Available in M18 housings, thermoplastic UA18CSD Series and stainless steel UA18ESD Series provide long sensing distances up to 800 mm, in spite of compact thread length of 38.3 mm. Digital NPN or PNP versions can be either NO or NC, and support 2 different set points, providing detection window. Analog output versions include 4–20 mA or 0–10 Vdc, with positive or negative slope. All are IP67-rated, have cULus UL508 approval, and can be operated with 10–30 Vdc.