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HAFFMANS c-DGM/i-DGM

 

 

 

Page 6 of 78 

c-DGM/i-DGM 

 

6.2.4

 

Continuous *O

2

 measurement 

35

 

6.2.5

 

*Combined CO

2

 / TPO measurement 

37

 

6.2.6

 

*TPO measurement 

38

 

6.3

 

Reading the measurement results 

39

 

6.4

 

Erasing measurement results 

39

 

6.5

 

Product choice 

39

 

6.6

 

Charging the battery 

40

 

7.

 

Calibration and compensation 

43

 

7.1

 

Calibration of the temperature sensor 

43

 

7.2

 

Calibration of the pressure 

43

 

7.2.1

 

Calibration instructions 

44

 

7.3

 

Compensation 

46

 

7.3.1

 

General 

46

 

7.3.2

 

Compensation instructions 

46

 

7.4

 

*Calibration O

2

 sensor 

47

 

7.4.1

 

*Calibration frequency 

47

 

7.4.2

 

*One point calibration 

48

 

7.4.3

 

*Calibration with two gases 

48

 

8.

 

Cleaning and maintenance 

53

 

8.1

 

Daily cleaning 

53

 

8.2

 

Monthly maintenance 

53

 

9.

 

Faults and repair 

57

 

9.1

 

Fault list 

57

 

9.2

 

Replacing the battery pack 

58

 

9.3

 

*Replacing the O

2

 sensor 

59

 

10.

 

Decommissioning, storage and transport 

61

 

10.1

 

Decommissioning 

61

 

10.2

 

Storage 

61

 

10.3

 

Transport 

61

 

Appendix I Formulas 

63

 

Appendix II *Software structure of c-DGM 

65

 

Appendix III Software structure of i-DGM 

67

 

Appendix IV Client service 

69

 

Appendix V Warranty conditions 

71

 

Appendix VI EC Declaration of conformity 

73

 

Appendix VII Replacement parts 

75

 

Appendix VIII Drawings 

77

 

Summary of Contents for HAFFMANS c-DGM

Page 1: ...WWW HAFFMANS NL HAFFMANS WWW HAFFMANS NL HAFFMANS INSTRUCTION MANUAL CO2 GEHALTEMETER TYPE c DGM i DGM USA...

Page 2: ......

Page 3: ...s in this publication The specifications and design of the instrument may be changed without advance notice All rights reserved Nothing in this publication may be reproduced stored in an automated ret...

Page 4: ......

Page 5: ...ery 19 5 2 Preparation 20 5 3 Units 20 5 4 Time settings 21 5 4 1 Date 21 5 4 2 Time 21 5 4 3 Shut off time 21 5 4 4 Display contrast 21 5 4 5 Check electrolysis current 22 5 4 6 Display times 22 5 5...

Page 6: ...4 Calibration O2 sensor 47 7 4 1 Calibration frequency 47 7 4 2 One point calibration 48 7 4 3 Calibration with two gases 48 8 Cleaning and maintenance 53 8 1 Daily cleaning 53 8 2 Monthly maintenance...

Page 7: ...00 to 20 00 gas O2 0 00 to 4 18 gas ppm vol vol 0 to 41800 gas O2 WLO Default ppb w w 0 to 45000 DO Available g l 0 to 45000 DO ppm w w 0 00 to 45 DO mg l 0 00 to 45 DO a s 0 00 to 500 gas O2 0 00 to...

Page 8: ...5 otmv from 100 ppb g l 0 45000 5 otmv from 100 g l ppm w w 0 45 5 otmv from 0 1 ppm mg l 0 45 5 otmv from 0 1 mg l O2 in gas a s 0 500 5 otmv from 1 098 A s O2 0 100 5 otmv from 0 230 O2 ppm vol vol...

Page 9: ...rements Combined CO2 O2 measurement approx 120 measurements O2 measurement approx 250 measurements O2 continuous measurement approx 8 hours Combined CO2 TPO measurement approx 120 measurements TPO mea...

