34 | ni.com | NI VirtualBench Calibration Procedure
15. Repeat steps 4 to 14 for all of the ranges with the values for V
pos
and V
neg
in Table 14.
Note The 0.02 V range only applies to the VB-8034 and VB-8054.
16. Call
MSO Close.
17. Remove the connections from channel 1. Connect VirtualBench channel 2 to the
oscilloscope calibrator active head, as shown in Figure 16.
Figure 16. Oscilloscope Gain Channel 2 Connection Diagram
0.05 0.045 -0.045 -2 2 -1 1
0.02
*
0.018 -0.018 -2 2 -1.2 1.2
* VB-8034 and VB-8054 only.
1 VirtualBench Oscilloscope 2 Oscilloscope Calibrator 3 Oscilloscope Calibrator Active Head
Table 14. Oscilloscope Gain Verification Limits (Continued)
Range (V) V
pos
(V) V
neg
(V)
1 Year Limits (%) 24 Hour Limits (%)
Lower Upper Lower Upper
2
CH 2
CH 1
1
3
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