Schneider Electric TM221ME16R Modicon M221 Logic Controller 16 IO, 8 DI, 8 DO, Relay, Ethernet. The Schneider Electric TM221ME16R is a compact yet powerful Modicon M221 logic controller, engineered for efficient automation in OEM machines and small plant applications across Egypt and the Gulf. This versatile controller features 16 integrated I/O points, comprising 8 discrete inputs (24 V DC, sink/source) and 8 relay outputs (normally open, supporting 5-125 V DC / 5-250 V AC at 2 A). Additionally, it includes 2 analogue inputs (0-10 V) for enhanced control flexibility. Connectivity is robust with an integrated Ethernet port, a non-isolated serial link (RS232/RS485 supporting Modbus RTU/ASCII), and a USB port for programming. The Ethernet supports Modbus TCP and EtherNet/IP adapter services, ensuring seamless integration into modern industrial networks. With a 24 V DC supply and the ability to expand with up to 7 local I/O modules, the TM221ME16R is ideal for demanding environments like water treatment plants, food and beverage processing, and building services automation. Its durable design and wide operating temperature range (-10 to 55 °C) make it a reliable choice for diverse industrial settings.