Noris Ri51 Limit Value Switch For Frequency

The NORIS RI51 is an industrial signal converter and switch amplifier designed for 0…20 mA input applications with a wide 9…32V DC supply range. It features adjustable switching thresholds, relay output contacts, and robust performance across ambient temperatures from -20°C to +70°C. With certified CE compliance and multiple contact rating options (AC/DC), the RI51 is suitable for demanding automation and control environments. Part number B83591#006 ensures precise identification for maintenance