主页 接地电阻及土壤电阻率测试仪 SEW 4234 ER 四线接地电阻测试仪

SEW 4234 ER 四线接地电阻测试仪

Measuring ranges: 0-2Ω / 0-20Ω / 0-200Ω / 0-2kΩ/±2%rdg ± 3dgt
resolution      
0-2Ω : 0.01Ω
0-20Ω : 0.1Ω
0-200Ω : 1Ω
0-2kΩ : 10Ω
Measuring Earth voltage: 0-300 Vac / ±(2%rdg+3dgt)
Dimensions: 250(L) x 190(W) x 110(D)mm
Weight:1430g  
Power source: 1.5V (AA) × 8

Detail

 

列印
  FEATURES
● Microprocesser-controlled.
● Earth testing at 2Ω, 20Ω, 200Ω, 2kΩ.
● Earth voltage measuring : 0-300V AC.
● Automatic C spike check.
● Automatic P spike check.
● 2-Wire test.
● 3-Wire test.
● 4-Wire test.
● LCM display.
● Auto ranging.
● Auto power OFF.
● Data hold.
● Robust, compact and easy-to-carry.
 
  SPECIFICATIONS
     

 

 

 Measuring ranges  Earth Resistance
 0-2Ω / 0-20Ω / 0-200Ω / 0-2kΩ
 Earth Voltage
 0-300V AC
 Accuracy  Earth Resistance  ±2%rdg ± 3dgt
 Earth Voltage  ±2%rdg ± 3dgt
 Earth resistance
 resolution		  0-2Ω : 0.01Ω
 0-20Ω : 0.1Ω
 0-200Ω : 1Ω
 0-2kΩ : 10Ω
 Temperature
 & humidity		  Operating: 0°C~40°C ≤80% R.H.
 Storage: -10°C~50°C ≤80% R.H.
 Dimensions  250(L) x 190(W) x 110(D)mm
 Weight
 (battery included)		  Approx. 1430g 
 Power source  1.5V (AA) x 8
 Safety standards  EN 61010-1 CAT IV 300V
 EN 61557-1 EN 61557-5
 EN 61326-1
Tags:300V AC)Earth Resistance Testers 4 Wire (Digital) - SEW 4234 ER (2000Ω
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