Modicon M221 together with HMI, Harmony ST6

Schneider Electric Modicon M221 is a Nano PLC made to control basic automation for machines. Can be programmed with a free software called “Machine Expert Basic”. M221 uses TM3 expansion family for I/O. Harmony HMIST6 and Modicon M221 is a great solution bundle, it is designed to meet the needs of simple machine builders for good visualization and control, simple to use, connectivity, cybersecurity and cost-effective equipment.