This product is part of Schneider Electric's Harmony ST6 range, a spare part of the HMIST6. This is a rear module for the touch panel screens of the Harmony ST6 range. It runs on 800MHz ARM Cortex-A8 CPU Harmony operating system with an input supply voltage of 24Vdc. It comes with a 1 GB device memory, 128 MB user data memory, and 512 KB backup memory. It also has 2x Ethernet port, 1x COM1 (RS-232C or RS-485), 1x USB 2.0 Type A, and 1x USB 2.0 Micro-B port. Its dimensions are 145mm (width) x 108mm (height) x 41mm (depth) and weighs 0.27Kg. This is intended for industries like packaging, food & beverage, textile, HVAC equipment, and compressors, and also for end users looking for maintenance of their Web devices. It conforms to standards like EN (61000-6-4, 61000-6-2, 61131-2), UL 61010-2-201, CSA C22.2 No 61010-2-201 and certifications like CSA, CE, China RoHS, KC, REACH, ATEX Zone2/22, Marine. This range is designed to meet the needs of simple machine operators for good visualization, connectivity, cybersecurity with EcoStruxure Secure Connect Advisor, and cost effective equipment. The HMISTM6 Faceless HMI can be used for applications that doesn't need an operator screen full time.