This module is for detecting of train positions on a layout and also (using the railcom system) provides information to the control system about which train is in which section. It is more intelligent than the 4088 current sensing detectors. The Digikeijs DR5088RC Digital Occupancy Detector is a high-quality device designed for model railways enthusiasts. This 16 fold occupancy detector, operated through Loconet digital control system, allows users to accurately detect the presence of trains and automate their railway system. With its renowned brand name and advanced technology, this product offers precision and convenience for enhancing the overall experience of model railways and trains collectors.