The STM6B computing unit is a replacement part for the PFXSTM6200/400 and is part of the Pro-face ST6000 series. This product line has been developed to meet the demands of the operator interface for simpler machines. Key features include connectivity, cybersecurity for remote access with Pro-face Connect, and a modern, intuitive visualization. The 22 mm mounting system allows for easy and customizable design of the operator interface with push buttons and touch display, as well as quick replacement during maintenance. The user interface on the HMI is configured using the BLUE software. With multiple interfaces (2 x Ethernet, 2 x serial COM, 1 x USB Type A, 1 x USB micro-B), optimal connectivity is ensured. The external dimensions of the computing unit module are 145.60 mm (width) x 108.20 mm (height) x 41.4 mm (depth), with a panel cut-out of 22.5 mm diameter. It also complies with standards such as 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 Zone 2/22, Marine.