NF EC1000SA, Instruction Manual

Page: 268 / 283

9.5 Measurement Functions
EC1000SA 9-8
9.5 Measurement Functions
a) Output voltage measurement
RMS value: RMS value of AC+DC
Full scale: 100 V range : 250.0 Vrms
200 V range : 500.0 Vrms
Display resolution: 0.1 Vrms
Measurement accuracy: at 45 Hz to 65 Hz
100 V range :
±
(0.5% of rdg + 0.3 Vrms)
200 V range :
±
(0.5% of rdg + 0.6 Vrms)
at DC, 40 Hz to 550 Hz
100 V range :
±
(0.7% of rdg + 0.9 Vrms)
200 V range :
±
(0.7% of rdg + 1.8 Vrms)
(at 23
±
5°C)
Average value: Average value of AC+DC (measures DC component)
Full scale: 100 V range :
±
250.0 V
200 V range :
±
500.0 V
Display resolution: 0.1 V
Measurement accuracy: 100 V range :
±
(|0.5% of rdg| + 0.4 V)
200 V range :
±
(|0.5% of rdg| + 0.8 V)
(at 23
±
5°C)
Peak value: Maximum voltage and minimum voltage are displayed
separately
Full scale: 100 V range :
±
250 Vpk
200 V range :
±
500 Vpk
Display resolution: 1 Vpk
Measurement accuracy: 100 V range :
±
(|1.5% of rdg| + 3 Vpk)
200 V range :
±
(|1.5% of rdg| + 6 Vpk)
(reference value, at 23
±
5°C, sine wave of which frequency is 45
Hz to 65 Hz)
b) Output current measurement
RMS value: RMS value of AC+DC
Full scale: 15.00 Arms
Display resolution: 0.01 Arms
Measurement accuracy: at 45 Hz to 65 Hz
±
(0.5% of rdg + 0.04 Arms)
at DC, 40 Hz to 550 Hz
±
(0.7% of rdg + 0.08 Arms)
(at 23
±
5°C, output current is 5% to 100% of the maximum
output current)