Carlo Gavazzi CA30CAF16PA Proximity Sensors Capacitive Proximity Sensor, Flush mountable, Sensing Range 16mm, Adjustable 2-20mm, Power Supply 10-40VDC, PNP Output, N.O. and N.C., Cable PVC, PVC, Housing M30 x 62,5mm, 4th Generation Tripleshield, Improved EMC performances, ECOLAB, IP67 IP68 IP6