Hanna-instruments HI 84184 Manual de usuario

1Instruction ManualHI 84184ISE FluorideMeterwww.hannainst.com

10Time formatOptions: AM/PM or 24 hours.Press the functional key in order to change the time format.Date/Time modify screenPress / to select the val

11LanguageOptions: Up to four available languages.This option is used to change the instrument’s display language.Press the corresponding functional k

12Displays the list of all the memorised results. This listincludes the record’s number, the concentration value, theconcentration unit and the date.P

13MEASUREMENT PROCEDURE• Fill the beaker up to the 50 mL mark with sample; add10 mL of HI 84184-0 TISAB W/5, place the stir barinto the beaker and the

14Notes:• If the reading is out of range, the upper range value isdisplayed blinking.• If the evaluated slope is out of 30-140% range theinstrument di

15ELECTRODE CONDITIONING & MAINTENANCEFUSE REPLACEMENTTo change the fuse follow next steps:• Disconnect the power cord from the rear panel of thei

16• Reassemble reference electrode by gently pushing the inner assembly into the outer body,sliding spring down cable, and screwing cap into place.• R

17• The difference between the two recorded mV values gives the slope of the electrode. Anacceptable value for this slope is 56 ± 4mV.• Press ESC to l

18Recommendations for UsersBefore using this product, make sure that it is entirely suitable for your specific application and for the environment in

19WARRANTYHI 84184 is warranted for two years against defects in workmanship and materials when usedfor its intended purpose and maintained according

2All rights are reserved. Reproduction in whole or in part is prohibited without the written consent of thecopyright owner, Hanna Instruments Inc., Wo

20SALES AND TECHNICAL SERVICE CONTACTSSALES AND TECHNICAL SERVICE CONTACTSSALES AND TECHNICAL SERVICE CONTACTSSALES AND TECHNICAL SERVICE CONTACTSSALE

3PRELIMINARY EXAMINATIONThe HI 84184 is a low cost, easy to use, fluoride ISE instrument that performs automatic analysiswith all the necessary calcul

4PRINCIPLE OF OPERATIONThe determination of fluoride concentration is made according to double standard addition method.This technique enables an unkn

5FUNCTIONAL DESCRIPTIONFRONT PANELREAR PANELINSTRUMENT DESCRIPTION1) Graphic LCD2) Functional keys3) Keypad4) Electrode holder5) Fluoride half cell 10

6GUIDE TO DISPLAY CODESDuring the instrument’s operation a series of information is displayed on the LCD.KEYPAD DESCRIPTION1) ESC - to leave the cu

7When the input reading is unstable.When the stirrer is on.Temperature warning (only if the “Temperature compensation” is disabled). Thewarning symbol

8Result screenThe ion concentration is displayed in mg/L (ppm) F-. If theconcentration is out of range, the instrument displays the upperrange limit b

9Setup screensStability criteriaOptions: Accurate, Medium, Fast.Press the corresponding functional key to select the desired option.Select Accurate