Measurement Computing AI-EXP48 - Manual (Page 10)

AI-EXP48 User's Guide Installing the AI-EXP48
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3. Connect the external power supply, if used, to the power input port of the parent device, and then plug it
into an AC outlet.
Note : Connecting external power to the device before connecting the USB cable to the computer allows the
parent device to inform the host computer upon connection of the USB cable that the device requires
minimum power from the computer's USB port.
4. Connect the USB cable from the parent device to the host computer's USB port.
Connect to a USB 2.0 high speed hub to achieve the highest transfer rate (480 Mbps). When connected to a
USB 1.1 full-speed port, the transfer rate is limited to 12 Mbps.
Connecting the device for I/O operations
User connectors
The following table lists the device connectors and compatible hardware for the AI-EXP48.
User connectors and hardware
Connector type
 Six banks of removable screw-terminal blocks
 25-pin male DSUB connector (for connection to parent device)
Wire gauge range (screw terminals) 14 AWG to 30 AWG