Page 10: ...HAFFMANS c DGM i DGM Page 10 of 78 c DGM i DGM...

Page 11: ...the O2 content in gases The content meter is filled with carbonated drink originating from for example the production process tanks and piping kegs filled bottles and cans Or gas generated by the pro...

Page 12: ...HAFFMANS c DGM i DGM Page 12 of 78 c DGM i DGM...

Page 13: ...areless use may result in DANGER to the user and the surroundings 3 2 Precautionary measures and safety instructions Warning Cleaning products based on chlorite and fluorine must not be used Never hol...

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Page 15: ...ing of the handle pos 20 2 the throttle valve pos 12 and the two hose connectors for the sampling hoses Fig 4 1 Service levels Fig 4 2 Control buttons The instrument consists of 4 components that form...

Page 16: ...ium pressure of CO2 above the liquid and the temperature of the liquid The concentration is calculated with the CO2 formula see Appendix I 4 3 CO2 measurement The handle pos 20 operates the lever pos...

Page 17: ...nsitive layer is illuminated with blue light This causes molecules in the oxygen sensitive layer to enter an excited state Fig 4 3 Luminescence when oxygen is not present When not in the presence of o...

Page 18: ...eby the DO value is multiplied by a Z factor see Appendix I is used to calculate the TPO value The use of Uhlig s method is based on an oxygen balance between the oxygen dissolved in the liquid and th...

Page 19: ...number for the o DGM as issued by Haffmans BV must be stated in all correspondence Attention Before beginning any operations with the product you must be certain that the instrument is complete and th...

Page 20: ...e following steps take you to the Unit menu 1 Press Enter until the Haffmans logo appears Besides the software version number the o DGM serial number is also displayed 2 Press Enter again This takes y...

Page 21: ...ate Time Shut off time Display contrast Display times or the main menu 5 4 1 Date The arrow buttons can be used to alter the date Press Enter to go from the day to the month and then to the year Press...

Page 22: ...n to the main menu 5 5 Formula and product definition The DGM offers the possibility to define a CO2 calculation formula measurement process times and package data for each of 10 different products Wh...

Page 23: ...as follows Use the arrow buttons to select the desired formula and press Enter to confirm your choice Here you can choose from the formula options Standardbeer Standardcola and Use formula The formul...

Page 24: ...e the down arrow button to select the Calibration menu and press the Enter button Use the arrow button to select the Service screen menu on the c DGM or the Check P T menu on the i DGM 3 Now compare t...

Page 25: ...abilization time has been decreased 5 5 5 O2 sample time The time interval of the O2 measurement and the logging of the measurements in the memory can be set for a continuous O2 measurement The defaul...

Page 26: ...can only be used by personnel that carry the correct ID keys and because it automatically identifies the places cellars tanks piping where samples are taken For more information about equipping your D...

Page 27: ...follows 1 Use the arrow buttons to select the ID system password submenu and press Enter 2 Use the arrow buttons to select the ID Ignore option and press Enter The setting of the option Ignore ID is...

Page 28: ...d Use the arrow buttons to change the numbers and press Enter to go to the next digit Attention If you change the password remember it or write it in the space below If you lose the password contact y...

Page 29: ...2 Before the first measurement the instrument must be flushed with approximately one liter of liquid for later measurements a half liter is sufficient depending on the pressure on the DGM it takes ap...

Page 30: ...djust the flow rate so that no gas bubbles can escape into the measuring chamber The throttle valve may not stop the flow of the product If an O2measurement is chosen during the sampling the O2 value...

Page 31: ...e been identified There is a bar at the bottom of the display that gives the actual measurement values see figs 6 2 and 6 3 Fig 6 1 Identification BUSY MEASURING CO2 PROGRESS T 22 2 P 0 00 O2 90 Fig 6...

Page 32: ...urement These measurement programs are explained in more detail in the related sub sections The following steps take you to the Measurement choice menu 1 Press Enter until the Haffmans logo appears In...

