Fluke 435-II Manual - Page 145

MEASUREMENT METHOD, Flicker, Measurement Range, Resolution, Accuracy, Unbalance, Mains Signaling

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27 Specifications Electrical Measurements Flicker Measurement Range Plt, Pst, Pst (1min) Pinst 0.00 ... 20.00 Resolution 0.01 Accuracy ± 5% Unbalance Volts % Amps % Measurement Range 0.0 ... 20.0% 0.0 ... 20.0% Resolution 0.1% 0.1% Accuracy ± 0.1% ± 1% Mains Signaling Measurement Range Resolution Accuracy Threshold levels Threshold, limits and signaling duration is programable for two signaling frequencies Signaling frequency 60 ... 3000 Hz 0.1 Hz Relative V% 0% .. 100% 0.1% ± 0.4% Absolute V3s (3 second 0.0 ... 1000 V average) 0.1 V ± 5% of nominal voltage Trend Recording Method Samping Recording time Averaging time Memory Events: Fluke 434-II Fluke 435-II/437-II Automatically records min, max and average values over time for all readings being displayed for the 3 phases and neutral simultaneously 5 readings/s continuous sampling per channel, 100/1201 readings/s for ½ cycle values and Pinst 1 hr up to 1 year, user selectable (default setting 7 days) 0.25 s to 2 hrs, user selectable (default 1s) 10 minutes when using Monitor mode Data is stored on SD-card (8 GB incuded. 32 GB max) Tabulated in event list Tabulated in event list, including 50/601 waveform cycles and 7.5s ½ cycle rms Voltage and Amps trend MEASUREMENT METHOD Vrms, Arms Vpeak, Apeak 10/121 contiguous non overlapping intervals using 500/4161 samples per cycle in accordance with IEC 61000-4-30. Absolute highest sample value within 10/121 cycle interval with 40 µs sample resolution. V Crest Factor Measures ratio between the Vpeak and Vrms. A Crest Factor Measures ratio between the Apeak and Arms. Hz Measured every 10 sec in accordance with IEC61000-4-30. Vrms½, Arms½ value is measured over 1 cycle, commencing at a fundamental zero crossing, and refreshed each half-cycle. This technique is independent for each channel in accordance with IEC 61000-4-30. 27-7 MyFlukeStore Shop for Fluke products online at: www. .com 1.877.766.5412

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Specifications
Electrical Measurements
27
27-7
Flicker
Measurement Range
Resolution
Accuracy
Plt, Pst, Pst (1min) Pinst
0.00 … 20.00
0.01
± 5%
Unbalance
Measurement Range
Resolution
Accuracy
Volts %
0.0 … 20.0%
0.1%
± 0.1%
Amps %
0.0 … 20.0%
0.1%
± 1%
Mains Signaling
Measurement Range
Resolution
Accuracy
Threshold levels
Threshold, limits and signaling duration is programable for two signaling
frequencies
Signaling frequency
60 … 3000 Hz
0.1 Hz
Relative V%
0% .. 100%
0.1%
± 0.4%
Absolute V3s (3 second
average)
0.0 … 1000 V
0.1 V
± 5% of nominal voltage
Trend Recording
Method
Automatically records min, max and average values over time for all readings
being displayed for the 3 phases and neutral simultaneously
Samping
5 readings/s continuous sampling per channel, 100/120
1
readings/s for ½ cycle
values and Pinst
Recording time
1 hr up to 1 year, user selectable
(default setting 7 days)
Averaging time
0.25 s to 2 hrs, user selectable (default 1s) 10 minutes when using Monitor
mode
Memory
Data is stored on SD-card (8 GB incuded. 32 GB max)
Events: Fluke 434-II
Fluke 435-II/437-II
Tabulated in event list
Tabulated in event list, including 50/60
1
waveform cycles and 7.5s ½ cycle rms
Voltage and Amps trend
MEASUREMENT METHOD
Vrms, Arms
10/12
1
contiguous non overlapping intervals using 500/416
1
samples per cycle
in accordance with IEC 61000-4-30.
Vpeak, Apeak
Absolute highest sample value within 10/12
1
cycle interval with 40 μs sample
resolution.
V Crest Factor
Measures ratio between the Vpeak and Vrms.
A Crest Factor
Measures ratio between the Apeak and Arms.
Hz
Measured every 10 sec in accordance with IEC61000-4-30.
Vrms½, Arms½
value is measured over 1 cycle, commencing at a fundamental zero crossing,
and refreshed each half-cycle. This technique is independent for each channel
in accordance with IEC 61000-4-30.
Shop for Fluke products online at:
1.877.766.5412
www.
MyFlukeStore
.com