Rslogix 500 81000 Cpr9 W Master Disk
The phrase "w Master Disk" (with Master Disk) is crucial. Before cloud licensing and digital activation keys, Rockwell used physical "Master Disks" (or CDs) containing the master unlock key.
If you are supporting a 20-year-old bottling line, a critical wastewater treatment plant, or a military legacy system, the answer is an emphatic yes. The combination of RSLogix 500 81000 CPR9 w Master Disk offers a self-contained, air-gap-friendly, fully validated environment that modern licensing schemes cannot replicate.
However, proceed with caution. Ensure the Master Disk is intact, never buy "license-only" listings without the physical media, and ideally move the activation to your hard drive immediately after installation. As the last generation of technicians who know how to handle floppy-based activations retires, documentation for this CPR9 release becomes increasingly precious.
Final Verdict: A relic of the golden era of SLC programming—flawed by modern UI standards, but unmatched in stability for legacy hardware. Keep that Master Disk in a fireproof safe; you may need it for another decade.
The identifier 81000 CPR9 refers to a legacy version of RSLogix 500, the ladder logic programming software for Allen-Bradley SLC 500 and MicroLogix controllers. "CPR9" stands for Coordinated Product Release 9, which was a major versioning standard used by Rockwell Automation. Software Overview
Purpose: Used to create, edit, and debug ladder logic programs for industrial automation.
File Extension: Project source files use the .rss format, containing the project’s logic, data tables, and configurations.
Status: This is a legacy software package. While it remains widely used for existing SLC 500 and MicroLogix hardware, newer platforms have largely transitioned to the Studio 5000 environment. Activation & The "Master Disk"
In legacy versions like CPR9, Rockwell used EVMOVE or FactoryTalk Activation. rslogix 500 81000 cpr9 w master disk
Master Disk: Historically, this refers to a physical 3.5-inch floppy disk or a specific CD used to move a "token-based" license from the media to the computer's hard drive.
Modern Support: Most modern activations have moved to the Rockwell Automation PCDC (Product Compatibility and Download Center), where you can download software and manage digital activations. Licensing and Compatibility
Cost: Standard versions of RSLogix 500 are typically priced around $1,100, while the Pro version can reach $2,500.
Free Version: A limited version called RSLogix Micro Starter Lite is available for free, but it only supports MicroLogix 1000 and 1100 controllers.
OS Compatibility: RSLogix 500 is officially not compatible with Windows 11. It is generally recommended for use on Windows 7 or Windows 10 (32-bit or 64-bit), depending on the specific patch level of CPR9. Technical Capabilities
Communication: Connects to PLCs via Ethernet or Serial (DF1).
Reporting: You can convert project logic and configurations into PDF reports using built-in print functions or third-party tools.
RSLogix 500 version 8.10.00 (CPR 9) represents a major transitional phase for Rockwell Automation’s legacy PLC software, serving as the bridge between the old EVRSI (Master Disk) activation and the modern FactoryTalk Activation systems. Core Technical Profile The phrase "w Master Disk" (with Master Disk) is crucial
Released around June 2008, this version was the first to fully introduce Common Product Release (CPR) 9 standards to the RSLogix 500 family. Hardware Support: Added critical support for the MicroLogix 1400 (Series A) Go to product viewer dialog for this item.
and firmware FRN-11 for SLC 5/03, 5/04, and 5/05 controllers.
Operating Systems: Primarily designed for Windows XP and Windows Vista (32-bit); it is the last version to officially support the EVRSI floppy-disk-based activation. Enhanced Instruction Set:
Introduced advanced math and communication instructions like SIN, COS, TAN, LN, and DNP3 Slave support for MicroLogix 1400 Go to product viewer dialog for this item. The "Master Disk" and Activation
Version 8.10 is unique because it supports two distinct licensing methods:
EVRSI (Master Disk): This legacy system uses a physical 3.5" floppy disk to "move" a license onto a computer's hard drive. The software checks for hidden activation files in the root directory before allowing online/offline programming.
FactoryTalk Activation: This was the new, internet-based system introduced with CPR 9. Starting with v8.10, a valid serial number became mandatory during installation to facilitate the transition to this newer licensing model. Summary of Key Features (v8.10) Feature Category New Hardware MicroLogix 1400 Series A , SLC 5/0x FRN-11 Messaging
Modbus RTU Master support, SMTP (email) support (except on Vista) Security Added FactoryTalk Security LogOn/LogOff capabilities Legacy End-of-Life Last release to support the older EVRSI activation method If you are supporting a 20-year-old bottling line,
For those looking to troubleshoot or manage these legacy licenses, the EVMOVE.EXE or RESETW.EXE utilities found on the Master Disk are essential for moving activations between machines.
Are you trying to recover a lost activation from an old disk or migrate this version to a modern Windows 10/11 machine? RSLogix 500 8.10 | PDF | Windows Vista - Scribd
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However, this is not a text file or a readable document title. It is a Rockwell Automation catalog / part number for a specific software kit.
Here is the full, exact text as it would appear on the product label or invoice, along with the breakdown of what it means:
Many pharmaceutical, food, and automotive systems were originally programmed and validated using CPR9. Changing the software version—even upgrading to a newer RSLogix 500—recalculates the cyclic redundancy check (CRC) on the project file. For regulated industries, this forces a complete re-validation (IQ/OQ), costing tens of thousands of dollars. Engineers hunt for the 81000 CPR9 w Master Disk to avoid this.
This is the Catalog Number.
A master disk for RSLogix 500 (and related Classic/RSLogix families like 8100/CPR9) is a single authoritative backup of PLC programs, ladder logic, configuration files, and documentation used for deployment, recovery, version control, and auditing. Below is a concise, practical guide to what a master disk should contain, how to create and maintain it, and best practices for security and traceability.