VIPA 231-1BD52 Digital Input Module VIPA PLC Series

The VIPA 231-1BD52 SM 231 analog input module is an industrial I/O component designed to acquire and process analog signals from sensors and transmitters within VIPA PLC-based automation systems. It supports continuous-duty operation with industrial-grade construction and is intended for process monitoring applications in environments such as process control equipment, manufacturing lines, water treatment facilities, and HVAC/energy management installations. Key specifications include part number 231-1BD52, series SM 231, modular PLC architecture, control cabinet installation, and compatibility with VIPA PLC systems for temperature, pressure, flow, and level measurements. Common replacements and related modules include VIPA 231-1BD53, Siemens SM331 Analog Input Module, and Allen-Bradley 1769-IF4.