The BALLUFF BES 517-224-U5-E is an inductive proximity sensor with dimensions of 40 x 80 x 80 mm, featuring a voltage range of 20-250 VAC/DC. It has 1 NO/NC contact configuration and offers a rated operating distance of 50 mm (Sn). This non-flush mount sensor utilizes screw terminal connections. Note: This model has been discontinued by the manufacturer.