Sper scientific LH-C10F Instruction Manual Download | Manualshive

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Portable Residual Chlorine Analyzer

LH-C10F

Instruction Manual

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Summary of Contents for LH-C10F

Page 1: ...Portable Residual Chlorine Analyzer LH C10F Instruction Manual ...

Page 2: ...Content Instrument Overview 1 Safety Warning 2 Precautions 3 Instrument Description 4 Instrument Operation 5 Instrument Maintenance 7 Common Troubleshooting 8 After Service 9 ...

Page 3: ...ble for use in the field and on site and has the following notable features Small size light weight protection grade IP65 Professional optical path design good optical system stability Small amount of samples and reagents need fast analysis speed With automatic shutdown and power saving function long standby time Clear display and easy operation This instrument is produced in strict accordance wit...

Page 4: ... operating procedures please contact our company Warning Keep chemical reagents away from minors Hazard information prompts this manual will use slogans danger warning attention to try to avoid the occurrence of hazards Danger indicates the existence of a potentially dangerous situation which if not avoided may cause death or serious injury Warning indicates that a potentially dangerous situation ...

Page 5: ... of the sample is high the dark red color appeared after adding reagent will quickly fade away Because the oxidized reagent is bleached by the residual chlorine If the concentration of the water sample exceeds the range of the instrument please dilute the water sample with distilled water or pure water boil it and let it cool for use by a certain multiple and re measure The measured value multipli...

Page 6: ...4 Instrument Description Instrument structure The instrument is composed of plastic structure electronic system display screen touch buttons and cuvette ...

Page 7: ...ater stains or fingerprints on the surface of the cuvette with a lens cloth and put it into the detection tank Please notice below diagram 3 Press the Zero key to zero test 4 When the instrument displays 0 00 take out the cuvette and open the cap add a pack of residual chlorine HR reagent then cover the detection tank cover 5 Shake the cuvette up and down 40 seconds to dissolve the reagents as muc...

Page 8: ...racy 1 0mg L error 0 05mg L 1 0mg L error 5 Principal Residual Chlorine reacts directly with N N diethyl 1 4 phenylenediamine DPD at PH 6 2 6 5 to form a red complex which is measured by spectrophotometry at 520nm Battery capacity 40 hours plus Size 128 70 48mm Weight 188g include battery ...

Page 9: ...ing agent nitrite etc If the alkalinity of the water exceeds 250mg L or the acidity exceeds 150mg L the measured value will be unstable and it can be adjusted by adding dilute hydrochloric acid or sodium hydroxide solution Battery replacement 1 Use a Phillips screwdriver to remove the battery cover at the bottom of the instrument 2 Take out the battery don t place it randomly and recycle it in an ...

Page 10: ...clear Large measurement error Have bubbles in cuvette Remove bubbles test again Detection tank not clean Clean detection tank test again Display Err 1 Detected value is too low during zero set Use pure water zero set Shutdown instrument then start on again Display Err 2 Detection of effective value out of tolerance Replace low concentration solution Display Err3 The absorbance of the detection sol...

Page 11: ... that a defect is discovered during the warranty period Sper Scientific agrees that at its option it will repair or replace the defective product 2 This warranty does not apply to the condition listing below The damage of the product caused by the improper installation or use Damage by the force majeure such as earthquake or fire The product is out the time limit 3 Keep the manual and warranty car...

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