High Precision Ultrasonic Thickness Gauge UM-3 Portable Thickness Tester 0.001mm

Model No.︰


Brand Name︰


Country of Origin︰


Unit Price︰

US $ 1470 / Piece

Minimum Order︰

1 Piece

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Product Description

With 15 MHZ crystal delay probe, ultra-high resolution of 0.001 mm, (I-E)mode,(E-E)mode.




Operating Principle

I-E(interface-echo)mode with single-crystal delayed probe

E-E(echo-echo)mode with single-crystal delayed probe

Measuring Range

1.5-20mm  (I-E mode)

0.3-10mm (E-E mode)

Unit and Display Resolution 

mm-0.001, 0.01, 0.1

inch-0.0001, 0.001, 0.01

Probe Zero Adjustment 

1-point Calibration

2-point Calibration

Measuring Error

±0.005mm(above 3mm) ±0.05mm (below20mm)


128×64 dot-matrix LCD screen with EL backlight (42mm×57mm) 

Measuring Update Rate

4Hz in standard measurement mode

Materal Velocity Range 

1000-9999m/s, 0.0394-0.3937in/us

Data Logger Capacity

Up to 500 readings can be divided into a maximum of 5 files(user-selectable)



Power Supply

Two 1.5V AA Alkaline batteries,warning with low voltage

Operating Time

Up to 200 hours with alkaline batteries (without backlight)depending on operating mode

Auto-shut off 

After 5 minutes of non-use

-10  ºC   to +50  ºC  (Specification to -20  ºC  /-4  ºF   on request)


149mm×73mm×32mm (H×W×D)


200g including batteries


Standard package:

UM-3 thickness gauge

Standard probe (single-crystal delayed probe)

Carrying case 

Couplant (Empty Bottle)

Operating manual

Certification of quality

Packaging list


Optional Accessories:

Attachable Rubber Sheath

Application software 

with Data transmission cable

Price Terms︰ FOB Shenzhen
Payment Terms︰ TT/Western Union/Paypal
Packing︰ Export carton
Lead Time︰ 3 days

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