B&B Electronics 3PCIU4 - Manual (Page 39)

Driver Software Installation
Manual Documentation Number 3PCIoUx-1008 Chapter 3 33
Figure 22. System Properties Screen
3. In the Device Manager , click Multiport Serial Cards
All serial adapter cards should appear in the list. Additional
information about the cards can be obtained by double-clicking the
name of the card.
4. Click Ports (COM & LPT)
All installed ports should appear in the list. The COM port number
assigned to each port will be shown.