ProMinent DULCOTEST DT1B Operating Manual
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ProMinent DULCOTEST DT1B Operating Manual

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Operating manual
DULCOTEST
Photometer
Please carefully read these operating instructions before use. · Do not discard.
The operator shall be liable for any damage caused by installation or operating errors.
The latest version of the operating instructions are available on our homepage.
Part number 985629
DT1B
®
Target group: instructed personnel
EN
A0943
BA DT 057 03/17 EN

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Summary of Contents for ProMinent DULCOTEST DT1B

  • Page 1 Operating manual DULCOTEST DT1B ® Photometer A0943 Please carefully read these operating instructions before use. · Do not discard. The operator shall be liable for any damage caused by installation or operating errors. The latest version of the operating instructions are available on our homepage. Part number 985629 Target group: instructed personnel BA DT 057 03/17 EN...
  • Page 2 Supplemental directives General non-discriminatory approach In order to make it easier to read, this document uses the male form in grammatical structures but with an implied neutral sense. It is aimed equally at both men and women. We kindly ask female readers for their understanding in this simplification of the text.
  • Page 3 Supplemental directives Symbol Description [Button] Display element (e.g. indicators). Operating element (e.g. button, switch). „Display / Screen elements (e.g. buttons, assignment of function keys). GUI“ Presentation of software elements and/or texts. CODE...

  • Page 4: Table Of Contents

    Table of contents Table of contents General Information................... 5 1.1 Scope of delivery................6 1.2 Instructions for use................8 1.3 Adapter for 16 mm cuvettes............. 11 1.4 Operations carried out on the device..........12 Commissioning DT 1B................13 2.1 Commissioning................13 Operating Menu..................

  • Page 5: General Information

    General Information General Information WARNING! Danger from hazardous sub‐ stances! Possible consequence: Fatal or very serious injuries. Please ensure when handling hazardous substances that you have read the latest safety data sheets provided by the manu‐ facture of the hazardous sub‐ stance.

  • Page 6: Scope Of Delivery

    The following components are included as standard: Description Quan‐ tity Case, blue with blue fasteners – with ProMinent sticker, Photometer Dulcotest DT1B, code 1039315 – and hazard symbol Foam insert for the case Cover foam for the case Photometer DT1B –...
  • Page 7 General Information Description Quan‐ tity DPD -3 tablets PHENOLRED PHOTOMETER tablets CyA TEST tablets CHLORINE HR (KI) tablets ACIDIFYING GP tablets Glycine tablets...

  • Page 8: Instructions For Use

    General Information Instructions for use Request the safety data sheets. – Reagents are intended for chemical analysis and access to them by – unauthorised persons must not be permitted. You must dispose of reagent solutions properly. – Observe the application possibilities, analysis instruction and matrix –...
  • Page 9 General Information A0937 Fig. 1: Cuvette positioning (Ø 24 mm): Seal II. Marking with the white triangle For the zero correction and test, the cuvette must be positioned in the sample chamber in such a way that the marking with the white triangle (II.) points towards the housing marking.
  • Page 10 General Information It is important to prevent water getting into the sample chamber because this leads to incorrect measurement results. Dirt in the transparent sample chamber leads to incorrect measurement results. The light entry surfaces should be checked at regular intervals and cleaned as necessary.

  • Page 11: Adapter For 16 Mm Cuvettes

    General Information Adapter for 16 mm cuvettes A0941 Fig. 3: Place the adapter for 16 mm cuvettes on the sample chamber Insert the adapter for the 16 mm cuvette as shown in Fig. 3. This adapter is required for all analysis methods which must be carried out using a 16 mm cuvette.

  • Page 12: Operations Carried Out On The Device

    General Information Operations carried out on the device Battery replacement: To ensure complete leak-tightness of the photometer, you must insert the gasket (2) and screw on the battery compartment lid (1). If the battery is removed for more than 1 minute from the device, then when the device is switched on again with new inserted batteries, the date/time program appears automatically.

