商品説明The USB-4700 series consists of true Plug & Play data acquisition devices. No more opening up your computer chassis to install boardsjust plug in the module, then get the data. It’s easy and efficient. The USB-4750 is a 32-channel isolated digital I/O module for the USB bus. With isolation protection of 2500 Vdc, and dry contact support, the USB-4750 is ideal for industrial applications where high-voltage protection is required. Each I/O channel of the USB-4750 corresponds to a bit in an I/O port. This makes USB-4750 very easy to program.