Gem Bids For 70 Cpu For Plc S7 200 Smart Model No St20 6es7288- 1st20-oaa1 Make Siemens. Digital Input Output Module For Plc S7 200 Smart Model No. 6es7288- 2dt32-oaao Make Siemens Hmi Basic Mono Pn Kp300 Mlfb No 6av6647-0ah11-3ax1 Make Siemens. Analog Input Module For S7 200 Smart Plc Sm Ai08 8ai Mlfb No. 6es7 288-3ae08-0aa0 Make Siemens Analog Input Module For S7 200 Smart Plc Sm Ai04 4ai Mlfb No. 6es7 288-3ae04-0aa0 Make Siemens. Profibus Fc Bus Connector Rs 485 Model-6gk1500-0fc10 Sub-d Connector 9 Pin Make: Siemens.