Hanna-instruments HI 84500 Manual de usuario descargar pdf (Pagina 23)

• At the end of the titration the instrument displays the concentration in ppm of SO

. The titration

curve can be viewed by pressing Plot ON. Press Plot OFF to exit this mode.

• Press LOG to record the concentration value and the titration curve into the instrument’s

memory. A message will be displayed for a few seconds indicating the amount of free log

space. Up to 200 log samples can be recorded in the instrument’s memory.

• Press Restart to begin a new titration or ESC to return to the titration menu.

• If the concentration exceeds the range limits (>40.0 ppm for Low Range, >400 ppm for

High Range), the exceeded range limit will be displayed blinking. Another titration can be

started by pressing Restart.

• “Wrong input” error message appears when the input reading (mV) exceeds the specified

limits. The mV value and the concentration will blink indicating an error.

• This screen appears when the stirrer is not working properly. Check the stir bar and beaker

content. Press Restart to try again.

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Hanna-instruments HI 84500 Manual de usuario Pagina 23