Page 33: ...process O2 current 1 1 0 Measure O2 1 0 Display O2 1 0 Electrolysis 1 0 CO2 stabilization 1 0 Display T 1 0 Display P 1 0 Display CO2 1 0 0 1 2 3 4 5 6 7 8 Process duration 60 5 1 21 5 5 15 112 Second...

Page 34: ...1 03 AM O 77 Fig 6 6 Display during electrolysis Tel o C T 5 2 P 1 03 AM O 77 Fig 6 7 Display during temperature measurement p bar T 5 2 P 1 03 AM O 77 Fig 6 8 Display during pressure measurement CO2...

Page 35: ...quid and in gas 6 2 4 1 Continuous 02 measurement in liquid With this measurement facility the oxygen content is measured continuously while the liquid to be measured flows through the c DGM This sett...

Page 36: ...arry out an O2 calibration The c DGM can only measure gas when this is present atmospherically and with a slow flow This means that a flow meter must be connected to the instrument supply line The max...

Page 37: ...a number of methods to measure the headspace volume and the package volume Volumetric measurement If this method is used the sample is lost It can therefore not be used if the volume of each separate...

Page 38: ...The value displayed for Vhs is the value as set for the selected product This value can now be adjusted per ml if desired Pressing the Enter button confirms the Vhs and logs it with the measurement i...

Page 39: ...gain The main menu is displayed 3 Use the Down arrow button to select Logbook in the main menu and press Enter 4 Select Clear results or Clear last result in the Logbook menu and press Enter 5 This au...

Page 40: ...nection While charging the battery level bar moves to show that the battery is being charged 4 Disconnect the DGM from the charger after approximately 6 hours 5 Re install the protective cover on the...

Page 41: ...within 2 to 3 hours The end of the charging process will be signalled by a green LED 6 Disconnect the battery pack from the quick charger and unplug the quick charger from the plug socket 7 Install t...

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Page 43: ...ariable weather conditions or altitude differences We suggest that the pressure sensor be checked calibrated once per month Select the Configuration menu and the Calibration submenu to perform the cal...

Page 44: ...743 735 728 713 675 638 600 1 04 1 03 1 02 1 01 1 00 0 99 0 98 0 97 0 95 0 90 0 85 0 80 104 103 102 101 100 99 98 97 95 90 85 80 1 06 1 05 1 04 1 03 1 02 1 01 1 00 0 99 0 97 0 92 0 87 0 82 15 1 14 9 1...

Page 45: ...Connect a precision pressure source between 1 and 10 barg 14 50 and 145 04 psi or 1 02 and 10 20 kg cm2 9 Now enter the pressure of the connected pressure source in the DGM and press the Enter button...

Page 46: ...the Enter button for at least 3 seconds to return to the Haffmans menu 2 Press the Enter button to go to the main menu 3 Select the Configuration menu and press the Enter button 4 Select CO2 formula P...

Page 47: ...point calibration This method is recommended if a high accuracy for higher oxygen concentration when measuring with the LHO sensor or for low oxygen concentration when measuring with the WLO sensor i...

Page 48: ...ention Until software version 2 01 calibration using gases with 100 humidity From software version 2 02 calibration using dry gases The zero point calibration should be performed with a gas which cont...

Page 49: ...m To change the O2 unit select CUR O2 and press the Enter button Use the arrow buttons to change the unit and press the Enter button again to confirm the new unit 7 Select P Atm press the Enter button...

Page 50: ...c DGM is set to the oxygen units or a s In this case the currently displayed oxygen content is compensated for the actual relative humidity set 10 Now connect a calibration gas with a known oxygen co...

Page 51: ...e c DGM software program will return to the main menu If an error has occurred you will receive the notification Questionable calibration old calibration restored 14 You can also exit the Calibration...

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Page 53: ...iar with the applicable regulations for maintenance activities A Special cleaning When traces of contamination remain after a thorough cleaning the instrument must be partially filled with a suitable...

Page 54: ...versey P3 Horolith 283 Henkel P3 Trimeta S Special Henkel B Plunger pos 07 It is advisable to clean the plunger once a month If it is difficult to move the handle or the instrument is cleaned with a d...

