BECKHOFF

BECKHOFF BC9050 Ethernet TCP/IP Bus Terminal Controller

SKU BC9050

Disponibile
  • 12-month warranty
  • Free returns within 30 days
  • Manufacturer: BECKHOFF
  • Product No.: BC9050
  • Origin Germany
  • Product Type: Bus Controllers
  • Payment: T/T, Western Union
  • Weight: 0.1 kg
  • Dimensions: 4.4 x 10 x 6.8 cm
  • Shipping port: Xiamen
  • Warranty: 12 months

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Product Description

Description

The BECKHOFF BC9050 is an Ethernet TCP/IP Bus Terminal Controller designed to connect standard Ethernet networks directly to the BECKHOFF Bus Terminal system. Acting as a programmable control unit, it combines a decentralized fieldbus controller with the modular flexibility of modular I/O terminals, supporting up to 64 Bus Terminals directly or up to 255 terminals with K-bus extension.

Equipped with an RJ45 interface operating at 10 or 100 Mbit/s with automatic transmission rate recognition, the BC9050 processes control logic locally using an integrated PLC runtime system programmable via TwinCAT in accordance with IEC 61131-3. Communication is supported via protocols including TwinCAT ADS and Modbus TCP, allowing seamless integration into automation networks for data exchange, monitoring, and decentralized control tasks.

Features

  • Integrates standard Ethernet TCP/IP communication into modular Bus Terminal systems
  • Supports up to 64 Bus Terminals directly, expandable up to 255 terminals via K-bus extension
  • Integrated PLC runtime system executing programs written in IEC 61131-3 languages
  • RJ45 bus interface supporting 10/100 Mbit/s with automatic rate recognition
  • Communication protocol support for TwinCAT ADS and Modbus TCP
  • Compact terminal housing equipped with diagnostic signal LEDs

Applications

  • Decentralized machine control architectures and modular automation systems
  • Building automation and infrastructure data acquisition networks
  • Sub-system machine cells requiring local PLC execution combined with Ethernet connectivity
  • Distributed industrial network nodes interfacing digital and analog peripheral signals

Technical Specifications

General

Parameter Specification
Manufacturer BECKHOFF
Exact Model BC9050
Product Type Ethernet TCP/IP Bus Terminal Controller
Design Form Compact terminal housing with signal LEDs
Material Polycarbonate
Dimensions (W x H x D) 44 mm x 100 mm x 68 mm
Net Weight Approx. 100 g
Mounting On 35 mm DIN rail, conforming to EN 60715 with lock
Country of Origin Germany

Electrical

Parameter Specification
Power Supply 24 V DC (-15 %/+20 %)
Input Current 70 mA + (total K-bus current)/4, 500 mA max.
Starting Current Approx. 2.5 x continuous current
Recommended Fuse ≤ 10 A
Current Supply K-Bus 1750 mA
Power Contacts Max. 24 V DC / max. 10 A
Electrical Isolation 500 V (power contact / supply voltage / fieldbus)

Processing and Memory

Parameter Specification
Programming Via TwinCAT and programming interface or Ethernet
Program Memory 48 kbytes
Data Memory 32 kbytes
Remanent Data 2 bytes
Runtime System 1 PLC task
PLC Cycle Time Approx. 1.5 ms for 1,000 instructions (without I/O cycle, K-bus)
Programming Languages IEC 61131-3 (IL, LD, FBD, SFC, ST)
Online Change Yes

Communication and I/O Capacity

Parameter Specification
Bus Interface 1 x RJ45
Data Transfer Rates 10/100 Mbit/s, automatic recognition
Protocols TwinCAT ADS, Modbus TCP
Number of Bus Terminals 64 (255 with K-bus extension)
Max. Fieldbus Bytes 512 byte input and 512 byte output
Max. Process Image Bytes 2048 byte input and 2048 byte output
Digital Peripheral Signals 2,040 inputs/outputs
Analog Peripheral Signals 512 inputs/outputs

Connection and Environment

Parameter Specification
Connection Cross-Section Solid 0.08 – 2.5 mm²
Connection Cross-Section Stranded 0.08 – 2.5 mm²
Connection Cross-Section Ferrule 0.14 – 1.5 mm²
Stripping Length 8 – 9 mm
Operating Temperature 0 to +55 degC
Storage Temperature -25 to +85 degC
Protection Rating IP20
Approvals / Markings CE, UL, ATEX
Ex Marking II 3 G Ex nA IIC T4 Gc