  • Page 13: Commissioning Dt 1B

    Commissioning DT 1B Commissioning DT 1B Commissioning [METHOD] flashes for ð approximately 8 seconds. Switching on and zero correction [0.0.0] appears in the dis‐ play. Scroll memory (SM) Remove the cuvette from the With multi-parameter devices sample chamber the sequence of the various ð...
  • Page 14 Commissioning DT 1B Switching the countdown function on The result is automat‐ NOTICE! ically saved. If reaction times are not observed, the result may be incorrect measurement results. Repeating the analysis [ZERO/TEST] Press the key again The countdown can only be ð...
  • Page 15 Commissioning DT 1B Displaying stored data The device has a ring buffer for 16 data records. Fig. 5: Displaying stored data 1. Data record (n01 ... n16) 2. Year 3. Month/day 4. Time 5. Measured variable (e.g. chlorine, dependent upon the device ver‐ sion) 6.
  • Page 16 Commissioning DT 1B Display background lighting [!] key Press the ð The display's background lighting switches on or off. During measuring the background lighting switches off automati‐ cally.

  • Page 17: Operating Menu

    Operating Menu Operating Menu Operating Menu Options Setting date and time (24-hour format) Operating menu selection The device is switched off. Press and hold down the [MODE] key Increase the value to be set by pressing the [MODE] key. [ON/OFF] key to switch Use the on the device Lower the value to be set by...

  • Page 18: Operating Instructions

    Operating Menu Operating instructions Display Meaning Measuring range exceeded or turbidity too high. Measuring range undershot. Change the batteries immediately, continuing work impossible. btLo Battery voltage for background lighting too low, although measurement is possible. With a method adjusted by the user, when the result is shown in the display, an arrow appears [Cal] position.
  • Page 19 Operating Menu Display Meaning E 80 pH: Factory calibration not OK / deleted E 81 pH: User calibration not OK / deleted E 82 CyA: Factory calibration not OK / deleted E 83 CyA: User calibration not OK / deleted...

  • Page 20: Analysis Methods

    Analysis methods Analysis methods Procedure instructions when using liquid reagents Label the cuvettes set on the top and bottom so that inadvertent inter‐ When calculating non-directly changing of the cuvettes determinable parameters from is not possible. individual measured values error propagation based on the possible tolerances of the indi‐...
  • Page 21 Analysis methods method, section d.] . To differen‐ 7.6 mg/l chlorine dioxide tiate between chlorine and when using liquid reagents ozone, see 2.7 mg/l ozone when using [Chlorine with liquid reagent liquid reagents method, section e.] . ð may lead to results within In water containing bromide and the measuring range down iodide (primarily seawater), the...

  • Page 22: Quantitative Determination Using Liquid Reagents

    Analysis methods Quantitative determination [METHOD] flashes for ð using liquid reagents approximately 3 seconds. Chlorine with liquid reagents 0.01 ... The result in mg/l of free 4.0 mg/l chlorine appears in the dis‐ play. [MODE] key to select [Cl] . Use the a) Free chlorine b) Total chlorine...
  • Page 23 Analysis methods Switch the countdown on, see In a second 24 mm cuvette add Ä „ Switching the countdown a 10 ml water sample and carry function on“ on page 14 . To do out a zero correction, see [!] and Ä...
  • Page 24 Analysis methods Hold the dropping bottle upright Position the cuvette in the and by slow pressing, add equal sample chamber sized drops into the cuvette: ð Observe the correct posi‐ tioning of the cuvette 6 drops ➨ DPD 1 buffer sol‐ ution Switch the countdown on, see 2 drops ➨...
  • Page 25 Analysis methods d) Chlorine together with ozone The METHOD symbol flashes for approximately 3 seconds In a 24 mm cuvette add a 10 ml water sample and carry out a ð The result of Total chlorine zero correction, see + ozone = display value Ä...
  • Page 26 Analysis methods Place the cuvette in the sample Bromine with liquid reagents 0.02 ... 9 chamber mg/l [MODE] key to select [Br] . ð Observe the correct posi‐ Use the tioning of the cuvette. In a 24 mm cuvette add a 10 ml Switch the countdown on, see water sample and carry out a Ä...
  • Page 27 Analysis methods [METHOD] flashes for approxi‐ Chlorine dioxide with liquid reagents mately 3 seconds. 0.02 ... 7.6 mg/l [MODE] key to select [CdO] . ð The result in mg/l of bromine Use the appears in the display. In a 24 mm cuvette add a 10 ml water sample and carry out a zero correction, see Ä...
  • Page 28 Analysis methods Ozone with liquid reagents 0.01 ... 2.7 mg/l [MODE] key to select [O3] . Use the Measuring tolerances when determining the In a 24 mm cuvette add a 10 ml chlorine dioxide content: water sample and carry out a zero correction, see 0 ...

