Comparison list for S7-300, S7-400, S7-1200, S7-1500
SIEMENS PLC PROGRAMMING FOR BEGINNERS: LEARN SIEMENS PLC PROGRAMMING WITH S7-300/400 Automating Project Examples inside TIA portal and Factory IO - Kindle edition by Wicks, Daniel H. Children Kindle eBooks @ Amazon.com.
6ES7317-6FF04-0AB0 Siemens Simatic S7-300 Fail Safe CPU, 49% OFF
Siemens S7-300 PLC, program upload/download, hardware configuration using TIA Portal V16. English - YouTube