Spark testing is a crucial maintenance method used on glass-lined machines. It really is used to locate defects in the glass lining of vessels and equipment, to complete program preventive maintenance checks, to confirm suspected failure, and to Identify regions to get repaired. In-plant spark testing entails a 6000-volt source, both AC or DC.
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A visual spark at the conclusion of the probe will reveal a defect. With respect towards the DC tester, there will also be a crimson mild alarm signal, a drop in output voltage, together with an audible sign. If you're applying an AC product, a blue corona will normally be viewed when brush is handed throughout a continual lining.The recorded