6
1) Liquid Crystal Display (LCD).
2) F1, F2, F3 functional keys.
3) / keys to manually increase/decrease the parameters or to scroll through the menu.
4)
ON/OFF ( )
key, to turn the instrument ON and OFF.
5)
LIGHT ( )
key, to toggle display backlighting.
6)
GLP
key, to display Good Laboratory Practice information.
7)
CAL
key, to enter/exit calibration mode.
8)
SETUP
key, to enter/exit SETUP mode.
9)
RCL
key, to enter/exit view logged data mode (RCL means RECALL).
10)
MODE
key to change DO measuring unit when in DO measurement mode, or to toggle between
standard and pressure in DO calibration.
11)
RANGE
key, to switch between DO, BOD, OUR AND SOUR.
12)
HELP
key to enter/exit contextual help.
13)
ESC
key to leave current mode, exit calibration, setup, help, etc.
FUNCTIONAL DESCRIPTION
FRONT VIEW
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