Installation Guidelines

  1. Ensure the power supply is completely de-energized before beginning any mechanical installation or wiring work.
  2. Mount the BECKHOFF BC9050 controller onto a standard 35 mm DIN rail conforming to EN 60715, ensuring the locking mechanism engages securely.
  3. Connect adjacent Bus Terminals using the double slot and key connection, taking care not to bend the internal K-bus pins.
  4. Connect the 24 V DC power supply and field-side potentials to the designated terminal points, respecting the maximum current limits of the power contacts.
  5. Perform secure wiring using solid, stranded, or ferrule-fitted conductors with spring actuation via a screwdriver, maintaining the specified stripping length of 8 to 9 mm.
  6. Verify all wiring, network connections via RJ45, and ground potentials before re-energizing the system and initiating configuration through TwinCAT or Ethernet.
Shipping & Returns

Global Express Shipping

  • Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our technical warranty.
FAQ
What is the primary function of the BECKHOFF BC9050?
The BECKHOFF BC9050 functions as an Ethernet TCP/IP Bus Terminal Controller that bridges standard Ethernet communication with modular Bus Terminal I/O systems while executing local PLC control tasks.
How many Bus Terminals can be connected to the BC9050?
The BECKHOFF BC9050 supports up to 64 Bus Terminals directly, and this capacity can be expanded up to 255 terminals using K-bus extension.
Which communication protocols are supported by the BC9050?
The BECKHOFF BC9050 supports TwinCAT ADS and Modbus TCP communication protocols over its integrated RJ45 Ethernet interface.
What programming environment and languages are used with the BC9050?
The BECKHOFF BC9050 is programmed via TwinCAT using IEC 61131-3 compliant languages including Instruction List, Ladder Diagram, Function Block Diagram, Sequential Function Chart, and Structured Text.
What are the power supply requirements for the BC9050 controller?
The BECKHOFF BC9050 requires a 24 V DC power supply with a tolerance of -15% / +20%, alongside appropriate fusing rated at 10 A or less.
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BC9050

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BECKHOFF BC9050 Ethernet TCP/IP Bus Terminal Controller

Only 10 item(s) left in stock
  • Manufacturer: BECKHOFF

  • Product No.: BC9050

  • Country of origin:Germany

  • Product Type: Bus Controllers

  • Payment: T/T, Western Union

  • Weight: 100g

  • Dimensions: 4.4 x 10 x 6.8 cm

  • Shipping port: Xiamen

  • Warranty: 12 months

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Product Description

Description

The BECKHOFF BC9050 is an Ethernet TCP/IP Bus Terminal Controller designed to connect standard Ethernet networks directly to the BECKHOFF Bus Terminal system. Acting as a programmable control unit, it combines a decentralized fieldbus controller with the modular flexibility of modular I/O terminals, supporting up to 64 Bus Terminals directly or up to 255 terminals with K-bus extension.

Equipped with an RJ45 interface operating at 10 or 100 Mbit/s with automatic transmission rate recognition, the BC9050 processes control logic locally using an integrated PLC runtime system programmable via TwinCAT in accordance with IEC 61131-3. Communication is supported via protocols including TwinCAT ADS and Modbus TCP, allowing seamless integration into automation networks for data exchange, monitoring, and decentralized control tasks.

Features

  • Integrates standard Ethernet TCP/IP communication into modular Bus Terminal systems
  • Supports up to 64 Bus Terminals directly, expandable up to 255 terminals via K-bus extension
  • Integrated PLC runtime system executing programs written in IEC 61131-3 languages
  • RJ45 bus interface supporting 10/100 Mbit/s with automatic rate recognition
  • Communication protocol support for TwinCAT ADS and Modbus TCP
  • Compact terminal housing equipped with diagnostic signal LEDs

Applications

  • Decentralized machine control architectures and modular automation systems
  • Building automation and infrastructure data acquisition networks
  • Sub-system machine cells requiring local PLC execution combined with Ethernet connectivity
  • Distributed industrial network nodes interfacing digital and analog peripheral signals

