Hanna Instruments 96770C Manuel d'utilisateur

1www.hannainst.comThis Instrument is inCompliance with the DirectivesInstruction ManualHI 96770CSilica High RangeISM

10Over Range: A flashing value of the maximum concentrationindicates an over range condition. The concentration of thesample is beyond the programmed

11The instructions listed below should be carefully followed during testing to ensure best accuracy.• For a correct filling of the cuvet: the liquid i

12Prepare the instrument for measurement as follows:• Unpack the instrument by removing the cuvet holder protection from the instrument cuvet holder.•

13• Press ZERO/CFM and the instrumentstatus indicator will appear, depending onthe measurement phase.• After a few seconds, the display will show“-0.

14• Remove the cap.• Add the content of one packet ofHI 96770C-0 Silica HR reagent C and shakevigorously until complete dissolution.• Replace the cuve

15• Turn the meter on by pressing ON/OFF.• Press ZERO/CFM and the instrument statusindicator icons will appear, depending onthe measurement phase.• P

16• After a few seconds, the display will show“-0.0-”. The meter is now zeroed and ready forvalidation.• Remove the cuvet.• Place the CAL CHECK™ Stand

17Note: It is possible to interrupt calibration procedure at any time by pressing CAL CHECKor ON/OFF.Warning: Do not calibrate the instrument with sta

18• After a few seconds the display will show“-0.0-”. The meter is now zeroed and readyfor calibration.• Remove the cuvet.• Place the CAL CHECK™ Stand

19• Press GLP/ to edit the desired day(01-31). If the key is kept pressed, the daynumber is automatically increased.Note: It is possible to change t

2PRELIMINARY EXAMINATION ... 3GENERAL DESCRIPTION...

20• Press READ /TIMER to enter in thefactory calibration restore screen. Theinstrument asks for confirmation beforedeleting the last calibration.• P

21• The instrument briefly notifies “done”when restores factory calibration andreturns to measurement mode.To save battery, the instrument shuts down

22• Turn the instrument off by pressing ON/OFF.• Turn the instrument upside down and remove the battery cover by turning it counterclockwise.• Extract

23Recommendations for UsersBefore using these products, make sure that they are entirely suitable for your specific application andfor the environment

24MAN96770CR1 01/07www.hannainst.com

3Please examine this product carefully. Make sure that the instrument is not damaged. If any damageoccurred during shipment, please notify your Dealer

4degree CelsiusUS Environmental Protection Agencydegree FahrenheitLiquid Crystal Displaymilligrams per liter. mg/L is equivalent to ppm (part per mill

5Range 0 to 200 mg/LResolution 1 mg/LPrecision ±5 mg/L @ 100 mg/LTypical EMC Deviation ±1 mg/LLight Source Light Emitting DiodeLight Detector Silicon

6Absorption of Light is a typical phenomenon of interaction between electromagnetic radiation andmatter. When a light beam crosses a substance, some o

71) GLP/V key2) CAL CHECK key3) ZERO/CFM key4) READ /TIMER key5) ON/OFF key6) Liquid Cristal Display (LCD)7) Cuvet alignment indicator8) Cuvet holderA

8KEYPAD DESCRIPTION• ON/OFF: to turn the meter on and off.• ZERO/CFM: to zero the meter prior to measurement, to confirm edited values or to confirmfa

9The instrument shows clear messages when erroneous condition appears. Messages are also displayedwhen the obtained values are outside expected range.