Hanna-instruments HI 93703 Manual do Utilizador descarregar pdf (Página 11)

2120

* 1 FTU = 1 NTU

Batteries are too weak to

ensure reliable measure-

ments. This message ap-

pears for a few seconds,

then the meter will auto-

matically switch off. Bat-

teries must be replaced

immediately.

* 1 FTU = 1 NTU

LCD AND ERROR MESSAGES

HI 93703 will display several different LCD

messages to help the user throughout all opera-

tions.

The meter is in a ready state

and measurement or calibra-

tion can be performed.

Calibration mode is active.

If the CAL key is not pressed

within 6 seconds, the meter

will automatically switch to

the measurement mode.

Calibration date setting

mode is active.

0 FTU* standard for calibra-

tion is required.

Calibration is in progress.

10 FTU* standard for cali-

bration is required.

Last calibration date

(MM.DD).

"Sample In Progress":

measurement is being per-

formed.

Low battery: when this mes-

sage appears, the instru-

ment can still perform

approx. 50 measurements.

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