Product Details
Product Description
The 1756-L55 is a high-performance ControlLogix 5555 controller from Allen-Bradley, designed to provide reliable and precise control for complex automation systems. This open-style module delivers efficient power management, flexible connectivity, and robust thermal performance for industrial applications.
Technical Specifications
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Manufacturer: Allen-Bradley
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Model / Part Number: 1756-L55
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Product Line: ControlLogix 5555
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Module Type: PLC Controller
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Weight: 0.34 kg (0.75 lbs)
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User Memory: None
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Backplane Current: 1.23–1.25 A at 5.1 V DC; 0.014 A at 24 V DC
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Power Dissipation: 5.6–5.7 W
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Thermal Dissipation: 19.1–19.4 BTU/hr
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Isolation Voltage: 30 V continuous
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Enclosure Type: Open-style (no enclosure)
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Battery Included: 1756-BA1
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Operating Temperature: 0–60 °C (32–140 °F)
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Storage Temperature: -40–85 °C (-40–185 °F)
Key Features
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Compact and lightweight open-style controller
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Integrated battery support (1756-BA1) for memory retention
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Efficient thermal and power management for continuous operation
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Compatible with ControlLogix 5555 series chassis
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High reliability with industrial-grade isolation voltage
Applications
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Central controller for ControlLogix automation systems
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Process control, machine automation, and high-speed logic applications
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Suitable for applications requiring precise I/O coordination
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
Strategic Selection: Choosing the Right SCADA Software for Your PLC Project
In industrial automation, the SCADA (Supervisory Control and Data Acquisition) system acts as the bridge between raw machine data and actionable human intelligence. Selecting the incorrect software platform can lead to integration bottlenecks, scalability issues, and excessive long-term maintenance costs. As an automation consultant with 15 years of experience, I have guided many projects through the selection process. Below are the essential criteria for choosing a platform that ensures both performance and longevity.
Ensuring Operational Continuity: The Strategic Value of Redundant Automation Systems
In modern industrial landscapes, unplanned downtime is the ultimate adversary. For sectors relying on complex PLC and DCS architectures, a single hardware failure can trigger catastrophic production losses. Therefore, implementing redundant automation systems is no longer a luxury; it is a fundamental requirement for mission-critical operations. In this article, I analyze why redundancy remains the backbone of reliable industrial infrastructure.
Selecting the Right Cables for Industrial Automation: A Comprehensive Guide
Selecting the appropriate cabling infrastructure is critical for the success of any industrial automation project. Improper cable selection often leads to signal degradation, system instability, and costly downtime. As an automation engineer, I frequently see projects compromised by poor cabling choices in harsh industrial environments. This guide simplifies the complex landscape of cabling to help you make informed decisions for your PLC, DCS, and control systems.