Controller Switching

Covers initial steps with BC8150 and switching between controller series.

Serial Communication Examples

Provides example programs for serial communication using KS8000, ADS, and Modbus RTU.

Firmware Update Procedures

Guides on firmware update program, process, and status monitoring.

Operating and Environmental Conditions

Lists general operating, environmental, transport, storage, and protection class conditions.

Component Identification and Standards

Explains product labels, identification, and test standards for device testing.

Support and Service Information

Provides information on Beckhoff support, offices, headquarters, and service centers.

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