ZBL Science & Technology ZBL-R800 Operation Manual
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Operation manual of ZBL-R800, ZBL-R630, ZBL-C310AHotline: (86)010-51290405 Fax: (86)010-5129040670locate the lower rebar.Figure 4-8 Figure 4-94.3.2 Attention for rust testConcrete surface of measuring points should be smooth and clean.Grinding with wheel or wire brush if necessary and removing dustand other debris.Survey area concrete should be pre-penetrate fully to reduceresistance of electric pathway. However, there is no liquid water onthe surface while testing. Adding an appropriate (about 2%)household liquid detergent to drinking water can generate conducivesolution, better soakage.╳ √ |
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