Overview The Zone Controllers offer extended utility to the Drive Rack & Zone PRO™ families. The nine Zone Controllers use analog DC voltage to provide logic control ranging from zone source selection, volume & muting, to program or scene selection & fire safety muting. Wired with readily available & affordable CAT5 cable with universally accepted RJ-45 connectors at distances up to 1000 ft, the ZC Zone Controllers offer simple yet elegant solutions to the contractor. The ZC-3 can function as a program selector for the Drive Rack 260 & 220i; in addition it can be used for as a source selector, page steering control, or a scene selector for the Zone PRO products. Connectors (2) RJ-45 Series Wiring Maximum Cable Length varies with number of Zone Controllers. For Example, Three Zone Controllers: 600 ft. Six Zone Controllers: 300 ft. Parallel Wiring using ZC-BOB Up to Six Zone Controllers: 1000 ft. Parallel Wiring Cable CAT5 or CAT5E with 28.6 Ohm/M (Ohm/1000ft.) nominal DCR & rated VW-1 or higher. Safety Agency Certifications UL 60065, IEC 60065, EN 55013, E60065