LAQUA PH210 200 Series Handheld Meters User Guide
- June 16, 2024
- LAQUA
Table of Contents
LAQUA PH210 200 Series Handheld Meters
pH Calibration & Measurement
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Rinse the pH electrode with clean water and blot using lint-free tissue to remove excess water.
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Immerse the pH electrode in pH buffer.
Perform 2-point calibration using pH 7 and 4 for acidic sample or pH 7 and 10 for alkaline sample.
Perform 3-point calibration using pH 7, 4, and 10 if you are unsure of the expected sample value. It is recommended to calibrate with pH 7 first. -
Press CAL button on the meter to switch to calibration mode.
The screen will display the set pH buffer group briefly and the will start blinking until the reading stabilizes. -
Press ENT button to confirm the pH reading. To abort calibration, press MEAS key.
The meter will switch to measurement mode and the electrode icon will appear on the screen -
Repeat step nos. 1 to 4 to perform calibration with the next pH buffer(s).
The meter allows up to 5 calibration points for USA / NIST pH buffers and up to 6 calibration points for DIN pH buffers. -
Rinse the pH electrode with clean water and blot using lint-free tissue to remove excess water.
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Immerse the pH electrode in sample.
Make sure that the glass membrane and junction of the pH electrode are immersed in sample.
pH Calibration
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pH Calibration Data
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Measurement Modes
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Auto Stable| Auto Hold| Real Time
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pH Setup
Press up or down buttons to scroll through settings.
Press ENT button to confirm settings