Coating Thickness Gauge CM-8823 1.Spec: The NF probes measure the thickness of non-conductive coatings on non-magnetic metals. 2.Features: * Measuring Principle: eddy current (N) * Two measurement mode: Single and Continuous（Notice：Continuous mode is convenient to measure the coating thickness of curved objects and tiny objects.） * Metric/imperial system selectable. * Manual or automatic shut down. * Automatic memory of calibration value,and automatic recognize the substrate. * Operation process have buzzing reminder,while no buzzing in continuous mode. 3.Specifications: Principle: NF Type Eddy Current Range: 0~1000µm/0~40mil Resolution: 0.1µm/1µm Accuracy: ±1~3%n or ±2.5µm Min. Radius Workpiece: F Type:convex 1.5mm/concave 25mm NF Type:convex 3mm/concave 50mm Min. Measuring Area: 6mm Min. Sample Thickness: 0.3mm Metric/Imperial: Convertible Battery Indicator: Low Battery Indicator Automatic Power Off: √ Operating Conditions: Temperature: 0~50ºC; Humidity: