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The PS-HZ200 Contact Resistance Loop Resistance Tester is a high-precision diagnostic instrument engineered for the rigorous demands of power equipment maintenance. Utilizing advanced four-terminal wiring technology, it effectively eliminates lead resistance, ensuring that measurements of contact and loop resistance are accurate, stable, and reliable for critical electrical infrastructure.
Designed for modern efficiency, the PS-HZ200 integrates intelligent power management and seamless digital connectivity. With its high output voltage and a wide measurement range, this professional-grade tester provides rapid, constant-current measurements without the need for manual regulation, making it an indispensable tool for ensuring the operational safety of circuit breakers and electrical joints.
Detailed Parameters
| Measuring Current | 50A, 100A, 150A, 200A | Resolution | Minimum 0.1µΩ |
|---|---|---|---|
| Measuring Range | 0~100mΩ(50A) / 0~50mΩ(100A) / 0~20mΩ(150A/200A) | Accuracy | ±(0.5% ± 2 words) |
| Power Consumption | 1000W | Working Method | Continuous Measurement |
| Power Supply | AC127V ± 10% 60HZ | Operating Temp | 0～40℃ |
| Relative Humidity | ≤ 90% (no dew) | Dimensions/Weight | 360290170mm | Instrument 6.5kg, Box 9.0kg |
Key Advantages
Comprehensive Protection
Equipped with multi-layer safety protocols including over-temperature, power disconnection, and outage protection during tests.
Rapid Testing Cycle
High-accuracy constant current output eliminates manual regulation, significantly speeding up the diagnostic process.
4-Terminal Precision
The four-terminal wiring method removes the influence of test line resistance for laboratory-grade accuracy.
7-Inch Touch Interface
Intuitive English-version color touch screen for seamless operation and clear data visualization.
Smart Power Tech
Intelligent power management reduces energy waste and prevents the unit from overheating during long sessions.
Multi-Channel Data
Supports Bluetooth, RS232, USB, and a built-in micro printer for instant reporting and storage.
Product Gallery
Management Platforms
Mobile App Control
Control the instrument via a specialized phone app for remote operation and instant data saving.
Large Data Storage
Built-in memory stores up to 1,000 sets of test data with power-off memory protection.
Bluetooth Sync
Wireless data synchronization between the tester and mobile devices for faster reporting.
PC Communication
RS232 and USB interfaces allow for full computer-based analysis and data archiving.
Instant Printing
Integrated micro printer allows for hard-copy results directly at the testing site.
Perpetual Calendar
Integrated real-time clock ensures every test record is accurately timestamped.
Investment Return Comparison
| Feature | Standard Testers | PS-HZ200 Advantage |
|---|---|---|
| Measurement Speed | Manual Regulation | Automatic Constant Current |
| Data Management | Manual Logging | App-based Auto-Sync |
| Precision Level | 2-Terminal (Variable) | 4-Terminal (High Stability) |
| User Interface | Analog/LCD Buttons | 7" Color Touch Screen |
| Report Generation | Manual Entry | Integrated Micro Printer |
Frequently Asked Questions
The four-terminal method separates the current-carrying leads from the voltage-sensing leads, effectively eliminating the resistance of the test cables from the final reading, ensuring high accuracy.
It allows engineers to operate the device and view results from a safe distance, and automatically saves data to the phone, reducing the risk of manual recording errors.
The device features overheating protection, power disconnection protection, and outage protection to safeguard both the operator and the equipment during critical tests.
Yes, the instrument features power-off storage capabilities, allowing it to safely hold up to 1,000 sets of test data without loss.
It is ideal for testing circuit breakers, transformer contacts, and power joints within the power transmission and distribution industry.
The PS-HZ200 supports multiple measuring current levels including 50A, 100A, 150A, and up to 200A depending on the required range.
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