emin

SEW 4120 ER 三线数字式接地电阻测试仪

  • 制造商: SEW
    Model: 4120ER
    • 报价要求 报价要求
  • Price (exclude tax) 3,877,500 VND
    Price (include tax) 4,265,250 VND
  • 价格合理详情请致电

    热线:   (+84) 966520220

    电话:  +84 (24) 62923267


      

Measuring ranges: 0~40Ω / 0~400Ω / 0~4kΩ / ±(2%rdg+2dgt)
resolution      
0-20Ω : 0.01Ω  
0-200Ω : 0.1Ω  
0-2000Ω : 1Ω
Measuring Earth voltage: 0-200 Vac / ±(1%rdg+2dgt)
Dimensions: 250(L) × 190(W) × 110(D)mm
Weight: 1500g
Power source: 1.5V (AA) × 8  

Details
列印
  FEATURES
● Capable of measuring earth resistance and earth voltage.
● 2mA measuring current permits the testing of earth resistance without
    tripping earth leakage current breakers in the circuit under test.
● The leads are supplied as standard accessories for simplified
    two-wire measuring system.
● Battery operated.
● Data hold function.
● Battery test indication.
● Calibration performed with supplied test leads.
 
  SPECIFICATIONS
     
 
 Measuring ranges  Earth resistance 
 0-20Ω / 0-200Ω / 0-2000Ω
 Earth voltage 
 0-200 Vac(40-500Hz)
 Accuracy  Earth resistance 
 ±(2%rdg+2dgt) at 200/2000Ω
 ±(2%rdg+0.1Ω) at 20Ω
 Earth voltage  ±(1%rdg+2dgt)
 Earth resistance
 resolution
 0-20Ω : 0.01Ω  
 0-200Ω : 0.1Ω  
 0-2000Ω : 1Ω
 Measuring system  Earth Resistance by constant
 current inverter 820Hz approx. 2mA
 Display  3½ digit (2000 counts)
 Open circuit
 indication
 LED will be unlit
 Low battery
 indication
    “symbol appears  on the display
 Data hold
 indication
    “symbol appears on the display
 Over range
 indication
 “1”(MSD)
 Dimensions  250(L) × 190(W) × 110(D)mm
 Weight
 (battery included)
 Approx. 1500g
 Power source  1.5V (AA) × 8  
 Safety standards  EN 61010-1 CAT III 300V
 IEC 61557-1 IEC 61557-5
 EN 61326-1
   
 
  • 质量承诺
  • 正品保修
  • 送货到家
  • 交易简单化

注册收新闻 - 获得优惠活动的机会