میگر دیجیتال بنتک مدل GM3125

• High voltage insulation tester possesses the following features:

  ۱.Auto- discharge function to make, the operation safe.
  2.LCD Back-light.
  3.Digital readout display.
  4.Live circuit warning symbols with audio sounds.
  5.Auto- power off function (in 10 minutes without operation)
  6.Timer measurement function.
  7.Low battery indication
  8.PI measurement (Polarization index measurement)
  9.Suitable for 12V DC adapter (12V/1A)

• ۱. Insulation resistance tester: 
  

  Rated voltage	500V	1000V	2500V	5000V
  Test range	۰.۰~۹۹.9MΩ 100~999MΩ	۰.۰~۹۹.۹ MΩ 100~۹۹۹ MΩ 1.۰۰~۱.99GΩ	۰.۰~۹۹.۹ MΩ 100~۹۹۹ MΩ 1.۰۰~۱.99GΩ 10.۰~۹۹.9GΩ	۰.۰~۹۹.۹ MΩ 100~۹۹۹ MΩ 1.۰۰~۹.99GΩ 10.۰~۹۹.9GΩ 100~1000GΩ
  Open circuit voltage	DC 500V +۳۰%, -۰%	DC 1000V +۲۰% -۰%	DC 2500V +۲۰% -۰%	DC 5000V +۲۰% -۰%
  Rated current	۰.5MΩloading 1mA~1.2mA	1MΩ loading 1mA~1.2mA	۲.5MΩ loading 1mA~1.2mA	5MΩ loading 1mA~1.2mA
  Short- circuit current	Approx. 1.3mA
  Accuracy	±۵%rdg±3dgt (0~99.9GΩ) ±۲۰%rdg±3dgt (above 100GΩ)

  ۲. Voltage tester:

  ۳۰~600V (Resolution 1V)

   

  	DV	AV
  Measuring range	±۳۰~±600V	۳۰~600V（۵۰/60Hz）
  Resolution	1V
  Accuracy	±۲%rdg±3dgt

  ۳.Technology parameter:

   

  Technology parameter	Technology index
  Display	Max. 999 counts LCD display (۱۰۰۰ counts only at 1T is displayed)
  Over range indication	OL mark appears on insulation resistance range. LO mark appears on voltage’s range.
  Auto- ranging	Range shifts to upper range: 1000 count Range shifts to lower range: 95 counts (merely on the insulation resistance range)
  Sample rate	۰.۵~ ۱۰ times/sec
  Operable altitude	Less than 2000m (Indoor use)
  Operation circumstance	Temperature 0~40℃, humidity <= 85%
  Storage circumstance	Temperature -20~ 60 , humidity <= 90%
  Overload protection	Insulation resistance : AC 1200V/ 10s Voltage : AC 720V/ 10s
  Voltage resistance	AC8320 (50/60Hz)/ 5 second (between electrical circuit and enclosure)
  Insulation resistance	1000M of more/ DC 1000V (between electrical circuit and enclosure)
  Power supply	DC12V (8×1.5V LR14 battery)
  Battery’s life	Approx. 15 hours
  Dimension	153x 96 ×200mm
  Weight	1032g (without batteries and test wires)

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