4Performance Test
68 U3402A User’s and Service Guide
Resistance Verification Test
Configuration: 2- wire W
1 Select the resistance function.
2 Select each range in the order shown in Table 4- 4. Provide the resistance
value indicated. Compare measurement results to the appropriate test
limits shown in Table 4- 4. (Be certain to allow for appropriate source
settling.)
Table 4 - 4 2-wire W verification test
Function Reading rate Input Range Error from nominal
one year
2-wire W Slow 0.000 W 120 W
±8 mW
[1]
0.00000 W 1.2 kW
±50 mW
[1]
0.0000 W 12 kW
±0.5 W
[1]
0.000 W 120 kW ±5 W
0.00000 W 1.2 MW ±50 W
0.0000 W 12 MW ±0.5 kW
0.000 W 120 MW ±8 kW
Medium 0.00 W 400 W
±50 mW
[1]
0.0000 W 4 kW
±0.3 W
[1]
0.000 W 40 kW
±3 W
[1]
0.00 W 400 kW ±30 W
0.0000 W 4 MW ±0.3 kW
0.000 W 40 MW ±3 kW
0.00 W 300 MW ±50 kW
Slow 100.000 W 120 W
±108 mW
[1]
1.00000 kW 1.2 kW
±0.85 W
[1]
10.0000 kW 12 kW
±6.5 W
[1]
100.000 kW 120 kW ±65 W
1.00000 MW 1.2 MW ±0.65 kW
10.0000 MW 12 MW ±30.5 kW
100.000 MW 120 MW ±3.008 MW