SMI – Standard Motor Interface – is a communication interface for controlling blinds. The standard allows products developed by different equipment manufacturers to work in one common homogeneous network. Interface is widely used for roller shutters and sun protection drives in office buildings.

Topology

SMI allows distance up to 350 meters between the controller and actuator. Depending on the controller, up to 16 drives can be connected in parallel. 5-core mains cable is used for installation: L, N, PE for power and I+, I- for communication.

Tridium Niagara Driver

Driver will enable a direct Tridium Niagara communication with SMI products through the RS485 gateway.