Siemens S7-300 PLC CPU and memory reset when communications with TIA portal fail. English - YouTube
6ES7313-6BG04-0AB0 Siemens | Siemens SIMATIC S7-300 Series PLC CPU for Use with SIMATIC S7-300 Series, Digital Output, 16 (Digital)-Input, Digital | 211-411 | RS Components
SIMATIC S7-300 - CPU 317F-2DP - Siemens PLC – Inosaki
SIMATIC S7-300 6ES7313-6CG04-0AB0, CPU 313C-2 DP Compact CPU Central Processing Unit : Amazon.ca: Electronics