R-One Techlabs Private Limited

Key Features and Specifications:

1. Earth Resistance Measurement:

   • The HTC DET-99 is specifically designed to measure earth (ground) resistance in electrical systems. It can measure the resistance of earthing systems to ensure they meet safety standards and are functioning properly.
   • It typically measures earth resistance in the range of 0.01 ohms to several thousand ohms, suitable for testing both small and large grounding systems.

2. Measurement Methods:

   • 4-Wire and 3-Wire Measurement: The HTC DET-99 supports multiple measurement methods, including the 4-wire and 3-wire methods, which are used to test earth resistance in different scenarios. The 4-wire method is more accurate and commonly used in professional environments.

3. Auto Range Function:

   • The auto-ranging function automatically selects the appropriate range for resistance measurement, ensuring accurate results without manual adjustments. This feature simplifies the operation for users who may not be familiar with selecting the correct measurement range.

4. Digital Display:

   • The HTC DET-99 is equipped with a large digital display that clearly shows the measured earth resistance in ohms. The display may include additional information, such as test parameters, measurement range, or battery status.
   • Some models also feature a backlit display for use in low-light environments.

5. High Accuracy:

   • The meter is designed for high accuracy, making it suitable for professional use. It helps ensure that the ground resistance measurements are precise and reliable, which is critical for ensuring electrical safety.

6. Multiple Testing Modes:

   • Continuity Testing: The device may also include continuity testing capabilities to check the integrity of the grounding system.
   • Direct Current (DC) for Measurements: Typically, the HTC DET-99 will use DC voltage for testing the earth resistance, which is ideal for obtaining reliable results without interference from AC signals.

7. Memory and Data Hold:

   • Some models may include a data hold function, which allows the user to freeze the current measurement on the screen for easy recording.
   • Memory Storage: The tester may also include memory storage for storing multiple test results, which can be useful for comparison or record-keeping.

8. Safety Features:

   • The HTC DET-99 is designed with safety features to prevent accidents, such as overload protection and proper insulation. It may also have an indication for battery low to ensure the tester operates correctly at all times.

9. Portable and Lightweight:

   • The tester is generally compact and lightweight, making it easy to carry and use in various fieldwork situations. This is essential for professionals who need to perform quick and accurate tests on multiple grounding systems.

10. Battery Powered:

    • The device is typically powered by batteries, providing portability and flexibility for use in various locations without the need for an external power source.

Here are the key features and functions of the HTC PC-170A Earth Tester:

• The HTC PC-170A is designed to measure the resistance of grounding systems (earth resistance). Ground resistance is a critical parameter to ensure safe operation of electrical systems, and the tester helps determine whether the grounding system meets safety standards (typically <5 ohms for most installations).

• Many advanced earth testers, including the PC-170A, use the 4-terminal method for more accurate resistance measurements. This involves placing four probes in the ground—two for current and two for potential—allowing for precise readings that are less affected by the resistance of the test leads and external conditions.

• The tester may have multiple test modes, such as:
  • Fall-of-potential method: Common for measuring the earth resistance of grounding systems.
  • Selective testing: Helps isolate specific grounding systems to test.
  • Auxiliary ground testing: For testing auxiliary ground points that may not be directly connected to the primary grounding system.

Some key features of the HTC CE-8202 Earth Leakage Tester may include:

1. Earth Resistance Measurement: It measures the resistance of the earth ground to ensure it is within safe limits.
2. Leakage Current Testing: The tester can detect leakage currents from electrical equipment or wiring, which could indicate potential faults.
3. Overload Protection: It likely has built-in protection to prevent damage to the tester during abnormal conditions.
4. Multiple Testing Ranges: Different settings or ranges to test various earth systems (e.g., residential, industrial).
5. Easy-to-read Display: For clear readouts of resistance, current, or other electrical parameters.
6. Portable Design: Compact and lightweight for field use.

Here are some general features and functions you might find on the HTC CE-8203:

1. Earth Leakage Current Measurement: The tester measures leakage current in electrical systems, which helps identify faults in wiring or equipment that could pose a risk.

