Hanna Instruments Checker HI772 Instruction Manual

Also see for Checker HI772: Quick reference guide

Contents

Hanna Instruments Checker HI772 Instruction Manual Manual pdf 1 page image

Please examine this product carefully. Make sure that the instrument is not damaged. Ifany damage occurred during shipment, please contact your local Hanna Instruments Office.Each HI772 meter is supplied complete with:• Sample Cuvettes and Caps (2 pcs.)• Reagents for 25 tests• 1 mL syringe with tip• 1.5V AAA Battery (1 pc.)• Instruction Manual and Quick ReferenceLight High: There is too much light to perform a measurement. Pleasecheck the preparation of the zero cuvette.Light Low: There is not enough light to perform a measurement. Pleasecheck the preparation of the zero cuvette.Inverted Cuvettes: The sample and the zero cuvette are inverted.Under Range: A blinking “0.0” indicates that the sample absorbs lesslight than the zero reference. Check the procedure and make sure you usethe same cuvette for reference (zero) and measurement.Over Range: A flashing value of the maximum concentration indicatesthe reading is over range. Dilute the sample and re-run the test.Battery Low: The battery must be replaced soon.Dead Battery: This indicates that the battery is dead and mustbe replaced. Once this indication is displayed, normal operation ofthe instrument will be interrupted. Change the battery and restartthe meter.For more details about spare parts and accessories see “Accessories”.HI772Marine AlkalinityINSTRUCTION MANUAL Thank YouThank you for choosing a Hanna Instruments product. Please read this instructionmanual carefully before using the instrument.For more information about Hanna Instruments and our products, visitwww.hannainst.com.For technical support, contact your local Hanna Instruments Office or e-mail us attech@hannainst.comPreliminary ExaminationSpecificationsRange 0.0 to 20.0 dKHResolution 0.1 dKHAccuracy ±0.3 dKH ±5% of reading @ 25 ˚C / 77 ˚FLight Source light emitting diode @ 610 nmLight Detector silicon photocellMethod Colorimetric method. The reaction causes a distinctive range ofcolors from yellow to green to greenish blue to developEnvironment 0 to 50 °C (32 to 122 °F); RH max 95% non-condensingBattery Type 1.5V AAA (1 pc.)Auto-off after 10 minutes of non-useDimensions 86.0 x 61.0 x 37.5 mm (3.4 x 2.4 x 1.5”)Weight 64 g (2.3 oz)Functional DescriptionCoverCuvette with capCuvette holderLCD Liquid Crystal DisplayOperation ButtonErrors and Warnings

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