  • Page 29: Procedure Instructions When Using Tablets

    Analysis methods Procedure instructions when using tablets Measuring tolerances when determining the ozone content: When calculating non-directly 0 ... 0.67 mg/l: ± 0.03 determinable parameters from – mg/l individual measured values error propagation based on the > 0.67 ... 1.3 mg/l: –...
  • Page 30 Analysis methods ð may lead to results within the measuring range down to 0 mg/l. In this case, you Label the cuvettes set on must dilute the water the top and bottom so sample with water free from that inadvertent inter‐ oxidizing agent and repeat changing of the cuvettes the measurement (plausi‐...

  • Page 31: Quantitative Determination Using Tablets

    Analysis methods Quantitative determination e.g. of chlorine and chlorine using tablets dioxide only yield total values. These total values must then be differentiated using additional Fully dissolve tablets steps. To differentiate between chlorine and chlorine dioxide, Make sure that the tablets have fully dissolved before starting [Chlorine with tablet method, measurements.
  • Page 32 Analysis methods Chlorine with tablets 0.01 ... 6.0 mg/l The result in mg/l of free chlorine appears in the dis‐ [MODE] key to select [Cl] . Use the play. a) Free chlorine Take your cuvette set 1 b) Total chlorine In a 24 mm cuvette add a 10 ml Take your cuvette set 2 water sample and carry out a...
  • Page 33 Analysis methods Switch the countdown on, see In a second 24 mm cuvette add Ä „ Switching the countdown a 10 ml water sample and carry function on“ on page 14 . To do out a zero correction, see [!] and Ä...
  • Page 34 Analysis methods Fill a cuvette with a few drops of Mix the contents of the cuvette a water sample by tipping it back and forth, until the tablet has dissolved [DPD No. 1] tablet Insert a directly from the foil into the Position the cuvette in the water sample and crush the sample chamber...
  • Page 35 Analysis methods d) Chlorine together with ozone ð The result of Total chlorine + ozone = display value In a 24 mm cuvette add a 10 ml appears in mg/l in the dis‐ water sample and carry out a play. zero correction, see Ä...
  • Page 36 Analysis methods Switch the countdown on, see Chlorine HR with tablet 5 ... 200 mg/l Ä „ Switching the countdown „Chlor HR For the analysis method function on“ on page 14 . To do with tablet 5 ... 200 mg/l“ the adapter [!] and this, press the contained in the scope of supply is...
  • Page 37 Analysis methods Bromine with tablet 0.02 ... 13 mg/l [MODE] key to select [Br] . Use the Measuring tolerances In a 24 mm cuvette add a 10 ml when determining water sample and carry out a chlorine HR: zero correction, see Ä...
  • Page 38 Analysis methods The result in mg/l of bromine Chlorine dioxide with tablet 0.02 ... 11 appears in the display. mg/l [MODE] key to select [CdO] . Use the In a 24 mm cuvette add a 10 ml water sample and carry out a Measuring tolerances zero correction, see when determining the...
  • Page 39 Analysis methods Ozone with tablet 0.01 ... 4 mg/l [MODE] key to select [O3] . Use the Measuring tolerances In a 24 mm cuvette add a 10 ml when determining the water sample and carry out a chlorine dioxide content: zero correction, see Ä...
  • Page 40 Analysis methods pH value with tablet 6.5 ... 8.4 [MODE] key to select [PH] . Use the Measuring tolerances In a 24 mm cuvette add a 10 ml when determining the water sample and carry out a ozone content: zero correction, see Ä...
  • Page 41 Analysis methods ð Measuring tolerances Remarks: when determining pH: For the photo‐ – up to ± 0.3 pH units metric pH value – determination only use [PHENOL RED] tablets with black foil printing, which are labelled with the term [PHOTOMETER]. Water samples –...
  • Page 42 Analysis methods Cyanuric acid with CyA test tablet 1 ... ious boundary 80 mg/l conditions (buffer capacity of the [MODE] key to select [CyA] . Use the water sample, salt In a 24 mm cuvette add a 10 ml content, etc.). water sample and carry out a The salt content –...
  • Page 43 Analysis methods Measuring tolerances when determining the cyanuric acid content: 0 ... 25 mg/l: ± 5 mg/l – 25 ... 50 mg/l: ± 8 – mg/l 50 ... 80 mg/l: ± 10 – mg/l ð Remarks: Cyanuric acid – causes a very finely distributed turbidity with a milky appearance...

