Zinc oxide surge arrester tester specific steps

Turn on the power switch and the screen will show the start-up screen. The main menu will appear after a few seconds.

The specific operation of the main menu is as follows:


Line number: press the "function" key to point to the "line number", press the "OK" button to enter; press the "function" button to select the position to be adjusted, there will be a small cursor under this position; press "increase", " Press the "Decrease" button to select. After all the bit adjustments are completed, press the "OK" button. lPT ratio: press "function" key to point to "PT ratio", press "OK" to enter; press "function" key to select the position to be adjusted, there will be a small cursor under this position; press "increase", Press the "Decrease" button to select. After all the bit adjustments are completed, press the "OK" button.

Test phase sequence: press the "function" key to point the cursor to "test phase sequence", press "OK" to enter; press the "function" key to select the position to be adjusted, there will be a small cursor under this position; press "increase", Press the "Decrease" button to select. After all the bit adjustments are completed, press the "OK" button. Where A, B, C represent single-phase measurements and X represents three identical measurements.

Compensation angle: the adjustment method is the same as above, and the general phase-to-phase interference influence is about 2°~5°. Since there is certain difficulty in accurately measuring the interference amount, hard compensation is generally not recommended, but it is set to 0.0°, which can be according to the requirements of regulations. Compare data trends over time. If you need to adjust the side-phase correction angle, refer to the relevant section of the "Measurement Principle" below. If you select three identical measurements, the angle is automatically compensated.

Date: The adjustment method is the same as above. Use the “function” key to select the year, month, day, hour, minute, and second of the item to be adjusted. Use the “Increase” and “Decrease” keys to adjust. After all adjustments, press “OK”. "key.

Mode: Press "OK" to switch between wired, inductive, and wireless modes.

View: press the "function" key on the keyboard to point the cursor to "view", press "OK" to enter (as shown in Figure 6); press "increase, decrease, function" key to select the data to be viewed, press "OK" key Display this set of data;

Measurement: Press the "Function" key to point the cursor to "Test" and press "OK" to enter the measurement. The measurement screen shown in Figure 7 appears.

Display: Convert display screen, display all test information, or briefly display. If it is the same test, press “Increase” or “Decrease” to cycle through the three-phase information print: The measured data can be printed out, but no storage is stored: Store the current data, select the storage location of the data, press "OK" button to save.

Exit: Exit the measurement and return to the system main menu.

Data uploading: The data packaged software packaged with the computer is installed on the computer. The serial communication cable is used to connect the instrument to the RS-232 serial port of the computer. Turn on the instrument and run the communication program on the computer. Click the desired function on the computer to complete the operation.

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