The SPR-905 is a portable, digital ultrasonic thickness gauge designed for non-destructive measurement of material thickness in various industrial applications. It utilizes ultrasonic wave propagation to measure the thickness of metals, plastics, ceramics, and other sound-conductive materials. With features such as automatic calibration, data storage, alarm settings, and a built-in rechargeable battery, the SPR-905 is ideal for maintenance inspections, quality control, and field operations.
| Specification | Details |
|---|---|
| Measurement Principle | Ultrasonic pulse-echo method |
| Measuring Range | 0.75 – 300 mm (standard probe, varies by material and probe) |
| Resolution | 0.01 mm (< 10 mm), 0.1 mm (≥ 10 mm) |
| Accuracy | ±0.1 mm (H < 10 mm), ±(1% H + 0.1) mm (H ≥ 10 mm) |
| Sound Speed Range | 1000 – 9999 m/s |
| Default Sound Speed | 5920 m/s (steel) |
| Probe Frequency | Standard probe: 5 MHz |
| Display | Large-screen LCD with backlight |
| Measurement Modes | Single, Continuous, Alarm |
| Calibration Methods | Manual calibration using known thickness or reverse sound speed measurement |
| Alarm Function | Adjustable upper/lower limit alarms with visual & audible alerts |
| Data Storage | Up to 1000 readings with time stamps (browsable and deletable) |
| Battery Type | Built-in 3.7V 220mAh lithium polymer battery |
| Charging Method | USB Type-C, DC 5V/1A charger |
| Low Battery Indicator | Yes – displayed when voltage drops |
| Auto Power Off | Configurable (default: 5 minutes) |
| Language Support | English, Chinese, and other selectable languages |
| Operating Temperature | 0°C to 50°C |
| Storage Temperature | -10°C to 60°C |
| Dimensions | Approx. 150 x 75 x 30 mm |
| Weight | ~200 g (without probe) |
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The SPR-905 is a portable, digital ultrasonic thickness gauge designed for non-destructive measurement of material thickness in various industrial applications. It utilizes ultrasonic wave propagation to measure the thickness of metals, plastics, ceramics, and other sound-conductive materials. With features such as automatic calibration, data storage, alarm settings, and a built-in rechargeable battery, the SPR-905 is ideal for maintenance inspections, quality control, and field operations.
| Specification | Details |
|---|---|
| Measurement Principle | Ultrasonic pulse-echo method |
| Measuring Range | 0.75 – 300 mm (standard probe, varies by material and probe) |
| Resolution | 0.01 mm (< 10 mm), 0.1 mm (≥ 10 mm) |
| Accuracy | ±0.1 mm (H < 10 mm), ±(1% H + 0.1) mm (H ≥ 10 mm) |
| Sound Speed Range | 1000 – 9999 m/s |
| Default Sound Speed | 5920 m/s (steel) |
| Probe Frequency | Standard probe: 5 MHz |
| Display | Large-screen LCD with backlight |
| Measurement Modes | Single, Continuous, Alarm |
| Calibration Methods | Manual calibration using known thickness or reverse sound speed measurement |
| Alarm Function | Adjustable upper/lower limit alarms with visual & audible alerts |
| Data Storage | Up to 1000 readings with time stamps (browsable and deletable) |
| Battery Type | Built-in 3.7V 220mAh lithium polymer battery |
| Charging Method | USB Type-C, DC 5V/1A charger |
| Low Battery Indicator | Yes – displayed when voltage drops |
| Auto Power Off | Configurable (default: 5 minutes) |
| Language Support | English, Chinese, and other selectable languages |
| Operating Temperature | 0°C to 50°C |
| Storage Temperature | -10°C to 60°C |
| Dimensions | Approx. 150 x 75 x 30 mm |
| Weight | ~200 g (without probe) |