How to Detect Pinholes and Holidays with the PosiTest HHD High voltage Holiday Detector

In this video, learn about how the PosiTest HHD High voltage Holiday Detector uses pulse DC technology to detect holidays, pinholes, and other discontinuities in a coating system. PosiTest HHD High voltage Holiday Detector features: • Lightweight, ergonomic design provides comfortable all-day use, reducing operator fatigue • Regulated pulse DC voltage output that won't change under load—±5% voltage accuracy • Voltage calculator feature—choose one of 11 international standards, and 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 Conforms to ASTM D4787/D5162/G62, ISO 29601, NACE SP0188/SP0274/SP0490, AS3894.1 Learn more about the PosiTest HHD High voltage Holiday Detector here: https://www.defelsko.com/positest-hhd Learn more about ALL of DeFelsko’s pinhole and holiday testing instruments here: https://www.defelsko.com/product-cate... Chapters: 0:00 — Introduction—Why is holiday testing important? How do you test holidays 1:09 — Principle of Operation for high voltage holiday detectors 1:34 — How to use the pulse DC PosiTest HHD High voltage Holiday Detector 2:09 — Electrodes and electrode adaptors available for use 3:17 — How to set the test voltage on the PosiTest HHD 3:39 — Pulsed DC vs Continuous DC 4:20 — Standards conformity and Voltage Calculator feature 4:50 — Design and features of the PosiTest HHD 6:08 — PosiTest HHD Verifier for verifying accuracy and operation 6:36 — The PosiTest HHD kit and how to order —Like us on Facebook:   / defelsko   —Connect with us on LinkedIn:   / defelsko   —Follow us on Twitter:   / defelsko   —Visit our website: https://www.defelsko.com/ #PosiTestHHD #HolidayTesting #PipelineInspection