# CAPTRON Technical Documentation Welcome to the official technical documentation for CAPTRON products. This site provides detailed technical reference manuals (TRMs) for CAPTRON's product lines, including IO-Link interface specifications, process data definitions, LED control, diagnostics, and configuration parameters. ## Available Documentation ### Technical Reference Manuals - [**CANEO series10**](/trms) - Capacitive touch sensors (series10) - [**CANEO series4x**](/trms) - Capacitive touch sensors with display (series4x) - [**CALIS**](/trms) - Capacitive level sensors - [**ORCA**](/trms) - Container level sensors Each TRM covers IO-Link interface details, ISDU parameter indices, process data mapping, events and commands, LED control, and diagnostics. ## Looking for Help? If you have technical questions about any CAPTRON product, visit our [Technical Support](/support) page for contact details.