Hanna-instruments pH 211R Manuale Utente Pagina 1

Instruction ManualpH211RMicroprocessor-basedBench pH/mV/°C Meterwith Analog Outputwww.hannainst.com

1918HI 1330BGlass body, semimicro, single junction, refillable, combination pHelectrode. Use: laboratory, vials.HI 1331BGlass body, semimicro, single

2120HI 1413BGlass body, single junction, flat tip, Viscolene, non-refillable, combina-tion pH electrode. Use: surface measurement.ORP ELECTRODESHI 313

2322WARRANTYAll Hanna Instruments meters are guaranteed for two years against defects inworkmanship and materials when used for their intended purpose

24MANPH211R-R1 08/05CE DECLARATION OF CONFORMITYSALES AND TECHNICAL SERVICE CONTACTSAustralia:Tel. (03) 9769.0666 • Fax (03) 9769.0699China:T

32PRELIMINARY EXAMINATIONDear Customer,Thank you for choosing a Hanna Instruments Product.Please read this instruction manual carefully before using t

54FUNCTIONAL DESCRIPTION1) Liquid Crystal Display (LCD)2) CFM key, to confirm calibration values3) CAL key, to enter or exit calibration mode4) ▼°C ke

76If measurements are taken successively in different samples, it isrecommended to rinse the electrode thoroughly with water and thenwith some of the

98• Switch the meter on and press the RANGEkey to enter the mV mode.• Submerge the ORP electrode tip (4 cm /1½") into the sample. Allow a few min

1110• Press CAL to quit calibration. The meterwill save the one-point calibration dataand return to normal mode.Two-Point CalibrationAny two of the 5

1312For refillable electrodesIf the filling solution (electrolyte) is more than 2.5 cm (1") below thefill hole, add HI 7082 3.5M KCl electrolyte

1514TEMPERATURE-RESISTANCE CORRELATION FORHANNA pH SENSITIVE GLASSThe resistance of glass electrodes partially depends on the temperature.The lower th

1716ACCESSORIESpH CALIBRATION SOLUTIONSHI 70004P pH 4.01 buffer solution, 20 mL sachet, 25 pcsHI 70007P pH 7.01 buffer solution, 20 mL sachet, 25 pcsH