1Instruction ManualHI 9126Calibration CheckWaterproofpH/mV/ºC Meterwww.hannainst.com

18 19HI 9126 has beenprecalibrated for temperature at the factory.For optimum accuracy, it is recommended to recalibrate the meter fortemperature at l

20 21TAGS & SYMBOLS• Mode tags light up for indicating the corresponding active mode,and blink for warning the user.SETUP on: setup menu mode has

22 23EEEEELECTRODE CONDITIONING & MAINTENANCELECTRODE CONDITIONING & MAINTENANCELECTRODE CONDITIONING & MAINTENANCELECTRODE CONDITIONING &

24 25TROUBLESHOOTING GUIDETROUBLESHOOTING GUIDETROUBLESHOOTING GUIDETROUBLESHOOTING GUIDETROUBLESHOOTING GUIDESMOTPMYS MELBORP NOITULOSevissecxe/esnop

26 27pH ELECTRODESAll electrodes part numbers ending in B are supplied with a BNCconnector and 1 m (3.3') cable, as shown below:HI 1043BGlass-bod

28 29120 mm4.7"12 mm0.5"FC 10075 mm2.95"6 mm0.25"FC 200120 mm4.7"12 mm0.5"FC 210120 mm4.7"12 mm0.5"9.5mm DIA0.

30 31Hanna Instruments reserves the right to modify the design,construction and appearance of its products without advance notice.RECOMMENDATIONS FOR

32Printed in EUROPE(ROMANIA)MAN9126Y 09/10Hanna Instruments Inc.Highland Industrial Park584 Park East DriveWoonsocket, RI 02895 USATechnical Support

2 3GENERAL DESCRIPTIONHI 9126 is a state-of-the-art waterproof, heavy-duty pH meter designedto provide laboratory results and accuracy under harsh ind

4 51) Liquid Crystal Display (LCD).2) RANGE key, to select pH or mV.3) ON/OFF key, to turn the meter ON and OFF.4) CAL key, to enter or exit calibrati

6 7INITIAL PREPARATIONThe meter is supplied with batteries (for details see page 19).To prepare the instrument for use, connect the pH electrode and t

8 9MEM & MR FUNCTIONSPressing the MEM key will memorize the reading on the display andstore it in the internal memory. The pH (mV) and temperature

10 11• Press the CFM key to confirm the calibration: the meter stores thefirst calibration point; the primary LCD will show the calibratedreading, whi

12 13ONE-POINT CALIBRATIONFor optimum accuracy it is always recommended to perform a two-point calibration, but for a faster operation it is also poss

14 15The temperature has an effect on pH. The calibration buffer solutionsare affected by temperature changes to a lesser degree than normalsolutions.

16 17The instrument allows the user to configure several parametersthrough the Setup Menu.To enter the Setup Menu, while in measurement mode, press an