Here is the breakdown of what a "full" license historically meant:
In the world of industrial automation, few names command as much respect—and as much frustration—as RSLogix 5. For decades, this software has been the gold standard for programming Allen-Bradley PLC-5 processors. These rugged, reliable controllers form the backbone of countless manufacturing lines, water treatment facilities, and power plants across the globe.
Maintain a hardened, air-gapped Windows 7 (32-bit) laptop with legacy serial and PCMCIA ports. This laptop is only used for PLC-5 programming. No email, no internet, no USB sticks from unknown sources. This "dedicated engineering workstation" is the safest way to use your full license. The Cost of Doing Nothing You might be reading this and thinking, "Our RSLogix 5 license works fine on our old laptop. We don't need to change." rslogix 5 license full
A "Lite" or "Starter" edition of RSLogix 5 might cost less initially, but for a maintenance engineer trying to debug a complex machine stoppage at 2 AM, lacking online editing is a nightmare. Hence, the persistent demand for the version. The Hard Truth: RSLogix 5 is "End of Life" The most important fact you need to know: Rockwell Automation no longer sells new RSLogix 5 licenses.
Your plant is now unable to change a single timer preset, diagnose a stuck output, or recover from a fault. You are facing measured in days or weeks while you scramble to find a used license or reverse-engineer a migration. Here is the breakdown of what a "full"
| Feature | Full (Professional) License | Limited or Lite License | | :--- | :--- | :--- | | | All PLC-5 models (including 5/250 Pyramid Integrator) | Limited to small PLC-5 models (e.g., 5/10, 5/12, 5/15) | | Logic Memory Limit | None (full 64k-100k words depending on CPU) | Severely capped (usually 16k words or less) | | Online Editing | Full support | Disabled or restricted | | Structured Text / SFC | Full support | Ladder logic only | | Trending & Diagnostics | Advanced diagnostics | Basic monitoring only |
If you currently own a full license, protect it with your life. Convert it to modern activation, virtualize your environment, and treat it as a critical asset. Maintain a hardened, air-gapped Windows 7 (32-bit) laptop
Rockwell does offer a service to convert EVRSI (master disk) activations to modern FactoryTalk Activation (FTAct). This is not a new purchase; it is a conversion. You must prove you own the original license. If successful, you will receive a modern .lic or .xml file that can be hosted on a network server or a USB hardware dongle (CodeMeter stick). This gives you a "full" license on modern Windows 10/11 (though compatibility is another issue). 2. The Used Software License Market (Legal Gray Zone) There are reputable third-party vendors who deal in "surplus" software licenses. When a factory permanently shuts down a PLC-5 line or upgrades to ControlLogix, they often have no need for their RSLogix 5 license. Some companies legally sell these perpetual licenses to asset recovery firms.