3235 Earth Teater  
 0 to 10 to 100 to 1000 Ω 측정 범위 지원
 우수한 사용자 인터페이스 지원
 접지저항의 정확한 측정 지원
 미소전류계 스케일 지원
 현장 운용성을 위한 내구력 극대화
 

 

Specifications
  • Measuring Range:
    Earth Resistance: 0 to 10 to 100 to 1000 Ω (Min. Scale Div. 0.1 Ω)
    - Earth Voltage: 0 to 30V
  • Scale: Earth Resistance: 3-digit logarithmic continuous scale on measuring dial
    - Earth Voltage: Uniform scale on Galvanometer
    Accuracy:
    - Earth Resistance:
     ±5% of 2 Ω (0.1 Ω or min. one div.) in the range of 0 to 2 Ω
     ±2.5% of 20 Ω (0.5 Ω or min. one div.) in the range of 2 to 20 Ω
     ±2.5% of 200Ω (5 or min. one div.) in the range of 20 to 200 Ω
     ±5% of 1,000 Ω (50 or min. one div.) in the range of 200 to 1000 Ω
  • Earth Voltage:
     ±5% of full scale value
  • Measuring Frequency:
    500 Hz
  • Ambient Temperature Influence:
    Variation in indication is within one scale division for temperature change by 20 ±20
    deg.C
  • Battery Voltage Influence:
    Accuracy is maintained within specified limit even if voltage decreases to 4V under
    operating condition
  • Earth Voltage Influence:
    Variation in indication is within the corresponding one scale division for the earth
    voltages of up to 10V at commercial frequency.
  • Power Source:
    Four 1.5V batteries (JIS SUM-1, ANSI D, Mono 1.5V or equivalent)
  • Insulation Resistance:
    More than 20M Ω at 500V DC between terminals and case
  • Dimensions:
    Approx. 122 x 190 x 124mm, not including accessories
  • Weight:
    Approx. 1.5 kg for instrument only. Approx. 3.5 kg including all accessories
  • Accessories supplied at no extra cost:
    Measurement leads 3pcs (green 5 m for earth plate, yellow 10 m for potential, and red 20 m), earth spikes 2pcs (one each for potential and current), carrying case 1pc, accessory storage bag 1pc