FiveEasy Meter Measurement and Maintenance | How-to Video (3/3):

Laboratory Solutions from METTLER TOLEDO
28 Nov 201801:38

Summary

TLDRThis instructional video covers the essential steps for measuring and maintaining a pH sensor. It emphasizes calibrating the sensor before use, placing the electrode in the sample, and ensuring the automatic endpoint feature is activated. The video explains how to initiate measurements, store results, and print or retrieve stored data. Additionally, it offers guidelines for sensor maintenance, such as cleaning after each measurement and proper storage in pH buffer solutions. The video also highlights the importance of using an appropriate storage solution for longer periods without use.

Takeaways

  • 😀 Ensure the sensor is properly calibrated before taking any measurements.
  • 😀 Watch the instructional video titled 'Calibration' for guidance on proper calibration procedures.
  • 😀 Place the electrode into the sample before starting the measurement.
  • 😀 Press and hold the button to turn on/off the automatic endpoint feature.
  • 😀 Press the button to start the measurement process.
  • 😀 If the automatic endpoint is selected and the signal stabilizes, the decimal point will stop flashing, indicating the measurement is complete.
  • 😀 If a printer is connected, an automatic printout will be generated after each measurement or calibration.
  • 😀 Press the button to store the current measurement result.
  • 😀 Press and hold the button to retrieve stored values.
  • 😀 Press the button for a few seconds to print the currently displayed values.
  • 😀 Press the button until 'ALL' appears to clear the memory.
  • 😀 Clean the sensor after each measurement to maintain its accuracy.
  • 😀 If there is a short gap between measurements, keep the pH sensor in pH 4.01 or pH 7.00 buffer solution.
  • 😀 For longer periods of non-use, fill the electrode's storage cap with an appropriate storage solution and place it back on the sensor.

Q & A

  • Why is it important to calibrate the sensor before taking a measurement?

    -It is crucial to calibrate the sensor before taking a measurement to ensure accurate and reliable results. The calibration process adjusts the sensor to the correct reference point, eliminating any potential measurement errors.

  • What should you do after placing the electrode in the sample?

    -After placing the electrode in the sample, you should press the button to start the measurement process. This allows the device to begin assessing the sample's properties.

  • What happens when the automatic endpoint signal stabilizes?

    -When the automatic endpoint signal stabilizes, the indicator symbol appears on the screen and the decimal point stops flashing, indicating that the measurement is complete.

  • What does it mean when the signal stabilizes and the decimal point stops flashing?

    -It indicates that the measurement is finalized and stable, and you can proceed with recording or storing the result.

  • How can you store the result of the current measurement?

    -To store the result of the current measurement, simply press the appropriate button on the device to save the reading.

  • What should you do to retrieve previously stored measurements?

    -To retrieve previously stored measurements, press and hold the button designed for retrieving stored values.

  • How can you print the current values displayed on the screen?

    -To print the current values displayed, press the button for a few seconds, and the printer will generate a printout of the displayed values.

  • What happens when you press the button until 'ALL' appears?

    -When you press the button until 'ALL' appears, the device will display all stored values, allowing you to view or print them.

  • How do you clear the memory on the device?

    -To clear the memory, press the designated button until all stored data is erased from the device.

  • Why is it important to clean the sensor after each measurement?

    -Cleaning the sensor after each measurement ensures that no residues or contaminants interfere with future measurements, maintaining the sensor's accuracy and longevity.

  • How should you store the pH sensor when there is a brief delay between measurements?

    -For a brief delay between measurements, you should store the pH sensor in a pH 4.01 or pH 7.00 buffer solution to prevent damage and maintain its readiness for the next measurement.

  • What should you do if there is a longer delay between measurements?

    -If the delay is longer, you should fill the sensor's cap with an appropriate storage solution and place it on the sensor to keep it moist and prevent it from drying out.

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Etiquetas Relacionadas
pH SensorCalibrationMeasurementMaintenanceScientific EquipmentLab ProceduresAutomatic EndpointTechnical InstructionsData StorageLab CareSensor Cleaning
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