Find PCS 7 Channel Driver Blocks in the PCS 7 AP Library

In the reported PCS 7 V9.1 setup, the forum reply locates channel drivers under PCS 7 AP Library V9x > Blocks+Templates > Blocks > Channel. Before relying on that path, confirm that the applicable Advanced Process Library (APL) is installed and compatible with the project. Siemens' APL V9.1 SP2 readme says its blocks require at least PCS 7 V9.1 SP2 and that the library is installed through PCS 7 system setup or its own setup; this does not establish availability in every PCS 7 V9.1 installation.

Check the installed library

In the CFC block catalog, inspect the installed library tree for the PCS 7 AP Library and its channel block folder. The original discussion reports the location as PCS 7 AP Library V9x > Blocks+Templates > Blocks > Channel, but the report does not identify which library package/version was installed or provide evidence that this exact catalog path applies to every PCS 7 V9.1 release.

Siemens' APL V9.1 SP2 readme identifies the installed library as PCS 7 AP Library V9.1 and says that the blocks require at least PCS 7 V9.1 SP2. It also says the library can be installed through PCS 7 system setup or by running the APL setup. Therefore, absence from the catalog may mean the relevant library is not installed, the installed version is not compatible with the engineering system, or the block is located in a different library/catalog section.

Confirm version and availability

Identify the exact PCS 7 release, Service Pack and Update from the installed engineering system and project.
Identify whether the project uses the PCS 7 Advanced Process Library and which APL version is installed.
Check the matching APL readme for minimum PCS 7 requirements and scope of delivery. The opened V9.1 SP2 readme requires at least PCS 7 V9.1 SP2; do not apply this statement to another APL edition without checking its own readme.
In the CFC catalog, expand the installed PCS 7 AP Library and inspect its block folders. Search by the documented block name only after confirming the intended family/version.
If the required library is absent or mismatched, use the organization's approved PCS 7 installation and library-management process. Do not copy blocks from another release into a project without checking compatibility and performing the required library/project update steps.

Distinguish library inclusion from installation

A library may be supplied with a product setup without being present in the currently installed catalog. Siemens' APL V9.1 SP2 readme permits installation through the PCS 7 system setup or the separate APL setup. Consequently, the forum answer that no additional library installation is needed is not a universal guarantee; check the installed component state and exact release. The available official reference concerns APL V9.1 SP2, not all PCS 7 V9.1 configurations.

Verification

Confirm that the intended channel-driver block appears in the catalog under the installed, version-compatible library. Check the block type and version against the project's device and engineering requirements. After placing a block, follow the applicable PCS 7/CFC procedure for module-driver generation and validate its connections before compiling or downloading.

Limitations and Operational Precautions

The source does not state whether PCS 7 V9.1 means the initial release, SP1, SP2, or a later Update, nor whether APL was installed. The opened Siemens documentation establishes requirements only for APL V9.1 SP2: blocks require at least PCS 7 V9.1 SP2, and the library can be installed through the system setup or APL setup. The reported subfolder path was not independently confirmed in that manual. Because compatibility and library availability are unresolved for the reported system, this article is flagged for review. Do not transfer or import block types into a project until the installed versions and migration procedure are confirmed.

Engineer FAQ

Where did the original reply say channel drivers are located? It gives PCS 7 AP Library V9x > Blocks+Templates > Blocks > Channel; confirm this location in the installed version.

Does every PCS 7 V9.1 installation include the AP Library in the CFC catalog? The source reply says no additional installation is needed, but Siemens' APL V9.1 SP2 readme describes installing the library through PCS 7 system setup or separate APL setup. Check the actual installation.

Which PCS 7 version does the opened APL V9.1 SP2 readme require? At least PCS 7 V9.1 SP2 for the blocks described by that readme.

What if the block is still missing? Verify the exact PCS 7 and APL versions and whether the library is installed before attempting any library update or import.

Can blocks be copied from another project or release? Do not assume this is compatible. Follow the applicable Siemens library and project update documentation for the exact release.

Technical References

Siemens, PCS 7 Advanced Process Library Readme V9.1 SP2 (Online), Readme A5E51838815-AA, §§3.1–3.4, scope of delivery, software requirements and installation, pp. 8–9: https://cache.industry.siemens.com/dl/files/028/109806028/att_1111367/v1/AdvLib-Readme-Online_en-US.pdf
Siemens, PCS 7 Advanced Process Library Readme V9.1 SP2 Update 4 (Online), Readme A5E51838815-AE, §§4.1–4.4, pp. 10–11: https://cache.industry.siemens.com/dl/files/699/109954699/att_1265108/v1/AdvLib-Readme-Online_en-US.pdf

Find PCS 7 Channel Driver Blocks in the PCS 7 AP Library