Floating Connections
NI 9231
AI+
AI–
+
–
Signal
Source
NI 9231 Connection Guidelines
•
Make sure that devices you connect to the NI 9231 are
compatible with the module specifications.
Integrated Electronic Piezoelectric (IEPE)
Sensors
The NI 9231 provides an IEPE excitation current for each
channel to measure the IEPE sensors. Typical IEPE sensors have
a case that is electrically isolated from the IEPE electronics. As a
NI 9231 Getting Started Guide
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© National Instruments
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