美国EXTECH PQ3470三相电能质量分析仪 原装正品

深圳市亚科仪自动化技术有限公司
QQ ： 1074379707
手机： 15012481197
联系人：王宇

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原装正品一年质保

• Large dot-matrix, sun-readable, numerical, 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
• 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

  Specification
  Circuit	Custom single-chip microprocessor LSI circuit
  Display	LCD Size: 81.4 X 61 mm (3.2 X 2.4”)  Dot Matrix backlit LCD (320 X 240 pixels)
  Measurements	V (voltage phase to phase)  V (voltage phase to ground)  A (Current Phase to ground)  KW / KVA/ KVAR / PF (Phase) KW / KVA/ KVAR / PF (System) Power factor  Phase angle  Frequency Harmonics
  Wire configurations	1P/2W, 1P/3W, 3P/3W, 3P/4W
  Voltage ranges	10 ACV to 600 ACV (Auto Range)
  Current ranges	Current probe input signal voltage (ACV):  200mV /300mV /500mV /1V /2V /3V  Current probe input current range (ACA):  20A/200A/2000A(1200A)/30A/300A/3000A/6000A  Note that the meter has universal probe compatibility
  Safety standard	IEC1010 CAT III 600 V
  ACV input impedance	10M ohms
  Range select	ACV - Auto Range
  	ACA - Manual Range
  Clamp frequency response	40 Hz to 1 KHz
  Tested clamp frequency	45 to 65 Hz
  Over-load protection	ACV: 720 ACV RMS
  Over-range	"OL" is displayed; ACV: 720VACrms; ACA: 1300ACA with clamp probe;Data on SD card will read ‘9999’ or ‘999’ for over-range data
  Under-range	"UR" is displayed
  Data Hold	Freezes displayed reading
  Data Recording	SD memory card
  Sampling Time	Approx. 1 second
  Datalogger	Real time data logger saves data to SD memory card  for download to PC (data files open directly to spreadsheet)
  	Sampling rate: From 2 seconds to 7200 seconds
  Data Output	Serial or USB connection (cable supplied)
  Operating Temperature	0 to 50°C (32 to 122°F)
  Operating Relative Humidity	80% Relative Humidity max.
  Power Supply	Eight (8) ‘AA’ 1.5VDC batteries or AC 9V power adapter
  Power Consumption	Meter: 270 mA DC; Clamp: 22 mA DC
  Max. Conductor size	Clamp can accommodate up to 50 mm (2.0”) diameter