In the world of precision motion control and nanopositioning, the name Physik Instrumente (PI) is synonymous with innovation. For engineers and researchers working with hexapods, piezo drives, and linear stages, software is just as critical as hardware. At the heart of PI's legacy control ecosystem lies a specific, often-searched reference: the PI Software Suite C-990.CD1.
This article provides an exhaustive breakdown of what the C-990.CD1 software suite is, its core components, installation nuances, compatibility, and why it remains a vital tool for automation engineers dealing with legacy PI controllers. pi software suite c-990.cd1
The C-990.CD1 suite is not universal. Use this table to verify your hardware: Unlocking Precision: The Comprehensive Guide to the PI
| PI Controller Model | Compatible? | Required DLL from CD1 | | :--- | :--- | :--- | | C-862 (Mercury) | ✅ Full | PI_GCS_DLL_v2.4 | | C-843 PCI Card | ✅ Full | PI_C843_DLL | | C-702 Piezo | ⚠️ Partial (Motion only, no advanced capture) | PI_GCS_DLL | | E-816 (NanoCube) | ✅ Full | PI_GC_DLL | | Modern C-413 (EtherCAT) | ❌ No | Needs PI One 2.0 suite | Old Way: You had to use Call Library
The original PI Software Suite C-990.CD1 was authored between 1998 and 2005. It expects a 32-bit operating system and relies on setup.exe installers that may fail on 64-bit Windows 10/11.
For LabVIEW users, C-990.CD1 is a godsend. It installs a massive library of Virtual Instruments (VIs) located in the LabVIEW instr.lib folder. These VIs are wrappers for the GCS DLLs.
Provides the foundational installation environment and offline recovery tools for the PI Data Archive and core PI interfaces.