Fluke 345 - Voltage Measurement

6 Fluke Corporation Fluke 345 Power Quality Clamp Meter
Voltage measurement (dc, dc rms, ac rms)
Measuring range 0 to 825 V dc or ac rms
Autorange facility 4 V/40 V/400 V/750 V
Resolution 1 mV in 4 V range
10 mV in 40 V range
100 mV in 400 V range
1 V in 750 V range
Accuracy
DC and dc rms
V > 1 V ± 1 % rdg ± 5 digits
V < 1 V ± 0.02 V
AVG
V > 1 V ± 3 % rdg ± 5 digits
V < 1 V 0.03 V
Pk
V > 1 V ± 5 % rdg ± 5 digits
V < 1 V ± 0.03 V
CF (Crest Factor)
1.1 ≤ CF < 3
± 3 % rdg ± 5 digits
3 ≤ CF < 5
± 5 % rdg ± 5 digits
Resolution 0.01
RPL (Ripple)
2 % ≤ RPL < 100 %
± 3 % rdg ± 5 digits
100 % ≤ RPL < 600 %
± 5 % rdg ± 5 digits
Resolution 0.1 %
V
dc
> 0.5 V, V
ac
> 0.2 V
All measurements dc and 15 Hz to 1 kHz
Maximum overload 1,000 V rms
Volts rms is a true-rms measurement (ac + dc)
Harmonics
THD (Total Harmonic Distortion)
1 % ≤THD < 100 %
± 3 % rdg ± 5 digits
100 % ≤ THD < 600 %
± 5 % rdg ± 5 digits
Resolution 0.1 %
DF (Distortion Factor)
1 % ≤ DF < 100 %
± 3 % rdg ± 5 digits
Resolution 0.1 %
H02 ≤ V
harm
< H13
± 5 % rdg ± 2 digits
H13 ≤ V
harm
≤ H30
± 10 % rdg ± 2 digits
All measurements up to 30th harmonic (40th harmonic for 15 Hz to 22 Hz)
Frequency range F
0
15 Hz to 22 Hz and 45 Hz to 65 Hz
V
acrms
> 1V
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1.877.766.5412
www.PowerMeterStore.com