The Loytec LVIS Series touch panel are visual operation devices suited for building automation system applications. They provide visual or audio information at the panel with customized or standard graphic designs. All models support LonMark, BACnet, and Modbus TCP networks. Communication and connectivity is provided via Ethernet/IP, BACnet/IP, BACnet MS/TP, and RS-485 terminal connections. The LVIS Series comes with a 7, 12.1, or 15 screen in an aluminum adonized finished frame (12 and 15 models only) or a frameless glass front with capacitive touch. These units have an internal switch which allows a daisy chain topology of up to 20 devices and also allows redundant Ethernet (ring topology) enabled by RSTP.