Technical Specifications

General

Parameter Specification
Manufacturer BECKHOFF
Exact Model BC9050
Product Type Ethernet TCP/IP Bus Terminal Controller
Design Form Compact terminal housing with signal LEDs
Material Polycarbonate
Dimensions (W x H x D) 44 mm x 100 mm x 68 mm
Net Weight Approx. 100 g
Mounting On 35 mm DIN rail, conforming to EN 60715 with lock
Country of Origin Germany

Electrical

Parameter Specification
Power Supply 24 V DC (-15 %/+20 %)
Input Current 70 mA + (total K-bus current)/4, 500 mA max.
Starting Current Approx. 2.5 x continuous current
Recommended Fuse ≤ 10 A
Current Supply K-Bus 1750 mA
Power Contacts Max. 24 V DC / max. 10 A
Electrical Isolation 500 V (power contact / supply voltage / fieldbus)

Processing and Memory

Parameter Specification
Programming Via TwinCAT and programming interface or Ethernet
Program Memory 48 kbytes
Data Memory 32 kbytes
Remanent Data 2 bytes
Runtime System 1 PLC task
PLC Cycle Time Approx. 1.5 ms for 1,000 instructions (without I/O cycle, K-bus)
Programming Languages IEC 61131-3 (IL, LD, FBD, SFC, ST)
Online Change Yes

Communication and I/O Capacity

Parameter Specification
Bus Interface 1 x RJ45
Data Transfer Rates 10/100 Mbit/s, automatic recognition
Protocols TwinCAT ADS, Modbus TCP
Number of Bus Terminals 64 (255 with K-bus extension)
Max. Fieldbus Bytes 512 byte input and 512 byte output
Max. Process Image Bytes 2048 byte input and 2048 byte output
Digital Peripheral Signals 2,040 inputs/outputs
Analog Peripheral Signals 512 inputs/outputs

Connection and Environment

Parameter Specification
Connection Cross-Section Solid 0.08 – 2.5 mm²
Connection Cross-Section Stranded 0.08 – 2.5 mm²
Connection Cross-Section Ferrule 0.14 – 1.5 mm²
Stripping Length 8 – 9 mm
Operating Temperature 0 to +55 degC
Storage Temperature -25 to +85 degC
Protection Rating IP20
Approvals / Markings CE, UL, ATEX
Ex Marking II 3 G Ex nA IIC T4 Gc

Installation Guidelines

  1. Ensure the power supply is completely de-energized before beginning any mechanical installation or wiring work.
  2. Mount the BECKHOFF BC9050 controller onto a standard 35 mm DIN rail conforming to EN 60715, ensuring the locking mechanism engages securely.
  3. Connect adjacent Bus Terminals using the double slot and key connection, taking care not to bend the internal K-bus pins.
  4. Connect the 24 V DC power supply and field-side potentials to the designated terminal points, respecting the maximum current limits of the power contacts.
  5. Perform secure wiring using solid, stranded, or ferrule-fitted conductors with spring actuation via a screwdriver, maintaining the specified stripping length of 8 to 9 mm.
  6. Verify all wiring, network connections via RJ45, and ground potentials before re-energizing the system and initiating configuration through TwinCAT or Ethernet.
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What is the primary function of the BECKHOFF BC9050?

The BECKHOFF BC9050 functions as an Ethernet TCP/IP Bus Terminal Controller that bridges standard Ethernet communication with modular Bus Terminal I/O systems while executing local PLC control tasks.

How many Bus Terminals can be connected to the BC9050?

The BECKHOFF BC9050 supports up to 64 Bus Terminals directly, and this capacity can be expanded up to 255 terminals using K-bus extension.

Which communication protocols are supported by the BC9050?

The BECKHOFF BC9050 supports TwinCAT ADS and Modbus TCP communication protocols over its integrated RJ45 Ethernet interface.

What programming environment and languages are used with the BC9050?

The BECKHOFF BC9050 is programmed via TwinCAT using IEC 61131-3 compliant languages including Instruction List, Ladder Diagram, Function Block Diagram, Sequential Function Chart, and Structured Text.

What are the power supply requirements for the BC9050 controller?

The BECKHOFF BC9050 requires a 24 V DC power supply with a tolerance of -15% / +20%, alongside appropriate fusing rated at 10 A or less.

Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
Germany

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