Functional Details; External Components; Usb Connector; Status Led - Measurement Computing USB-3104 User Manual

Functional Details

External components

The USB-3104 has the following external components, as shown in Figure 3.

USB connector



Status LED



Power LED


Screw terminal banks (2)

USB connector
The USB connector provides power and communication. The voltage supplied through the USB connector is
system-dependent, and may be less than 5 V. No external power supply is required.
Status LED
The Status LED indicates the communication status of the USB-3104. It flashes when data is being transferred,
and is off when the USB-3104 is not communicating. This LED uses up to 10 mA of current and cannot be
disabled.
Power LED
The power LED lights up when the USB-3104 is connected to a USB port on your computer or to an external
USB hub that is connected to your computer.
Figure 3. USB-3104 external components
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Chapter 3