Central processing units - SIMATIC S7-1500 - Global
6ES7217-1AG40-0XB0 Siemens | Siemens SIMATIC S7-1200 Series PLC CPU for Use with SIMATIC S7-1200 Series, 24 V Supply, Digital, Transistor Output, 14 | 862-4499 | RS Components
Siemens PLC Programming Training for Mechatronics - Amatrol