Carlo Gavazzi WM4-96 - Manual (Page 73)

▲
▲
73
Technical features
Software functions
71
Single phase connections
72
77
83
Voltage: range AV5: ±0.5% rdg (48 to 300V
L-N
)
range AV7: ±0.5% rdg (80 to 480V
L-N
) included the following
influences: frequency, output load power supply.
Frequency: ±0.1% rdg (40 to 440 Hz).
Active power (@ 25°C ± 5°C, R.H.
≤
60%):
±0.5% (rdg + fs) (PF 0.5 L/C, 0.1 to 1.2 In, range AV5).
±1% rdg (PF 0.5 L/C, 0.1 to 1.2 In, range AV5).
Reactive power (@ 25°C ± 5°C, R.H.
≤
60%):
±0.5% (rdg + fs) (PF 0.5 L/C, 0.1 to 1.2 In, range AV5).
±1% rdg (PF 0.5 L/C, 0.1 to 1.2 In, range AV5).
Apparent power (@ 25°C ± 5°C, R.H.
≤
60%):
±0.5% (rdg + fs) (0.1 to 1.2 In, range AV5).
±1% rdg (0.1 to 1.2 In, range AV5).
Energies (@ 25°C ± 5°C, R.H.
≤
60%):
active: class 1 according to EN61036 and
reactive: class 2 according to EN61268
Ib: 5A, Imax: 6A, 0.1Ib: 500mA.
Start-up current: 20mA, Un: 240V (AV5), 400V (AV7).
Harmonic distortion (@ 25°C ± 5°C, R.H.
≤
60%)
1% fs (fs: 100%), phase: ±2°; Imin: 0.1Arms.
Imax: 15Ap; Umin: 50V
RMS
.
Umax: 500Vp.
Sampling frequency: 6400 samples/s @ 50Hz.
■
Additional errors:
Humidity:
≤
0.3% rdg, 60% to 90% R.H.
Input frequency:
≤
0.4% rdg, 62 to 400 Hz.
Magnetic field:
≤
0.5% rdg @ 400 A/m.
NOTE: all accuracies are referred to measurements carried out
with the analogue input module.
Temperature drift:
≤
200ppm/°C.