Siemens 6ED1055-1MB00-0BA1 LOGO! expansion module

The Siemens LOGO! expansion module, also known as an expansion unit or I/O module, with type number 6ED1055-1MB00-0BA1, is an electrical module for functional expansion of LOGO! logic module controllers. It has the dimensions 10 x 6 x 4 cm and weighs 0.13 kg. LOGO! expansion modules are used to increase the number of digital or analog inputs and outputs of a base controller or to add special functions such as analog processing or communication. Typical applications include building automation for lighting, heating, and ventilation controls, as well as process engineering for controlling small machines and pumping systems.