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Extech
Extech 382357 Clamp-On Ground Resistance Tester
السعر عند الطلب
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تنزيل ورقة المواصفات PDF
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المعاملات الرئيسية
Measuring range
Ground resistance 0.025–1500 Ω (autoranging); True RMS AC leakage current 0.300 mA–30.00 A
Accuracy
Ground resistance from ±(1.5% + 0.05 Ω) on low ranges to ±20% on 600.1–1500 Ω; leakage current typically ±(2.0% + offset) per range
Supply
9 V battery
Display
9999-count LCD
Resolution
Ground resistance down to 0.002 Ω on lowest range; leakage current down to 0.001 mA
Measure Frequency
Resistance test frequency 1.667 kHz
| المعامل | القيمة |
|---|---|
| Measuring range | Ground resistance 0.025–1500 Ω (autoranging); True RMS AC leakage current 0.300 mA–30.00 A |
| Accuracy | Ground resistance from ±(1.5% + 0.05 Ω) on low ranges to ±20% on 600.1–1500 Ω; leakage current typically ±(2.0% + offset) per range |
| Supply | 9 V battery |
| Display | 9999-count LCD |
| Resolution | Ground resistance down to 0.002 Ω on lowest range; leakage current down to 0.001 mA |
| Measure Frequency | Resistance test frequency 1.667 kHz |
| Functions | 116-point programmable datalogging; Hi/Lo alarm; electrical noise detection; automatic self-calibration; data hold; verification resistors |
| Jaw Size | 0.9 in (23 mm) |
| Dimensions | 10.2 × 4.4 × 1.9 in (258 × 110 × 47 mm) |
| Weight | 24.7 oz (700 g) |