This portable coating thickness gauge can do quick, precise, and non-destructive measurements. It's suitable for labs, workshops, and outdoor engineering sites. The dual-purpose (F/N) probe can be applied to various measurements. It's an essential gauge in the material protection field that can be widely used in manufacturing, metalwork, chemical, commodity inspection, etc. Features: 1.Three probe mode: F (magnetic), N (eddy current), auto. 2. Two measurement modes: continue and single. 3.Zero calibration and multi-point calibration. 4.Delete function: you can delete specified readings or all readings to store new measurement data. 5.Be able to set a high or low limit alarm. 6.Beep during operation. 7.Two power off mode: manual and auto. Specification: Model: HT890B Magnetic Induction & Eddy Current Effect: Support Measuring Range: 0-1500um± (3%+2um)/0-50mils± (3%+0.08mil) Minimum Resolution: 0.1um/0.01mil Minimum Curvature Radius: Convex 1.5mm/Concave 25mm Minimum Measuring Area: Diameter 6mm Upper Limit Alarm Function: √ Auto Power Off：√ Backlight LCD Display：√ Zero Point Calibration：√ 1 to 5 Point Calibration：√ Type-C to USB Data Transmission：√ Minimum Thickness of Metal Substrate： Magnetic：0.5mm Eddy Current：0.3mm Power Supply：2pcs 1.5V AAA Battery Operating Environment：Temperature 0-40℃/ Humidity 20%-90%RH Package Included: 1 x Machine 5 x Calibration plates, 1 x iron-aluminum substrate 1 x User Manual 1 x Screwdriver 1 x USB Cable
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