Operating Uncertainties Per En 61557 - Fluke 1652C Calibration Manual

1652C/1653B/1654B
Calibration Manual

Operating Uncertainties per EN 61557

The Operating Uncertainty shows the maximum possible uncertainty when all influence factors E1-E10 are counted.
Intrinsic
Uncertainty A
Influence
Quantity
E1 - Position
E2 - Supply
Voltage
E3 -
Temperature
E4 - Series
Interferences
Voltage
E5 - Resistance
of the probes
and auxiliary
earth electrodes
E6.2 - System
phase angle
E7 - System
frequency
E8 - System
voltage
E9 - Harmonics
E10 - D.C.
Quantity
14
0.80 % 1.50 % 10.00 %
0.00 % 0.00 % 0.00 %
0.50 % 3.00 % 3.00 %
0.50 % 3.00 % 3.00 %
- - -
- - -
- - -
0.50 % - -
- - -
- - -
- - -
6.00 % 1.00 % 5.00 %
0.00 % 0.00 % 0.00 %
3.00 % 3.00 % 2.75 %
3.00 % 3.00 % 2.25 %
- - -
- - -
1.00 % - -
2.50 % - -
2.50 % 2.50 % 2.50 %
2.00 % - -
2.50 % - -
3.50 %
0.00 %
2.25 %
2.75 %
1.50 %
4.00 %
-
0.00 %
0.00 %
-
-