RSLogix 5 CD or Allen-Bradley 9324-RLxxxx9324-RL0100ENE – RSLogix 5 Standard (Node-Locked)9324-RL0300ENE – RSLogix 5 ProfessionalRockwell officially placed the PLC‑5 platform in “End of Life” (EOL) status in 2017. Last time buy for new PLC‑5 hardware was 2020.