Robus PROTON Multi-Directional Passive Infra-Red ensures light is switched on when sensor detects movement of heat, switched off when area is vacated. Minimises false / unwanted triggering. Large terminals accept 2 x 1. 5mm² conductors in each terminal. Facility for loop in loop out. High load contact rating, allows numerous fittings to be switched. No minimum load requirements. Complete with accessory shield to reduce detection angle. Corner mounting bracket available as accessory. It is suitable for outdoor applications.