High Precision AC/DC Insulation Resistance Hipot Tester

  • Provide 10 groups memory setting, each group could choose four kinds of working modes, 3 steps;
  • 128x64 dot matrix LCD display, test mode is clear at glance;
  • Rising voltage gradient according to time, real-time analysis, looking for breakdown point;
  • Safe electrical function;
  • Lower limit on current Settings, intelligent alarm;
  • Arc detection function(1-9grades);
  • Provide remote PLC control interface and could choose RS232/GPIB communication port;
SKU: LW7142 Category: Tag:
Model   LW-7142  
Voltage Endurance  
Specification  Range  Analysis of degree  Basic accuracy 
Output voltage   AC   0-5(kV)/20(mA)   0.01   ±(2% of setting+5V)  
DC   0-6(kV)/7.5(mA)   
Output frequency/waveform   50 or 60Hz, ±100ppm, sine wave, the distortion degree < 2%  
The current upper limits setting   AC   0.1-12.009(mA)   0.01   ±(2% of setting+2counts)  
DC   0-7500(Aµ)    
The current lower limits setting   AC   0.1-9.999(mA)   0.01   ±(2% of setting+2counts)  
DC   0-999.9(Aµ)    
Rising time, second   0.1-999.9(s)   0.1   ±(0.1% +0.05counts)  
Downtime, second   AC:0-999.9(s), DC:1-999.9(s)   0.1   ±(0.1% +0.05counts)  
Test time, second   0,0.3-999.9(s)(0=continuously)   0.1   ±(0.1% +0.05counts)  
Arc detection   9 grades (zero is off, one is the most sensitive)  
Insulation resistance (IR)  
Output voltage   0.1-1(kV DC)   0.01   ±(2% of setting+5V)  
Insulation resistance limit   0-9999(MΩ) (zero is off)     ±(2% of setting+2C.) ≥ 500vdc  
Insulation resistance lower limit   1-2000(MΩ)     ±(5% of setting+2C.) < 500vdc  
Test time, second   0,0.5-999.9(s) (0=continuously)   0.1   ±(0.1% +0.05counts)  
Other specification  
Memory groups   10 groups of memory, 4 kinds of testing modes: W, I, W-I, I-W, each group could continuously test 3 steps  
Peripheral remote control, PLC interface   Provide Pass, Fail, Processing Remote monitoring signals, Test, Stop contact  
Security Protection   Overload or short circuit automatically cut off the output, light, and buzzer alarm  
Display   128x64 dot matrix LCD display  
Dimension   280×89x370mm  
Weight   10kg  


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