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This Instrument is in

Compliance with the CE Directives

Instruction Manual

HI 95771C

Chlorine

Ultra High Range

 ISM

MAN95771CR3   06/06

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Summary of Contents for HI 95771C

Page 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 95771C Chlorine Ultra High Range ISM MAN95771CR3 06 06 w w w h a n n a i n s t c o m...

Page 2: ...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 meter If you need additional techn...

Page 3: ...o 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 95771 is warranted for two year...

Page 4: ...m range and in the 0 to 500 mg L ppm range The methods are an adaptation of Standard Methods for the Examination of Water and Wastewater 20th edition 4500 Cl The reagents are in powder form and are su...

Page 5: ...Press READ TIMER and SIP will blink during measurement The instrument will show for three seconds the CAL CHECK standard value i e 100 for 771 chlorine ULTRA HIGH RANGE or 1 00 for 701 chlorine LOW R...

Page 6: ...through the substance Therefore the concentration c can be calculated from the absorbance of the substance as the other factors are known 19 Note It is possible to interrupt calibration procedure at a...

Page 7: ...thus requires particular attention It is important that both the measurement and the calibration zeroing cuvets are optically identical to provide the same measurement conditions Whenever possible use...

Page 8: ...andards otherwiseerroneousresultswillbeobtained For accurate Validation and Calibration results please perform test at room temperature 18 to 25 C 64 5 to 77 0 F VALIDATION PROCEDURE Hold READ TIMER f...

Page 9: ...dealer or the nearest Hanna Customer Service Center GUIDE TO DISPLAY CODES 16 MEASUREMENT PROCEDURE Select the parameter code 701 for Chlorine LOW RANGE by holding ZERO SET see page 13 When the LCD d...

Page 10: ...econd at the end of the calibration procedure to indicate that the calibration data has been stored Error the concentration of the calibration solution used is not correct Repeat the calibration proce...

Page 11: ...ne Ultra High Range 771 or 5 00 for chlorine Low Range 701 indicates an over range condition The concentration of the sample is beyond the programmed range dilute the sample and re run the test A flas...

Page 12: ...recommended to take a new zero reading for each sample and to use the same cuvet for zeroing and measurement After the reading it is important to discard immediately the sample otherwise the glass mig...

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