Hanna-instruments HI 83215 Manual do Utilizador

1Instruction ManualHI 83215Grow Master Basic for NutrientAnalyseswww.hannainst.com

10HEALTH & SAFETY• The chemicals contained in the reagent kits may be hazardous if improperly handled.• Read the Material Safety Data Sheet (MSDS)

11POWER CONNECTION AND BATTERY MANAGEMENTThe meter can be powered from an AC/DC adapter (included) or from the built-in rechargeable battery.Note: Alw

12DATA MANAGEMENTThe instrument features a data log function to help you keep track of all your analysis. The data log canhold 200 individual measurem

13In the Setup mode the instrument’s parameters can be changed. Some parameters affect the measuringsequence and others are general parameters that ch

14Date / TimeThis option is used to set the instrument’s date and time.Press the Modify key to change the date/time.Press the W X functional keys to h

15HI 83215 offers an interactive contextual help mode that assists the user at any time.To access the help screens press HELP.The instrument will disp

16NITROGENNitrogen (N) is mostly absorbed by plants as nitrates (NO3¯) and, in smaller amount, in the form ofammonium (NH4+). In hydroponics, an adequ

17POTASSIUMPotassium (K) is essential in proteic synthesis. The problem of lack of potassium is quite frequent incalcareous soils.Potassium is absorbe

18IRRIGATION WATER (LOW RANGE)In agricultural areas it is quite common to find altered values in the chemical composition of irrigation waters.The pro

19SAMPLE PREPARATIONSAMPLE PREPARATION PROCEDURENote: If the water sample to be analyzed is very turbid, let it stand in a beaker for a while until mo

2Dear Customer,Thank you for choosing a Hanna product. Please read this instruction manual carefully before using theinstrument. This manual will prov

20• Fold a filter disc twice as shown in the figure. Separate one side from the other three to form a cone.Insert the folded filter disc in the funnel

21• Replace the cap and shake gently for at least 2 minutes.• Open the upper part of the Demineralizer Bottle cap and gently squirtthe demineralized w

22Note: To measure exactly 5 mL of sample with the syringe, push the plunger completely into thesyringe and insert the tip into the sample. Pull the

23Ammonia HRSPECIFICATIONSRange 0 to 100 mg/LResolution 1 mg/LAccuracy ±1 mg/L ±4% of reading at 25 °CTypical EMC ±1 mg/LDeviationLight Source Tungste

24• Remove the cuvette.• Add 4 drops of HI 93715A-0 First Reagent (6 drops forseawater analysis). Replace the cap and mix the solution byinverting the

25Ammonia MRSPECIFICATIONSRange 0.0 to 50.0 mg/LResolution 0.5 mg/LAccuracy ±0.5 mg/L ±4% of reading at 25 °CTypical EMC ±0.5 mg/LDeviationLight Sourc

26• Remove the cuvette.• Add 4 drops of HI 93715A-0 First Reagent (6 drops forseawater analysis). Replace the cap and mix the solution byinverting the

27Ammonia LRSPECIFICATIONSRange 0.0 to 10.0 mg/LResolution 0.1 mg/LAccuracy ±0.1 mg/L ±4% of reading at 25 °CTypical EMC ±0.1 mg/LDeviationLight Sourc

28Ammonia LR• Remove the cuvette.• Add 4 drops of HI 93715A-0 First Reagent (6 drops forseawater analysis). Replace the cap and mix the solution byinv

29SPECIFICATIONSRange 0 to 300 mg/LResolution 5 mg/LAccuracy ±10 mg/L ±8% of reading at 25 °CTypical EMC ±5 mg/LDeviationLight Source Tungsten lamp wi

3PRELIMINARY EXAMINATIONPlease examine this product carefully. Make sure that the instrument is not damaged. If any damageoccurred during shipment, pl

30• Replace the cap and immediately shake vigorously upand down for exactly 10 seconds. Continue to mix byinverting the cuvette gently for 50 seconds,

31SPECIFICATIONSRange 0 to 150 mg/LResolution 2.5 mg/LAccuracy ±5 mg/L ±8% of reading at 25 °CTypical EMC ±2.5 mg/LDeviationLight Source Tungsten lamp

32• Replace the cap and immediately shake vigorously upand down for exactly 10 seconds. Continue to mix byinverting the cuvette gently for 50 seconds,

33Nitrate LRSPECIFICATIONSRange 0.0 to 30.0 mg/LResolution 0.5 mg/LAccuracy ±1.0 mg/L ±8% of reading at 25 °CTypical EMC ±0.5 mg/LDeviationLight Sourc

