For full functionality of this site it is necessary to enable JavaScript.
EMIN.VN
0
Product image

SEW 4120 ER デジタル接地抵抗テスター3ワイヤー

Model4120 ER
原産地Taiwan
お問い合わせ
安全なチェックアウト
高品質な対応
簡単な交換・返品
配送対応可能

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  

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
   
 
お得な情報を受け取る

数量割引、まとめ買い価格の更新、新製品情報をメールでお届けします。

登録することで、当社の利用規約およびプライバシーポリシーに同意したものとみなされます。

クイックサポート

認定専門家へ直接アクセス