Hioki CM7290, Инструкция по эксплуатации, Страница: 69 / 80

Appx.5
Combined Accuracies (Representative values)
CM7290 (CM7291) + CT7642/CT7742 Display accuracy Instrument range
Accuracy guaranteed range of current
measurement
DC function
AC function
AC + DC function
DC
AC/AC+DC
DC
45Hz ≤ f ≤ 66Hz
DC
45Hz ≤ f ≤ 66 Hz
600.0 A
0.0
A ≤ | I | ≤ 600.0
A
30.0
A ≤ I ≤ 600.0
A
±1.8% rdg. ±10.8
A
±1.8% rdg. ±10.8
A
±3.0% rdg. ±1
1.5
A
±1.8% rdg. ±1
1.2
A
2000 A
0
A ≤ | I | ≤ 2000
A
300
A ≤ I ≤ 1800
A
±1.8% rdg. ±18
A
±1.8% rdg. ±18
A
±3.0% rdg. ±25
A
±1.8% rdg. ±22
A
1800
A < I ≤ 2000
A
±2.3% rdg. ±18
A
±2.3% rdg. ±22
A
Output accuracy
Instrument range
(output rate)
Accuracy guaranteed range of current
measurement
DC function
AC function
W
AVE output
W
AVE output (phase)
RMS output
W
AV
E
RMS
DC
45 Hz ≤ f ≤ 66 Hz
600.0 A
(1 mV/A)
0.00
A ≤ I ≤ 600.0
A
30.0
A ≤ I ≤ 600.0
A
±2.0% rdg. ±10.8 mV
±2.0% rdg. ±10.8 mV (±2.5°)
±2.3% rdg. ±10.8 mV
2000 A
(0.1 mV/A)
0
A ≤ I ≤ 1800
A
300
A ≤ I ≤ 1800
A
±2.0% rdg. ±1.8 mV
±2.0% rdg. ±1.8 mV (±2.5°)
±2.3% rdg. ±1.8 mV
1800
A < I ≤ 2000
A
1800
A < I ≤ 2000
A
±2.5% rdg. ±1.8 mV (±2.5°)
±2.8% rdg. ±1.8 mV
Instrument range
(output rate)
Accuracy guaranteed range of current
measurement
AC + DC function
W
AVE output (phase)
RMS output
W
AV
E
RMS
DC
45 Hz ≤ f ≤ 66 Hz
DC
45 Hz ≤ f ≤ 66 Hz
600.0 A
(1 mV/A)
0.00
A ≤ I ≤ 600.0
A
30.0
A ≤ I ≤ 600.0
A
±3.0% rdg. ±1
1.2 mV
±2.0% rdg. ±1
1.2 mV (±2.5°)
±3.2% rdg. ±1
1.2 mV
±2.3% rdg. ±1
1.2 mV
2000 A
(0.1 mV/A)
0
A ≤ I ≤ 1800A
300
A ≤ I ≤ 1800
A
±3.0% rdg. ±2.2 mV
±2.0% rdg. ±2.2 mV (±2.5°)
±3.2% rdg. ±2.2 mV
±2.3% rdg. ±2.2 mV
1800
A < I ≤ 2000
A
1800
A < I ≤ 2000
A
±2.5% rdg. ±2.2 mV (±2.5°)
±2.8% rdg. ±2.2 mV
10
9
8
7
5
4
3
2
1
Appx.
Ind.