Siemens 6FX1122-2AD02 NC coupling module is a SINUMERIK 3 NC-to-PLC link PC board designed to connect the NC controller with the PLC. It is described as a NC-to-PLC coupling module and operates at 8 MHz, serving as the interface between NC and PLC domains within SINUMERIK 3 systems. This PC board module is used in CNC configurations to bridge the NC unit and PLC stage, enabling coordinated control in SINUMERIK 3 installations.
