Connecting Analog Output Signals; Analog Output Timing Signals - National Instruments Data Acquisition Device NI USB-621x User Manual

Chapter 5 Analog Output

Connecting Analog Output Signals

Analog Output Timing Signals

NI USB-621x User Manual
A digital trigger can initiate these actions on USB-621x devices. Refer to
the AO Start Trigger Signal
information about these triggering actions.
AO <0..1> are the voltage output signals for AO channels 0 and 1.
AO GND is the ground reference for AO <0..1>.
Figure 5-2 shows how to make AO connections to the device.
+
V OUT
Load
–
AO GND
–
Load
V OUT
+
Figure 5-2. Analog Output Connections
Figure 5-3 summarizes all of the timing options provided by the analog
output timing engine.
and AO Pause Trigger Signal
Analog Output Channels
AO 0
Channel 0
AO 1
Channel 1
USB-621x Device
5-4
sections for more
Isolation
Barrier
(USB-6215/
6216/6218
devices only)
Digital
Isolators
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