The UNI-T UT312A is a professional handheld vibration tester designed for accurate measurement of acceleration, velocity, and displacement. Featuring a full-view 2.4” TFT color display, rotatable screen, and high/low frequency test modes, it provides reliable vibration analysis for motors, pumps, bearings, and industrial equipment. The device includes multiple probes, a magnetic base, Type-C fast charging, and long battery life—making it ideal for maintenance, troubleshooting, and predictive diagnostics.
Specifications
| Resolution (Acceleration) | 0.1 m/s² |
| Accuracy (Acceleration) | ±(5% + 2 dgts) |
| Velocity (RMS) | 0.1–199.9 mm/s |
| Frequency Range (Velocity) | 10 Hz–1.5 kHz |
| Resolution (Velocity) | 0.1 mm/s |
| Displacement (P-P) | 0.001–1.999 mm |
| Frequency Range (Displacement) | 10 Hz–1 kHz |
| Resolution (Displacement) | 0.001 mm |
| Accuracy (Displacement) | ±(10% + 2 dgts) |
| Automatically Rotatable Screen | ✔ |
| High/Low Frequency Acceleration Mode | ✔ |
| Data Hold | ✔ |
| Flashlight | ✔ |
| LCD Type | 2.4″ TFT color screen (full view) |
| LCD Backlight | ✔ |
| Auto Power-Off | Yes (after 5 min no operation) |
| Probes | Long and short probes (magnetic sucker included) |
| Battery Indication | ✔ |
| Battery Type | 1350 mAh / 3.7 V lithium |
| Charging Interface | Type-C |
| Charging Voltage | DC 5 V |
| Charging Time | ~3 h |
| Battery Duration | ~12 h |
| Operating Temp & Humidity | 0°C–40°C; ≤80% RH non-condensing |
| Storage Temperature | –20°C–60°C |
| Standard Accessories | Long & short probes, U-type magnetic sucker, USB-C cable, manual, safety instructions |
| Product Size | 168 × 28 × 64 mm |
| Product Weight | ~364 g (including short probe) |
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