Hanna-instruments HI 8521 Manual de usuario Pagina 1

HI8417 - HI8519HI8520 - HI8521MicroprocessorBench-toppH MetersInstruction Manualhttp://www.hannainst.comThese Instruments are inCompliance with the CE

10RANGEOFFTemperature Buffer Values (pH)°C°F4.01 7.01 10.01010203040325068861044.014.004.004.024.047.137.077.037.006.9810.3210.1810.069.969.88CONERROR

11off. Press the RESET button and restart the entire operation.Power connectionPlug the 12VDC adapter (HI710005 or HI710006) into the socket onthe bac

12COMBINEDpH or ORPELECTRODESREFERENCEELECTRODERESETTEMPERATUREPROBE12345DC POWER12V to 20V+RANGEOFFTemperature Buffer Values (pH)°C°F4.01 7.01 10.010

13instrument's power supply is disconnected before the meter is switchedoff. Press the RESET button and restart the entire operation.Power connec

14OPERATIONAL GUIDETAKING PH MEASUREMENTSConnect the instrument to the 12VDC adapter (HI710005 orHI710006). Plug the adapter into the mains.Make sure

154 cm(1½")°CpH• In HI8417 the temperature reading is also displayed on the leftLCD.Note: the electrode should be submerged approximately 4 cm (1

16• When the temperature is set manually,"°C" symbol blinks. With the tempera-ture probe connected, the "°C" symbolis displayed co

17For HI8417 and HI8521• Connect the ORP electrode to the meter and submerge the tip (4cm / 1½") into the sample to be tested.Note: ORP measureme

18IMPORTANTThe instrument's pH range should be re-calibrated:• When the meter is new.• Whenever the pH electrode is replaced.• At least once a mo

19Procedure:• Switch the instrument on after connecting thepH electrode and the temperature probe.• Immerse the pH electrode and the ATC probeinto a n

2Dear Customer,Thank you for choosing a Hanna Instruments Product.Please read this instruction manual carefully before using the instru-ment.This manu

20• The meter automatically recognizes the buffer value and promptsfor the second at "d2" or "t2" (= pH 4.01, acid) or "d3&qu

21Procedure:• Switch the instrument on after connecting the pHelectrode.• Rinse and immerse the pH electrode in pH 7.01buffer and shake briefly. Wait

22• Press the CAL key. The temperature compensatedbuffer value will be displayed e.g. if the buffertemperature is at 25°C, the display will showpH7.01

23PH VALUES AT VARIOUS TEMPERATURETemperature has an effect on pH. The calibration buffer solutions areeffected by temperature changes to a lesser deg

24Possible Solutions:Replace the probe.Replace the electrode andrepeat the pH calibration.Leave the electrode in astorage solution after clean-ing the

25ReferenceFilling HoleReferenceFilling HoleSensitiveWireReferenceWireReferenceJunctionGlassBulbGlassBulbReferenceJunctionReferenceJunctionReferenceJu

26For refillable electrodes:If the filling solution (electrolyte) is more than 2½ cm (1") below thefill hole, add HI 7082 or HI 8082 3.5M KCl Ele

27CLEANING PROCEDUREGeneral Soak in Hanna HI 7061 or HI 8061 General Clean-ing Solution for approximately ½ hour.Removal of films, dirt or deposits on

28TEMPERATURE-RESISTANCECORRELATIONThe resistance of glass electrodes partially depends on the tempera-ture. The lower the temperature, the higher the

29Alkaline Error1.0 Mol L-1 Na+0.1 Mol L-1 Na+Sodium Ion Correction for the Glass at 20-25°CConcentration pH Error13.0013.5014.0012.5013.0013.5014.0

3HI8417, HI8519, HI8520 and HI8521 Hanna Instruments bench-top pH meters are designed for simplicity of use.They feature: large liquid crystal display

30ACCESSORIESpH CALIBRATION SOLUTIONSHI 70004P pH 4.01 Buffer Sachets, 20mL, 25 pcsHI 70007P pH 7.01 Buffer Sachets, 20mL, 25 pcsHI 70010P pH 10.01 Bu

31HI 7082 3.5M KCl Electrolyte, 4x50 mL, for double junctionelectrodesREFILL ELECTROLYTE SOLUTIONS IN FDA APPROVEDBOTTLESHI 8071 3.5M KCl + AgCl Elect

32120 mm4.7"12 mm0.5"5 mm0.2"3 mm0.12"3.0 mm DIA0.12"HI 1083120 mm4.7"12 mm0.5"9.5mm DIA0.37""S" VER

3375 mm2.95"6 mm0.25""S"VERSIONHI 2031120 mm4.7"12 mm0.5""S" VERSIONHI 1332120 mm4.7"12 mm0.5"FC 100

34120 mm4.7"12 mm0.5"FC 210120 mm4.7"12 mm0.5"9.5mm DIA0.37"FC 220FC 210BGlass-body, double junction, conic, Viscolene, non-r

35150 mm5.9"12 mm0.5""S" VERSIONHI 3131120 mm4.7"12 mm0.5"HI 3230"S" VERSION120 mm4.7"12 mm0.5"HI 44

36HI7855/10 Extension cable 10m (33') longHI7855/15 Extension cable 15m (49.5') longPower Units:HI710005 Voltage adapter from 115 VAC to 12

37ELECTRODE APPLICATIONREFERENCE GUIDEApplication Electrodes1. Aquarium HI 1332B, HI 1911B2. Bath-water HI 1910B, HI 1130B3. Beer HI 1131B4. Bread HI

38WARRANTYAll Hanna Instruments meters are guaranteed for two years againstdefects in workmanship and materials when used for their intendedpurpose an

39CE DECLARATION OF CONFORMITYRecommendations for UsersBefore using these products, make sure that they are entirely suitable for the environment in w

4HI8520 pH/°C meter automatically recognizes 3 standard calibrationbuffer values (4.01, 7.01 and 10.01 pH).HI8520 comes supplied with HI1332B plastic-

MANPHBNR3 05/98http://www.hannainst.comPRINTED IN PORTUGAL

5HI 8417°CpHmVpHOFFONCONCAL°C°Cd2t2d1t1pHpH6,887,024,004,009,2210,05pHpHpHpHBUFFER VALUES 20°CNBSSTDNBSSTDNBSSTDd3t3THE FRONT PANEL OF HI8417ON / OFF

6COMBINEDpH or ORPELECTRODESREFERENCEELECTRODERESETRECORDER0-2 VOLTTEMPERATUREPROBE123456DC POWER12V to 20V+THE REAR PANEL OF HI84171. BNC socket for

7instrument's power supply is disconnected before the meter is switchedoff. Press the RESET button and restart the entire operation.Power connect

8TemperatureBuffer Values (pH)°C°F4.01 7.0110.01010203040325068861044.014.004.004.024.047.137.077.037.006.9810.3210.1810.069.969.88pHmV°COFFSETTEMPERA

9Electrode and probe connectionsFor combination pH or ORP electrodes (with internal reference) plugthe electrode's BNC to the socket provided (#1