High-voltage holiday detector HHD C

brushpulsedspring

Detects holidays, porosity, pinholes, leaks, and other discontinuities in coatings, linings, and membranes using pulse or continuous DC • Available as a stick-type with pulsed DC or a compact wand style with continuous DC • Lightweight, ergonomic design provides comfortable all-day use, reducing operator fatigue • Regulated pulse or continuous DC voltage output that won't change under load— ±5% voltage accuracy • Voltage calculator feature—input the coating thickness to automatically calculate the required test voltage • Extensive electrode options—choose from a wide range of rolling spring and flat wire brush electrodes or use electrodes from other manufacturers with optional adaptors—custom sizes available upon request • Long Form Certificate of Calibration included with each instrument Conforms to ASTM D4787/D5162/D6747/D7953/G62, ISO 29601, NACE SP0188/SP0274/SP0490, AS3894.1 Simple • Easy-to-use with bright, color LCD • Ready to measure—includes everything needed for testing • Audibly and visibly alerts when flaws/holidays are detected • Lightweight, ergonomic design provides comfortable all-day use, reducing fatigue • Voltage calculator feature—input the coating thickness to automatically calculate the required test voltage