Ultrasonic Thickness Gauge, Gauge Size : 2inch, 4inch

We are offering tm-8812 ultrasonic thickness gauge.
1. Measuring range (metric/imperial): 1.2-225mm,0.05-9inch
2. Operating principle: ultrosonic
3.materials measured: any hard materials, including steel, cast iron, aluminum, red copper, brass, zinc, quartz glass, polyethylene, pvc, gray cast iron, nodular cast iron and other materials
4. Sound velocity: 500- 9000m/s
5. Lower limit steel pipes: ñ�15x2.0mm, ñ�20x3.0mm determined by the transducer
6.calibration block: included
7. Resolution: 0.1mm
8. Accuracy: â±(0.5%n+0.1)
9. Rs232c interface: with rs232c
10. Power supply: 4x1.5v aaa (um-4)battery
11. Battery indicator: low battery indicator
12. Operating conditions:0-+45�(32�-104�),�90%rh
13. Dimensions: 120x62x30mm
14. Weight: 164g(not including battery)