Film/Coating Thickness Gauge - GM220

• Measuring range: 0~1800µm
• Accuracy: ±(3%H±1µm)
• Resolution: 0.1µm (<100µm) or 1µm(>100µm)
• LCD display​: 3 1/2 display​
• Power supply​: 9V Alkaline battery​
• Operation current​: About 14mA​
• Batter​y life​: Continuously 20 hour​
• Operation temperature​: 0~40 ℃​
• Operation humidity​: 10~95% RH

  • Model Number: GM220
Quantity:
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  • Film/Coating Thickness Gauge
  • Film/Coating Thickness Gauge
  • Film/Coating Thickness Gauge
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Product Specification

GM220  Film/Coating Thickness Gauge Introduction
This portable product adopts magnetic induction technique for measurement. The compact design perform fast, precise and non-destructive digital coating measurement and plating on steel magnetic conductor. It is widely used on manufacturing, workshop, chemistry or quality control fields.

GM220  Film/Coating Thickness Gauge Features
• LCD display measurement value and status.
• Using Hi- sensibility sensor for precise measurement.
• 0 point, 2 point and basic, three different calibration methods to make it easy to process the system quick calibration.
• Measure mode: Single, continually and difference .
• Data record, recall and delete function.
• Data analysis: Average, Maximum, Minimum, standard deviation, and measure times.
• Beep sounds indication.
• Metric / Imperic unit selection.
• Low Battery indication.
• Auto power off .
• LCD backlight .
• Simple, compact structure and portable design.

GM220  Film/Coating Thickness Gauge Measurement range

Range
Resolution
Accuracy
0~1800μm
0.1um/1μm
±(3%H+1µm)
Remark: H=Nominal transformation ratio

GM220  Film/Coating Thickness Gauge  Condition of Objective material
• Suitable for measure non-magnetic coating on magnetic conductor base material.
• The minimum curvature radius. Convex: 2mm Convex: 2 Concave=11 Concave: 11mm
• Minimum Sample diameter: 12mm
• Minimum Substrate thickness : 0.5mm

GM220  Film/Coating Thickness Gauge  Specification
Technical parameter
Technical specification
LCD display
3 1/2 display
Power supply
9V Alkaline battery
Operation current
About 14mA
Battery life
Continuously 20 hour
Auto power off
1 minute
LCD backlight function
7 second.
Operation temperature
0~40 ℃
Operation humidity
10~95% RH
Low battery indication
7.0V ± 0.2V
Product size
67x 30x 175mm
Weight
133G (without battery)


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