Respectively available in IP67-rated M18 housings constructed of thermoplastic and stainless steel, UA18CSD and UA18ESD Series have housings ranging from 53–61 mm long and offer sensing distances up to 800 mm. Both digital output and analog output versions are available. Digital NPN or PNP versions, which can be either NO or NC, support 2 set-points to provide detection window. Analog output versions include 4–20 mA or 0–10 Vdc with positive or negative slope.