Features
- High-Performance Components
- Utilizes high-speed DSP and precise A or D conversion chip for instrument accuracy
- Intuitive Display
- Features a 3.5-inch color LCD display with 320×240 resolution and LED backlight
- Enables one-screen parameter setting, intuitive display of electrical test parameter
- Precision Clamp Meter
- Equipped with a clamp-shaped current transformer
- Intelligent Measurement
- Real-time measurement of voltage, current, power, power factor, phase, and more
- Waveform and Harmonic Analysis
- Includes waveform and harmonic measurement functions
- Communication Capabilities
- Features electric energy meter infrared
- Portable Power
- Powered by a rechargeable lithium battery for more than 5 hours
- Time Recording
- Built-in clock chip accurately records test times for reference
- Data Storage
- Large-capacity memory stores up to 1000 sets of test data
- Software Integration
- Supports electric energy meter management system software
- Portability
- Hand-held instrument with a small size and lightweight design
- Pulse Output
- Equipped with electric energy pulse output for user convenience during inspections
Technical Specifications
| Accuracy Level | 0.05 |
| Model | DSB-301 A |
| Measuring Range (Voltage) | Phase Voltage: 50 V to 450 V |
| Measurement Accuracy (Voltage) | 0.1% |
| Current Range | 100 A Clamp Meter Input |
| Measurement Accuracy (Current) | 0.1% |
| Active Power Accuracy | 0.1% |
| Active Energy Accuracy | 0.1% |
| Measuring Range (Power Factor) | -1.00 to +1.00 |
| Measurement Accuracy (Power Factor) | 0.1 |
| Measuring Range (Frequency) | 45.00 Hz to 65.00 Hz |
| Measurement Accuracy (Frequency) | 0.01 Hz |
| Measuring Range (Phase) | 0.00 ° to 359.9 ° |
| Measurement Accuracy (Phase) | 0.5 ° |
| Constant Range of Tested Meter | 1 to 99999 imp or kWh |
| Display Range (Error) | 0.0000% to ±99.99% |
| Number of Calibration Circles | 1 to 99 |
| Sampling Method | Photoelectric sampler, electronic pulse line, manual |
| Current | Voltage |
| 10 A | 57.7 V: 5760 imp or kWh, 100 V: 2880 imp or kWh, 220 V: 1440 imp or kWh, 380V: 720 imp or kWh |
| 100 A | 57.7 V: 720 imp or kWh, 100V: 360 imp or kWh, 220 V: 180 imp or kWh, 380 V: 90 imp or kWh |
| Relative Humidity | 10% to 85% (no condensation) |
| Warm-up Time | 5 minutes |
| Working Temperature Range | 50 ℉ to 86 ℉ (10 ℃ to 30 ℃) |
| Volume | Dimensions: 9.29 in × 4.48 in × 1.29 in (236 mm × 114 mm × 33 mm) (L×W×H) |
| Weight | 1.32 lb (0.6 kg) |
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