SCXI-1121 Calibration Procedure
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Calibration Process
The calibration process has the following steps:
1.
—Configure the SCXI-1121 for calibration.
2.
—Verify the existing operation of the
SCXI-1121. This step determines whether the SCXI-1121 is operating
within its test limits.
3.
—Perform an external calibration that adjusts
the SCXI-1121 calibration constants with respect to a known voltage
source.
4.
—Perform another verification to ensure
that the SCXI-1121 is operating within its test limits after adjustments.
Initial Setup
Complete the following steps to configure the SCXI-1121 for calibration.
Refer to Figure 1 for steps 1 and 2 and Figure 2 for steps 3 and 4.
1.
Remove the grounding screw from the SCXI-1121.
2.
Remove the cover on the SCXI-1121 so that you have access to the
potentiometers.
Figure 1.
Grounding Screw and Module Cover Removal
1
Grounding Screw
2
Module Cover
1
2