The disclosure relates to aisle width sensor for a mobile storage system for determining the width between adjacent movable storage units, particularly when creating an aisle therebetween. At least one connecting element, that is moveable in a rolling motion, is provided between the body and the flanges. In accordance with the method, the control device is programmed for a particular constellation of restraint devices. A notification that indicates an occurrence of the at least one event is received from the printing device. The interconnect includes at least one bus adapted to provide at least one bus signal to the location dependent device and a plurality of electrical contacts external to the location dependent device and capable of providing a signal indicative of a physical location of the location dependent device when the location dependent device is installed.