Current Measurement - Textron GREENLEE CMI-2000 Manuel D'instructions

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Typical Measurements and Accuracy (cont'd)

Current Measurement

AC Current
Range Accuracy Range
200.0 A 0.0 A to 200.0 A
0 A to 500 A
2000 A 500 A to 1000 A
1000 A to 2000 A
DC Current
Range Accuracy Range
200.0 A 0.0 A to 200.0 A
0 A to 500 A
2000 A
500 A to 2000 A
AC + DC Current
Range Accuracy Range
200.0 A 0.0 A to 200.0 A
0 A to 1000 A
2000 A
1000 A to 2000 A
† Induced error for adjacent current carrying conductors is < 0.1 A/A.
Note: Use Δ if there is an offset before the measurement is taken.
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15
10 20
5 25
0 30
Accuracy at Accuracy at
40 Hz to 50 Hz† 50 Hz to 60 Hz†
± (2.5% + 0.5 A) ± (2.0% + 0.5 A)
± (3.0% + 5 A) ± (2.5% + 5 A)
± (3.5% + 5 A) ± (3.0% + 5 A)
unspecified ± (3.0% + 5 A)
Accuracy†
± (2.0% + 0.5 A)
± (2.0% + 5 A)
± (3.0% + 5 A)
Accuracy at Accuracy at
40 Hz to 50 Hz† 50 Hz to 60 Hz†
± (3.5% + 0.8 A) ± (3.0% + 0.8 A)
± (3.5% + 8 A) ± (3.0% + 8 A)
unspecified ± (3.0% + 5 A)
CMI-2000
Accuracy at
60 Hz to 400 Hz†
± (2.5% + 0.5 A)
± (3.0% + 5 A)
± (3.5% + 5 A)
unspecified
Accuracy at
60 Hz to 400 Hz†
± (3.5% + 0.8 A)
± (3.5% + 8 A)
unspecified
13
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