Hanna-instruments HI 84502 Manual de usuario descargar pdf (Pagina 17)

pH CALIBRATION MESSAGES

pH calibration mode.

When the reading has stabilized press Confirm to

accept the calibration or Clear to restore the default

calibration.

The “Wrong Buffer” message is displayed when the

pH value is outside of the acceptable range. Clean the

electrode by following the Cleaning Procedure and/or

check the buffer concentration before continuing the

pH calibration.

Press the ESC key to exit pH calibration mode.

TITRATION MESSAGES

This screen is displayed when the instrument is in

titration mode. Press Start to begin a titration, Meter

to enter pH meter mode or Prime to enter into the

prime function.

The titration result, expressed as concentration of

tartaric acid in g/L (ppt), is displayed automatically

at the end of the titration. Press Restart to start another

titration or ESC to return to the main screen.

This error message appears when the input reading

(pH or temperature) exceeds the input limits. If the

pH or temperature values are blinking they are out

of range.

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Hanna-instruments HI 84502 Manual de usuario Pagina 17