34Nitrate LR• Replace the cap and immediately shake vigorously upand down for exactly 10 seconds. Continue to mix byinverting the cuvette gently for 5

35PHOSPHORUS HIGH RANGESPECIFICATIONSRange 0 to 100 mg/LResolution 1 mg/LAccuracy ±5 mg/L ±4% of reading at 25 °CTypical EMC Dev. ±1 mg/LLight Source

36• Add the content of one packet of HI 93706B-0 PhosphorusReagent B (Amino Acid) to the cuvette. Replace the capand shake gently until completely dis

37PHOSPHORUS MEDIUM RANGESPECIFICATIONSRange 0.0 to 50.0 mg/LResolution 0.5 mg/LAccuracy ±2.5 mg/L ±4% of reading at 25 °CTypical EMC Dev. ±0.5 mg/LLi

38• Add the content of one packet of HI 93706B-0 PhosphorusReagent B (Amino Acid) to the cuvette. Replace the capand shake gently until completely dis

39Phosphorus LRPHOSPHORUS LOW RANGESPECIFICATIONSRange 0.0 to 10.0 mg/LResolution 0.1 mg/LAccuracy ±0.5 mg/L ±4% of reading at 25 °CTypical EMC Dev. ±

4PRECISION AND ACCURACYPrecision is how closely repeated measurements agreewith each other. Precision is usually expressed asstandard deviation (SD).A

40Phosphorus LR• Add the content of one packet of HI 93706B-0 PhosphorusReagent B (Amino Acid) to the cuvette. Replace the capand shake gently until c

41Potassium HRPOTASSIUM HIGH RANGESPECIFICATIONSRange 20 to 200 mg/LResolution 5 mg/LAccuracy ±30 mg/L ±7% of reading at 25 °CTypical EMC ±5 mg/LDevia

42• Press the Zero key. The display will show “-0.0-” when the meter is zeroed and ready formeasurement.• Remove the cuvette and add the content of on

43Potassium HRPOTASSIUM ULTRA HIGH RANGEFor samples containing more than 200 ppm of Potassium: follow the sample preparation proceduredescribed at pag

44Potassium MRPOTASSIUM MEDIUM RANGESPECIFICATIONSRange 10 to 100 mg/LResolution 2.5 mg/LAccuracy ±15 mg/L ±7% of reading at 25 °CTypical EMC ±2.5 mg/

45• Press the Zero key. The display will show “-0.0-” when the meter is zeroed and ready for measurement.• Remove the cuvette and add the content of o

46Potassium LRPOTASSIUM LOW RANGESPECIFICATIONSRange 0.0 to 20.0 mg/LResolution 0.5 mg/LAccuracy ±3.0 mg/L ±7% of reading at 25 °CTypical EMC ±0.5 mg/

47• Press the Zero key. The display will show “-0.0-” when the meter is zeroed and ready for measurement.• Remove the cuvette and add the content of o

48The instrument shows clear warning messages when erroneous conditions appear and when measured values areoutside the expected range. These messages

49Description Range MethodAmmonia HR 0 to 100 mg/L NesslerAmmonia MR 0.0 to 50.0 mg/L NesslerAmmonia LR 0.0 to 10.0 mg/L NesslerNitrate HR 0 to 300 mg

5PRINCIPLE OF OPERATIONAbsorption of light is a typical phenomenon of interaction between electromagnetic radiation and matter.When a light beam cross

50ACCESSORIESREAGENT SETSHI 93706-01 100 phosphorus testsHI 93706-03 300 phosphorus testsHI 93715-01 100 ammonia testsHI 93715-03 300 ammonia testsHI

51WARRANTYAll Hanna Instruments meters are warranted for two years against defects in workmanship and materialswhen used for its intended purpose and

52Printed in EUROPE(ROMANIA)Hanna Instruments Inc.Highland Industrial Park584 Park East DriveWoonsocket, RI 02895 USATechnical Support for CustomersTe

6INSTRUMENT DESCRIPTIONFUNCTIONAL DESCRIPTIONThe measurement process is carried out in two phases: first the meter is zeroed and then the actualmeasur

7KEYPAD DESCRIPTIONThe keypad contains 8 direct keys and 3 functional keys with the following functions:Press to perform the function displayed above

8(a) (b)(b) pull the plunger up until the lower edge of the seal is exactly on the 0.0 mL mark.(c) take out the syringe and clean the outside of the s

9shake gently shake vigorouslyUSING CUVETTES• Proper mixing is very important for reproducibility of the measurements. The right way of mixing acuvett