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Ultrasonic Thickness Meter Paint Coating Thickness Gauge Meter – Acoustic Testing Pro
Handheld ultrasonic thickness gauge with auto calibration, adjustable sound velocity, and portable design for reliable industrial measurements.
Features
- Broad Measuring Range – Capable of measuring steel thickness from 1.0 mm up to 300.0 mm.
- High Precision – Accuracy rated at ±(1% H + 0.1 mm), where H is the measured thickness.
- Fine Resolution – Provides 0.01 mm resolution for 1.00–99.99 mm range, and 0.1 mm resolution for 100–300 mm.
- Adjustable Sound Velocity – Sound speed can be set between 1000 to 9999 m/s (12 preset values) for different materials.
- User-Friendly Alerts & Storage – Features upper/lower thickness alarms, data storage & recall, coupling status indicator, backlit LCD, low battery alert, and auto shut-down.
- Portable Design – Lightweight (~223 g) with dimensions of 72 × 29 × 146 mm; powered by three AAA batteries; operates between 0–40 °C (ambient) with humidity under 90%.
Technical Specifications
| Specification | Details |
| Measurement Principle | Ultrasonic measurement |
| Measuring Range (Steel) | 1.00 mm to 300.0 mm (0.04 in to 11.81 in) |
| Accuracy | ±(1%H + 0.1 mm) (H = measured thickness) |
| Frequency | 5 MHz |
| Resolution | 0.01 mm (1.00–99.99 mm), 0.1 mm (100–300 mm) |
| Minimum Pipe Diameter (Steel) | 15 mm × 2.0 mm (with 6 mm probe); 20 mm × 3.0 mm (with 10 mm probe) |
| Sound Velocity Range | 1000 to 9999 m/s |
| Sound Velocity Accuracy | ≤ 20 mm block: ±1%; ≥ 20 mm: ±5% |
| Calibration Options | Auto calibration; sound velocity adjustment; block reference |
| Additional Features | Upper/lower alarm; data storage/deletion; backlit LCD; low battery indicator; automatic shut-down |
| Operating Temperature | 0 °C to 40 °C (32 °F to 104 °F); workpiece < 60 °C; humidity < 90% RH |
| Power Supply | 3 × 1.5 V AAA alkaline batteries (4.5 V total) |
| Product Weight (without batteries) | 223 g (7.87 oz) |
| Dimensions (L × W × H) | 146 mm × 72 mm × 29 mm (5.75 in × 2.83 in × 1.14 in) |







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