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This Instrument is in

Compliance with the CE Directives

Instruction Manual

HI 95715

Ammonia Medium Range ISM

MAN95715R1   09/03

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Summary of Contents for HI 95715

Page 1: ...w w w h a n n a c a n c o m This Instrument is in Compliance with the CE Directives Instruction Manual HI 95715 Ammonia Medium Range ISM MAN95715R1 09 03 w w w h a n n a c a n c o m...

Page 2: ...ry 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 micr...

Page 3: ...s 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 937...

Page 4: ...ater samples in the 0 00 to 9 99 mg L ppm range The method is an adaptation from ASTM Manual of Water and Environmental Technology D1426 93 Nessler Method The reagents are in liquid form and are suppl...

Page 5: ...ry using a standard solution of 6 00 mg L ammonia nitrogen NH3 N and a representative lot of reagents an operator obtained with a single instrument a standard deviation of 0 12 mg L PRECISION AND ACCU...

Page 6: ...a narrow band interference filter to guarantee both high performance and reliable results HI 95715 block diagram optical layout PRINCIPLE OF OPERATION 15 VALIDATION PROCEDURE Turn the meter on by pres...

Page 7: ...ce due to unwanted reflection and absorption of light It is recommended not to touch the cuvet walls with hands Furthermore in order to maintain the same conditions during the zeroing and the measurin...

Page 8: ...Day icons appear above the number of month and day when a date is displayed 4 the blinking Battery icon appears when the battery voltage is getting low 13 MEASUREMENT PROCEDURE Turn the meter on by p...

Page 9: ...n is selected GUIDE TO DISPLAY CODES 12 It is important that the sample does not contain any debris This would corrupt the reading In order to avoid reagent leaking and to obtain more accurate measure...

Page 10: ...s not taken Follow the instruction in the measurement procedure for zeroing the meter 11 Under range A blinking 0 00 indicates that the sample absorbs less light than the zero reference Check the proc...

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