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User Manual

FOS/TAC 2000

Automatic titration of total anorganic carbon (TAC) and volatile

organic acids (FOS)

Version: 812-04.2015-EN

Date revised last: April 2015

Содержание FOS/TAC 2000

Страница 1: ...User Manual FOS TAC 2000 Automatic titration of total anorganic carbon TAC and volatile organic acids FOS Version 812 04 2015 EN Date revised last April 2015 ...

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Страница 3: ... or indirect losses or damage arising in conjunction with the delivery or use of this documentation is excluded to the extent permitted by law This device left the factory in an impeccable safe condition In order to maintain this condition and in order to ensure safe operation users must proceed in accordance with the information and warnings in this manual Please read this manual carefully before...

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Страница 5: ...installation 11 4 3 Unpacking and setting into operation 11 5 MENU AND FUNCTION OVERVIEW 12 6 PERFORMING A FOS TAC MEASUREMENT 13 6 1 Sample preparation 13 6 2 Preparing the device 14 6 2 1 Rinsing the hoses 14 6 2 2 pH Electrode 14 6 3 Start measurement 15 7 CALIBRATING THE PH ELECTRODE 15 7 1 General information 15 7 2 Calibration procedure 16 7 3 Calibrating the peristaltic pump 18 8 MANUAL STI...

Страница 6: ...2 04 2015 EN FOS TAC 2000 User Manual 6 11 APPENDIX 21 11 1 Technical specifications 23 11 2 Parts subject to wear and tear 24 11 3 Spare parts 24 11 4 Declarations of conformity Certificate 25 11 5 Safety Data Sheet H2SO4 27 ...

Страница 7: ...omponents or internal settings may only be carried out by qualified personnel Devices which are suspected to be at fault or defective must be switched off and protected against unauthorized access until the necessary repair service work has been performed by qualified personnel When working in explosive or flammable environments do not operate the device without additional protection measures Poss...

Страница 8: ... analysis and must be diluted to 20 g with distilled water The subsequent titration process is fully automated The results for total acids VOA the buffer capacity TAC and the VOA TAC value are displayed after a few minutes The benefits of using the small compact lab at the biogas plant are obvious Analyses can be performed more frequently than before Furthermore the results are immediately availab...

Страница 9: ...ervice interface 05 06 07 08 Electrode support Magnetic stirrer Peristaltic pump Titration solution 1000ml 09 10 pH electrode Temperature sensor View of the FOS TAC controller 01 02 LC display measured value display Function keys The function keys of the controller are used to open the different user menus for example to start a measuring or cycle or a calibration process ...

Страница 10: ...g the pH electrode 1 Protective glasses 1 Disposable gloves PE 50 pairs 1 Plug in power supply unit Euro 24VDC 1A 2 Beaker 50ml low design 1 Beaker 150ml low design 2 Magnetic stirrer 30x6mm PTFE 1 Sample sieve 1 Digital sample scales measuring range 0 100 g resolution 0 01g 1 User manual German or English 1 Test and calibration certificate of the analyzer Rating plate The rating place is located ...

Страница 11: ...ly remove the analyzer from the transport packaging and store it in a clean place The analyzer was carefully packed for shipment Before installing and setting into operation check for possible transport damage In the case of transport damage with signs of incorrect handling have the damage recorded by the carrier rail post mover within seven days Make sure that the accessories enclosed refer to th...

Страница 12: ...ation Yes OK No ESC Calibration Peristaltic Pump with OK Mass 8 00 g Contuinue with OK Calibration active __________ Calibration pH Electrode Perist Pump Stirrer active 18 06 Speed A D Values IN1 004 5 08 ok ok ok ok ok ok ok ok ok ok ok 1 1 1 2 1 3 2 1 2 1 1 2 1 2 2 1 4 2 1 3 2 2 2 2 1 2 2 2 3 1 2 0 4 1 1 0 0 0 A progress bar in the lower part of the display shows the progress of the 2 minute cal...

Страница 13: ...e If no centrifuge is available it is also possible to use a close meshed sieve in order to eliminate the solid constituents In this case a spoon should be used in order to strain the original sample through the sieve Sieving the fermenter substrate Weighing and topping up the sample In order to weigh the sample place a 50 ml beaker with a stir stick on the scales Switch on the scales or press the...

Страница 14: ... The rinsing process stops automatically after two minutes Press ESC to return to the main menu 6 2 2 pH Electrode First remove the protective cap filled with KCl solution from the pH electrode Use distilled water in order to thoroughly rinse the electrode and subsequently use cellulose tissue in order to carefully dry the electrode The cleaning water can be collected in a separate beaker Removing...

Страница 15: ...trode dry and dip in KCl solution For this purpose fill KCl solution into the protective sleeve to a level of approx 10mm and push the sleeve over the electrode During transport or storage KCl solution can leak from the protective cap and produce crystalline white potassium chloride This salt layer has no influence on measuring capability and can be easily rinsed off with water 7 Calibrating the p...

