The ECS-6216S output slave unit allow the addition of 16 output zones to the single bus system 6000. Up to 9 units can be added to the ECS-6216P, giving the system up to 160 output zone capacity. Each unit also offer 16CH GPI sensor input for messaging, event and scenario triggering. The technology can be found in schools, hospitals, malls, campus, transportation, correctional facilities and a variety of commercial and industrial applications.