Lovibond PM 620 Instruction Manual
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Lovibond PM 620 Instruction Manual

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Summary of Contents for Lovibond PM 620

  • Page 1 Photometer-System P 620 Instruction manual...
  • Page 3 Important steps before using the photometer Please carry out the following steps as described in the Instruction manual. Become familiar with your new pho- tometer before starting with the first tests: • Unpacking and inspection of delivery contents, see page 162. •...
  • Page 5 Wichtige Information Um die Qualität unserer Umwelt zu erhalten, beschützen und zu verbessern Entsorgung von elektronischen Geräten in der Europäischen Union Aufgrund der Europäischen Verordnung 2012/19/EU darf Ihr elektronisches Gerät nicht mit dem normalen Hausmüll entsorgt werden! Tintometer GmbH entsorgt ihr elektrisches Gerät auf eine professionelle und für die Umwelt verantwortungsvolle Weise.
  • Page 6 Información Importante Para preservar, proteger y mejorar la calidad del medio ambiente Eliminación de equipos eléctricos en la Unión Europea Con motivo de la Directiva Europea 2012/19/UE, ¡ningún instrumento eléctrico deberá eliminarse junto con los residuos domésticos diarios! Tintometer GmbH se encargará de dichos instrumentos eléctricos de una manera profesional y sin dañar el medio ambiente.
  • Page 7 Wichtiger Entsorgungshinweis zu Batterien und Akkus Jeder Verbraucher ist aufgrund der Batterieverordnung (Richtlinie 2006/66/ EG) gesetzlich zur Rückgabe aller ge- und verbrauchten Batterien bzw. Akkus verpflichtet. Die Entsorgung über den Hausmüll ist verboten. Da auch bei Produkten aus unserem Sortiment Batterien und Akkus im Lieferumgang enthalten sind, weisen wir Sie auf folgendes hin: Verbrauchte Batterien und Akkus gehören nicht in den Hausmüll, sondern können unentgeltlich bei den öffentlichen Sammelstellen Ihrer Gemeinde und überall...
  • Page 8 Indicación importante acerca de la eliminación de pilas y acumuladores Basado en la norma relativa a pilas/ baterías (directiva 2006/66/CE), cada consumidor, está obligado por ley, a la devolución de todas las pilas/ baterías y acumuladores usados y consumidos. Está prohibida la eliminación en la basura doméstica. Ya que en productos de nuestra gama, también se incluyen en el suministro pilas y acumuladores, le sugerimos lo siguiente: Las pilas y acumuladores usados no pertenecen a la basura doméstica, sino que pueden...

  • Page 9: Safety Precautions

    Be aware of the risks of using the required reagents by reading the MSDS (Material Safety Data Sheets). Failure could result in serious injury to the operator or damage to the instrument. MSDS: www.lovibond.com CAUTION The accuracy of the instrument is only valid if the instrument is used in an environment with controlled electromagnetic disturbances according to DIN 61326.

  • Page 10: Table Of Contents

    Table of contents Part 1 Methods ....................7 1.1 Table of Methods ..................... 8 Acid demand to pH 4.3 ....................12 Alkalinity-total (Alkalinity-m, m-Value) ................14 Alkalinity-total HR (Alkalinity-m HR, m-Value HR) ............16 Aluminium with tablets ....................18 Aluminium (powder pack) ....................20 Ammonia with tablet ......................
  • Page 11 free Copper ........................ 60 total Copper ....................... 61 Copper (powder pack) ....................62 CyA-TEST (Cyanuric acid) ....................64 HR with liquid reagent (16 mm Ø) ................66 Hardness, Calcium with Calcio tablet ................68 Hardness, total ........................ 70 Hardness, total HR ......................72 Iodine ..........................
  • Page 12 Overview of function keys ............... 115 2.2.1 Overview ...................... 115 2.2.2 Displaying time and date ................116 2.2.3 User countdown ................... 116 2.2.4 Display backlight ..................116 Operation mode ..................117 2.3.1 Automatic switch off ..................117 2.3.2 Selecting a method ..................117 2.3.2.1 Method Information (F1) ................
  • Page 13 Langelier Saturation Index ................156 2.4.9 Instrument basic settings 2 ................158 2.4.10 Instrument special functions /service ............. 159 Data transfer ....................160 2.5.1 Data Printing ....................160 2.5.2 Data transfer to a personal computer ............160 2.5.3 Internet Updates ..................160 Part 3 Enclosure ....................
  • Page 14 PM620_4c 07/2015...

  • Page 15: Part 1 Methods

    Part 1 Methods PM620_4c 07/2015...

  • Page 16: Table Of Methods

    1.1 Table of Methods No. Analysis Reagent Range Displayed Method OTZ Page [nm] 20 Acid demand to tablet 0.1-4 mmol/l Acid/Indicator 1,2,5 pH 4.3 T 30 Alkalinity, total T tablet 5-200 mg/l CaCO Acid/Indicator 1,2,5 31 Alkalinity HR, tablet 5-500 mg/l CaCO Acid/Indicator 1,2,5...
  • Page 17 1.1 Table of Methods No. Analysis Reagent Range Displayed Method OTZ Page [nm] 290 Oxygen, active T tablet 0.1-10 mg/l O 300 Ozone (DPD) T tablet 0.02-2 mg/l O DPD/Glycine 70 PHMB T tablet 2-60 mg/l PHMB Buffer/Indicator 319 Phosphate, T tablet 0.05-4 mg/l PO...
  • Page 18 1.1 Methods The precision of Lovibond® Reagent Systems (tablets, powder packs and tube tests) is identical to the precision specified in standards literature such as American Standards (AWWA), ISO etc. Most of the data referred to in these standard methods relates to Standard Solutions. Therefore they are not readily applicable to drinking-, boiler- or waste-water, since various interferences can have a major influence on the accuracy of the method.
  • Page 19 PM620_4c 07/2015...

  • Page 20: Acid Demand To Ph 4.3

    1.1 Methods Acid demand to pH 4.3 with Tablet 0.1 – 4 mmol/l 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 21 1.1 Methods Notes: 1. The terms total Alkalinity, Alkalinity-m, m-Value and Acid demand to pH 4.3 are identical. 2. For accurate results exactly 10 ml of water sample must be taken for the test. Reagent Form of reagent/Quantity Order-No. ALKA-M-PHOTOMETER Tablet / 100 513210BT PM620_4c 07/2015...

