The M221 range received a hardware refresh in 2023–2024. v16 includes device definitions for:

As of October 2018, SoMachine Basic V1.6 SP2 has been replaced and is now officially called EcoStruxure Machine Expert - Basic

Under "Support" > "Download Center" > search "SoMachine Basic v16". Alternatively, use this direct product code: SOMABASICV16 (often used in knowledge base articles).