MD9272 Leakage Clamp TRMS Meter with Power Function
Technical Specifications
21
3 % URange < UhN < 20 % URange
± 1 % × UhN ± 2 digits
N: harmonic component 10 ÷ 19
th
Measuring range
Accuracy
UhN < 3 % URange
± 0.2 % × Urange ± 2 digits
3 % URange < UhN < 20 % URange
± 2 % × UhN ± 2 digits
URange: Voltage range (RMS)
UhN:
measured voltage of Nth harmonic component
N: harmonic component
Crest Factor
Function
Range
Resolution
Accuracy
mA, A, V
1.00 ... 2.99
0.01
± 2 % of reading ± 2 digits
3.00 … 9.99
0.01
± 3 % of reading ± 5 digits
Peak Value
Function
Sampling
time
Range
Resolution
Accuracy
mA,
A
25 µs
40 mA
0.01 mA
± 3 % of reading ± 3 digits
400 mA
0.1 mA
± 3 % of reading ± 3 digits
4 A
0.001 A
± 3 % of reading ± 3 digits
40 A
0.01 A
± 3 % of reading ± 3 digits
80 A
0.1 A
± 3 % of reading ± 3 digits
100 A
0.1 A
± 10 % of reading
V
40 V
0.01 V
± 3 % of reading ± 3 digits
400 V
0.1 V
± 3 % of reading ± 3 digits
600 V
1 V
± 3 % of reading ± 3 digits
Active Power
Function
Range
Resolution
Accuracy
W*, VAr**, VA
0.000 ... 9.999
0.001
± 1 % of reading ± 30 digits
10.00 ... 99.99
0.01
± 1 % of reading ± 30 digits
100.0 ... 999.9
0.1
± 1 % of reading ± 30 digits
1000 ... 9999
1
± 1 % of reading ± 30 digits
kW*, kVAr**, kVA 10.00 ... 59.99
0.01
± 2 % of reading ± 30 digits
PF
0.00 ... 1.00
0.01
± 5 digits
phase
-180.0 ... 180.0
0.1
± 30 digits
Note:
For sinewave input minimal measured value is 1 % of measuring range
*Accuracy values are valid if PF >0,5 and I >10% range and U >10% range.
**Accuracy values are valid if PF <0,5 and I >10% range and U >10% range.