  • Page 22: Alkalinity-Total (Alkalinity-M, M-Value)

    1.1 Methods Alkalinity, total = Alkalinity-m = m-Value with Tablet 5 – 200 mg/l CaCO 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 23 1.1 Methods Notes: 1. The terms total Alkalinity, Alkalinity-m, m-Value and Alkalinity to pH 4.3 are identical. 2. For accurate results exactly 10 ml of water sample must be taken for the test. 3. Conversion table: Acid demand to pH 4.3 German English French...

  • Page 24: Alkalinity-Total Hr (Alkalinity-M Hr, M-Value Hr)

    1.1 Methods Alkalinity HR, total = Alkalinity-m HR = m-Value HR with Tablet 5 – 500 mg/l CaCO 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 25 1.1 Methods Notes: 1. For verification of the result look carefully at the bottom of the vial. If a thin yellow layer forms, then mix the vial again. This ensures that reaction is complete. Reread the result. 2. Conversion table: Acid demand to pH 4.3 German English...

  • Page 26: Aluminium With Tablets

    1.1 Methods Aluminium with Tablet 0.01 – 0.3 mg/l Al 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 27 1.1 Methods Notes: 1. Before use, clean the vials and the accessories with Hydrochloric acid (approx. 20%). Rinse them thoroughly with deionised water. 2. To get accurate results the sample temperature must be between 20°C and 25°C. 3. A low test result may be given in the presence of Fluorides and Polyphosphates. The effect of this is generally insignificant unless the water has fluoride added artificially.

  • Page 28: Aluminium (Powder Pack)

    1.1 Methods Aluminium with Vario Powder Pack 0.01 – 0.25 mg/l Al Use two clean vials (24 mm Ø) and mark one as blank for zeroing. 1. Fill 20 ml of the water sample in a 100 ml beaker. 2. Add the contents of one Vario Aluminum ECR F20 Powder Pack straight from the foil to the water sample.
  • Page 29 1.1 Methods 12. Place the vial (the blank) in the sample chamber making sure that the marks are aligned. prepare Zero 13. Press ZERO key. press ZERO 14. Remove the vial from the sample chamber. 15. Place the vial (the sample) in the sample chamber making sure that the marks are aligned.

  • Page 30: Ammonia With Tablet

    1.1 Methods Ammonia with Tablet 0.02 – 1 mg/l N 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 31 1.1 Methods Notes: 1. The tablets must be added in the correct sequence. 2. The AMMONIA No. 1 tablet will only dissolve completely after the AMMONIA No. 2 tablet has been added. 3. The temperature of the sample is important for full colour development. At a temperature below 20°C the reaction period is 15 minutes.

  • Page 32: Bromine

    1.1 Methods Bromine with Tablet 0.05 – 13 mg/l Br 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 33 1.1 Methods Notes: 1. Vial cleaning: As many household cleaners (e.g. dishwasher detergent) contain reducing substances,the subsequent determination of Bromine may show lower results. To avoid any measurement errors, only use glassware free of Chlorine demand. Preparation: Put all applicable glassware into Sodium hypochlorite solution (0.1 g/l) forone hour, then rinse all glassware thoroughly with deionised water.

  • Page 34: Chlorine

    1.1 Methods Chlorine with Tablet 0.01 – 6 mg/l Cl Chlorine HR with Tablet 0.1 – 10 mg/l Cl Chlorine with Liquid Reagent 0.02 - 4 mg/l Cl Chlorine with Vario Powder Pack 0.02 - 2 mg/l Cl Chlorine HR with Vario Powder Pack 0.1 - 8 mg/l Cl Chlorine The following selection is shown in the display:...
  • Page 35 1.1 Methods Notes: 1. Vial cleaning: As many household cleaners (e.g. dishwasher detergent) contain reducing substances, the subsequent determination of Chlorine may show lower results. To avoid any measurement errors, only use glassware free of Chlorine demand. Preparation: Put all applicable glassware into Sodium hypochlorite solution (0.1 g/l) for one hour, then rinse all glassware thoroughly with deionised water.

  • Page 36: Chlorine With Tablet

    1.1 Methods Chlorine, free with Tablet 0.01 – 6 mg/l Cl 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.

  • Page 37: Total Chlorine

    1.1 Methods Chlorine, total with Tablet 0.01 – 6 mg/l Cl 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.

  • Page 38: Differentiated Determination (Free, Combined, Total)

    1.1 Methods Chlorine, differentiated determination with Tablet 0.01 – 6 mg/l Cl 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 39 1.1 Methods 13. Place the vial in the sample chamber making sure that marks are aligned. T1 accepted 14. Press TEST key. prepare T2 Wait for a reaction period of 2 minutes. press TEST Countdown 2:00 After the reaction period is finished the measurement starts automatically.

  • Page 40: Chlorine Hr With Tablet

    1.1 Methods Chlorine HR, free with Tablet 0.1 – 10 mg/l Cl 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.

  • Page 41: Total Chlorine

    1.1 Methods Chlorine HR, total with Tablet 0.1 – 10 mg/l Cl 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.

  • Page 42: Differentiated Determination (Free, Combined, Total)

    1.1 Methods Chlorine HR, differentiated determination with Tablet 0.1 – 10 mg/l Cl 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 43 1.1 Methods 12. Close the vial tightly with the cap and swirl several times until the tablet is dissolved. 13. Place the vial in the sample chamber making sure that marks are aligned. T1 accepted prepare T2 14. Press TEST key. press TEST Wait for a reaction period of 2 minutes.

  • Page 44: Chlorine With Liquid Reagent

    1.1 Methods Chlorine, free with Liquid Reagent 0.02 – 4 mg/l Cl 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.

  • Page 45: Total Chlorine

    1.1 Methods Chlorine, total with Liquid Reagent 0.02 – 4 mg/l Cl 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.

  • Page 46: Differentiated Determination (Free, Combined, Total)

    1.1 Methods Chlorine, differentiated determination with Liquid Reagent 0.02 – 4 mg/l Cl 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 47 1.1 Methods 13. Place the vial in the sample chamber making sure that marks are aligned. T1 accepted prepare T2 14. Press TEST key. press TEST Wait for a reaction period of 2 minutes. Countdown 2:00 After the reaction period is finished the measurement starts automatically.

