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
Overview
The Allen-Bradley 1756-L84E is a high-performance ControlLogix 5580 controller module designed for advanced industrial automation systems. It delivers extensive digital and analog I/O capacity, reliable communication interfaces, and robust operation for open-style rack installations.
Technical Specifications
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Model / Part Number: 1756-L84E
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Brand: Allen-Bradley
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Product Type: ControlLogix 5580 Controller Module
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Module Type: Controller
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User Memory: 20 MB
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Maximum Digital I/O: 128,000 points
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Maximum Analog I/O: 4,000 points
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Maximum I/O: 128,000 points
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Communication Interfaces: 1× Ethernet, 1× USB
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Power Supply Current Draw: 5.1 V DC: 1.20 mA, 1.2 V DC: 5.0 mA
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Power Dissipation: 6.2 Watts
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Thermal Dissipation: 21.2 BTU/hour
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Isolation Voltage: 50 Volts continuous
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Enclosure Type: None (open-style module)
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Compatible Chassis: 1756-A4, A4K, A7, A7K, A10, A10K, A13, A13K, A17, A17K Series B/C
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Weight: 0.94 lbs (0.43 kg)
Application Scenarios
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Mid-to-large scale PLC control systems requiring high-density digital and analog I/O
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Integration with ControlLogix 5580 I/O networks for process automation
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Open-style rack configurations in industrial control cabinets
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Expansion of existing ControlLogix systems for additional I/O capacity
Comparison with Similar Models
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1756-L84E vs 1756-L83E: L84E offers higher memory and enhanced I/O handling, suitable for more demanding applications.
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ControlLogix 5580 Series: L84E is ideal for systems that require compact modules with high digital and analog I/O density.
FAQs
Q1: What communication options are available on the 1756-L84E?
It includes one Ethernet port for network communication and one USB port for programming and configuration.
Q2: Which chassis are compatible with this controller?
It is compatible with 1756-A4, A4K, A7, A7K, A10, A10K, A13, A13K, A17, and A17K Series B/C chassis.
Q3: How much I/O can this module manage?
The controller supports up to 128,000 digital points and 4,000 analog points.
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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