Simatic-s7fprojx-v5-5-sp13-upd1.exe File

Several users reported sporadic “I/O access error” when using ET 200SP F modules with specific firmware. Update 1 resolves these false positives, which previously forced safety shutdowns unnecessarily.

If you are applying this update to a legacy system, it is a sign you are maintaining older hardware. Consider these paths:

While Siemens does not publicly disclose every single hotfix in a point update like UPD1, analyzing typical SP13+UPD1 contents reveals common improvements: simatic-s7fprojx-v5-5-sp13-upd1.exe

Note: This is not a feature release. It does not add new F-module support or new safety instructions. It is strictly a stabilization and bug-fix update.

According to Siemens internal release notes (excerpts): Several users reported sporadic “I/O access error” when

Q1: Can I skip SP13 and just install Update 1?
No. Update 1 is incremental. You must have SP13 already present.

Q2: Does this update require a new license key?
No. The existing F-Configuration Pack license (floating or node-locked) remains valid. Note: This is not a feature release

Q3: Is simatic-s7fprojx-v5-5-sp13-upd1.exe compatible with PCS 7?
No. PCS 7 uses a different safety package (F-Systems for PCS 7). This is strictly for TIA Portal.

Q4: My PLC is running fine. Do I really need to update my engineering PC?
Yes. The engineering PC’s F-pack version must match or be newer than the F-CPU’s compiled safety program version. Otherwise, future online changes will be blocked.

Q5: Where can I download the official file?
Go to support.industry.siemens.com – Search for "S7 F Configuration Pack V5.5 SP13" → Download → Select "Update 1".