User manual HANNA INSTRUMENTS HI 93729

[. . . ] If you need additional technical information, do not hesitate to e-mail us at tech@hannainst. com. directives This instrument is in compliance with EN 50081-1 and EN 50082-1. SPECIFICATIONS DISPLAY CODE GUIDE This indicates that the meter is in a ready state and zeroing can be performed. This prompt appears each time the meter is performing a measurement. This indicates that the meter is in a zeroed state and measurement can be performed. [. . . ] Any defective item must be returned in its original packing. SPECIFICATIONS Range Resolution Accuracy Typical EMC Deviation Light Source Method 0. 00 to 2. 00 mg/L 0. 01 mg/L ±5% of reading ±0. 01 mg/L http://www. hannainst. com This Instrument is in Compliance with the CE Directives GENERAL DESCRIPTION WARRANTY HI 93729 is warranted for two years against defects in workmanship and materials when used for its intended purpose and maintained according to instructions. This warranty is limited to repair or replacement free of charge. Damages due to accident, misuse, tampering or lack of prescribed maintenance are not covered. If service is required, contact the dealer from whom you purchased the instrument. If under warranty, report the model number, date of purchase, serial number and the nature of the failure. 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. To validate your warranty, fill out and return the enclosed warranty card within 14 days from the date of purchase. Reproduction in whole or in part is prohibited without the written consent of the copyright owner, Hanna Instruments Inc. , Woonsocket, Rhode Island, 02895 , USA. Hanna Instruments reserves the right to modify the design, construction and appearance of its products without advance notice. The HI 93729 meter measures the fluoride (F­) content in water, wastewater and seawater in the 0. 00 to 2. 00 mg/ L (ppm) range. The meter uses an exclusive positive-locking system to ensure that the cuvet is in the same place every time it is placed into the measurement cell. The reagents are in liquid form and are supplied in bottles. The amount of reagent is precisely dosed to ensure maximum repeatability. Display codes aid the user in routine operations. The meters have an auto-shut off feature that will turn the instrument off after 10 minutes of non-use. Light Emitting Diode @ 585 nm Adaptation of the SPADNS method. The reaction between fluoride and the liquid reagent causes a red tint in the sample Light Detector Silicon Photocell Environment 0 to 50°C (32 to 122°F); max 95% RH non-condensing Battery Type/Life 1 x 9 volt/40 hours Auto-Shut off After 10' of non-use Dimensions 180 x 83 x 46 mm (7. 1 x 3. 3 x 1. 8") Weight 290 g (10 oz. ). REQUIRED REAGENTS Code HI 93729-0 Description SPADNS Reagent Quantity 4 mL V REAGENT SETS HI 93729-01 Reagents for 100 tests HI 93729-03 Reagents for 300 tests OPERATIONAL GUIDE MEASUREMENT PROCEDURE · Turn the meter on by pressing ON/ OFF. ON OFF · Insert the other cuvet with the reacted sample into the instrument. · Press READ and "SIP" will appear on the LCD during measurement. TIPS FOR AN ACCURATE MEASUREMENT The instruction listed below should be carefully followed during testing to ensure best accuracy. · Do not touch the cuvet walls with hands. · In order to maintain the same conditions during the zeroing and the measuring phases, it is necessary to close the cuvet to prevent any contamination. [. . . ] Detach the battery from the terminals and attach a fresh 9V battery while paying attention to the correct polarity. Replace the battery and the cover. 9V · Wait for a few seconds and the display will show "-0. 0-". Now the meter is zeroed and ready for measurement. Recommendations for Users Before using these products, make sure that they are entirely suitable for the environment in which they are used. Operation of these instruments in residential area could cause unacceptable interferences to radio and TV equipments, requiring the operator to take all necessary steps to correct interferences. [. . . ]