Allen Bradley 1747-BSN SLC 500 Backup Scanner Module

Overview

The Allen Bradley 1747-BSN is a backup scanner module designed for SLC 500 control systems. It supports redundant processor operation by enabling coordinated communication between primary and backup controllers, helping improve system reliability and minimize downtime in critical industrial applications.

General Information

Part Number: 1747-BSN

Manufacturer: Rockwell Automation

Brand: Allen Bradley

Country of Origin: United States

Series: SLC 500

Product Type: Backup Scanner Module

Module Function: Redundant controller communication and backup synchronization

Application: High-availability industrial automation systems

Mounting Method: Rack-mounted installation

Compatibility: Allen Bradley SLC 500 PLC platforms

Power Specifications

Power Supply: Backplane powered

Backplane Current Load: Approx. 500 mA at 5 V DC

Power Dissipation: Industrial low-power operation

Protection Features: Communication stability and fault protection

LED Indicators: Integrated module and communication status LEDs

Isolation: Industrial-grade communication isolation support

Communication & Interface

Communication Function: Primary and backup processor synchronization

Interface Type: High-speed backplane communication

Data Exchange: Real-time redundant system data transfer

Diagnostics: Module and communication status monitoring

System Support: Redundant SLC 500 controller configurations

Noise Immunity: Designed for industrial automation environments

Environmental

Operating Temperature: 0 to +60 °C

Storage Temperature: −40 to +85 °C

Humidity: 5% to 95% RH, non-condensing

Environmental Rating: Suitable for industrial cabinet installation

Vibration Resistance: Designed for continuous industrial operation

Dimensions & Weight

Dimensions (H × W × D): 144.5 × 34.6 × 130.18 mm

Weight: 0.45 kg

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