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Amazon.com: Siemens 6ES7 212-1AE40-0XB0 SIMATIC S7-1200, CPU 1212C, COMPACT CPU, DC/DC/DC, ONBOARD I/O: 8 DI 24V DC; 6 DO 24 V DC; 2 AI 0-10V DC, POWER SUPPLY: DC 20.4-28.8 V DC,
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SIEMENS 6ES7 214-1AG40-0XB0 SIMATIC S7-1200 CPU 1214C, Compact CPU: Amazon.com: Industrial & Scientific
![SIEMENS S7-300 The CPU 317-2 DP is a CPU with a large program memory. It is used in installations which have distributed automation structures in addition to a centralized I/O. is a SIEMENS S7-300 The CPU 317-2 DP is a CPU with a large program memory. It is used in installations which have distributed automation structures in addition to a centralized I/O. is a](http://www.aotewell.com/wp-content/uploads/2017/11/CPU-317-2-DP.jpg)