1630-2/1630-2 FC
Calibration Manual
6
Operational Error for Ground Resistance Measurement
Operational Error for Leakage Current Measurement
Parameter
Specification
Typical
Max
[1]
Intrinsic uncertainty
IEC 61557-5 A
Reference conditions
2.11 %
4.90 %
Conductor Position
IEC 61557-5 E1
±30°
0.00 %
0.00 %
Battery Voltage
IEC 61557-5 E2
4.4 V to 6.4 V
0.00 %
0.00 %
Temperature
IEC 61557-5 E3
-10 °C to 50 °C
4.75 %
10.28 %
Series interference voltage
IEC 61557-5 E4
3 V rms 400 Hz, 60 Hz, 50 Hz,
16-2/3 Hz, and ±3 V dc
2.45 %
5.35 %
Uncertainty
IEC 61557-5 B
8.26 %
18.23 %
[1] Confidence level: 95 %.
Parameter
Specification
Typical
Max
[1]
Intrinsic uncertainty
IEC 61557-13 A
Reference conditions
0.06 %
0.20 %
Conductor Position
IEC 61557-13 E1
±30°
0.06 %
0.20 %
Battery Voltage
IEC 61557-13 E2
4.4 V to 6.4 V
0.07 %
0.20 %
Temperature
IEC 61557-13 E3
-10
°
C to 50
°
C
0.25 %
0.47 %
Distortion
IEC 61557-13 E9
0.10 %
0.25 %
Magnetic Field
IEC 61557-13 E11
(15 Hz to 400 Hz)
10A/m Class 3
30A/m Class 2
2.58 %
7.55 %
4.87 %
13.45 %
Load Current
IEC 61557-13 E12
40 Arms max (50 Hz and 60 Hz)
4.72 %
9.02 %
Touch Current
IEC 61557-13 E13
CAT III 1000 V/ 60 Hz
0.06 %
0.20 %
Frequency
IEC 61557-13 E14
40 Hz to 1 kHz
0.40 %
0.95 %
Repeatability
IEC 61557-13 E15
0.06 %
0.20 %
Uncertainty
IEC 61557-13 B
10 A/m Class 3
30 A/m Class 2
6.28 %
12.06 %
10.32 %
18.87 %
[1] Accuracy guaranteed for 50 Hz and 60 Hz. Confidence level: 95 %.
