TT320 Ultrasonic Thickness Gage
Features of TT320
- It measures thickness of metallic, plastic, ceramic, glass and other good ultrasonic wave-conductor.
- It measures materials under normal temperature to high temperature.
- It has Big LCD display with adjustable backlight.
- Advanced 2-Point Calibration can be used to determine unknown velocity.

Specifications of TT320
| Measurement range: | 1.2mm~225.0mm (on normal temperature) 5.0mm~80.0mm(on steel, high temperature) |
| English/Metric selectable | inch/mm |
| Display resolution | 0.1mm |
| On board memory | 500 data |
| Lower limit steel pipes: | 20mm~3.0mm ( on steel, normal temperature) |
| Measuring Accuracy: | ±(1%H+0.1)mm (H is the actual thickness of measuring object) |
| Sound velocity range: | 1000m/s-9999m/s |
| Min mode display: | display current thickness or minimum thickness |
| Probes: | 5PØ10 for standard use; ZW5P for high temp. |
| Setting Gain: | Higher/Lower selectable |
| Battery indicator: | Low battery indication |
| Operating temperature range: | -10°C to + 300°C |
| Power supply: | 2 x 1.5V AA batteries |
| Battery life: | Up to 100 hours without backlight |
| Dimensions: | 152 x 74 x 35mm |
| Weight: | 370g |
Standard Accessories
- 1 Calibration Certificate
- 1 Main Unit with Protection Cover
- 1 Probe 5PФ10
- 1 Probe ZW5P
- 2 x 1.5V Batteries
- 1 Instruction Manual
- 1 Carrying Case
- 1 Screwdriver
- 1 Bottle of Coupling Paste for high temperature
Optional Accessories
- Probe 5PФ10
- Probe ZW5P
- Coupling paste for normal temperature
- Coupling paste for high temperature