3RK7271-1AA30-0AA0
SIMATIC S7-1200, DCM 1271, DATA DECOUPLING MODULE ДЛЯ AS-I MASTER CM 1243-2 IN: DC 24 V / 30 V OUT: 1 X AS-I, 4 A INTEGR. OVERLOAD PROTECTION, INTEGR. EARTH FAULT DETECTION, SIGNALING CONTACT
3RK7243-2AA30-0XB0
SIMATIC S7-1200, CM 1243-2 Communication module AS-Interface master подразумевает AS-i specification V3.0