YSI pHotoFlex STD Colorimeter - Manual (Page 17)

pHotoFlex
®
STD Operation
17 ba76122e01 02/2013
4 Operation
4.1 Switching on the meter
Switching on Press the key.
The Start menu appears for 30 seconds. The status line indicates the
meter designation and the version number of the software.
After a few seconds the meter automatically switches to the measured
parameter used last.
Using , switch between the measured parameters Concentration,
Absorbance and % Transmission.
Switching off Press the key.
Automatic switchoff
function
The meter has an automatic switch-off function in order to save the bat-
teries or rechargeable battery (see section 4.4). The automatic swi-
tchoff switches off the meter if no key is pressed for an adjustable
period.
The automatic switchoff function is not active
 if the power is supplied by the LabStation (optional),
 if the Timer or Analysis timer function is on.
Display illumination
with battery-powered
operation
During operation with batteries or rechargeable battery the meter auto-
matically switches off the display illumination if no key is pressed for
30 seconds. The illumination is switched on again with the next key-
stroke.
Photometry
i pHotoFlex V 1.70
Start
Photometry \ Concentration
iSelect program
with
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