Hanna Instruments HI 120 - Manual (Page 9)

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HI 122
MAIN KEYBOARD ON THE RIGHT
1) CAL key, to enter and exit/escape calibration mode.
SET key (second function), to enter/exit SETUP mode.
2) CFM key, to confirm different values.
GLP key (second function), to display Good Laboratory Practice Information.
3) CLR key, to clear calibration or logged data.
4)
key, to manually increase temperature value or other parameters.
AutoHOLD key (second function), to freeze the first stable reading on
the LCD.
5) key, to manually decrease temperature value or other parameters.
AutoLOG key (second function), to start/stop AutoLOG mode.
6) MODE key, to select the measurement unit or to switch focused data.
Paper key (second function), to pull out the paper.
7) 2nd key, to select second key function.
8) LOG key, to store measured data.
9) RCL key, to enter/exit view logged data mode.
Print key (second function), to obtain a printout or to cancel printing.
Note: To select second key function, press 2nd and then the desired key.
The “2nd” tag will appear on the LCD until the desired key is
pressed. To leave second key function selection, press 2nd again.
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Calibration Check
LOG
CLR CFM CAL
pH / mV Meter HI 122