training pack SIMATIC ET200M/PCS 7 PROFIBUS, Consisting of: 1x IM153-2PB HF, 2x SM 321, 32 DI, 4x SM 321, 16 DI diagnostics, 1x SM 322, 32 DO, 1x SM 331, 8 AI diagnostics, 1x SM 332, 8 AO diagnostics, 5x front connectors screw 20-pole, 4x front connector screw 40-pole, 1x mounting rail 620 mm, 6x bus modules f. I/O module, 1x bus module f. interface module, for operation 6ES7654-0UE23-0XS1 SIMATIC PCS 7 AS RTX-PROFIBUS required, can be used with PCS 7 V8.0 SP2 or higher ******************************* for educational purposes only