September 2015 -
VS Vision Systems GmbH - Industrial PC provider -
presents the whole family of
Serial Device Servers. The servers come
with one, two, four and eight serial ports. In contrast to other brands
these devices can extend the number of serial ports by expansion via
an USB 2.0 High-Speed port.
At the bottom is a NetCom Plus 813, with the USB port on the rear side. On top of this is a USB-8COM Plus, which also has an USB expansion port on the rear side. This pair is topped by a second USB-8COM Plus, resulting
in a total of 24 serial ports in this example.
provide the USB expansion port. The exceptions are NetCom Plus 411 POE, 811 POE and 811 DIO. On this USB port
accept and support all devices from the
USB-COM Plus series
This allows port expansion with 1, 2, 4 and 8 serial ports, in isolated or standard fashion. The USB-4COM Plus and USB-8COM Plus allow further expansion via their USB-through function.
The internal ports in the NetCom+
and the serial ports
in USB-COM Plus modules are strongly ESD protected. USB-COM models are available with galvanically isolated serial ports.