A new business model of supply chain management for IC foundry and a system and method of demand and capacity management with machine-time accuracy are provided. The system includes a processor, a tubing assembly forming a first fluid conduit between a first fluid inlet and a first fluid outlet, and an insert member having a channel therethrough and coupled to the first fluid outlet so that fluid flowing through the first fluid conduit may flow through the insert member. By one approach, the movable barrier operator also comprises a reduction mechanism and a transmission.