
User Manual
M3x5/EN M/B
iSTAT M3x5
Page 81
Meas. type
Measurement
3-phase
4-wire
3-phase
3-wire
1-phase
comments
Phase to phase
Voltage
measurements
Upp
1-3_RMS
Upp
AVG_RMS
THD-Upp
1-3
x-y_RMS
Phase-to-phase angle
Upp
1-3_harmonic_1-63_%
1ph
% of RMS or % of base
Upp
1-3_harmonic_1-
63_ABS
1ph
Upp
1-3_harmonic_1-63_
1ph
U
underdeviation
1ph
U
overdeviation
1ph
U
under
. and U
over
. are calculated for phase
or phase-to-phase voltages regarding
connection mode.
Metering
Energy
Counter E
1-8
E_
TOT_1-8
Active tariff
Each counter can be dedicated to any of
four quadrants (P-Q, import-export, L-C).
Total energy is a sum of one counter for all
tariffs. Tariffs can be fixed, date/time
dependent or tariff input dependent
Auxiliary
Aux. line
channel
U
NEUTRAL-EARTH
aux. voltage is dedicated for neutral-earth
meas. only
measurements
I
NEUTRAL_meas
measured neutral current with 4
th
current
input
I
NEUTRAL_calc
calculated neutral current
I
NEUTRAL_err
error neutral current (difference between
measured and calculated)
Maximum
Maximum demand
demand
MD_I
1-3
1ph
measurements
MD_P
import
MD_P
export
MD_Q
ind
MD_Q
cap
MD_S
Further description is available in following subchapters
TABLE 12-1:
SELECTION OF AVAILABLE MEASUREMENT QUANTITIES
Summary of Contents for iSTAT M355
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