Banner introduces the WORLD-BEAM QS18 Universal Voltage sensors featuring ac or dc voltage operation. The 3-wire photoelectric sensors deliver solid-state output for reliable presence/absence detection in a wide variety of applications, including package and material handling. In addition, the rugged sensors feature the compact, self-contained WORLD-BEAM housing with 18mm threaded barrel or base mount, side mount and retrofit bracket options, all in a rugged IP67 (NEMA 6) housing and with encapsulated electronics to resist harsh environments. The versatile sensors are light operate or dark operate, depending on the model and long range diffuse models are available for sensing up to 1m