OverviewThe XC-8 series is an elevator control board series that is fully designed and manufactured at Ultimatrue Engineering Industries. The XC-8 series user manual operates to serve multiple elevator control board models, which include: XC-8, XC-8XP, XC-16, XC-8D, XC-8SC, XCHV-8XP, and XC-8HV/ SC. The XC-8 series operate up to eight stops, with additional features to satisfy customer specifications. The XC-8 series supports extensions up to sixteen stops using the XE-1 extension board and facilitate duplex group control through the XC8-D board, in addition to all types of brand indicators (XDP-2W, XD-2W, XD-B, and XD-S). The XC-8 series operate using all motor types (one-speed, two-speed, and hydraulic), all door types (manual, semiautomatic, wait-open automatic, and wait-close automatic), and various elevator call collections, such as: down-collective, simple-collective, and A.P.B (single call). The XC-8 series contain safety circuits by hardware and by software designed to control speed and direction systems to halt operations if any failures occur in the fork, lock, slip, stop, etc. In addition to an internal three-phase correction system. The XC-8 series provide a total of twenty-six software programs, distributed across basic and advanced programming functionalities, accustomed with a userfriendly menu interface. The XC-8 series also provides built-in fault and error diagnosis information that could be viewed on the LCD board screen, 7-segment indicator, and brand serial indicator (XD-S). The XC-8 series complies with the international lift safety standards EN 81-20 and EN 81-50.