  • Page 48: Chlorine (Powder Pack)

    1.1 Methods Chlorine, free with Vario Powder Pack 0.02 – 2 mg/l Cl 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.

  • Page 49: Total Chlorine

    1.1 Methods Chlorine, total with Vario Powder Pack 0.02 – 2 mg/l Cl 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.

  • Page 50: Differentiated Determination (Free, Combined, Total)

    1.1 Methods Chlorine, differentiated determination with Vario Powder Pack 0.02 – 2 mg/l Cl 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 51 1.1 Methods 12. Place the vial in the sample chamber making sure that marks are aligned. T1 accepted prepare T2 13. Press TEST key. press TEST Wait for a reaction period of 3 minutes. Countdown 3:00 After the reaction period is finished the measurement starts automatically.

  • Page 52: Chlorine Hr (Powder Pack)

    1.1 Methods Chlorine HR, free with Vario Powder Pack plastic vial (type 10 mm 0.1 – 8 mg/l Cl 10 ml 5 ml 1. Fill a clean vial (10 mm Ø) with 5 ml of the water sample, close tightly with the cap. 2.

  • Page 53: Total Chlorine

    1.1 Methods Chlorine HR, total with Vario Powder Pack plastic vial (type 10 mm 0.1 – 8 mg/l Cl 10 ml 5 ml 1. Fill a clean vial (10 mm Ø) with 5 ml of the water sample, close tightly with the cap. 2.

  • Page 54: Differentiated Determination (Free, Combined, Total)

    1.1 Methods Chlorine HR, differentiated determination with Vario Powder Pack plastic vial (type 10 mm 10 ml 0.1 – 8 mg/l Cl 5 ml 1. Fill a clean vial (10 mm Ø) with 5 ml of the water sample, close tightly with the cap. 2.
  • Page 55 1.1 Methods 11. Close the vial tightly with the cap and invert several times to mix the contents (20 sec.). 12. Place the vial in the sample chamber making sure that marks are aligned. T1 accepted prepare T2 13. Press TEST key. press TEST Wait for a reaction period of 3 minutes.

  • Page 56: Chlorine Dioxide

    1.1 Methods Chlorine dioxide with Tablet 0.02 – 11 mg/l ClO Chlorine dioxide >> with Cl The following selection is shown in the display: without Cl for the determination of Chlorine dioxide in the presence >> with Cl of Chlorine. for the determination of Chlorine dioxide in the absence >>...
  • Page 57 1.1 Methods Notes: 1. Vial cleaning: As many household cleaners (e.g. dishwasher detergent) contain reducing substances, the subsequent determination of Chlorine dioxide may show lower results. To avoid any measurement errors, only use glassware free of Chlorine demand. Preparation: Put all applicable glassware into Sodium hypochlorite solution (0.1 g/l) for one hour, then rinse all glassware thoroughly with deionised water.

  • Page 58: In Presence Of Chlorine

    1.1 Methods Chlorine dioxide in the presence of Chlorine with Tablet 0.02 – 11 mg/l ClO 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample. 2. Add one GLYCINE tablet straight from the foil and crush the tablet using a clean stirring rod.
  • Page 59 1.1 Methods 13. Remove the vial from the sample chamber, empty the vial, rinse vial and cap several times. Fill with a few drops of water sample. 14. Add one DPD No. 1 tablet straight from the foil and crush the tablet using a clean stirring rod. 15.
  • Page 60 1.1 Methods Notes: (Chlorine dioxide in the presence of Chlorine) 1. The conversion factor to convert Chlorine dioxide (display) to Chlorine dioxide as Chlorine units is 2.6315. mg/l ClO [Cl] = mg/l ClO · 2.6315 Chlorine dioxide displayed as Chlorine units ClO [Cl] has its origin in swimming poolwater treatment according to DIN 19643.

  • Page 61: In Absence Of Chlorine

    1.1 Methods Chlorine dioxide in absence of Chlorine with Tablet 0.02 – 11 mg/l ClO 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.

  • Page 62: Chlorite In Presence Of Chlorine And Chlorine Dioxide

    1.1 Methods Chlorite in presence of Chlorine and Chlorine dioxide 0,01 – 6 mg/l Cl Firstly, the glycine method is used to measure the concen- tration of Chlorine Dioxide. This is then followed by the determination of the free and total chlorine, from which the Combined Chlorine can be calculated.
  • Page 63 1.1 Methods 9. Transfer the contents of the first vial (Glycine solu- tion) into the prepared vial (point 8). 10. Close the vial tightly with the cap and swirl several times until the tablets are dissolved. 11. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 64 1.1 Methods 21. Close the vial tightly with the cap and swirl several times until the tablet is dissolved. 22. Place the vial in the sample chamber making sure that marks are aligned. 23. Wait for a reaction period of 2 minutes. Zero accepted 24.
  • Page 65 1.1 Methods Calculations: mg/l Chlorine dioxide = result G x 1,9 mg/l free Chlorine = result A – result G mg/l combined Chlorine = result C – result A mg/l Chlorite = result D – ( result C + 4 x result G ) Tolerances: 1.

  • Page 66: Copper With Tablet

    1.1 Methods Copper with Tablet 0.05 – 5 mg/l Cu Copper The following selection is shown in the display: >> diff free total for the differentiated determination of free, combined and >> diff total Copper. >> free for the determination of free Copper. for the determination of total Copper.

  • Page 67: Differentiated Determination (Free, Combined, Total)

    1.1 Methods Copper, differentiated determination with Tablet 0.05 – 5 mg/l Cu 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.

  • Page 68: Free Copper

    1.1 Methods Copper, free with Tablet 0.05 – 5 mg/l Cu 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.

  • Page 69: Total Copper

    1.1 Methods Copper, total with Tablet 0.05 – 5 mg/l Cu 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.

  • Page 70: Copper (Powder Pack)

    1.1 Methods Copper, free (Note 1) with Vario Powder Pack 0.05 – 5 mg/l Cu 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 71 1.1 Methods Notes: 1. For determination of total Copper digestion is required. 2. Extremely acid water samples (pH 2 or less) must be adjusted between pH 4 and pH 6 before the reagent is added (with 8 mol/l Potassium hydroxide solution KOH). Caution: pH values above 6 can lead to Copper precipitation.

