SIPLUS ET 200SP F-AI 4xI 2-/4-wire HF based on 6ES7136-6AA00-0CA1 with conformal coating, -30+60 , fail-safe analog inputs up to PL e (ISO 13849) up to SIL 3 (IEC 61508) With SIMATIC ET 200SP, Siemens offers a multifunctional and distributed I/O system,