3IF789.9-1 Communication Module (B&R of Beckhoff)
Product Introduction

3IF789.9-1 is a high-performance aPCI interface communication module launched by B&R. It integrates 1 X2X Link master station and 1 POWERLINK (V1/V2) management/controlled node dual interface. It is specifically designed for industrial automation control systems, achieving the integration of high-speed I/O and real-time Ethernet communication. It is suitable for installation in controller slots of B&R's CP360 and other series. Basic Information

Product Model: 3IF789.9-1

Brand: B&R (Beckhoff, Austria)

Product Type: aPCI Bus Communication Module

B&R ID Code: 0x13E2

Installation Method: Controller-specific slot (such as CP360)

Matching Terminal: Requires separate purchase of TB704 series (0TB704.9 screw type / 0TB704.91 push-pull type, 4-pin 2.5 mm²)

Protection Grade: IP20 (EN 60529)

Certifications: CE, UKCA, cULus, EAC, KC

Interface Specifications

IF1 (X2X Link Master Station)

Bus Type: X2X Link Master Station

Connector: 4-pin male multi-point connector

Maximum Station Number: 253

Network Topology: Linear

Station-to-Station Distance: Maximum 100 m

Terminal Resistance: Built-in

Bus Power Supply: None

IF2 (POWERLINK Interface)

Bus Type: POWERLINK (V1/V2), supports management nodes or controlled nodes

Interface Type: Type 2

Connector: 1-channel shielded RJ45

Transmission Rate: 100 Mbit/s

Physical Layer: 100BASE-TX

Duplex Mode: POWERLINK Mode Half-Duplex; Ethernet Mode Full-Duplex

Auto Negotiation: Supported

Auto-MDI/MDIX: Supported

Buffer: 20 kB Input/Output

Segment Length: Maximum 100 m

Electrical Characteristics

Operating Voltage Power Consumption: 3.3 VDC (2.3 W), 5 VDC (0.5 W), total power consumption 2.8 W

Electrical Isolation: Isolated between IF1 and IF2, between PLC and each interface

Status and Diagnosis

LED Indicators: 6 in total, including X2X Link Transceiver (Rx/Tx), POWERLINK Status, Network Activity, Link/Conflict Indication

Diagnostic Function: Realizes bus functions (IF2), data transmission (IF1), and station status (IF2) monitoring through LED and software

Environmental Conditions

Operating Temperature: 0～60°C

Storage Temperature: -25～70°C

Relative Humidity: 5%～95% (no condensation)

Core Functions and Applications

Dual Protocol Integration: X2X Link Master Station manages high-speed I/O nodes, POWERLINK Interface connects to real-time Ethernet, building a high-reliability and high-real-time automation network.

Flexible Networking: POWERLINK supports V1/V2 dual versions, can be used as a master station (management node) or a slave station (controlled node), suitable for various topologies.

High-Speed Communication: POWERLINK 100 Mbit/s rate and 20 kB buffer, meeting the requirements for high-speed data interaction in motion control, process automation, etc.

Strong Compatibility: Compatible with Beckhoff X20, X67 series I/O modules, seamlessly integrates with Beckhoff Automation Studio software platform.

Industrial-grade Reliability: Wide temperature, isolation design, rich diagnostics, suitable for harsh industrial environments, reducing downtime risks.

Application Fields

Industrial Automation Control System (PLC Expansion)

Motion Control (Servo/Stepper Drive Networking)

Process Automation (Chemical, Water Treatment, Energy)

Intelligent Production Line and Intelligent Manufacturing

High-Speed I/O Centralized Management Scenario