Xylem handylab pH LF 12 User Manual download pdf (Page 17)

handylab pH/LF 12 Operation

ba75370e03 11/2009

4 Operation

4.1 Switching on the measuring instrument

Measuring mode

when switching on

Note

The measuring instrument has an energy saving feature to avoid unneces-

sary battery depletion. The energy saving feature switches the measuring in-

strument off if no key has been pressed for an hour.

The energy saving feature is not active

z if the power is supplied by the plug-in power supply,

z if the AutoStore function is active,

z if the communication cable and a PC with a running communication pro-

gram are connected,

z if the printer cable is connected (for external printers).

1 Press the <ON/OFF> key.

The display test appears briefly on the display.

After this, the measuring instrument automatically switches to

the measuring mode.

Connected sensor Measuring mode

No sensor or pH/ORP electrode pH or ORP measurement (de-

pending on the last setting)

Conductivity measuring cell Last selected measuring mode

2 sensors Last selected measuring mode

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 79 80

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Xylem handylab pH LF 12 User Manual Page 17