connector set for M221C - IO This connector set is proposed as a spare part available for Modicon M221 logic controllers. It is used to connect the inputs/outputs of Modicon M221 logic controllers It is composed of 8 removable connectors with screw terminals used to equip a Modicon M221 logic controller. This product is certified by CE, IACS E10, CSA, RCM, LR, ABS, DNV-GL, EAC and CULus. It meets EN/IEC 61010-2-201, EN/IEC 61131-2 and EN/IEC 60664-1 standards.