Film/Coating Thickness Gauge - GM280

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• Measuring range: 0~1500µm
• Accuracy: ±(3%H±1µm)
• Resolution: 0.1μm/1μm
• Power supply: 3*1.5V AAA alkaline battery
• Operation current: Around 10mA
• Battery life: Continuously 20 hour
• Operation temperature: 0 to 40℃
• Operation humidity: 10 to 95%RH

Model Number: GM280
Data Sheet:

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Product Specification

GM280 Film/Coating Thickness Gauge Introduction
This product adopts eddy current measuring principle, can measure the thickness of conductive coatings on the non-magnetic material, has been widely applied in the fields of mechanical manufacture, electric power metallurgy and general aviation etc.

GM280 Film/Coating Thickness Gauge Features
• LCD displays measurement result and conditions directly
• Measures acceleration (m/s² peak), velocity (mm/s ms), and displacement (mm p-p)
• Selective vibration characteristic
• Uses hi-sense of vibration sensor, measuring accurately
• Equipped with two probes (S and L) to adapt the different measurement requirements
• Provides a magnetic probe to fit the condition uneasy hold on by hand
• Low battery indication
• Auto turn off function
• LCD back light function
• Maximum value hold function
• Temperature unit °C/°F selection

GM280 Film/Coating Thickness Gauge Measurement range

Range	Resolution	Accuracy
0 to 1500μm	0.1μm/1μm	±(3%H+1μm)

Remark: H= Nominal transformation ratio

GM280 Film/Coating Thickness Gauge Condition of Objective material
• Suitable for measure non magnetic coating on conductor base material.
• The minimum curvature radius. Convex=3mm
• Base sample diameter: 12mm
• Base substrate thickness: 0.5mm

GM280 Film/Coating Thickness Gauge Specifications

Technical parameter	Technical index
LCD display	3 1/2 display
Power supply	3*1.5V AAA alkaline battery
Operation current	Around 10mA
Battery life	Continuously 20 hour
Auto off	80 seconds
LCD backlight function	15 seconds
Operation temperature	0 to 40℃
Operation humidity	10 to 95%RH
Low battery indication	3.0V ± 0.2V
Product size	72 x 35 x 145 mm
Weight	216.5 g (without battery)