Hanna-instruments HI 4421 Manuale Utente Scaricare il pdf (Pagina 6)

KEYBOARD DESCRIPTION

FUNCTION KEYS

VIRTUAL KEYS

The upper row keys are assigned to the virtual keys placed on the bottom of the LCD, which allow you to

perform the displayed function, depending on the current menu (e.g.

and

in Measure

mode).

LCD GENERAL DESCRIPTION

To enter / exit calibration mode.

To select the desired measurement mode: DO, BOD, OUR, SOUR.

To enter Setup (System Setup, DO Setup, BOD Setup , OUR Setup or SOUR Setup) and to

access Log Recall function.

To obtain general informations about the selected option / operation.

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Hanna-instruments HI 4421 Manuale Utente Pagina 6