Sinus is a series of shallow luminaires in a classic design which are suitable for most environments, such as corridors, receptions, exhibition areas, hotels, etc. Sinus can be used both as a ceiling and a wall luminaire. Sinus is offered in white or grey, with a diffuser of opal acrylic. It is available with compact fluorescent or LED light source, dimming and an integrated emergency lighting unit. Sinus with sensor Sinus is available with built-in presence detector in two different versions; ON/OFF operating with standard electronic ballast and MIN/MAX operating with dimmable electronic ballast. The ON/OFF version turns the light on when detector is triggered and turns the light off, after a delay time, when the room is unoccupied.  The MIN/MAX version dims the light down from 100% to 10% output, after a delay time, when the room is unoccupied, and rapidly back to 100% when the detector is triggered. Master/slave functionality Both sensor versions can control a group of other Sinus luminaires.