Each The 2700 series systems integrate precise measurement, switches, and controls into a compact, integrated enclosure, suitable for rackmount or desktop applications. Although all three systems share the same core functions and programming, each main unit has unique features. For example, the 2701 model features 10/100Base...seTX Ethernet interface, model 2750 features expanded low-resistance measurement capabilities. All models are compatible with the same line from plug-in multiplexers, matrices, or control modules.