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- Power Supply Module
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- 260 × 140 × 72 mm
- 1.35kg
- Xiamen, China
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Portable Power Measurement Instrument – Model PW401 Technical Profile
1. Product Overview
PW401 is a high-end portable power measurement instrument designed for advanced industrial electrical diagnostics, energy auditing, and high-precision power quality analysis.
It is developed for professional engineers who require stable multi-parameter measurement, enhanced waveform resolution, and reliable long-term data logging in complex electrical environments. The device supports real-time monitoring of voltage, current, active power, reactive power, apparent power, frequency, power factor, energy consumption, and harmonic characteristics.
PW401 is typically used in demanding industrial scenarios where electrical loads are highly dynamic, nonlinear, and sensitive to transient variations. The internal architecture emphasizes high-speed sampling and synchronized multi-channel processing to ensure measurement stability under harsh electrical conditions.
2. Product Category and Series Positioning
- Product Type: High-End Portable Power Analyzer
- Series: PW Portable Power Measurement Series
- Application Level: Industrial-grade energy analysis and electrical diagnostics
- Functional Position: Advanced field measurement and power quality evaluation
PW401 is positioned at a higher tier within the PW portable series, designed for engineers requiring expanded measurement capability, improved harmonic analysis, and enhanced system-level diagnostics.
3. Brand Information
- Brand Category: Industrial electrical measurement and test instrumentation manufacturer
- Product Segment: Professional power analysis and energy measurement equipment
- Application Field: Industrial maintenance, energy management, electrical engineering
The PW series is widely associated with professional-grade measurement systems used in industrial, utility, and engineering applications requiring dependable and repeatable results.
4. Product Parameters (Detailed Specification Table)
| Parameter | Specification |
|---|---|
| Model | PW401 |
| Measurement Type | Advanced portable power analyzer |
| System Support | Single-phase / multi-phase extended measurement |
| Voltage Range | 0 – 1000 V AC |
| Current Range | 0.01 – 80 A (external sensor dependent) |
| Frequency Range | 40 – 70 Hz |
| Power Measurement | Active / Reactive / Apparent Power |
| Energy Function | Real-time + cumulative energy tracking |
| Harmonic Analysis | Advanced harmonic spectrum analysis |
| Power Quality | Waveform distortion and stability monitoring |
| Accuracy Class | ±0.2% typical |
| Sampling System | High-speed synchronized digital sampling engine |
| Display | High-resolution multi-line LCD interface |
| Data Storage | Large-capacity internal memory logging system |
| Communication Interface | External export / analysis connectivity support |
| Input Channels | Multi-channel advanced measurement configuration |
| Power Supply | Rechargeable battery + AC adapter operation |
| Operating Temperature | -10°C to 55°C |
| Storage Temperature | -20°C to 70°C |
| Humidity Range | 10% – 85% non-condensing |
| Housing Material | Reinforced industrial polymer with shock-resistant structure |
| Protection Level | Industrial-grade dust and vibration resistance |
| Dimensions (mm) | 260 × 140 × 72 mm |
| Weight (kg) | Approx. 1.35 kg |
5. Product Applications
PW401 is designed for high-demand electrical environments where precision monitoring and advanced power quality evaluation are required.
Typical application areas include:
- Industrial power distribution system diagnostics
- Large manufacturing facility energy optimization
- Motor drive systems and inverter performance testing
- Electrical grid secondary and tertiary distribution analysis
- HVAC system energy efficiency monitoring
- Renewable energy system verification and stability testing
- Complex electrical panel commissioning and troubleshooting
- Long-term industrial energy consumption trend analysis
- Power quality assessment in non-linear load environments
Its enhanced processing capability allows it to handle unstable electrical environments and transient events more effectively.
6. Product Advantages
PW401 offers improved analytical depth and system-level diagnostic capability compared to lower-tier portable analyzers.
Key advantages include:
- Expanded measurement range for industrial-scale applications
- High accuracy suitable for engineering-grade validation tasks
- Advanced harmonic analysis for complex waveform environments
- Stable operation under electrical noise and interference conditions
- Fast transient response for capturing sudden electrical events
- Large-capacity memory for long-duration data logging
- Multi-channel measurement capability for complex systems
- Rugged construction suitable for harsh industrial environments
It is particularly suitable for engineers engaged in advanced power quality analysis and system optimization.
7. Related Models (Same Series or Closely Associated)
The following models belong to the PW portable measurement family or closely related advanced configurations.
PW Series Related Models Table
| Model | Function Level | Application Scope | Voltage Range | Current Range | Accuracy | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|---|---|
| PW310 | High-load | Industrial electrical systems | 0–1200 V | 0.05–80 A | ±0.3% | 255 × 140 × 70 | 1.35 |
| PW350 | Premium | Harmonic + system analysis | 0–1200 V | 0.05–100 A | ±0.2% | 270 × 150 × 75 | 1.60 |
| PW400 | Advanced high-tier | Multi-channel industrial diagnostics | 0–1000 V | 0.01–80 A | ±0.2% | 255 × 138 × 70 | 1.30 |
| PW401 | Top advanced | High-precision power quality analysis | 0–1000 V | 0.01–80 A | ±0.2% | 260 × 140 × 72 | 1.35 |
| PW420 | Flagship portable | Full harmonic + waveform analysis | 0–1200 V | 0.05–120 A | ±0.15% | 280 × 155 × 78 | 1.75 |
8. Related Popular Models (Same Manufacturer Category)
The following instruments are widely used in industrial measurement, laboratory analysis, and advanced electrical system evaluation environments.
Popular Industrial Measurement Models Table
| Model | Category | Application Type | Voltage Range | Current Range | Accuracy | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|---|---|
| WT310 | Precision meter | Basic power measurement | 0–600 V | 0.01–20 A | ±0.1% | 220 × 150 × 80 | 1.80 |
| WT330 | Power analyzer | Harmonic waveform analysis | 0–1000 V | 0.01–50 A | ±0.1% | 250 × 170 × 90 | 2.40 |
| WT500 | Multi-channel analyzer | System energy analysis | 0–1000 V | 0.01–100 A | ±0.05% | 320 × 220 × 120 | 5.20 |
| WT1800 | Precision analyzer | Laboratory-grade testing | 0–1000 V | 0.01–100 A | ±0.03% | 350 × 250 × 130 | 6.80 |
| WT3000 | Advanced system analyzer | High-end industrial testing | 0–1000 V | 0.01–200 A | ±0.02% | 420 × 300 × 150 | 9.50 |
9. Summary
PW401 is a high-end portable power measurement instrument designed for advanced industrial environments requiring high accuracy, wide measurement capability, and strong harmonic analysis performance.
It is positioned near the top of the PW portable series, offering improved waveform processing, better stability in noisy electrical environments, and expanded multi-channel measurement capabilities.
Within the same product family, lower models focus on standard and mid-level diagnostics, while higher-tier systems extend toward full-scale waveform analysis and heavy-duty industrial power quality evaluation.