B&R 3IF797.9-1 E0 Interface Module

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            • Product Overview

              The B&R 3IF797.9-1 is an aPCI communication interface module designed for compatible B&R industrial automation computers and controllers. It combines an RS-232 serial interface, a CAN bus interface, and an X2X Link master interface on one module. It supports communication with industrial devices and compatible distributed I/O systems.

               

              B&R Industrial Automation+1

               

              Technical Specifications

              Parameter	Specification
              Brand	B&R
              Model	3IF797.9-1
              Product Type	aPCI Communication Interface Module
              RS-232 Interface	1 × 9-pin male D-Sub
              Maximum RS-232 Transfer Rate	115.2 kbit/s
              CAN Interface	1 × CAN bus
              Maximum CAN Transfer Rate	500 kbit/s
              X2X Link Interface	1 × master interface
              Maximum X2X Link Distance	100 m between stations
              Maximum CAN Bus Distance	Up to 1,000 m, depending on baud rate
              Power Consumption	1.96 W total
              Backplane Supply	3.3 V DC and 5 V DC
              Protection Rating	IP20
              Operating Temperature	0 to 60°C
              Storage Temperature	−25 to 70°C
              Required Accessories	2 × 0TB704.9 terminal blocks, sold separately

               

              B&R Industrial Automation+1

              Key Features

              • Combines RS-232, CAN bus, and X2X Link master communication.

              • Supports industrial serial and fieldbus connectivity.

              • Electrically isolated interfaces for improved communication reliability.

              • LED indicators for transmitting and receiving data.

              • Designed for compatible B&R aPCI systems.

              Typical Applications

              • Industrial PLC and controller communication

              • CAN-based automation networks

              • X2X Link distributed I/O systems

              • Machine monitoring and diagnostics

              • Legacy industrial automation computers

              Installation Notes

              • Verify compatibility with the specific B&R aPCI host and controller configuration.

              • Configure communication parameters using the appropriate B&R Automation Studio version.

              • Check CAN bus wiring and termination requirements.

              • The two 0TB704.9 terminal blocks must be ordered separately if not included.

              • Install inside a suitable enclosure because the module has an IP20 rating.

The structure and details of the product：

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