Fluke 434 - Page 128

Fluke 434/435
Users Manual
23-8
Transient capture Measurement Range Resolution Accuracy
Volts
cursor reading
rms reading
± 6000 Vpk
10 … 1000 Vrms
1 V
1 V
± 15% of cursor reading
± 2.5% of Vnominal
Minimum detect duration 5 µs
Sampling rate 200kS/s
Inrush mode Measurement Range Resolution Accuracy
Arms (AC+DC) 0.000 … 20.00 kArms
1
0.001.. 10 Arms
1
± 1% of meas ± 5 counts
Inrush Duration mm:ss:mmm between
7.5s … 30minutes
selectable
10ms ± 20 ms (Fnominal = 50
Hz)
Mains Signaling
4
Measurement Range Resolution Accuracy
Threshold levels Thresholds, limits and signaling duration is programable for two independent
signalling frequencies.
Signaling frequency 60 … 3000 Hz 0.1 Hz
Relative V% 0% .. 100% of 0.1% ± 0.4%
Absolute V3s (3 second
average)
0.0 … 1000 V 0.1 V ± 5% of nominal voltage
TREND RECORDING
Method AutoTrend automatically records min, max and average values over time for all
readings being displayed for the 3 phases and neutral simultaneously.
Volts/Amps/Hertz, Harmonics, Power & Energy, Flicker, Unbalance and Mains Signaling
4
mode
Sampling 5 readings/sec continuous sampling per channel
Recording time From 30 min with 1 second display resolution up to 450 days with 6 hour
display resolution.
Zoom Up to 6x horizontal zoom
Memory 1800 min, max and avg points for each reading
Duration 30
min.
2.5 h 7.5 h 15 h 30 h 150 hr 450 hr 900 hr 75
days
Resolution 1 s 5 s 15 s 30 s 60 s 5 min. 15
min.
30
min.
1 hr