The MicroZed v3.5 elevator controller module contains all the necessary components to control the elevator and to simultaneously insure the protection of the elevator and user against faulty conditions. It can operate in a group of up to 4 elevators. In addition, this module has a user-friendly interface consisting of one 24-characters by 2-lines LCD alphanumeric display and three push buttons to access the different pages, menus and parameters editing (the display is sold separately). The outputs are capable of driving both AC and DC contactors. Controller has an incremental encoder interface used optionally for floor information (Slow down and final stop). All spare outputs are user configurable. In call multiplexing mode, the controller can service up to 16 floors in down collective simplex. The firmware could be upgraded on site.