Advantech BB-USR604Product Attribute Attribute Value Series BB Series Overview These industrial grade, isolated, USB to serial converters allow you to add two or four RS 232 422 485 ports to your PC. Built to rugged specifications, the BB USR604 offers 2 kV Port to Port isolation. This means that your upstream PC is isolated from the downstream serial devices and the downstream serial devices are isolated from each other and the upstream PC. Additional features such as
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