4000-count True RMS multimeter for measuring AC/DC voltage and current, resistance, capacitance, frequency, temperature, testing diodes, transistors, continuity
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Accta AT-290A True RMS Digital Multimeter
Accta AT-290A is a high-precision portable digital True RMS multimeter with a 3¾-digit 4000-count LCD display with automatic range selection, which can measure voltage up to 1000 V and current up to 10 A. Perfectly suited for use in both industry jobs and home workshops.
Features
- Measurement functions:
- DC/AC voltage
- DC/AC current
- Resistance
- Capacitance
- Frequency
- Temperature
- Diode testing
- Transistor testing
- Circuit continuity testing
- Measurements based a dual-integrated analog-to-digital converter (ADC)
- Automatic/manual range selection
- Relative measurement mode
- Automatic polarity indication
- Data hold function
- Ability to display measurement data in the form of an analog histogram
- Low battery indication
- Automatic power-off function
- Sturdy shockproof housing
- Display backlight
Technical Specifications
| Measurements | ||
|---|---|---|
| Parameter | Range | Accuracy |
| DC Voltage | 400 mV / 4 V / 40 V / 400 V / 1000 V | ±(0.5%+4) |
| AC Voltage | 4 V / 40 V / 400 V / 750 V | ±(0.8%+10) |
| DC Current | 400 μA / 4000 μA / 40 mA / 400 mA / 10 A | ±(1%+10) |
| AC Current | ±(1.5%+10) | |
| Resistance | 400 Ω / 4 kΩ / 40 kΩ / 400 kΩ / 4 MΩ / 40 MΩ | ±(0.8%+4) |
| Capacitance | 10 nF | ±(5.0%+20) |
| 100 nF / 1 μF / 10 μF / 100 μF | ±(3.5%+8) | |
| 1 μF / 10 μF / 100 μF | ±(5.0%+10) | |
| Frequency | 100 Hz / 1000 Hz / 10 kHz / 100 kHz / 1 MHz / 30 MHz | ±(0.5%+10) |
| Temperature (using K-type thermocouple) | -200 ~ 1000°C | ±(1.0%+5) |
| Product Specifications | ||
| Power supply | 9V battery × 2 pcs. | |
| Duty ratio | 1 ~ 99% | |
| Sampling frequency | 3 Sa/s | |
| AC frequency response | 40 ~ 400 Hz | |
| Display type | LCD, 70 × 50 mm | |
| Display count | 3999 | |
| Input impedance | 10 MΩ | |
| Dimensions | 190 × 88.5 × 27.5 mm | |
| Weight | c. 420 g | |
Package Contents
- Digital multimeter Accta AT-290A — 1 pc.
- Protective case — 1 pc.
- Thermocouple TP-01 — 1 pc.
- Measuring probes — 1 set
- User manual — 1 pc.