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The UNI-T UT55 is a versatile manual-ranging digital multimeter designed for electrical testing, equipment maintenance and fault diagnosis. In addition to standard voltage, current and resistance measurements, it supports capacitance, frequency and temperature measurement for a broad range of professional MRO applications.
| Parameter | Range / Specification | Basic Accuracy |
|---|---|---|
| DC Voltage | 200 mV / 2 V / 20 V / 200 V / 1000 V | ±(0.5% + 1) |
| AC Voltage | 2 V / 20 V / 200 V / 750 V | ±(0.8% + 3) |
| DC Current | 2 mA / 20 mA / 200 mA / 20 A | ±(0.8% + 1) |
| AC Current | 20 mA / 200 mA / 20 A | ±(1% + 3) |
| Resistance | 200 Ω / 2 kΩ / 20 kΩ / 200 kΩ / 2 MΩ / 20 MΩ / 200 MΩ | ±(0.8% + 1) |
| Capacitance | 2 nF / 20 nF / 200 nF / 2 µF / 20 µF | ±(4% + 3) |
| Frequency | Up to 20 kHz | ±(1.5% + 5) |
| Temperature | −20°C to 1000°C | ±(1% + 3) |
| Display | 1999 counts, 65 × 33 mm | |
| Ranging Mode | Manual ranging | |
| Response Type | Average responding | |
| Additional Functions | Diode test, continuity buzzer, transistor test, automatic power-off and low-battery indication | |
| Input Impedance | Approximately 10 MΩ | |
| Safety Rating | CAT I 1000 V / CAT II 600 V / CAT III 300 V | |
| Power Supply | 1 × 9 V battery (6F22) | |
| Product Dimensions | 190 × 88 × 34 mm | |
| Product Weight | Approximately 540 g, including protective holster | |