  • Page 72: Cya-Test (Cyanuric Acid)

    1.1 Methods CyA-TEST (Cyanuric acid) with Tablet 0 – 160 mg/l CyA 1. Fill a clean vial (24 mm Ø) with 5 ml of the water sample and 5 ml deionised water (Note 1), close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 73 1.1 Methods Notes: 1. Use deionised water or tap water free of Cyanuric acid. 2. If Cyanuric acid is present a cloudy solution will occur. Small single particles are not necessarily caused by Cyanuric acid. 3. Dissolve the tablet completely (therefore swirl the vial approx. 1 minute). Un-dissolved particles of the tablet can cause results that are too high.

  • Page 74: Hr With Liquid Reagent (16 Mm Ø)

    1.1 Methods (Hydrogen peroxide) HR with Liquid Reagent 40 – 500 mg/l H Insert the adapter for 16 mm Ø vials. 1. Fill a clean vial (16 mm Ø) with 10 ml of the water sample, close tightly with the cap. (Note 1, 2) Ø...
  • Page 75 1.1 Methods Notes: 1. The hydrogen peroxide is determined in the form of yellow/orange coloured peroxotitanic acids in strongly acidic media. In connection with neutral to weakly alkaline (~pH 10) samples, the acid in the reagent is sufficient in order to produce a medium suitable for measurement.

  • Page 76: Hardness, Calcium With Calcio Tablet

    1.1 Methods Hardness, Calcium 2T with Tablet 0 – 500 mg/l CaCO 1. Fill a clean vial (24 mm Ø) with 10 ml of water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 77 1.1 Methods Notes: 1. To optimise the readings an optional batch related calibration can be performed using Mode 40, see page 138. 2. Strong alkaline or acidic water samples must be adjusted to a pH-value between pH 4 and 10 before the tablets are added (use 1 mol/l Hydrochloride acid resp. 1 mol/l Sodium hydroxide).

  • Page 78: Hardness, Total

    1.1 Methods Hardness, total with Tablet 2 – 50 mg/l CaCO 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 79 1.1 Methods Notes: 1. Strong alkaline or acidic water samples must be adjusted between pH 4 and pH 10 before the tablet is added (use 1 mol/l Hydrochloric acid resp. 1mol/l Sodium hydroxide). 2. Conversion table: mg/l CaCO °dH °fH °eH 1 mg/l CaCO ----...

  • Page 80: Hardness, Total Hr

    1.1 Methods Hardness, total HR with Tablet 20 – 500 mg/l CaCO 1. Fill a clean vial (24 mm Ø) with 1 ml of the water sample and 9 ml of deionised water, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 81 1.1 Methods Notes: 1. Strong alkaline or acidic water samples must be adjusted between pH 4 and pH 10 before the tablet is added (use 1 mol/l Hydrochloric acid resp. 1mol/l Sodium hydroxide). 2. Conversion table: mg/l CaCO °dH °fH °eH 1 mg/l CaCO ----...

  • Page 82: Iodine

    1.1 Methods Iodine with Tablet 0.05 – 3.6 mg/l I 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 83 1.1 Methods Notes: 1. Oxidizing reagents, such as Chlorine, Bromine, etc. interfere as they react in the same way as Iodine. Reagent Form of reagent/Quantity Order-No. DPD No. 1 Tablet / 100 511050BT PM620_4c 07/2015...

  • Page 84: Iron With Tablet

    1.1 Methods Iron (Note 1) with Tablet 0.02 – 1 mg/l Fe Determination of total dissolved Iron Fe and Fe *This information refers to analysis of the water sample without digestion. 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap.
  • Page 85 1.1 Methods Notes: Iron Determination dissolved and dissolved Iron undissolved Iron Filtration Digestion + Fe + Fe IRON LR IRON (II) LR IRON LR tablet tablet tablet result A minus result B = Fe Digestion procedure for the determination of total dissolved and undissolved iron. 1.

  • Page 86: Oxygen, Active

    1.1 Methods Oxygen, active* with Tablet 0.1 – 10 mg/l O 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 87 1.1 Methods Notes: * Active Oxygen is a synonym for a common disinfectant (based on “Oxygen“) in Swimming Pool Treatment. 1. When preparing the sample, the lost of Oxygen, e.g. by pipetting or shaking, must be avoided. 2. The analysis must take place immediately after taking the sample. Reagent Form of reagent/Quantity Order-No.

  • Page 88: Ozone

    1.1 Methods Ozone with Tablet 0.02 – 2 mg/l O Ozon >> with Cl The following selection is shown in the display: without Cl >> with Cl for the determination of Ozone in the presence of Chlorine. >> without Cl for the determination of Ozone in the absence of Chlorine.
  • Page 89 1.1 Methods Notes: 1. Vial cleaning: As many household cleaners (e.g. dishwasher detergent) contain reducing substances, the subsequent determination of Ozone may show lower results. To avoid any measurement errors, only use glassware free of Chlorine demand. Preparation: Put all applicable glassware into Sodium hypochlorite solution (0.1 g/l) for one hour, then rinse all glassware thoroughly with deionised water.

  • Page 90: In Presence Of Chlorine

    1.1 Methods Ozone, in the presence of Chlorine with Tablet 0.02 – 2 mg/l O 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 91 1.1 Methods 13. Close the vial tightly with the cap and swirl several times until the tablet is dissolved. 14. Add one DPD No. 1 tablet and one DPD No. 3 tablet straight from the foil into the first cleaned vial and crush the tablets using a clean stirring rod.

  • Page 92: In Absence Of Chlorine

    1.1 Methods Ozone, in absence of Chlorine with Tablet 0.02 – 2 mg/l O 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 93 PM620_4c 07/2015...

  • Page 94: Phmb (Biguanide)

    1.1 Methods PHMB (Biguanide) with Tablet 2 – 60 mg/l PHMB 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 95 1.1 Methods Notes: 1. Clean vials with the brush immediately after analysis. 2. Vials and stirring rods may turn blue after prolonged use. In this case clean vials and stirring rods with a laboratory detergent (see chapter 1.2.2 Cleaning of vials and accessories for analysis).

