Remove C:\Program Files (x86)\SAIA and C:\ProgramData\SAIA .
The REGISTRATION.KEY is often reusable across consecutive versions, but the USER.KEY license is typically version-specific. Upgrading to a new major version (e.g., from 2.1 to 2.2) almost always requires purchasing a new USER.KEY from your Saia representative.
One of the most critical areas of confusion involves which keys work with which versions of PG5. The table below summarizes the key compatibility landscape across major versions.
Before diving into the registration key mechanics, it is essential to understand the software. SAIA PG5 is a powerful, integrated development environment (IDE) used to program SAIA PCD (Programmable Control Devices) controllers. It supports multiple programming languages as defined by IEC 61131-3, including: saia pg5 registrationkey work
Always purchase a legitimate license from an authorized SAIA/Sauter distributor. The cost is minor compared to the risk of failure in an industrial control system.
: Permanent licenses must be purchased from an authorized Saia Burgess Controls partner. Applying the Key in PG5
: The key dictates which specific editors (like FUPLA or Graftec) and libraries (like HeaVAC) the user can access. It does not limit the number of projects or the project size. Remove C:\Program Files (x86)\SAIA and C:\ProgramData\SAIA
Navigate to C:\ProgramData\SAIA\PG5\License (hidden folder). Delete any corrupt .lic files and re-enter your key.
Click or "Register" . Paste the provided key into the field. If it is a dongle, the software detects it automatically.
: Ensure the key matches your version of PG5 (e.g., V2.3 keys may differ from older V1.4 keys). 1.1 Saia® PG5 Controls Suite: Engineering & programming One of the most critical areas of confusion
: When prompted, browse to your local "User.key" or "registration.key" file.
: Open the PG5 Project Manager with administrative privileges to ensure the software has permission to save the license status. Access Registration Menu PG5 User Registration Browse for File