The product performs four-channel differential voltage acquisition in the documented X20 I/O station. Installation and commissioning must preserve the exact identity, interfaces and approved configuration.
Important Notice: Confirm B&R X20AI4222, X20 I/O station, four +/-10 V differential inputs and X20TB12, wiring, grounding, configuration, companion accessories and controlled commissioning results before service release.
Apter Power X20AI4222 Manuals and Guides
The first document is the model-specific technical and system reference. The second is a distinct field workbook for installation, wiring, commissioning and acceptance records.