3IF781.9 aPCI Interface Module Detailed Product Description
 Product Introduction

3IF781.9 is a standard aPCI bus expansion interface module of B&R SYSTEM 2005 platform. As a universal communication bridge between the system backplane and external devices, it is specifically designed for the access of various types of peripheral devices in industrial sites, protocol conversion, and system expansion. The module adopts a direct-insertion aPCI bus interface and supports hot plugging. It is suitable for the harsh industrial environment of control cabinets and can seamlessly connect to the 2005 series PLC backplane, providing standardized expansion channels and supporting multiple communication protocols and peripheral devices. It is a fundamental core component for achieving flexible system function expansion, third-party device networking, and on-site communication adaptation.

Basic Information

Product Model: 3IF781.9, Brand: B&R, Belagio, belongs to the aPCI interface module of SYSTEM 2005 series. Product Type: General-purpose aPCI bus expansion interface module. Installation Method: Direct insertion. Compatible with 2005 series CPU and IF060, IF260 standard IF slot positions. Adapts to the standard backplane of the system (6/9/12 slots). Width approximately 35mm, height 126.1mm, depth 54mm, weight approximately 0.15kg, protection level IP20, limited to indoor control cabinet installation. Power supply for the module is provided by the system backplane at 3.3VDC and 5VDC, power consumption approximately 2.0W. No additional external power supply is required. Certified by international industrial standards such as CE, UKCA, EAC, KC, etc., compliant with industrial EMC and safety regulations, capable of long-term stable operation in complex electromagnetic environments.

Function and Positioning

This module serves as the aPCI bus universal expansion unit of SYSTEM 2005 PLC. Its core function is to provide standardized and expandable external interface channels for the system, enabling aPCI bus signal conversion, peripheral device access, and protocol adaptation. The module integrates an aPCI bus controller and interface conversion circuits, supporting high-speed data interaction with the 2005 series CPU, matching the system bus timing for real-time communication. It supports hot plugging, allowing for installation, removal, or replacement of the module without system downtime, reducing the risk of on-site operation downtime. The interface has an electrical isolation design, effectively suppressing ground current, static electricity, and electromagnetic interference, enhancing the system's anti-interference capability. Through the Automation Studio software, the module can be identified, interface configured, and communication parameters set up, enabling flexible adaptation to different peripheral device types. It is suitable for third-party communication module expansion, serial/parallel peripheral device access, on-site bus protocol conversion, retrofitting of old equipment interfaces, and flexible system function expansion, serving as a basic expansion component for building customized industrial control systems.

Core Performance Parameters

Bus Interface: Standard aPCI bus, direct insertion connection, compatible with the bus timing of SYSTEM 2005 backplane, data transmission rate matching the system bus, ensuring real-time data interaction. Expansion Interface supports multiple types of configurations (depending on the compatible peripheral devices), electrical isolation of the interface, isolation voltage meeting industrial standards. Data processing capability: Supports bidirectional data transmission between the aPCI bus and peripheral interface, has data buffering and timing control functions, ensuring stable and reliable data transmission. Total power consumption approximately 2.0W (3.3VDC and 5VDC are supplied by the backplane). Operating temperature range: 0°C to + 60°C, storage temperature range: - 25°C to + 70°C, relative humidity 5%–95%, no condensation. The panel is equipped with multiple sets of LED indicators, including power status, aPCI bus activity, interface communication status, and fault alarm indicators, which can display the module's operating status in real time and support on-site rapid diagnosis and fault location. The configuration method is through Automation Studio software configuration, which automatically identifies the module model and configures interface mode, communication parameters, and data interaction cycle.

General adapter components

Communication cables are compatible with aPCI bus-specific shielded cables and peripheral interface shielded cables; connection accessories include aPCI bus straight plug connectors, peripheral interface adapter terminals, and shielded connectors; accessory fittings can be selected from the SYSTEM 2005 series standard backplane, DIN rail installation kits, and module fixing clips; accompanying software tools include B&R Automation Studio programming configuration software, aPCI bus configuration tools, interface diagnostic software, and communication monitoring tools.

Applicable equipment fields

Widely used in industrial automation systems of SYSTEM 2005 PLC control, customized industrial control scheme development, third-party equipment connection and protocol conversion; applicable to system expansion of general industrial machinery equipment such as CNC machines, industrial robots, packaging machinery, textile equipment, injection molding machinery, electronic processing equipment, etc.; used for peripheral interface expansion and data interaction in construction machinery, rail transit, new energy equipment; also compatible with interface modification of old equipment, multi-protocol communication adaptation, distributed control system architecture expansion, and field bus network construction, etc.