Product Details
Product Overview
The Honeywell 51402755-100 K4LCN-4 operates as a primary CPU control board within specialized distributed control network architectures. This processor card coordinates arithmetic control strategies, manages scanning routines, and handles multi-loop process calculations for demanding industrial automation setups. We supply this unit as a 100% brand new, factory-original card to maintain continuous, high-speed algorithmic computing without hardware bottlenecks.
Technical Specifications
| Parameter | Specification |
| Brand / Manufacturer | Honeywell |
| Part Number | 51402755-100 |
| Model / Series | K4LCN-4 |
| Component Classification | Processor Card / CPU Control Board |
| Primary Category | Controls & Indicators |
| Net Weight | 2.14 lbs (approx. 0.97 kg) |
| Product Condition | 100% Original Brand New |
Engineering Advantages
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Mitigates Computation Thermal Stress: The K4LCN-4 card utilizes an optimized component layout across its PCB surface. This architectural spacing accelerates passive heat dissipation within packed control racks, which prevents central processing errors caused by local thermal build-up.
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High-Speed Loop Syncing: This control board processes thousands of discrete and analog I/O data points simultaneously. It resolves data conflicts at the processor level, providing crisp, real-time feedback loops for critical valve positioning and safety interlocks.
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Robust Backplane Integration: Weighing 2.14 lbs, this robust card features reinforced gold-plated edge connectors. This structural reinforcement ensures a secure mechanical fit inside the chassis slot, completely eliminating intermittent connection drops caused by high-amplitude industrial vibrations.
FAQs
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Does this 51402755-100 card arrive with factory firmware pre-loaded?
Yes. This 100% brand new processor card ships with standard factory base code. However, system engineers must load your plant’s specific configuration files and network addressing maps before resuming live operations.
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What safety precautions protect this CPU board during field deployment?
Field technicians must wear a grounded electrostatic discharge (ESD) wrist strap before removing the board from its anti-static packaging. Slide the card smoothly along the chassis guide rails to avoid bending the rear pin connectors.
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Can this K4LCN-4 card directly replace older processor revisions?
The 51402755-100 serves as a drop-in replacement for identical K4LCN-4 system architectures. Please cross-reference your current backplane compatibility guidelines and software version requirements before inserting the module.
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
Demystifying CPU Communication Ports in Siemens PLC Architectures
Industrial automation relies heavily on robust data exchange between devices. Without seamless connectivity, field instruments, network switches, human-machine interfaces, and programmable logic controllers cannot coordinate effectively. Therefore, understanding the various CPU communication ports available in Siemens hardware ensures efficient factory automation design and seamless system integration.
Mastering the Siemens PLC Scan Cycle: How the CPU Executes Automation Programs
Industrial automation relies heavily on programmable logic controllers (PLCs) to manage complex manufacturing processes. Many engineers dive straight into programming without mastering the underlying architecture. However, understanding how a PLC CPU executes a program ensures reliable system design. Therefore, mastering the scan cycle optimizes both performance and troubleshooting in modern control systems.
How to Connect to Siemens S7 PLCs: 5 Essential Communication Methods
Establishing a reliable hardware link between a programming terminal and a Siemens SIMATIC controller is essential for engineering workflows. Field engineers rely on distinct physical layers, ranging from legacy serial connections to high-speed Industrial Ethernet protocols. Modern factory automation environments prioritize fast data transfer and seamless driver integration. Selecting the correct connection method simplifies program downloads, online monitoring, and system troubleshooting in complex control systems.