Thickness Measurement

Coating thickness gauge for
- Non-magnetic coatings on steel
- Insulating coatings on non-ferrous metals
Measuring methods
- Magnetic-inductive (F probes) - EN ISO 2808, method 7C
- Eddy current (CN and N probes) - EN ISO 2808, method 7D
Features
- Wide range of wear resistant probes adaptable for various applications
- High accuracy of measurement and repeatability
- Storage and evaluation of measuring values
- Special calibration function for rough surfaces and calibration through unknown coating (CTC method)
Scope of delivery
- Coating thickness gauge MiniTest 3100
- 1 x 9 V battery 6 LR 61
- 1 cross tip screwdriver
- Operating instructions on CD
- Short operating instructions
- Factory certificate
- Plastic carrying case
OPTIONAL
- Probe FN 1.6 for coating thickness measurement of non-ferrous layers on steel and insulating coatings on non-ferrous metals; high resolution of 0.1 µm in the lower measurement range
- Further probes deliverable
- Factory certificate acc. DIN 55350 (incl. probe)
- MiniPrint 4100 IR Portable Printer with serial and infrared interface with integrated battery incl. charging device, printer ribbon and paper





Precise wall thickness gauge for measuring components made of metal, glass, ceramics and Plastics. Measurement of materials with both flat and curved surfaces possible.
Technical Data | SONOWALL 50 | SONOWALL 60 |
Art. no. | 311.101.001 | 311.101.002 |
Measuring range |
0.6 - 400 mm (steel) | 3 - 250 mm with 2.25 MHz probe OPTIONAL: Underwater probe |
2 - 150 mm with 3.5 MHz probe | ||
1 - 50 mm with 5 MHz probe | ||
Sound velocity range Probe frequency Precision |
1,000 - 10,000 m/s 2 MHz and 5 MHz 0.1 mm |
2,000 - 7,000 m/s 2.25 MHz, 3.5 MHz und 5 MHz 0.1 mm or 0.05 mm |
Data storage capacity | max. 10,000 values | |
Operation temperature Dimensions Weight |
-10 °C - 50 °C 128 x 80 x 28 mm 260 g |
-10 °C - 50 °C 128 x 80 x 28 mm 275 kg |


Wall thickness measurement of construction components made of
- Steel
- Cast iron
- Aluminium
- Copper
- Brass
- Zinc
- Quartz
- Polyethylene
- PVC
- Gray cast iron
- Spheroidal graphite iron
Technical Data | ||
Display | 10 mm LCD, 4-digit | |
Measuring range | 1.5 - 200 mm | |
Resolution | 0.1 mm | |
Precision | ± (0.5 % n + 0.2) | |
Power supply | 4 x 1.5 V batteries | |
Operating temperature | 0 °C - 50 °C | |
Dimensions | 161 x 69 x 32 mm | |
Weight | 260 g |

Product flyer
Thickness coating meter with magneto-inductive or combined (magneto-inductive and eddy current) pocket-size probe
- Integrated swivelling measuring probe for measurements in hardly accessible locations
- Self-explanatory multi-lingual menu navigation with single-button operation
OPTIONAL
Bluetooth interface and integrated data storage
TOP CHECK FE / FE-B |
Measurement of isolated layers
and galvanic coatings (apart from nickel) on steel using magneto-inductive probe Addititonal bluetooth interface for data storage (TOP CHECK FE-B). |
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TOP CHECK FN / FN-B |
Measurement of isolating layers (same as TOP CHECK FE) and additionally measurement of isolating layers on non-ferrous metals
with eddy current method. Addititonal bluetooth interface for measurement data storage for (TOP CHECK FN-B). |
Technical Data | ||
Housing | Metall, IP 64 | |
Measurement range | FE: 0 - 5,000 µm | |
FN: 0 - 2,000 µm | ||
Precision | ||
<100 µm | ±1 µm | |
100 - 1,000 µm | ± 1 % | |
1.000 - 2,000 µm | ± 3 % | |
>2,000 µm | ± 5 % | |
Resolution | ||
<100 µm | 0.1 µm | |
100 - 2,000 µm | 1 µm | |
>2,000 µm | 0.01 µm | |
Power supply Auto-shutdown Swithing µm - mils Statistical evaluation Display of statistic Dimensions Weight |
1.5 V AA Mignon |
Scope of delivery
Plastics box with
- Measurement device
- Battery
- Spare battery
- Calibration set
- Operating manual
Please indicate the favored probe type(s) (FE, FE-B, FN or FN-B )

MEGA-CHECK Pocket FE |
Measurement of insulating layers
and galvanic coatings (except nickel) on iron and steel with magneto-inductive probe PF-5 |
|
MEGA-CHECK Pocket FN |
Additionally to measurement of insulated layers (like MEGA-CHECK Pocket FE) measurement of insulating layers on non-ferrous metals
with eddy current method |
Technic Data | ||
Measuring range | FE: 0 - 5,000 µm | |
NFE: 0 - 2,500 µm | ||
Precision | ||
<100 µm | ± 1 µm | |
100 - 1,000 µm | ± 1 % | |
1,000 - 2,000 µm | ± 3 % | |
>2,000 µm | ± 5 % | |
Resolution | ||
1 - 100 µm | 0.1 µm | |
> 100 µm | 1 µm | |
> 2,000 µm | 0.01 mm | |
Applicable probes |
PF-5 (FE) PFN-52D (FN) |
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Smallest measurement area |
∅ 4 mm (FE) |
|
Min. radius of curvature | ||
FE | 4 mm | |
NFE | 6 mm (convex) | |
38 mm (concave) | ||
Power supply | 2 x 1:5 V AA Mignon batteries | |
OPTIONAL 2 x 1.2 V AA batteries rechargeable |
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Auto power off Switchover µm - mils Statistical Analysis Display of statistics Dimensions Weight |
yes yes out of max. 100 measures values of last series yes 105 x 65 x 26 mm 137 g (with batteries) |
Please indicate type of device (FE or FN) in your request
