4Performance Test
70 U3402A User’s and Service Guide
[1]
Specifications are for 4-wire ohms function using the Rel operation enabled to eliminate
lead resistance.
Function Reading rate Input Range Error from nominal
one year
4-wire W Medium 0.00 W 400 W
±50 mW
[1]
0.0000 W 4 kW ±0.3 W
0.000 W 40 kW ±3 W
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
±58 mW
[1]
1.00000 kW 1.2 kW
±0.55 W
[1]
10.0000 kW 12 kW ±5.5 W
100.000 kW 120 kW ±55 W
1.00000 MW 1.2 MW ±0.55 kW
10.0000 MW 12 MW ±30.5 kW
100.000 MW 120 MW ±3.008 MW
Medium 360.00 W 400 W
±0.23 W
[1]
3.6000 kW 4 kW ±2.1 W
36.000 kW 40 kW ±21 W
360.00 kW 400 kW ±0.21 kW
3.6000 MW 4 MW ±5.7 kW
20.000 MW 40 MW ±0.303 kW
200.00 MW 300 MW ±10.05 MW
Table 4 - 5 4-wire W verification test