標準電機Standard Electric Works Co., Ltd. -- SEW,Standard,TEST,Measuring Instruments,Telescopic Hot Stick,Test Lead,Mini Appliance Checker
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4305 IN

  FEATURES

• 2 Lines × 16 Characters LCD
• Microprocessor-controlled
• Tests insulation resistance up to 1 TΩ  
• 4 Insulation test voltages:
   500V, 1000V, 2500V, 5000V
• AC / DC Voltmeter (30~600V)
• Short-circuit current up to 5mA
• PI (Polarization Index) indication
• DAR (Dielectric Absorption Ratio) indication
• Auto-ranging on all insulation ranges
• Auto-hold function to freeze reading
• Overload protection
• Adjustable testing duration:
  1~30 minutes
• Internal memory for data storage
• Displays testing duration for insulation measurement 
• Auto-off function
• 200 measurement results can be saved in memory and recalled on display

 
  SPECIFICATIONS
Test voltage 500V, 1000V, 2500V, 5000V 
Insulation resistance 100GΩ / 500V
200G
Ω / 1000V
500G
/ 2500V
1T
/ 5000V
Accuracy ±(5.0%rdg + 5dgt)
Resolution 1000MΩ: 1M
10G: 0.01G
100G: 0.1G
1T: 1G
Short circuit current up to 5mA
PI (Polarization Index)
DAR (Dielectric Absorption Ratio)
Voltmeter ACV: 30~600V (50/60Hz)  /  DCV: 30~600V
Accuracy: ±(2.0%rdg + 3dgt)
Resolution: 1V
Current measurement 0.5nA ~ 0.55mA    
(Depending on the insulation resistance)
Power source 1.5V "C" × 8 Alkaline batteries
DC3V (CR2032) × 1
Dimensions 250(L) × 190(W) × 127(D)mm
Weight Approx. 2070g


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