Hanna Instruments HI96715 Instruction Manual Download Page 27 | Manualshive

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27

• Press

READ /TIMER

to enter in the factory calibration restore screen. The instrument asks for

confirmation of user calibration delete.

• Press

ZERO/CFM

to restore the factory calibration or press

GLP/

again to abort factory

calibration restore.

• The instrument briefly notifies

“donE”

when restores factory calibration and returns to

measurement mode.

GLP

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Summary of Contents for HI96715

Page 1: ...INSTRUCTION MANUAL HI96715C Ammonia Medium Range ISM...

Page 2: ...the instrument as well as a precise idea of its versatility If you need additional technical information do not hesitate to e mail us at tech hannainst com or view our worldwide contact list at www ha...

Page 3: ...PRINCIPLE OF OPERATION FUNCTIONAL DESCRIPTION ERRORS AND WARNINGS GENERAL TIPS FOR AN ACCURATE MEASUREMENT STARTUP MEASUREMENT PROCEDURE VALIDATION PROCEDURE CALIBRATION PROCEDURE GLP BATTERY MANAGEM...

Page 4: ...ive Meter is supplied complete with Sample Cuvettes and Caps 2 pcs CAL Check standard cuvettes 9V Battery Cloth for wiping cuvettes Instrument quality certificate Instruction Manual and Quick Referenc...

Page 5: ...isplay messages aid the user in routine operation The meter has an auto shut off feature that will turn off the instrument after 10 minutes of non use in measurement mode or after 1 hour if left in ca...

Page 6: ...and Environmental Technology D1426 93 Nessler Method The reaction between ammonia and the reagents causes a yellow tint in the sample Environment 0 to 50 C 32 to 122 F max 95 RH non condensing Batter...

Page 7: ...electromagnetic radiation and matter When a light beam crosses a substance some of the radiation may be absorbed by atoms molecules or crystal lattices If pure absorption occurs the fraction of light...

Page 8: ...ically identical to provide the same measurement conditions Whenever possible use the same cuvette for both It is necessary that the surface of the cuvette is clean and not scratched This to avoid mea...

Page 9: ...de press to confirm factory calibration restore READ TIMER this is a multi functional key In measurement mode press to make a measurement or press and hold for three seconds to start a pre programmed...

Page 10: ...tion timer is running 7 The month day and date icons appear when a date is displayed 8 Four digit main display 9 Measuring units 10 Four digit secondary display FUNCTIONAL DESCRIPTION OPERATING MODES...

Page 11: ...check the preparation of the zero cuvette Light Low There is not enough light to perform a measurement Please check the preparation of the zero cuvette No Light The instrument cannot adjust the light...

Page 12: ...ge condition The concentration of the sample is beyond the programmed range dilute the sample and re run the test c during calibration procedure Standard Low The standard reading is less than expected...

Page 13: ...vity must be at the same level of the 10 mL mark Proper use of dropper a to get good reproducible results tap the dropper on the table for several times and wipe the outside of the dropper with a clot...

Page 14: ...such bubbles by swirling or by gently tapping the cuvette Do not let the reacted sample stand too long after reagent is added or accuracy will be lost It is possible to take multiple readings in a ro...

Page 15: ...he meter for the sample turbidity or color the measurement takes place in two phases First the meter is zeroed using the unreacted sample After the reagents are added the reacted sample is measured Tu...

Page 16: ...nds the display will show 0 0 The meter is now zeroed and ready for measurement Remove the cuvette open it and add 4 drops of HI93715A 0 First Reagent Swirl the cuvette gently to mix Place the cuvette...

Page 17: ...o mix Replace the cuvette into the cuvette holder and ensure that the notch on the cap is positioned securely into the groove Press and hold READ TIMER for three seconds The display will show the coun...

Page 18: ...on the LCD To convert the reading to mg L of ammonia NH3 multiply by a factor of 1 216 INTERFERENCES Organic compounds like chloramines various aliphatic and aromatic amines glycine positive error To...

Page 19: ...se perform test at room temperature 18 to 25 C 64 5 to 77 0 F Turn the meter on by pressing ON OFF When the beeper sounds briefly and the LCD displays dashes the meter is ready VALIDATION PROCEDURE Pl...

Page 20: ...nt After a few seconds the display will show 0 0 The meter is now zeroed and ready for validation Remove the cuvette Place the CAL CheckTM Standard HI96715 11 Cuvette B into the cuvette holder and ens...

Page 21: ...at room temperature 18 to 25 C 64 5 to 77 0 F Turn the meter on by pressing ON OFF When the beeper sounds briefly and the LCD displays dashes the meter is ready Press and hold CAL CHECK for three sec...

Page 22: ...kTM Standard HI96715 11 Cuvette B into the cuvette holder and ensure that the notch on the cap is positioned securely into the groove Press READ TIMER and the lamp cuvette and detector icons will appe...

Page 23: ...8 2009 appears on the display or 01 01 2009 if the factory calibration was selected before In both cases the year number is blinking ready for date input After measurement the instrument will show for...

Page 24: ...g from day to year and to month by pressing READ TIMER Press GLP to edit the desired month 01 12 If the key is kept pressed the month number is automatically increased When the correct month has been...

Page 25: ...25 The instrument displays Stor for one second and the calibration is saved The instrument will return automatically to the measurement mode by displaying dashes on the LCD CALIBRATION PROCEDURE...

Page 26: ...ill appear on the main display and the year on the secondary display LAST CALIBRATION DATE If no calibration was performed the factory calibration message F CAL will appear on the main display and the...

Page 27: ...instrument asks for confirmation of user calibration delete Press ZERO CFM to restore the factory calibration or press GLP again to abort factory calibration restore The instrument briefly notifies d...

Page 28: ...750 measurements depending on the light level The remaining battery capacity is evaluated at the instrument startup and after each measurement The instrument displays a battery indicator with three le...

Page 29: ...e down and remove the battery cover by turning it counterclockwise Extract the battery from its location and replace it with a fresh one Insert back the battery cover and turn it clockwise to close To...

Page 30: ...r Accessories HI96715 11 CAL CheckTM Standard Cuvettes 1 set HI740029P 9V battery 10 pcs HI731318 Cloth for wiping cuvettes 4 pcs HI731331 Glass cuvettes 4 pcs HI731335 Caps for cuvettes 4 pcs HI93703...

Page 31: ...ited to repair or replacement free of charge Damages due to accident misuse tampering or lack of prescribed maintenance are not covered If service is required contact your local Hanna Instruments Offi...

Page 32: ...a Instruments Inc Highland Industrial Park 584 Park East Drive Woonsocket RI 02895 USA www hannainst com Local Office Hanna Instruments USA 270 George Washington Highway Smithfield RI 02917 Phone 800...

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