UNI-T
UNI-T UT345A Ultrasonic Thickness Gauge
UNI-T UT345A Ultrasonic Thickness Gauge
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The UNI-T UT345A Ultrasonic Thickness Gauge is an advanced, intelligent instrument designed for accurate thickness measurement of metals and other materials. Utilizing high-performance, low-power microprocessor technology and ultrasonic measurement principles, the UT345A provides precise detection of material thinning in pipes, pressure vessels, plates, and machined parts. This robust gauge is widely used across petroleum, chemical, metallurgy, shipbuilding, aviation, aerospace, and other industrial sectors.
Key Features
High-Performance Probe: High-sensitivity probe ensures accurate ultrasonic measurements
Battery & Power: Built-in 3.7V 2000mAh lithium battery with Type-C charging, offering approximately 16 hours of operation
Data Storage: Save up to 300 measurement groups, including material, sound velocity, unit, measured value, maximum, minimum, and average for each group
Multiple Measurement Modes: Single measurement, continuous measurement, alarm measurement, sound velocity measurement, and auto-calibration
Buzzer Alarm: Audible alert for threshold warnings or material limits
Material Selection: Supports multiple materials for precise calibration and measurement
User-Friendly Display: 2.4″ LCD for clear visualization of readings
Auto Calibration: Ensures accurate measurement across varying conditions
Portable & Compact: Lightweight design (175 g) and dimensions 140 × 66 × 28.5 mm for field and workshop use
Technical Specifications
| Specification | Details |
|---|---|
| Display | 2.4″ LCD |
| Measurement Range | 1.00 – 300.00 mm |
| Sound Velocity Range | 1000 – 9999 m/s |
| Unit | mm / in |
| Accuracy | H < 10 mm: ±0.1 mm H ≥ 10 mm: ±(1%H + 0.1 mm) |
| Lower Limit of Pipe Measurement | Φ20 × 3 mm (steel) |
| Data Storage | 300 groups (material, sound velocity, unit, measured value, MAX, MIN, AVG) |
| Main Functions | Single measurement, continuous measurement, alarm, sound velocity measurement, auto-calibration |
| Charging Specification | DC 5V / 1A, Type-C interface |
| Operating Time | ~16 hours (full battery) |
| Operating Temperature & Humidity | 0℃ – 40℃, 10–80% RH |
| Storage Temperature & Humidity | -10℃ – 50℃, 10–70% RH |
| Battery | Built-in 3.7V 2000mAh lithium battery |
| Product Color | Red & Grey |
| Net Weight | 175 g |
| Product Size | 140 × 66 × 28.5 mm |
Standard Accessories
High-sensitivity probe
Type-C charging cable
English user manual
Protective cloth case
Download UNI-T UT345A Data Sheet
Applications
The UT345A Ultrasonic Thickness Gauge is essential for industries requiring precise thickness monitoring:
Petroleum & Chemical: Detect thinning of pipelines and pressure vessels
Metallurgy & Manufacturing: Plate and machined part measurement for quality assurance
Shipbuilding & Aerospace: Structural inspections and corrosion monitoring
Maintenance & Field Use: Compact and portable design for reliable on-site inspections