  • Page 96: Phosphate, Ortho Lr With Tablet

    1.1 Methods Phosphate, ortho LR with Tablet 0.05 – 4 mg/l PO 1. Fill a clean vial (24 mm ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that the marks aligned.
  • Page 97 1.1 Methods Notes 1. Only ortho-Phosphate ions PO react. 2. The tablets must be added in the correct sequence. 3. The test sample should have a pH-value between 6 and 7. 4. Interferences: Higher concentrations of Cu, Ni, Cr (III), V (V) and W (VI) interfere due to their colour. Silicates do not interfere (masked by Citric acid in the tablets).

  • Page 98: Ph Value Lr With Tablet

    1.1 Methods pH value LR 5.2 – 6.8 with Tablet 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 99 1.1 Methods Notes: 1. For photometric determination of pH values only use BROMOCRESOLPURPLE tablets in black printed foil pack and marked with PHOTOMETER. 2. pH values below 5.2 and above 6.8 can produce results inside the measuring range. A plausibility test (pH-meter) is recommended. 3.

  • Page 100: Ph Value With Tablet

    1.1 Methods pH value 6.5 – 8.4 with Tablet 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 101 1.1 Methods Notes: 1. For photometric determination of pH values only use PHENOL RED tablets in black printed foil pack and marked with PHOTOMETER. 2. Water samples with low values of Alkalinity-m (below 35 mg/l CaCO ) may give wrong pH readings.

  • Page 102: Ph Value With Liquid Reagent

    1.1 Methods pH value 6.5 – 8.4 with Liquid Reagent 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 103 1.1 Methods Notes: 1. When testing chlorinated water the residual chlorine contents can influence the colour reaction of the liquid reagent. This can be avoided (without interfering with the pH measurement) by adding a small crystal of Sodiumthiosulfate (Na · 5 H O) to the sample before adding the PHENOL RED solution.

  • Page 104: Ph Value Hr With Tablet

    1.1 Methods pH value HR 8.0 – 9.6 with Tablet 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 105 1.1 Methods Notes: 1. For photometric determination of pH values only use THYMOLBLUE tablets in black printed foil pack and marked with PHOTOMETER. 2. pH values below 8.0 and above 9.6 can produce results inside the measuring range. A plausibility test (pH-meter) is recommended. 3.

  • Page 106: Sodium Hypochlorite

    1.1 Methods Sodium hypochlorite (Soda bleaching lye) with Tablet 0.2 – 16 % w/w NaOCl Preparation: 1. Fill a 5 ml plastic syringe with the test solution, ensuring that all air bubbles are expelled. Transfer the 5 ml test solution slowly into a 100 ml beaker and dilute to the 100 ml mark with chlorine-free water.
  • Page 107 1.1 Methods 8. Place the vial in the sample chamber making sure that marks are aligned. Zero accepted prepare Test 9. Press TEST key. press TEST The result is shown in the display in % w/w as avail- able chlorine present in the original sample of Sodium hypochlorite.

  • Page 108: Sulfate With Tablet

    1.1 Methods Sulfate with Tablet 5 – 100 mg/l SO 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 109 1.1 Methods Notes: 1. If Sulfate is present a cloudy solution will appear. Reagent Form of reagent/Quantity Order-No. SULFATE T Tablet / 100 515450BT PM620_4c 07/2015...

  • Page 110: Sulfate (Powder Pack)

    1.1 Methods Sulfate with Vario Powder Pack 5 – 100 mg/l SO 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 111 1.1 Methods Note: 1. If Sulfate ions are present a cloudy solution will appear. Reagent Form of reagent/Quantity Order-No. VARIO Sulpha 4 / F10 Powder Pack / 100 532160 PM620_4c 07/2015...

  • Page 112: Urea

    1.1 Methods Urea with Tablet and Liquid Reagent 0.1 – 2.5 mg/l (NH CO / mg/l Urea 1. Fill a clean vial (24 mm Ø) with 10 ml of the water sample, close tightly with the cap. 2. Place the vial in the sample chamber making sure that marks are aligned.
  • Page 113 1.1 Methods 14. Close the vial tightly with the cap and swirl several times until the tablets are dissolved. 15. Place the vial in the sample chamber making sure that marks are aligned. Zero accepted prepare Test 16. Press TEST key. press TEST Wait for a reaction period of 10 minutes.

  • Page 114: Important Notes

    1.2 Important notes 1.2.1 Correct use of reagents The reagents must be added in the correct sequence. Tablet reagents: The tablet reagents should be added to the water sample straight from the foil without touching them with the fingers. Liquid reagents: Add drops of the same size to the water sample by holding the bottle vertically and squeezing slowly.

  • Page 115: Cleaning Of Vials And Accessories For Analysis

    1.2.2 Cleaning of vials and accessories for analysis Vials, caps and stirring rods should be cleaned thoroughly after each analysis to prevent interferences. Procedure: Clean vials and accessories after each analysis as soon as possible. a. Clean vials and accessories with laboratory detergent (e.g.
  • Page 116 5. Always perform zeroing and test with closed vial cap. Only use cap with sealing ring. 6. Bubbles on the inside wall of the vial lead to incorrect measurements. To prevent this, remove the bubbles by swirling the vial before performing the test. 7.

  • Page 117: Sample Dilution Techniques

    1.2.4 Sample dilution techniques Proceed as follows for accurate dilutions: Pipette the water sample (see table) into a 100 ml volumetric flask and fill up to 100 ml mark with deionised water. Swirl to mix the contents. Water sample Multiplication [ml] factor Pipette the required volume of the diluted sample into the vial and proceed as described in...
  • Page 118 PM620_4c 07/2015...

  • Page 119: Part 2 Instrument Manual

    Part 2 Instrument Manual PM620_4c 07/2015...

  • Page 120: Operation

    2.1 Operation 2.1.1 Set up Before working with the photometer insert the batteries (delivery contents). See chapter 2.1.2 Saving data – Important Notes, 2.1.3 Replacement of batteries. Before using the photometer perform the following settings in the Mode-Menu: • MODE 10: select language •...

