Description
Overview
GAOTek Double Clamp Digital Phase Meter is specially designed for testing voltage, current and phase onsite, it is in high-precision, low price, portable hand-held, dual-channel input measuring product.
Features
- Ingenious structure, easy to operate, handheld structure
- No need to disconnect circuit or change measurement range under 10mA-10A, 3V-500v when test phase
- Use high contrast LCD, characters can be 25 mm, the screen angle can be 70°to obtain the best visual effects
- The function and layout of the switch are reasonable, rotating can read the measuring voltage, current and phase
- High resolution, with new type patent current clamp, current resolution up to 0.1mA; voltage resolution up to 0.1V
- Low power consumption, with the function of testing the voltage of battery
Technical Specifications
| Base Conditions and Working Conditions | |
| Influence Quantity | Base Condition |
| Signal Waveform | Sine wave, β = 0.02 |
| Signal Frequency | 50 HZ or 0. 2 HZ |
| External Electric Magnetic Field | To be avoided |
| Position of Measured current carrying conductor in clamp jaw | Optional position |
| Current or voltage Amplitude in Phase or Frequency or Phase Sequence Test |
100 V to 220 V, 0.5 A to 1.5 A |
| Limits of Rated Working Error | Under the conditions described in 1, the limits of the rated operating error will not exceed twice of the limits of intrinsic error. |
| Ambient Temperature | 73.4 °F to 41 °F (23 °C to 5 °C) |
| Ambient Humidity | 45 % RH to 75 % RH |
| Intrinsic Error and Performance Indicators under Base Conditions | |
| Voltage | |
| 20 V | 0.01 V
+ (1.2 % RD + 2) |
| 200 V | 0.1 V
+ (1.0 % RD + 2) |
| 500 V | 1 V
+ (1.2 % RD + 2) |
| Input Impedance | 2 MΩ for all ranges |
| Voltage Input Impedance | > 500 KΩ |
| (Phase Testing) | |
| Impedance (U1-U2) | 40 KΩ |
| AC Current | |
| 200 mA | Resolution 0.1 mA |
| 2 A | Resolution 1 mA |
| 10 A | Resolution 10 A |
| Phases | |
| U-U, U-I, I-I | Range 0° to 360°
Resolution 1° Error +3° |
| General Specification | |
| Display | 3 1 or 2 |
| Size | 13.3 in x 11.8 in x 5.1 in (34 cm x 30 cm x 13 cm) |
| Weight | 6.6 lb (3 kg) |
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Documentation (User Manual or Instruction Manual)