Micro_processor controlled system. Operates in two directions. Allows passing in one direction. A data output avaliable in the direction advanced. This may either be a digital output to additional equipment or may be sent directly to pc. We developed new mechanich which brakes circle movement of the turnstile arm with hydraulic shock absorver unit. System switches to automatic free passing mode in case of a power failure. for pass triggering, it may be used by dry contact or 3-50 v dc impact, or by direct pc control with ttl, cmos or rs232 rs422-485 can be used. Up to 256 turnstiles can be supervised by a single pc. All sorts of access control units and other peripherals may be easily connected. illuminated three level display provides access control for the system. If turnstile is ready for access, a green arrow flashes. When access is granted, the green arrow permanently lights up. At the moment of access, a red sign appears for the opposite direction as an indication of blocked access. control opportunity linking to security systems (automatic free pass mode in emergency situations, and fire alarms) is available.wooden or granite options for top cover. fast and uninterrupted high-quality, expert technical support throughout turkey, turkish republic of northern cyprus, central asia and balkans.