The VP100 is an advanced access control system based upon the VIDEX unique Coded proximity Key giving over 4 billion combinations. The system will operate and control one or two entrance points and store up to 100 proximity Tags or Cards. An additional reader can be connected in parallel at each door to control both entry to and exit from the building. Connections from the reader to the control equipment can be made using an unshielded5 core cable up to a distance of 100 meters, or a maximum resistance of 10 Ohms. A dry contact lock release relay and push to exit button inputs are also included for each door.