TBX Discrete Module: 16 Input channels, 16I-24VDC, Note: Metal cover. Telemecanique is a brand of industrial automation and control products. It offers a wide range of products for industrial applications, such as sensors, switches, relays, contactors, motor starters, and more. At PLC2Day, you can find a large selection of Telemecanique products for your industrial automation needs. Shop now for competitive prices and fast delivery.