1Instruction ManualHI 84185ISE Ammonia NitrogenMeterwww.hannainst.com
10Add standard screenAdd the corresponding standard. Press Read to start the nextstep analysis if “Reading confirm” option is enabled in theSetup menu
11Setup screensStability criteriaOptions: Accurate, Medium, Fast.Press the corresponding functional key to select the desired option.Select Accura
12Isopotential pointOptions: 1.0 to 50.0 mg/L (ppm).Press Modify to access the isopotential point concentrationmodify screen.Press / to increase/de
13LanguageOptions: Up to four languagesThis option is used to change the instrument’s display language.Press the corresponding functional key in orde
14Reading confirmOption: Enable, DisableEnable this feature to manually confirm a stable reading. Ifdisabled, the instrument will automatically store
15Displays the list of all the memorized results. This listincludes the record’s number, the concentration value, theconcentration unit and the date.P
16MEASUREMENT PROCEDURE• Fill the beaker up to the 50 mL mark with sample,place the stir bar into the beaker and then place thebeaker in the appropria
17Notes:• If the reading is out of range, the upper range value isdisplayed blinking.• If the evaluated slope is out of 30-140 % range theinstrument d
18ELECTRODE CONDITIONING & MAINTENANCEFUSE REPLACEMENTTo change the fuse follow next steps:• Disconnect the power cord from the rear panel of thei
19• Before assembling the electrode for the first time or reactivating it after storage, the innerelectrode assembly should be hydrated then tested as
2All rights are reserved. Reproduction in whole or in part is prohibited without the written consent of thecopyright owner, Hanna Instruments Inc., Wo
20SAMPLE HANDLING• Keep samples stored in tightly converted bottles to prevent ammonia loss or ammoniacontamination from other sources.• Alkaline samp
21QUICK CHECK OF THE ELECTRODE SLOPE• Connect the electrode and the reference electrode to the instrument.• Press and hold down ESC, and HELP keys si
22REAGENT SETSHI 4001-40 Ammonia filling solutionHI 4001-45 Ammonia conditioning and storage solutionHI 4000-47 Buffer replacement kitHI 84185-20 Reag
23WARRANTYHI 84185 is warranted for two years against defects in workmanship and materials when usedfor its intended purpose and maintained according
24SALES AND TECHNICAL SERVICE CONTACTSSALES AND TECHNICAL SERVICE CONTACTSSALES AND TECHNICAL SERVICE CONTACTSSALES AND TECHNICAL SERVICE CONTACTSSALE
3PRELIMINARY EXAMINATIONPlease examine this product carefully. Make sure that the instrument is not damaged. If anydamage occurred during shipment, pl
4GENERAL DESCRIPTIONSIGNIFICANCE OF USEThe nitrogenous compounds of must and wine are deriving from grapes and play important role infermentation, cla
5Range 0 to 50 mg/L (ppm) N-NH3Resolution 1 mg/L (ppm) N-NH3Accuracy ±5% of readingSample volume 50 mLTemperature Compensation Automatic from 0 to 80
6PRINCIPLE OF OPERATIONThe determination of ammonia nitrogen concentration is made according to double standard additionmethod. This technique enables
7FUNCTIONAL DESCRIPTIONFRONT PANELREAR PANELINSTRUMENT DESCRIPTION1) Graphic LCD2) Functional keys3) Keypad4) Electrode holder5) Ammonia electrode 10)
8KEYPAD DESCRIPTION1) ESC - to leave the current screen and to return either to the previous screen or to the main screen. In the setup parameter
9When the input reading is unstable.When the stirrer is on.Temperature warning (only if the “Temperature compensation” is disabled). Thewarning symbol
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