The Euchner Eisner CES-AP security system offers extensive tamper-proof protection. It is designed according to EN-ISO 13849-1 Category 4 and enables connections with a plug connector. With this system, transponder technology can be used to protect doormen and doors, including very small doors. The AP model provides typical CES features, such as large read distances. Install through the profile rail. Integrated short circuit monitoring function, and LED technology can realize the diagnostic function.