RL28-55/35/47/115b Retroreflective sensor

Retroreflective sensor with polarization filter, Clearly visible LEDs for Power ON, switching state and weak signal indication, Sensitivity adjuster and light/dark switch as standard features of this series, Not sensitive to ambient light, even with energy saving lamps, Dove-tail mounts and pass-through mounting holes, Large temperature range from -40 ... 60 °C (-40 ... 140 °F)