  • Page 121: Instrument (Explosion Drawing)

    2.1.4 Instrument (explosion drawing): (A) screws (B) battery compartment cover (C) notch (D) batteries: 4 batteries (AA/LR6) (E) seal ring (F) instrument back (B) battery compartment cover (E) seal ring (F) instrument back (A) screws (C) notch (D) batteries CAUTION: To ensure that the instrument is water proof: seal ring (E) must be in position •...
  • Page 122 PM620_4c 07/2015...

  • Page 123: Overview Of Function Keys

    2.2 Overview of function keys 2.2.1 Overview Switching the photometer on or off Press shift key to achieve figures key 0-9. Keep the shift key depressed and press desired figures key. Shift e.g.: [Shift] + [1][1] Returning to selection of methods or previous menu Function key: description in the text if key available Function key: description in the text if key available Function key: description in the text if key available...

  • Page 124: Displaying Time And Date

    2.2.2 Displaying time and date: Press [“clock”] key. 19:30:22 2013-06-15 The display shows: After 15 seconds the photometer reverts to the previous display automatically or press [ ] key or [ESC]. 2.2.3 User countdown With this function the operator is able to define his own countdown. Press [“clock”] key.

  • Page 125: Operation Mode

    2.3 Operation mode Switch the photometer on by pressing the [ON/OFF] key. selftest ... The photometer performs an electronic self-test. 2.3.1 Automatic switch off The instrument switches off automatically after 20 minutes. This is indicated 30 seconds before by a beeper. Press any key to avoid the instrument switching off. As long as the instrument is working (for example countdown or printing) the automatic switch off is inactive.

  • Page 126: Chemical Species Information

    2.3.2.2 Chemical Species Information Pressing the [F2] key the display shows a list with available chemical species and corresponding ranges. Changing chemical species see chapter 2.3.7 page 120. 319 Phosphate LR T Line 1: Method number, Method name 0.05-4 mg/l PO Line 2: Range with chemical species 1 0.02-1.3 mg/l P Line 3: Range with chemical species 2...

  • Page 127: Performing Tests

    2.3.5 Performing Tests When zero calibration is complete, remove the vial from the sample chamber and perform the tests as described under “Method“. When the results have been displayed: - with some methods you can change between different chemical species - you can store and/or print out the results - perform further analysis with the same zero - select a new method...

  • Page 128: Changing Chemical Species

    2.3.7 Changing chemical species For some methods there is a possibility to change the chemical species of the test result. If the test result is displayed press arrow key [ ] or [ ]. Example: 319 Phosphate LR T -----[ ]----> 319 Phosphate LR T <---- [ ] ----- 319 Phosphate LR T 0.05-4 mg/l PO 0.02-1.3 mg/l P...

  • Page 129: Printing Results (Infra-Red Interface Module) (Optional)

    Note: The display shows the number of free data sets. Storage: 900 free records left If there are less than 30 data sets free the display shows: Storage: only 29 free records left Clear the memory as soon as possible (see “Deleting stored results”).

  • Page 130: Selecting A New Method

    2.3.11 Selecting a new method Press [ESC] key to return to method selection. Or enter the required method number directly, e.g. [Shift] + [1][6][0] for CyA-TEST (Cyanuric acid). Confirm with [ ] key. 2.3.12 Measure absorbance Range: –2600 mAbs to +2600 mAbs Method-No.

  • Page 131: Photometer Settings: Table Of Mode Functions

    2.4 Photometer settings: Table of Mode Functions MODE-Function No. Description Page Calibration Special method calibration Clear calibration Deleting user calibration Clock Setting date and time Countdown Switching the countdown on/off to ensure reaction times Delete data Deleting all stored results Key beep Switching the acoustic signal on/off to indicate key- pressing...

  • Page 132: Blank Because Of Technical Requirements

    MODE-Function No. Description Page Temperature Selection of °C or °F for Langelier Mode 70 User calibration Storage of user calibration User concentration Entering the data necessary to run a user concentration method User polynoms Entering the data necessary to run a user polynomial User methods clear Delete all data of a user polynomial or of a concentration method...

  • Page 133: Setting Date And Time

    Key beep Press [MODE], [Shift] + [1][1] keys. Mode Confirm with [ ] key. The display shows: <Key-Beep> ON: 1 OFF: 0 • Press [Shift] + [0] keys to switch the key beep off. • Press [Shift] + [1] keys to switch the key beep on. Confirm with [ ] key.
  • Page 134 Countdown (Ensuring reaction periods) Some methods require a reaction period. This reaction period is incorporated in the method as standard with the countdown function. It is possible to switch the countdown off for all methods: Press [MODE], [Shift] + [1][3] keys. Mode Confirm with [ ] key.
  • Page 135 Signal beep Performing a zero or a measurement takes 8 seconds. The photometer indicates the end of zeroing or measuring by a short beep. Press [MODE], [Shift] + [1][4] keys. Mode Confirm with [ ] key. <Signal-Beep> The display shows: ON: 1 OFF: 0 •...

  • Page 136: Printing Of Stored Results

    2.4.3 Printing of stored results Printing all results Press [MODE], [Shift] + [2][0] keys. Mode Confirm with [ ] key. <Print> The display shows: Print all Data Start: cancel: Press [ ] key for printing out all stored test results. Test No.: The display shows e.g.: After printing the photometer goes back to <Mode-Menu>...
  • Page 137 Printing results of a selected time period Press [MODE], [Shift] + [2][1] keys. Mode Confirm with [ ] key. The display shows: <Print> sorted: date from yy-mm-dd Enter year, month and day for the first day of the required __-__-__ period, e.g.: 14 May 2013 = [Shift] + [1][3][0][5][1][4] Confirm with [ ] key.
  • Page 138 Printing results of a selected Code No. range Press [MODE], [Shift] + [2][2] keys. Mode Confirm with [ ] key. <Print> The display shows: sorted: Code-No. Enter numeric code number (up to 6 places) for the first from _ _ _ _ _ _ required Code No., e.g.: [Shift] + [1].
  • Page 139 Printing results of one selected method Press [MODE], [Shift] + [2][3] keys. Mode Confirm with [ ] key. The display shows: <Print> >>20 Acid demand 30 Alkalinity-tot Select the required method from the displayed list or enter 40 Aluminium T the method-number directly.
  • Page 140 Printing Parameter Press [MODE], [Shift] + [2][9] keys. Mode Confirm with [ ] key. <printing parameter> The display shows: 2: Baud rate cancel: Press [Shift] + [2] keys to select ”Baud rate”. The display shows: <Baud rate> is: 19200 select: [ ] [ ] save: cancel:...

