MPI-520 OPERATING MANUAL version 3.4
10 Technical data
10.1 Basic data
Abbreviation „w.m.” used in the specification of basic uncertainty signifies standard measured
value.
Measurement of alternating voltages (True RMS)
Frequency range: 45...65 Hz
Measurement of frequency
Voltage range: 50...500 V
Measurement of current (True RMS)
Nominal network frequency f
n
: 50 Hz, 60 Hz
*) Error of clamp must be additionally taken into account
Measurement of active power P, reactive power Q and apparent power S and cosφ
Basic uncertainty (with regard to
apparent power S)
*)
Voltage range: 0…500 V
Current range: 0...400 A
Nominal network frequency f
n
: 50 Hz, 60 Hz
Number of phases of the circuit tested: 1
Range of cosφ display: 0.00..1.00 (resolution 0.01)
*) U: 50…500 V, I: 10 mA…400 A
Error of clamp must be additionally taken into account