Product Overview
XHDT702 Grounding Downlead Continuity Tester is applicable for measuring the continuity resistance between grounding downleads of substation power equipment and ground grid (or adjacent equipment).
Performance Features
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Controlled by a high-speed single-chip microcomputer, with high automation and easy operation.
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Adopts power supply technology, with multiple current gears and wide measurement range.
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Intelligent power management technology is adopted.
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320X240 dot-matrix 65K true-color LCD with ultra-small pixels, clear display in strong light.
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Built-in power-off storage, capable of storing 1000 groups of test data for random query.
- Built-in lithium battery and charger for convenient operation.

Technical Specifications
★ Output Current: 10A, 1A Auto-switching
★ Measurement Range: 10A: 1mΩ~2Ω, 1A: 2Ω~20Ω
★ Resolution: 0.1μΩ
★ Accuracy: ±(0.2% of reading + 2 digits)
★ Power Supply: AC 220V±10% 50Hz±1Hz
★ Ambient Temperature: -10~50℃
★ Ambient Humidity: ≤90%RH