4
1) Liquid Crystal Display (LCD)
2) CAL key, to enter and exit calibration mode
3) CFM/GLP key, to confirm calibration, different values or to display
Good Laboratory Practice information
4) ºC key, to manually increase temperature value or other parameters
5) ºC key, to manually decrease temperature value or other parameters
6) SETUP key, to enter/exit SETUP mode
7) RANGE key, to select measurement range, switch to focused data in
SETUP or toggle between buffer value and temperature during
calibration
8) LOG/CLR key, to store a value into memory, to clear pH calibration,
or to delete log records
9) RCL key, memory recall
10) ON/OFF switch
11) Power supply socket
12) USB connector
13) BNC electrode connector
14) Temperature probe socket
15) Electrode reference socket
FUNCTIONAL DESCRIPTION
Front Panel
Rear Panel
45
HI 1413B
Glass-body, single junction, flat tip, Viscolene, non-refillable, combination
pH electrode. Use: surface measurement.
ORP ELECTRODES
HI 3131B
Glass-body, refillable, combination platinum ORP electrode.
Use: titration.
HI 3230B
Plastic-body (PES), gel-filled, combination platinum ORP electrode.
Use: general purpose.
HI 4430B
Plastic-body (PES), gel-filled, combination gold ORP electrode.
Use: general purpose.
Consult the Hanna General Catalog for more electrodes with screw-type or
BNC connectors.
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