  • Page 141: Recall / Delete Stored Results

    2.4.4 Recall / delete stored results Recall all stored results Press [MODE], [Shift] + [3][0] keys. Mode Confirm with [ ] key. The display shows: <Storage> display all data Start: cancel: The stored data sets are displayed in chronological order, print: starting with the latest stored test result.
  • Page 142 Recall results of a selected time period Press [MODE], [Shift] + [3][1] keys. Mode Confirm with [ ] key. The display shows: <Storage> sorted: date from yy-mm-dd Enter year, month and day for the first day of the required __-__-__ period, e.g.: 14 May 2013 = [Shift] + [1][3][0][5][1][4] Confirm with [ ] key.
  • Page 143 Recall results of a selected Code No. range Press [MODE], [Shift] + [3][2] keys. Mode Confirm with [ ] key. <Storage> The display shows: sorted: Code-No. from _ _ _ _ _ _ Enter numeric code number (up to 6 places) for the first required Code No., e.g.: [Shift] + [1].
  • Page 144 Recall results of one selected method Press [MODE], [Shift] + [3][3] keys. Mode Confirm with [ ] key. <Storage> The display shows: >>20 Acid demand 30 Alkalinity-tot Select the required method from the displayed list or enter the method number directly. 40 Aluminium T Confirm with [ ] key.
  • Page 145 Delete stored results Press [MODE], [Shift] + [3][4] keys. Mode Confirm with [ ] key. <Delete data> The display shows: Delete all data? YES : 1 NO : 0 • Press [Shift] + [0] keys to retain the data sets in memory.

  • Page 146: Calibration

    2.4.5 Calibration Calcium Hardness Method 191 – Calibration of a method blank Press [MODE], [Shift] + [4] [0] keys. Mode Confirm with [ ] key. <Calibration> 1: M191 Ca-Hardness 2 The display shows: 2: M191 0 Jus. Reset 3: M170 Fluoride L Press [Shift] + [1] keys.
  • Page 147 After the reaction period is finished proceed as follows: 9. Rinse the vial (24 mm Ø) with the coloured sample from the beaker and fill with 10 ml of the sample. prepare TEST 10. Press TEST key. press TEST stored The batch related method blank is saved.

  • Page 148: User Calibration

    User Calibration If a test method is user calibrated the method name is displayed inverse. Procedure: • Prepare a standard of known concentration and use this standard instead of the sample according to the test procedure. • It is recommend to use well known standards which are formulated according to DIN EN, ASTM or other international norms or to use certified standards which are commercially available.
  • Page 149 Method Recommended range for user calibration Hardness, total HR T Calibration with basic test 200 Hardness, total Iodine Calibration with basic test 100 Chlorine free Iron T 0.3– 0.7 mg/l Fe Ozone (DPD) Calibration with basic test 100 Chlorine free Oxygen, active Calibration with basic test 100 Chlorine free pH-Value LR...
  • Page 150 Store user calibration 100 Chlorine T Perform the required method as described in the manual 0.02-6 mg/l Cl2 using a standard of known concentration instead of the 0.90 mg/l free Cl2 water sample. If the test result is displayed press [MODE], [Shift] + [4] [5] Mode keys and confirm with [ ] key.
  • Page 151 Delete user calibration This chapter only applies for methods which can be user calibrated. Select the required method. Chlorine T 0.02-6 mg/l Cl2 prepare ZERO Instead of zeroing the instrument press [MODE], [Shift] + press ZERO [4][6] keys and confirm with [ ] key. Mode <user calibration>...

  • Page 152: Lab Function

    2.4.6 Lab function Reduced operator guidance => “Profi-Mode“ This function may be used for routine analyses with many samples of one method. The following information is always stored in the methods: a) Method b) Range c) Date and time d) Differentiation of results e) Detailed operator instruction Compliance with reaction periods If the Profi-Mode is active, the photometer provides only a minimum of operator instructions.

  • Page 153: Onetimezero

    One Time Zero (OTZ) OneTimeZero is available for all methods where Zero is performed in a 24 mm Ø round vial with sample water (see chapter 1.1 Table of Methods). OneTimeZero can be used for different tests providing the tests are performed with the same sample water and under the same test conditions.

  • Page 154: User Operations

    2.4.7 User operations User method list After switching on the instrument a scroll list of all available methods is automatically shown in the display. To shorten this list according to the requirements of the user it is possible to create a user defined scroll list. The program structure requires that this list must have at least one active (switched on) method.
  • Page 155 User method list, switch all methods on This mode function activates all methods. After switching on the instrument a scroll list of all available methods is automatically shown in the display. Press [MODE], [Shift] + [6][1] keys. Mode Confirm with [ ] key. <Mlist all on>...

  • Page 156: User Concentration Methods

    User Concentration Methods It is possible to enter and store up to 10 User Concentration Methods. Therefor you need 2 to 14 standards of known concentration and one blank (deionised water or reagent blank value). The Standards should be measured with increasing concentrations and from the brightest to the darkest colouration.
  • Page 157 Press the appropriate numerical key to select the required choose resolution resolution, e.g.: [Shift] + [3] for 0.01. 1: 1 2: 0.1 Note: 3: 0.01 Please enter the required resolution according to the instru- 4: 0.001 ment pre-sets: range max. resolutions 0.000 ...9.999 0.001 10.00 ...99.99...

  • Page 158: User Polynomials

    Prepare the second standard and press [Test] key. S2: 0.10 mg/l prepare The display shows the input value and the measured absorp- press TEST tion value. Confirm with [ ] key. S2: 0.10 mg/l Note: mAbs: • Perform as described above to measure further stan- dards.
  • Page 159 Confirm with [ ] key. Note: Overwrite polynom? if the entered number has already been used to save a YES: 1, NO: 0 polynomial the display shows the query: • Press [Shift] + [0] or [ESC] keys to go back to method no. query.
  • Page 160 Press [ ] or [ ] keys to select the required unit. choose unit: >> mg/l mmol/l mAbs µg/l Confirm with [ ] key. choose resolution Press the appropriate numerical key to select the required 1: 1 resolution, e.g.: [Shift] + [3] for 0.01. 2: 0.1 3: 0.01 Note:...

