
Allen Bradley 1747-OS401 SLC 5/04 Processor Upgrade
Product Summary
The Allen Bradley 1747-OS401 is a processor operating system for the SLC 500 series. It specifically enhances SLC 5/04 architectures with advanced instructions. This unit supports complex mathematical functions and indirect addressing. It provides greater flexibility for demanding process control applications. Engineers can execute sine, cosine, and tangent calculations reliably. This processor is a robust component for modern automation environments.
Expert Technical Evaluation & Performance Review

The 1747-OS401 significantly expands the instruction set for SLC 5/04 processors. It supports the SCP, ABS, and SWP instructions for data manipulation. These tools allow for precise scaling, absolute value calculation, and word swapping. The processor also handles ASN and ACS instructions for advanced control tasks. This capability makes it ideal for complex industrial sequencing operations.
The unit excels at executing high-level mathematical instructions. It supports ATN, cosine, sine, and tangent functions. These are vital for applications requiring complex trigonometric calculations. The inclusion of natural logarithmic functions adds further engineering value. This allows the processor to handle advanced process control algorithms efficiently.
Indirect addressing is a key feature of this operating system. It supports both word-level and bit-level references. This provides greater flexibility when managing large data tables. Programmers can access data points without hardcoding specific addresses. This feature simplifies code and reduces programming time significantly.

The 1747-OS401 is specifically compatible with SLC 5/04 architectures. This ensures seamless integration into existing Allen Bradley systems. It enhances programming capabilities without requiring a full hardware overhaul. The processor maintains reliability while offering a broader instruction set. This makes it a cost-effective upgrade for mature control systems.
This operating system covers a spectrum of functionality for users. It enables a multitude of data manipulation and control tasks. The robust component handles both simple and complex operations. Its design focuses on advancing process control applications effectively. Engineers can rely on this unit for critical production environments.
Logistics & Standard Packaging Details

- One unit of the Allen Bradley 1747-OS401 processor operating system
- Standard anti-static packaging for safe transit
- Product documentation and warranty information
- Express shipping is available via FedEx, UPS, and DHL