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This Instrument is in

Compliance with the CE Directives

Instruction Manual

HI 95711C

Free & Total Chlorine

 ISM

24

MAN95711R3   05/06

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Summary of Contents for HI 95711C

Page 1: ...1 w w w h a n n a i n s t c o m This Instrument is in Compliance with the CE Directives Instruction Manual HI 95711C Free Total Chlorine ISM 24 MAN95711R3 05 06 w w w h a n n a i n s t c o m...

Page 2: ...23 Dear Customer Thank you for choosing a Hanna product This manual will provide you with the necessary information for the correct use of the instrument Please read it carefully before using the met...

Page 3: ...terial until you are sure that the instrument works correctly Any defective item must be returned in its original packing PRELIMINARY EXAMINATION 22 Hanna publishes a wide range of catalogs and handbo...

Page 4: ...sed to ensure the maximum repeatability degree Celsius US Environmental Protection Agency degree Fahrenheit milligrams per liter mg L is equivalent to ppm part per million milliliter C EPA F mg L mL A...

Page 5: ...value Although good precision suggests good accuracy precise results can be inaccurate The figure explains these definitions In a laboratory using a standard solution of 1 00 mg Lchlorine and a repres...

Page 6: ...r factors are known Photometric chemical analysis is based on the possibility to develop an absorbing compound from a specific chemical reaction between sample and reagents Given that the absorption o...

Page 7: ...e same conditions during the zeroing and the measuring phases it is necessary to close the cuvet to prevent any contamination 1 Liquid Crystal Display 2 Cuvet Holder 3 Cuvet alignment indicator 4 ON O...

Page 8: ...nking Battery icon appears when the battery voltage is getting low 17 CALIBRATION PROCEDURE Select the parameter code for free chlorine 701 ot total chlorine 711 by holding ZERO SET see pag 13 Enter t...

Page 9: ...ODES 16 Select the parameter code for free chlorine 701 ot total chlorine 711 by holding ZERO SET see pag 13 Place the CAL CHECK Standard Cuvet A into the holder and ensure that the notch on the cap i...

Page 10: ...reinverted Zero a zero reading was not taken Follow the instruction in the measurement procedure for zeroing the meter 15 or Hold READ TIMER for three seconds The display will show the countdown prior...

Page 11: ...er use of the powder reagent packet a use scissors to open the powder packet b push the edges of the packet to form a spout c pour out the content of the packet a b c GENERAL TIPS FOR AN ACCURATE MEAS...

Page 12: ...it is important to discard immediately the sample otherwise the glass might become permanently stained All the reaction times reported in this manual are referred to 20 C 68 F As a general rule of thu...

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