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How do I calibrate my automotive fog tester?

2023-10-08 13:37

Calibrating an automotive fog tester requires careful adherence to the operating manual and guidelines provided by the manufacturer, as specific calibration procedures may vary depending on the model and manufacturer of the test instrument. The following general calibration guidelines are provided for reference:

1. Preparation:

   - Ensure that the test instrument is in good working condition and that it has undergone the necessary maintenance and cleaning prior to calibration.

   - Understand the specifications and functions of the automotive fog tester being used and familiarize yourself with the operating manual.

   - Ensure that the calibration environment meets the requirements, such as temperature, humidity and ventilation conditions.

2. Calibration standards:

   - Obtain appropriate calibration standards, such as liquid samples of known concentration or reference instruments that have been calibrated. These standards should be of known concentration or already calibrated for comparison with the test instrument.

3. Set the calibration parameters:

   - Follow the instructions in the operator's manual to enter the calibration mode or menu and set the calibration parameters. This may include parameters such as spray time, spray pressure, flow rate, etc., depending on the requirements of the test instrument.

4. Perform Calibration:

   - Place the calibration standard in a suitable location, ensuring that it is in full contact with the spray area of the test instrument.

   - Start the test instrument for the calibration operation, following the instructions in the operation manual. Typically, the test instrument automatically performs the calibration procedure and compares and calibrates with the standards.

5. Verify the calibration:

   - After completing the calibration, verify it using a sample of known concentration. Place the sample in the spray area of the test instrument and record the results.

   - The test results are compared to known concentrations to ensure measurement accuracy and consistency of the test instrument.

6. Calibration certificates and records:

   - Generate calibration certificates or records that document information such as calibration date, calibration parameters, and results, as required by the test instrument. These records can be used to track and prove the accuracy and traceability of the test instrument.

Please note that the above steps are intended as a general guide only, and specific calibration steps and requirements may vary for different automotive fog tester models and manufacturers. Therefore, it is important to read and follow the operating manuals and guidelines provided by your supplier in detail before performing calibration.

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