Door Control, Again. In 1990 , Rytec's* PLC-based door controller set the standard for flex- ibility and easy of use. Incorporating state-of-the-art motion control technology, the System 3 controller has raised the bar. It combines the flexibility and performance of AC Drive technology with the ease and precision of digital control. The System 3 can display operational and diagnostic messages in English, French or Spanish. From making adjustments to setting the parameters to troubleshooting problems, the System 3 is simply the best door controller ever. HIGH-PERFORMANCE DOOR Driving The Boar Industry" u'U-U'.rviecdoo rs.com Smoother Operation and Fewer Adjustments - Variable frequency drive makes for soft starts and stops. It also allows for speed adjustments in either direction even after initial installation. And is dynamic braking virtually eliminates the need for brake adjustments and reduces break Easy, Flexible Programming - The System 3 features numerous pre- capabilities to accommodate traffic lights, air locks, freezer defrost systems and more, without requiring additional electrical components. Plug-in modules for floor loop and radio control activation make it simple and fast to add these options. Precision - An absolute rotary encoder provides easy setting and adjustment of door positioning from the panel itself. A two-line, 32- character LCD display makes operational and diagnostic messaging clear and precise in English, French Driving The Door Industry:

Large two-line, 32-character LCD display communicates door status, as well as operational and diagnostic messaging. Specifications: Subject to change Model: Rytec® System 3® Controller Certifications and Listings: Controller Variable Speed AC Drive: Safely opti- mizes door operation to meet any application. Soft acceleration and deceleration for improved drive system Enclosure: Housed in a NEMA 4 rated electrical enclosure. Standard features include a programming and operational pressure sensitive keypad and window to view LCD messaging display. Optional rotary disconnect and keyed enclosure...