Страница 16: ...to accept calibration point 2 The IS7430 uses the two calibration points in order to calculate the new values for gradient and offset These are compared to limits stored internally in the device As soon as the values are within these limits they are then shown on the display of the IS7430 Record these values and compare to earlier calibration results You can then either click OK to accept the cali...

Страница 17: ...llowing stabilization of the measured values click OK in order to accept calibration point 2 pH 7 000 T 23 17 C Standard measured value display of the IS 7430 Click OK to confirm calibration and accept the new calibration data If the calibration process is aborted by clicking ESC the old calibration data is maintained 99999 99999 ERROR PRESS ESC Display of the values determined for gradient left a...

Страница 18: ...uttons of the controller Press the ESC button in order to switch the stirrer off again The operating time is limited to 20 minutes The display shows the remaining operating time 9 Maintenance repair customer service The manufacturer is solely responsible for the original safety characteristics and features of the device Any guarantee becomes void if the device is modified in any manner that is nei...

Страница 19: ...vel of the electrolyte solution must be checked at regular intervals The level of the reference electrolyte must always be several centimetres above the fluid level of the measuring solution When necessary KCl solution 3mol l must be topped up with the syringe through the refill opening at the shaft after removal of the seal When changing the electrode it is important to ensure that the protective...

Страница 20: ...he bottle containing the titration solution and place a beaker onto the magnetic stirrer Then similar to the process of draining the hoses select the Calibration peristaltic pump menu option and press OK to start the process On completion of the filling process adjust the pumping rate of the peristaltic pump in the manner described in the Calibrating the peristaltic pump section 10 Warranty condit...

Страница 21: ...FOS TAC 2000 APPENDIX 812 04 2015 EN FOS TAC 2000 User Manual 21 11 Appendix Appendix ...

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Страница 23: ... including 1000ml of titration solution Protection IP 50 according to DIN 40050 Display LCD of the IS7430 two line pH and temperature LCD of the FOS TAC controller four line FOS TAC and FOS TAC Operation input Keyboard of the FOS TAC controller Titration solution standard 1 litre measuring solution 0 1N H2SO4 sufficient for approx 30 FOS TAC measurements Requirements for the place of installation ...

Страница 24: ...0 pairs 11 3 Spare parts Article No Description 812 1940 pH electrode with ceramic diaphragm liquid electrolyte 3 mol l KCl 812 1960 Hose set for peristaltic pump 812 1961 Roll support for peristaltic pump 812 1962 Conveyor for peristaltic pump 812 1963 Dosing hoses with dosing unit 812 1970 Beaker 50ml low design 812 1971 Beaker 150 ml low design 812 1955 Magnetic stir stick 30x6mm PTFE 812 1958 ...

Страница 25: ...above stated analysis systems is in conformity with the requirements in the following regulations laws or other specifications EC Directive 2004 108 EG EMC EC Directive 2006 95 EG Low voltage The following harmonized standards have been used EN 61010 Teil1 A2 1995 Overvoltage category III pollution degree 2 Electromagnetic susceptibility EN 61000 6 3 2001 Electromagnetic disturbances EN61326 1997 ...

Страница 26: ...FOS TAC 2000 DECLARATIONS OF CONFORMITY CERTIFICATE 812 04 2015 EN FOS TAC 2000 User Manual 26 ...

Страница 27: ...formation München Telefon 49 0 89 19240 Telefax 49 0 089 41402467 2 Hazards identification Classification of the substance or mixture Classification according to Regulation EC No 1272 2008 Met Corr 1 H290 May be corrosive to metals Classification according to Directive 67 548 EEC or Directive 1999 45 EC Void Classification system The classification is according to the latest editions of the EU lis...

Страница 28: ...e In case of fire the following can be released Sulphur dioxide SO Carbon monoxide and carbon dioxide Advice for firefighters Protective equipment Wear self contained respiratory protective device Wear fully protective suit Additional information Not combustible 6 Accidental release measures Personal precautions protective equipment and emergency procedures Wear protective clothing Environmental p...

Страница 29: ...ipment should be enquired at the respective supplier Respiratory protection Required when vapours aerosols are generated Protection of hands Protective gloves The glove material has to be impermeable and resistant to the product the substance the preparation Selection of the glove material on consideration of the penetration times rates of diffusion and the degradation Material of gloves Nitrile t...

Страница 30: ... are not available Primary irritant effect on the skin Prolonged or repeated contact may cause skin irritations on the eye Intense exposure may cause irritative symptoms after inhalation No irritating effect Sensitization No sensitizing effects known Further information The product should be handled with the care usual when dealing with chemicals 12 Ecological information Aquatic toxicity Quantita...

Страница 31: ...S SULPHURIC ACID 8 III 15 Regulatory information Information about limitation of use Employment restrictions concerning juveniles must be observed Waterhazard class Generally not hazardous for water German regulation Chemical safety assessment A Chemical Safety Assessment has not been carried out 16 Other information This information is based on our present knowledge However this shall not constit...

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