Sonel MPI-506 - Additional information

MPI-506 – USER MANUAL
59
10.2 Additional information
Information about additional uncertainty is useful mainly when the meter is used in untypical con-
ditions and for the measurements laboratories during calibration.
10.2.1 Additional uncertainty according to IEC 61557-3 (Z)
Influencing value
Designation
Additional uncertainty
Location
E
1
0%
Supply voltage
E
2
0% (BAT is not displayed)
Temperature 0…35°C
E
3
1.2 m lead – 0 Ω
5 m lead – 0.011 Ω
10 m lead – 0.019 Ω
20 m lead – 0.035 Ω
WS-03, WS-04 leads – 0.015 Ω
Phase angle 0…30° at the bot-
tom of measurement range
E
6.2
0.6%
Frequency 99%…101%
E
7
0%
Mains voltage 85%…110%
E
8
0%
Harmonics
E
9
0%
DC component
E
10
0%
10.2.2 Additional uncertainty according to IEC 61557-4 (R ±200 mA)
Influencing value
Designation
Additional uncertainty
Location
E
1
0%
Supply voltage
E
2
0,5% (BAT is not displayed)
Temperature 0…35°C
E
3
1,5%
10.2.3 Additional uncertainty according to IEC 61557-6 (RCD)
I
A
, t
A
, U
B
Influencing value
Designation
Additional uncertainty
Location
E
1
0%
Supply voltage
E
2
0% (BAT is not displayed)
Temperature 0…35°C
E
3
0%
Electrodes resistance
E
5
0%
Mains voltage 85%…110%
E
8
0%