  • Page 161: Delete User Methods

    Delete User Methods (Polynomial or Concentration) In principle a valid user method can be overwritten. An existing user method (Polynomial or Concentration) can be totally deleted as well and is removed out of the method selection list: Press [MODE], [Shift] + [6][6] keys. Mode Confirm with [ ] key.

  • Page 162: Print Data Of User Methods

    Print Data of User Methods (Polynomials & Concentration) With this Mode function all data (e.g. wavelength, unit ...) of stored user polynomials and concentration methods can be printed out or transferred with HyperTerminal to a PC. Press [MODE], [Shift] + [6][7] keys. Mode Confirm with [ ] key.

  • Page 163: Initialise User Method System

    Initialise User Method System (Polynomials & Concentration) Power loss will cause incoherent data. The user method system must be initialised with this mode function to set it to a predefined state. ATTENTION: All stored user methods (polynomial & concentration) are deleted with initialisation. Press [MODE], [Shift] + [6][9] keys.

  • Page 164: Special Functions

    2.4.8 Special functions Langelier Saturation Index (Water Balance) For calculation the following tests are required: • pH-value • Temperature • Calcium hardness • Total Alkalinity • TDS (Total Dissolved Solids) Run each test separately and note the results. Calculate the Langelier Saturation Index as described: Calculation of Langelier Saturation Index With Mode 71 (see below) it is possible to select between degree Celsius or degree Fahrenheit.
  • Page 165 pH value The display shows: 0<=pH<=12 +_ _ _ _ Enter the pH-value in the range between 0 and 12 and confirm with [ ] key. <Langelier> Langelier The display shows the Langelier Saturation Index. saturation index 0.00 Press [ ] key to start new calculation. Return to mode menu by pressing [ESC] key.

  • Page 166: Instrument Basic Settings 2

    2.4.9 Instrument basic settings 2 Adjusting display contrast Press [MODE], [Shift] + [8][0] keys. Mode Confirm with [ ] key. <LCD contrast> The display shows: • Press arrow key [ ] to increase contrast of the LCD display about one unit. •...

  • Page 167: Instrument Special Functions /Service

    Press [Store] key to increase brightness of the display about Store ten units. Press [Test] key to decrease brightness of the display about Test ten units. 0...254 : 200 The display shows: The brightness can be selected between 0 and 254 units, e.g.: 200.

  • Page 168: Data Transfer

    2.5 Data transfer To print data or to transmit to a PC the optional IRiM (Infra-Red Interface Module) is required. 2.5.1 Data Printing Besides the IRiM module the following printer is required to print data directly using the USB Interface of the module: HP Deskjet 6940. 2.5.2 Data transfer to a personal computer Besides the IRiM a transfer program, is required to transmit test results.

  • Page 169: Part 3 Enclosure

    Part 3 Enclosure PM620_4c 07/2015...

  • Page 170: Unpacking

    3.1 Unpacking Carefully inspect all items to ensure that every part of the list below is present and no visible damage has occurred during shipment. If there is any damage or something is missing, please contact your local distributor immediately. 3.2 Delivery contents Standard contents for PM620: 1 Photometer in plastic case...

  • Page 171: Technical Data

    3.4 Technical data Display Graphic Display Serial Interface IR interface for data transfer RJ45 connector for internet updates (see chapter 2.5.3) Light source light-emitting diode – photosensor – pair arrangement in a transparent measurement chamber Wavelength ranges: 1 = 530 nm IF = 5 nm 2 = 560 nm IF = 5 nm...

  • Page 172: Abbreviations

    3.5 Abbreviations Abbreviation Definition °C degree Celsius (Centigrade) °F degree Fahrenheit °F = (°C x 1.8) + 32 °dH degree German Hardness °fH degree French hardness °eH degree English Hardness °aH degree American Hardness Absorption unit ( = Extinction E) 1000 mAbs = 1 Abs = 1 A = μg/l...

  • Page 173: Troubleshooting

    3.6 Troubleshooting 3.6.1 Operating messages in the display / error display Display Possible Causes Elimination Overrange reading is exceeding the range if possible dilute sample or use other measuring range water sample is too cloudy filtrate water sample too much light on the photo cell seal on the cap? Repeat measurement with seal on the cap of the vial.
  • Page 174 Display Possible Causes Elimination The calculation of a value Test procedure correct? (e.g. combined Chlorine) is If not – repeat test not possible Example 1: Example 1 The readings for free and total 0,60 mg/l free Cl Chlorine are different, but comb Cl considering the tolerances of 0,59 mg/l total Cl...

  • Page 175: General

    3.6.2 General Finding Possible Causes Elimination Test result deviates from Chemical species not as Press arrow keys to select the the expected. required. required chemical species. No differentiation: Profi-Mode is switched on. Switch Profi-Mode off with e.g. for the Chlorine test Mode 50.

  • Page 176: Declaration Of Ce-Conformity

    Declaration of CE-Conformity Manufacturer Tintometer GmbH Name of manufacturer: Schleefstraße 8-12 44287 Dortmund Germany declares that this product PM620 Product name: meets the requirements of the following guidelines: Declaration of EC-Conformity according to DIRECTIVE 2004/108/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 2004, December the 15 and DIRECTIVE 2011/65/EU OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 2011, June the 8...
  • Page 177 PM620_4c 07/2015...
  • Page 178 PM620_4c 07/2015...
  • Page 179 PM620_4c 07/2015...
  • Page 180 Tintometer GmbH The Tintometer Limited Tintometer AG Tintometer Inc. Lovibond Water Testing Lovibond House / Solar Way Hauptstraße 2 ® Schleefstraße 8-12 Solstice Park / Amesbury, SP4 7SZ 5212 Hausen AG 6456 Parkland Drive 44287 Dortmund Tel.: +44 (0)1980 664800 Tel.: +41 (0)56/4422829...

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