Page 55: ...of the handle C Throttle valve chamber pos 12 Procedure 1 Unscrew the throttle valve pos 12 all the way out of the measurement chamber unit 2 Use the O ring puller from the service set to remove the...

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Page 57: ...rged Charge the batteries Charging voltage too high Check adapter The power supply is supplying an incorrect voltage level Check the power supply Electrolysis current too high Measurement aborted The...

Page 58: ...ow Check whether you are measuring within the sensor s measurement range If so recalibrate the oxygen sensor see chapter 7 4 9 2 Replacing the battery pack When the capacity of the battery pack has de...

Page 59: ...y from the service set 4 Remove the protective housing pos 06 from the plunger block pos 26 by first loosening it over the hose connectors pos 17 18 and then pulling it over the handle pos 20 5 Use th...

Page 60: ...ring 12 Carefully refit the plunger block with the new oxygen sensor into the c DGM so the light guide in the measurement chamber enters the hole opposite that of the oxygen sensor Attention All the O...

Page 61: ...ne stainless steel plate 10 2 Storage The instrument must be stored in a dry location and protected from mechanical and or chemical damage If the DGM is not going to be used for a long time the instru...

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Page 63: ...12 Plato and an apparent attenuation of 80 When the composition of the sample deviates from this standard the Haffmans CO2 formula must be adjusted by changing the constants A C and D Example for beer...

Page 64: ...ed for various oxygen units the conversion formulas used by the c DGM are shown below 100 20 95 saturation air 2 O 10000 2 O GAS ppm For Tm Temperature in C patm Atmospheric air pressure during the ox...

Page 65: ...T O2 MEASUREMENT O2 CONTINUOUS MEASUREMENT CO2 TPO COMBI MEASUREMENT TPO MEASUREMENT MAIN MENU ID SYSTEM PASSWORD USER ID PRESENT PLACE ID PRESENT IGNORE ID YES MASTER USER PRESENT PASSWORD MAIN MENU...

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Page 67: ...FIGURATION UNITS DATE TIME DISPLAY CO2 FORMULA PROD DEF LANGUAGE ID SYSTEM PASSWORD MAIN MENU PRODUCT CHOICE CURRENT PRODUCT1 PRODUCT 1 PRODUCT 2 PRODUCT 3 PRODUCT 4 PRODUCT 5 ID SYSTEM PASSWORD USER...

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Page 69: ...B V or your local representative or agent Always state the name of the instrument the article number the serial number and the Haffmans B V order or invoice number If there are other unanswered quest...

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Page 71: ...d to abnormal working or handling conditions If a fault is observed during the warranty period then it must be reported in writing The instrument accompanied by a description of the problem must be re...

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Page 73: ...declare entirely under our own responsibility that the product CO2 O2 MEASURING TYPE C DGM upon this statement has reference to is in conformity with the norms EN61326 EN55022 EN61000 3 2 EN61000 3 3...

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Page 75: ...GM 101 018 Foil for display i DGM 100 054 07 20 Plunger complete 100 107 12 Throttle valve 100 042 26 Plunger block c DGM excl oxygen sensor 101 017 26 Plunger block i DGM 100 025 06 Protective housin...

Page 76: ...with mains plug type Australia 101 066 Set high pressure hoses 6 x 12 mm standard 100 110 Set high pressure hoses 6 x 12 mm with metal couplings optional 101 008 Set hoses 6 4 x 11 1 mm optional 100 0...

Page 77: ...otective housing for plunger block 07 Plunger 08 Support bracket 09 Communication charging connector 10 Pressure sensor 11 Battery pack c DGM 9 6 V 2500 mAh 11 Battery pack i DGM 9 6 V 1300 mAh 12 Thr...

Page 78: ...i DGM 24 O ring for plunger block 104 074 25 O ring for measurement chamber 101 053 26 Plunger block c DGM excl oxygen sensor 26 Plunger block i DGM 27 Screw M5x30 28 O ring plunger block large 100 0...

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