PROFIBUS Remote I/O Module with 24 Digital Inputs. The PROFI-5051 is one of the PROFIBUS DP series products produced by ICP DAS. It provides the PROFIBUS DP communication protocol with any DP-Masters. The PROFI-5051 provides ±4KV ESD protection contacting for all terminals (include I/O Terminals and PROFIBUS connector). By applying the PROFI-5051, users can easily establish a PROFIBUS DP network with other DP-Masters. In advance, it can be used i..