User manual HANNA INSTRUMENTS HI 83226

[. . . ] Instruction Manual HI 83226 Multiparameter Bench Photometer for Pool & Spa Applications www. hannainst. com 1 Dear Customer, Thank you for choosing a Hanna product. Please read this instruction manual carefully before using the instrument. This manual will provide you with the necessary information for the correct use of the instrument. If you need additional technical information, do not hesitate to e-mail us at tech@hannainst. com. TABLE OF CONTENTS PRELIMINARY EXAMINATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] After 5 seconds, if the test was successful, the last method used will appear on the display. · In order to select the desired method press the METHOD key and a screen with the available methods will appear. Press Select. 15 · After the desired method is selected, follow the measurement described in the related section. · Before performing a test you should read all the instructions carefully. DATA MANAGEMENT The instrument features a data log function to help you keep track of all your analysis. Storing, viewing and deleting the data is possible using the LOG and RCL keys. Press LOG and the last valid measurement will be stored with date and time stamps. Viewing and deleting: You can view and delete the data log by pressing the RCL key. Additionally, you can delete the data records all at once. CHEMICAL FORM Chemical form conversion factors are pre-programmed into the instrument and are method specific. In order to view the displayed result in the desired chemical form press or to access the second level functions and then press the Chem Frm key to toggle between the available chemical forms for the selected method. SPECIAL CONVERSIONS For Calcium Hardness, special conversion factors can be used to convert the readings from mg/L to French degrees (°f), German degrees (°dH) and English degrees (°E) of hardness. This can be achieved by pressing or to access the second level functions and then press the Unit functional key to toggle between °f, °dH, °E and mg/L. 16 SETUP In the Setup mode the instrument's parameters can be changed. Some parameters affect the measuring sequence and others are general parameters that change the behavior or appearance of the instrument. A list of setup parameters will be displayed with currently configured settings. Press the keys to select a parameter and change the value as follows: Backlight Values: 0 to 8. Use the functional keys or the keys to increase or decrease the value. Press the Accept key to confirm or ESC to return to the setup menu without saving the new value. Contrast Values: 0 to 20. Use the functional keys or the keys to increase or decrease the value. Press the Accept key to confirm the value or ESC to return to the setup menu without saving the new value. 17 Date / Time This option is used to set the instrument's date and time. Press the functional keys to highlight the value to be modified (year, month, day, hour, minute or second). Press the Accept key to confirm or ESC to return to the setup without saving the new date or time. Time format Option: AM/PM or 24 hour. Press the functional key to select the desired time format. Date format Press the Modify key to change the Date Format. Press Accept key to confirm or ESC to return to the setup menu without saving the new format. Language Press the corresponding key to change the language. If the new language cannot be loaded, the previously selected language will be reloaded. Tutorial Option: Enable or Disable. If enabled this option will provide the user short guide related to the current screen. [. . . ] The reaction with the reagent causes a yellow to red tint in the sample. Description Phenol Red Indicator Quantity 5 drops REQUIRED REAGENTS Code HI 93710-0 REAGENT SETS HI 93710-01 Reagents for 100 pH tests HI 93710-03 Reagents for 300 pH tests For other accessories see page 46. MEASUREMENT PROCEDURE · Select the pH method using the procedure described in the Method Selection section (see page 15). · Fill the cuvette with 10 mL of unreacted sample (up to the mark) and replace the cap. The display will show "-0. 0-" when the meter is zeroed and ready for measurement. 10 mL pH 42 · Remove the cuvette and add 5 drops of HI 93710-0 Phenol Red Indicator. [. . . ]