SIMATIC S7-200, DIGITALE E/AEM 223, POTENTIALGETRENNT,4 DE/4 DA, AC 120V,NUR FUER S7-21X CPU,** AUSLAUFERZEUGNIS **SIMATIC S7-200, DIGITAL I/OEM 223, OPTALLY ISOLATED,4 DI /4 DO, 120 V ACFOR S7-21X CPU ONLY* PRODUCT TO BE DISCONTINUED *