Hanna Instruments HI 95729C Instruction Manual Download Page 1 | Manualshive

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This Instrument is in

Compliance with CE Directives

Instruction Manual

HI 95729C

Fluoride Low Range ISM

MAN95729CR2 10/04

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Summary of Contents for HI 95729C

Page 1: ...w w w h a n n a i n s t c o m This Instrument is in Compliance with CE Directives Instruction Manual HI 95729C Fluoride Low Range ISM MAN95729CR2 10 04 w w w h a n n a i n s t c o m ...

Page 2: ...take all necessary steps to correct interferences Any variation introduced by the user to the supplied equipment may degrade the instruments EMC performance To avoid damages or burns do not put the instrument in microwave oven For yours and the instrument safety do not use or store the instrument in hazardous environments HI 95729 is warranted for two years against defects in workmanship and mater...

Page 3: ...lorine Remover HI 95729 11 CAL CHECKTM Standard Cuvets 1 set HI 710009 Blue rubber boot HI 710010 Orange rubber boot HI 721310 9V battery 10 pcs HI 731318 Tissue for wiping cuvets 4 pcs HI 731331 Glass cuvets 4 pcs HI 731335 Caps for cuvets 4 pcs HI 731342 2000 µL automatic pipette HI 731352 tips for 2000 µL automatic pipette 4 pcs HI 93703 50 Cuvets cleaning solution 230 mL Battery replacement mu...

Page 4: ...rs The method is an adaptation of the EPA method 340 1 and Standard Methods for the Examination of Water and Wastewater 20th edition SPADNS method The reagent is in liquid form and is supplied in bottles The amount of reagent is precisely dosed by use of the supplied automatic pipette to ensure the maximum repeatability degree Celsius degree Fahrenheit Environmental Protection Agency USA Liquid Cr...

Page 5: ... lot of reagents an operator obtained with a single instrument a standard deviation of 0 03 mg L SPECIFICATIONS PRECISION AND ACCURACY 16 or Note it is possible to interrupt calibration procedure at any time by pressing ON OFF Warning do not validate or calibrate the instrument with standard solutions other than the Hanna CAL CHECKTM Standards otherwise erroneous results will be obtained For accur...

Page 6: ...w band interference filters to guarantee both high performance and reliable results HI 95 series block diagram optical layout PRINCIPLE OF OPERATION 15 Use the validation procedure to ensure that the instrument is properly calibrated Warning do not validate or calibrate the instrument with standard solutions other than the Hanna CAL CHECKTM Standards otherwise erroneous results will be obtained Fo...

Page 7: ...not to touch the cuvet walls with hands Furthermore in order to maintain the same conditions during the zeroing and the measuring phases it is necessary to close the cuvet to prevent any contamination 1 Liquid Crystal Display LCD 2 Cuvet Holder 3 Cuvet alignment indicator 4 ON OFF key 5 ZERO key 6 READ TIMER key 7 CAL CHECK key FUNCTIONAL DESCRIPTION 14 INTERFERENCES Chlorine interferes at all lev...

Page 8: ...in a ready state and zeroing can be performed Sampling in Progress This flashing prompt appears each time the meter is performing a measurement GUIDE TO DISPLAY CODES 13 b l a n k Replace the cap to the cuvet and shake gently a couple of times Place the cuvet with the reacted deionized water blank into the holder and ensure that the notch on the cap is positioned securely into the groove Hold READ...

Page 9: ... nearest Hanna Customer Service Center 12 MEASUREMENT PROCEDURE Turn the meter on by pressing ON OFF When the LCD displays 729 it is ready Fill one cuvet with 10 mL of deionized water For most accurate results use of a class A laboratory pipette is strongly recommended Alternatively fill the cuvet up to the 10 mL mark Add 2 mL of HI 93729 0 Fluoride Reagent to the cuvet by use of the 2000 µL autom...

Page 10: ...nteed Repeat the measurement procedure 11 The instructions listed below should be carefully followed during testing to ensure best accuracy class A pipette For adding the exact amount of sample and deionized water to the cuvet it is strongly recommended to use two class A laboratory pipettes Alternatively fill the cuvet up to the 10 mL mark the liquid in the cuvet forms a convexity on the top the ...

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