Product Details
Overview
The Allen-Bradley 1771-A3B1 is a universal I/O chassis engineered for industrial automation and control systems. With support for up to 12 I/O modules, this chassis offers a scalable and reliable foundation for PLC-5 and distributed control networks. Its open-style, panel-mounted design simplifies wiring access and integration in control panels.
Key Features
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Module Capacity: Accommodates 12 I/O modules for flexible configuration
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Mounting Type: Designed for panel-mount installations
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Electrical Rating: Maximum backplane current of 24 A at 5 V DC
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Durability: Withstands operating shock of 15 g and non-operating shock of 30 g
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Vibration Resistance: Rated at 2 g for frequencies between 10–500 Hz
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Open Chassis Design: Facilitates easy module installation and maintenance
Technical Specifications
Manufacturer: Rockwell Automation
Brand: Allen-Bradley
Part Number: 1771-A3B1
Module Type: Universal I/O Chassis
Number of I/O Slots: 12
Mount Type: Panel Mount
Enclosure Type: Open Style
Electrical & Environmental
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Maximum Backplane Current: 24 A @ 5 V DC
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Operating Temperature: 0–60°C (32–140°F)
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Relative Humidity: 5–95%, non-condensing
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Vibration: 2 g (10–500 Hz)
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Operating Shock: 15 g
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Non-Operating Shock: 30 g
Physical Dimensions & Weight
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Dimensions: 483 × 339 × 221 mm (19 × 12.4 × 7.6 in)
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Weight: 5.9 kg (13 lbs)
Applications
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PLC-5 series and distributed control systems
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Large-scale industrial automation requiring multiple I/O modules
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Manufacturing process control
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.
Tech & Buying Guide
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