The Model 500 dry polymer preparation system from Acrison features a color touch-screen operator interface with graphic displays, automatic batch calculations, and extensive control and monitoring capabilities. Other features include additional sensors throughout the system to more closely monitor its operation in real time, and an upgraded air dryer for conveying polymer into the unit’s cyclone wetting chamber. The new system layout improves user accessibility to all components while still maintaining a compact footprint. 201/440-8300; www.acrison.com.