![background image](http://html2.mh-extra.com/html/national-instruments/ni-pxie-4138/ni-pxie-4138_calibration-procedure_3567885009.webp)
11. Verify that the recorded value falls within the test limits.
12. Repeat the previous steps. This time, make the necessary connections as shown in the
following figure:
Figure 4.
Voltage Remote Sense Diagram, Part 2
3
NI-DCPower Device
Sense LO
Sense HI
HI
LO
Load2
Verifying Offset Current
Remove all connections from the NI 4138 and confirm the current measured by the NI 4138 at
0 V falls within the test limits.
Complete this procedure only after successfully completing all previous verification
procedures. Verify ranges in the specified order.
Refer to the following table as you complete the following steps.
3
Follow industry best practices for minimizing thermal electromotive force (EMF) when making the
necessary connections for this procedure.
NI PXIe-4138 Calibration Procedure
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© National Instruments
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