In modern industrial automation, reliable communication between remote I/O and PLCs is essential. The Schneider Electric CRA module enables efficient Ethernet-based remote I/O connectivity in PLC and DCS systems, improving scalability, diagnostics, and overall networked automation performance.
Product Details
Product Description
The Allen-Bradley 1771-DSX2 is a legacy main CPU and information processor module designed for PLC-5 systems. It integrates computing, operator interface, and communication functions into a single chassis-mounted unit, enabling both local and remote I/O management.
Technical Specifications
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Manufacturer: Allen-Bradley
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Product Line: PLC-5
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Catalog Number: 1771-DSX2
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Module Type: Main CPU / Information Processor
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Backplane Current Requirement: 1.2 A @ 5 V DC
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Chassis Compatibility: 1771 I/O chassis
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Required Expander Module: 1771-DXKT
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Front Panel Interfaces:
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VGA port (monitor)
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PS/2 keyboard port
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3 × RS-232 COM ports
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1 × parallel port
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1 × PCMCIA slot
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Operating Temperature: 0–60 °C (32–140 °F)
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Humidity: 5–95% RH, non-condensing
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Mounting Slot Requirement: Standard 1771 slot
Functional Highlights
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Primary CPU for PLC-5 control systems
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Supports ControlNet and DeviceNet integration via 1771-ACN15 and 1771-SDN modules
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Provides local and remote I/O control across multiple chassis
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Direct operator interface through VGA and keyboard ports
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PCMCIA slot for configuration or data storage
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Compatible with legacy HMI and diagnostic tools
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Requires 1771-DXKT expander module for full operation
Application Scenarios
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Legacy PLC-5 Installations: Central CPU for distributed control systems
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Industrial Automation: Provides operator interface and communication integration
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System Expansion: Enables ControlNet and DeviceNet connectivity for extended I/O
FAQ
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Q: What expander module is required for operation? A: The 1771-DXKT expander module is necessary.
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Q: Which communication networks are supported? A: ControlNet and DeviceNet via additional modules.
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Q: Can operators connect directly to the module? A: Yes, through VGA and PS/2 keyboard ports.
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Q: What is the backplane current requirement? A: 1.2 A at 5 V DC.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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