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Introducing the Sanwa PDR302 Portable Earth Tester with Phase Detection

The Sanwa PDR302 is a cutting-edge portable earth resistance tester designed for precision measurement and maintenance of electrical construction work. This analog earth-resistant tester combines advanced technology with user-friendly features to ensure reliable and efficient testing. With a phase detection system circuit, the PDR302 offers high precision measurement, making it an essential tool for professionals in the electrical industry. Key features include a phase detection system circuit, AC 30V range to avoid indication errors caused by leak current, and a power-saving design with a push switch. The PDR302 also features an auxiliary grounding value LED indicator that lights at approximately 10kΩ or more, providing clear and immediate feedback.

Product Specifications and Technical Details

The Sanwa PDR302 is equipped with a wide range of features that enhance its performance and usability. It offers an earth resistance measuring range of 10/100/1000Ω, with an accuracy of ±5% of full scale for Ω x 1, or ±2.5% of full scale for Ω x 10, Ω x 100 range. The device can measure a maximum AC leakage voltage of 30 Volts with an accuracy of 2.5% of full scale. This ensures that the PDR302 can handle various testing requirements with precision. Additional specifications include a rated current measuring method for ground resistance, R6P(AA battery) 1.5Vx6 for power supply, and dimensions of H175×W118×D55mm with a mass of approximately 500g. The meter includes test leads, clips, earth bars, and carrying cases for easy transportation and storage.

Practical Applications and Benefits

The Sanwa PDR302 is an indispensable tool for professionals in the electrical construction and maintenance industry. It is ideal for inspecting and maintaining the resistance of the earth, ensuring the safety and integrity of electrical systems. The simple push button operation makes the unit easy to use, eliminating wasteful battery consumption. The auxiliary grounding value excess indicator lamp provides immediate visual feedback, alerting users to potential issues. Whether you are working on a construction site or conducting routine maintenance, the PDR302 offers a reliable and efficient solution. Target audience includes electricians, electrical engineers, maintenance technicians, and anyone involved in electrical construction work. With its advanced features and practical design, the PDR302 is the perfect choice for ensuring safety and efficiency in your work.