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RM-26999 Calibration Procedure
8
ni.com/calibration
Warm Up the DUT
Warm up time is not required for the DUT prior to taking measurements. All test
equipment used in this procedure require a warm up time of at least 1 hour.
Perform Verification
DC Gain Verification
Test Limits
Table 1:
DC Gain Verification Test Limits
High Voltage
Input Value
Low Voltage
Input Value
Calibrator
Range
DMM Range
As-Found Test Limit
As-Left Test Limit
Lower
Limit
Upper
Limit
Lower
Limit
Upper
Limit
1000 V
5 V
1100 V
10 V
- 502 mV
+ 502 mV
- 251 mV
+ 251 mV
750 V
3.75 V
1100 V
10 V
- 377 mV
+ 377 mV
- 189 mV
+ 189 mV
500 V
2.5 V
1100 V
10 V
- 252 mV
+ 252 mV
- 126 mV
+ 126 mV
200 V
1 V
220 V
1 V
- 102 mV
+ 102 mV
- 51 mV
+ 51 mV
100 V
500 mV
220 V
1 V
- 52 mV
+ 52 mV
- 26 mV
+ 26 mV
10 V
50 mV
11 V
0.1 V
- 7 mV
+ 7 mV
- 3 mV
+ 3 mV
0 V
5 mV
11 V
0.1 V
- 2 mV
+ 2 mV
- 1 mV
+ 1 mV
-10 V
50 mV
11 V
0.1 V
- 7 mV
+ 7 mV
- 3 mV
+ 3 mV
-100 V
500 mV
220 V
1 V
- 52 mV
+ 52 mV
- 26 mV
+ 26 mV
-200 V
1 V
220 V
1 V
- 102 mV
+ 102 mV
- 51 mV
+ 51 mV
-500 V
2.5 V
1100 V
10 V
- 252 mV
+ 252 mV
- 126 mV
+ 126 mV
-750 V
3.75 V
1100 V
10 V
- 377 mV
+ 377 mV
- 189 mV
+ 189 mV
-1000 V
5 V
1100 V
10 V
- 502 mV
+ 502 mV
- 251 mV
+ 251 mV