2. Earth Resistance Measurement: It typically offers the ability to measure the resistance of the earth electrode (grounding) system to ensure it is functioning properly and meets safety standards.

3. Multiple Measurement Ranges: Different settings for measuring earth resistance, leakage current, and sometimes insulation resistance, which makes the tester versatile for various applications.

4. Data Hold Function: Some models include a function that allows users to hold readings on the display, making it easier to record data in difficult-to-reach places.

5. Safety Features: Overload protection to ensure the device doesn’t get damaged during abnormal readings or conditions.

6. Digital Display: A clear, often backlit, digital display for easy reading of measurements in a variety of lighting conditions.

Here are the key features and functions of the HTC PA-172 Earth Tester:

• The HTC PA-172 is designed for accurately measuring the earth resistance of grounding systems. This is essential for confirming that the ground resistance is low enough to prevent electrical shocks and ensure the safety of the electrical system.

• The tester can employ either a 3-terminal or 4-terminal method, with the 4-terminal method providing more accurate results by minimizing the effects of lead resistance and contact resistance. This ensures that the measurements are reliable and unaffected by external factors.
• The 3-terminal method is commonly used for ground resistance tests in typical applications.

• The HTC PA-172 may have a wide range of measurement capabilities, typically from low values (less than 1 ohm) to higher values (several hundred ohms or more), allowing it to test a variety of earthing systems, including both residential and industrial installations.

• The tester likely features a digital display, allowing for easy reading of the earth resistance values in real time. This provides users with immediate results during testing.

Here are the key features and functions of the HTC CE-8201 Earth Leakage Tester:

• The primary function of the HTC CE-8201 is to measure earth leakage current in electrical systems. Leakage current refers to any unintended current that flows through the ground or earth path, which can be a sign of faulty insulation or improper grounding.

• It helps identify potential electrical hazards by detecting leakage currents that may not be visible but can still cause electric shocks or damage to equipment. This is particularly useful for preventive maintenance and ensuring compliance with safety standards.

• The tester is likely designed to detect even small leakage currents, typically in the range of milliamps (mA), which is critical for detecting minor faults before they lead to major issues.

• The HTC CE-8201 is equipped with a digital display, making it easy to read the measured leakage current. It often includes features like backlighting for visibility in low-light environments.

Here are the key features and functions of the HTC CE-8200 Earth Leakage Tester:

• The HTC CE-8200 primarily measures earth leakage current, which refers to the current that flows through the earth ground from an electrical system. Detecting these small currents is crucial for identifying faults in electrical systems that could pose safety risks.

• It can detect even very low levels of leakage current, which might be missed by other types of testing equipment. This feature is essential for diagnosing issues in systems with high insulation resistance or complex grounding schemes.

• The tester is equipped with a digital display, providing clear, precise readings of the measured leakage current. The display is often backlit to ensure it’s easy to read in low-light conditions, which is important when testing in various environments.

• The HTC CE-8200 is typically capable of testing different grounding systems and electrical circuits. This flexibility makes it a valuable tool for technicians who need to ensure that all parts of a building’s electrical system are properly grounded and free of dangerous leakage currents.

Here are the key features and functions of the HTC PM-01 Earth Tester:

• The HTC PM-01 is designed to measure the resistance of the earth electrode or ground system. This is important for ensuring that the resistance value is low enough to allow proper grounding, preventing electric shock hazards and ensuring the safety of electrical installations.

• Many earth testers, including this one, use the three-electrode method, where two current electrodes are placed in the ground along with a potential electrode to measure the resistance of the grounding system. This method is accurate and widely used for earth resistance testing.

• The HTC PM-01 is likely designed to be compact and lightweight, making it easy to transport and use in the field for quick, on-site testing of earthing systems.

• Earth testers like the PM-01 are often designed for easy operation, with a straightforward interface to allow even non-expert users to quickly perform tests and obtain reliable readings.