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Summary of Contents for Hanna Instruments HI 95707C
- Page 1 Instruction Manual HI 95707C Nitrite Low Range ISM This Instrument is in w w w . h a n n a i n s t . c o m Compliance with the CE Directives...
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Page 2: Table Of Contents
If the repair is not covered by the warranty, you will be notified of the charges incurred. If the instrument is to be returned to Hanna Instruments, first obtain a Returned Goods Authorization Number from the Customer Service Department and then send it with shipment costs prepaid. When shipping any instrument, make sure it is properly packaged for complete protection. -
Page 3: Preliminary Examination
PRELIMINARY EXAMINATION FACTORY CALIBRATION RESET It is possible to restore factory calibration: • Enter the calibration mode by holding CAL CHECK Please examine this product carefully. Make sure that the instrument is not damaged. If any damage for three seconds. occurred during shipment, please notify your Dealer. -
Page 4: General Description
GENERAL DESCRIPTION • Press READ/TIMER and “SIP” will blink during measurement. The HI 95707 is an auto diagnostic portable microprocessor meter that benefits from Hanna’s years of experience as a manufacturer of analytical instruments. It has the advanced optical system based on •... -
Page 5: Specifications
CALIBRATION PROCEDURE SPECIFICATIONS SPECIFICATIONS Note: it is possible to interrupt calibration procedure at any time by pressing ON/OFF. Range 0.000 to 0.600 mg/L (as NO – Warning: do not validate or calibrate the instrument with standard solutions other than the Hanna CAL Resolution 0.001 mg/L CHECK™... -
Page 6: Principle Of Operation
PRINCIPLE OF OPERATION VALIDATION PROCEDURE Use the validation procedure to ensure that the instrument is properly calibrated. Absorption of Light is a typical phenomenon of interaction between electromagnetic radiation and Warning: do not validate or calibrate the instrument with standard solutions other than the Hanna CAL matter. -
Page 7: Functional Description
• Hold READ/TIMER for three seconds. The display A microprocessor controlled special tungsten lamp emits radiation which is first optically conditioned will show the countdown prior to measurement. and beamed to the sample contained in the cuvet. The optical path is fixed by the diameter of the cuvet. -
Page 8: Measurement Procedure
MEASUREMENT PROCEDURE KEYPAD DESCRIPTION • ON/OFF: to turn the meter on and off. • ZERO: to zero the meter prior to measurement. Turn the meter on by pressing ON/OFF and follow instruction manual to perform either the MEASUREMENT, VALIDATION or CALIBRATION PROCEDURE. •... -
Page 9: Guide To Display Codes
• It is important that the sample does not contain any GUIDE TO DISPLAY CODES debris. This would corrupt the reading. • In order to avoid reagent leaking and to obtain more This prompt appears for 1 second each time the instrument is turned accurate measurements, it is recommended to close the cuvet first with the supplied HDPE plastic stopper and then with the black cap. -
Page 10: General Tips For An Accurate Measurement
The flashing digits indicate that: Under range. A blinking "0.000" indicates that the sample absorbs less light than the zero reference. Check the procedure and make 1) the month can be set sure you use the same cuvet for reference (zero) and measurement. 2) the day can be set A flashing value of the maximum concentration indicates an over...
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