  • Page 44: Calibration

    Calibration Calibration The device is switched off. Chlorine (Cl) adjustment range Press and hold down the User adjustment [MODE] key [ON/OFF] key to switch Use the NOTICE! on the device Separate adjustment of the bro‐ ð 3 decimal points appear in the display.
  • Page 45 Calibration Confirmation of the zero cor‐ Changing the displayed value: [0.0.0] alternates rection [CAL] . with Remove the cuvette from the Pressing the [MODE] key 1 x sample chamber and empty the increases the displayed result cuvette completely by 1 digit. Thoroughly clean the cuvette Pressing the [ZERO/TEST] key and the cuvette lid...
  • Page 46 Calibration Return to the factory calibration ð The device operates with an adjustment performed by the user. If the user adjust‐ ment is to be retained, switch off the device using Returning from user adjustment [ON/OFF] key. to factory calibration is only possible simultaneously for all [MODE] lets you Pressing...

  • Page 47: Technical Data

    Technical Data Technical Data Device two wavelengths, automatic wavelength selection, colorimeter with direct measured value display Optics LEDs, interference filter (IF) and photo sensor at the transparent sample chamber Wavelength specifications of the interference filter: 530 nm Δλ = 5 nm 560 nm Δλ...
  • Page 48 Technical Data Ambient conditions Temperature: 5 ... 40 °C Relative humidity: 30 ... 90% (non-condensing) Water-tight similar to IP 68 (1 hour at 0.1 m); buoyant device *measured with standard solutions The specified device precision is only obtained when the original reagent systems are used.

  • Page 49: Consumables And Spare Parts

    Consumables and Spare Parts Consumables and Spare Parts Consumables Material Part number DPD-1 tablets (100 no.) 1061892 DPD-3 tablets (100 no.) 1061893 Phenol red tablets R 175 (100 no.) 305532 Cyanuric acid tablets R 263 (100 no.) 1039744 CHLORINE HR (KI) tablets (100 no.) 1075056 ACIDIFYING GP tablets (100 no.) 1075057...

  • Page 50: Standards Complied With And Declaration Of Conformity

    Standards Complied with and Declaration of Conformity Standards Complied with and Declaration of Conformity Declaration of Conformity You will find the EC Declaration of Conformity to download on our home‐ page. Standards complied with EC EMC Directive (2004/108/EC) EN 61326 - 1...

  • Page 51: Index

    Index Index Consumables ....49 1, 2, 3 ... Countdown ....14 16 mm cuvette adapter .
  • Page 52 Index Question: How do I carry out the zero correction? ....8 Links to elements or sections of Question: How do I change the these instructions or other appli‐ battery? .
  • Page 53 Index Safety data sheets ... . . 8 Technical Data ....47 Spare parts ....49 Total chlorine (liquid reagents) .
  • Page 56 ProMinent GmbH Im Schuhmachergewann 5 - 11 69123 Heidelberg, Germany Telephone: +49 6221 842-0 Fax: +49 6221 842-419 Email: info@prominent.com Internet: www.prominent.com 985629, 3, en_GB © 2017...

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