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USB-231-OEM User's Guide
Functional Details
Figure 11. Connecting the +VO power source load
The + 5 V power is always enabled and the voltage is present at the
connector when the device is in active
+VO
mode. The +5 V power source is not available for about one second after the device is first connected to the
USB connector or when the device is in suspend mode.
Ground
The analog ground (
) connectors provide a common ground for all analog channels. The digital ground
AGND
(
) connectors provide a common ground for the digital, counter, and power connector.
GND
For more information about signal connections
For more information about analog and digital signal connections, refer to the Guide to DAQ Signal
Connections on our website at www.mccdaq.com/support/DAQ-Signal-Connections.aspx.
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