SIPLUS ET 200SP F-AI 4xI 2/4-wire HF rail based on 6ES7136-6AA00-0CA1 with conformal coating, -30+60 , OT1 with ST1/2 (+70 f€¢€r 10 minutes), fail-safe analog inputs up to PL e (ISO 13849) up to SIL 3 (IEC 61508) With SIMATIC ET 200SP, Siemens offers a