SIMATIC S7-200, DIGITALE E/AEM 223, NUR FUER S7-22X CPU,16 DE 24 V DC, SINK/SOURCE,16DA 24V DC; 0,75A/KANAL,SOURCESIMATIC S7-200, DIGITAL I/OEM 223, FOR S7-22X CPU ONLY,16 DI 24 V DC, SINK/SOURCE,16DO 24V DC, 0.75A/POINT,SOURCE