32 Device Description
WAGO-I/O-SYSTEM 750 XTR
750-495/040-00x 3-Phase Power Measurement Module 690 V
Manual
Version 1.2.0
Table 12: Technical Data – Measured Values
Settling times:
Voltages and currents
620 ms (1300 ms after power-on)
Effective power and apparent power
415 ms at 60 % of P
Fullscale
915 ms at 100 % of P
Fullscale
Reactive power
715 ms at 100 % of P
Fullscale
1215 ms at 100 % of P
Fullscale
Harmonic analysis
790 ms
3.6.5
Measurement Accuracy
This information applies to both symmetrical and asymmetrical loads.
The values indicated only apply if the conditions described in the section
“Measurement Errors” are met.
The reference temperature for the temperature coefficient is +23 °C.
Table 13: Technical Data – Measurement Accuracy
AC voltage
750-495/040-000 ± 0.30 % of URV
50 ppm/K temperature drift
750-495/040-001 ± 0.30 % of URV
70 ppm/K temperature drift
750-495/040-002 ± 0.30 % of URV
50 ppm/K temperature drift
AC current
750-495/040-000 ± 0.30 % of URV
70 ppm/K temperature drift
750-495/040-001 ± 0.30 % of URV
90 ppm/K temperature drift
750-495/040-002 ± 0.50 % of URV
50 ppm/K temperature drift
AC effective power
750-495/040-000 ± 0.50 % of UR
(phase angle ± 5 °)
100 ppm/K temperature
drift
± 0.65 % of URV
(phase angle ± 30 °)
± 0.75 % of URV (phase
angle 0 to 359 °)
750-495/040-001 ± 0.50 % of URV
(phase angle ± 5 °)
120 ppm/K temperature
drift
± 0.65 % of URV
(phase angle ± 30 °)
± 0.75 % of URV
(phase angle 0 … 359 °)
750-495/040-002 ± 0.50 % of URV
(phase angle ± 5 °)
90 ppm/K temperature drift
± 0.65 % of URV
(phase angle ± 30 °)
± 0.75 % of URV
(phase angle 0 … 359 °)