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SPECIFICATIONS EXTECH PQ3470 3-PHASE GRAPHICAL POWER & HARMONICS ANALYZER/DATALOGGER
AC Voltage (True rms)
Range: 600.0V
Basic Accuracy: ±(0.5%rdg)
AC Current
Range: 3000A
Basic Accuracy: ±(0.5%rdg)
Active Power (MW)
Range: 9.999MW
Basic Accuracy: ±(1.0%rdg)
Apparent Power (MVA)
Range: 9.999MVA
Basic Accuracy: ±(1.0%rdg)
Reactive Power (MVAR)
Range: 9.999MVAR
Basic Accuracy: ±(1.0%rdg)
Power Factor
Range: 0.00 to 1.00
Basic Accuracy: ±0.04
Frequency Range
Range: 45Hz to 65Hz
Basic Accuracy: ±0.1Hz
Phase
Range: -180° to +180.0°
Basic Accuracy: ±1°
Harmonics
Range: 1 to 50th
Basic Accuracy: ±2% (1 to 20); ±4% (21 to 31)
Crest Factor
Range: 1.00 to 99.99
Basic Accuracy: ±(5%)
Current Clamp input
+ Range: 200mV, 300mV, 500mV
Basic Accuracy: ±(0.5%rdg)
+ Range: 1V, 2V, 3V; user-selectable
Peak AC Voltage Accuracy
Basic Accuracy: ±(5%)
Peak AC Current Accuracy
Basic Accuracy: ±(5%)
Active Power Energy (MWH)
Range: 0.0kWh to 9.999MWH
Basic Accuracy: ±(2.0%rdg)
Apparent Power Energy (MVAH)
Range: 0.0KVAh to 9.999MVAH
Basic Accuracy: ±(2.0%rdg)
Reactive Power Energy (MVARH)
Range: 0.0kVARh to 9.999MVARH
Basic Accuracy: ±(2.0%rdg)
Datalogging: 30,000 readings (2GB SD memory Card)
Dimensions/Weight: 8.86 x 4.92 x 2.52″ (225 x 125 x 64mm) / 2.2lbs (1010g)
Introduction Extech PQ3470
Features
– Large dot-matrix, sun-readable, graphical, backlit LCD with easy-to-use onscreen menu
– Full system analysis with up to 35 parameters:
-
- V (phase-to-phase), V (phase-to-ground)
- A (phase-to-ground)
- KW / KVA / KVAR / PF (phase)
- KW / KVA / KVAR / PF (system)
- KWH / KVAH / KVARH / PFH (system)
- Phase angle
– Optional 200A, 1200A Current Clamps or 3000A Flexible Current Probes (sold separately)
– Adjustable Current Transformer CT (1 to 600) and Potential Transformer PT (1 to 1000) ratio for high power distribution systems
– Simultaneous display of Harmonics and Waveform (Extech PQ3470)
– Analysis of Total Harmonic Distortion (THD)
– Graphic Phase diagram with 3-Phase system parameters
– 3-phase Voltage or Current Unbalanced Ratio (VUR, AUR) and unbalanced factor
– Capture Transient events (including dip, swell, and outage) with programmable threshold (%)
– Log up to 30,000 reading on a removable SD memory card in Microsoft Excel® format
– Wide sampling rate range (2 seconds to 2 hours)
– Built-in Clock and Calendar
-Complete with 4 voltage leads with alligator clips, 8 AA batteries, SD card, 100-240V AC adaptor and case. Clamp probes sold separately.
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