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Manual

GA12

Drawing 42.

Ambient CO concentration shown in the Results screen (top bottom value).

Содержание GA-12

Страница 1: ...HAND HELD GAS ANALYSER Manual Version 1 0 11 2010 ...

Страница 2: ...ing the analyser 8 3 3 Screens 9 3 3 1 Results screens 9 3 3 2 Store 11 3 3 3 Action 12 3 3 4 Measurement parameters 13 3 3 5 Graph 16 3 3 5 1 Graph options 17 3 3 6 Menu 18 3 3 6 1 Settings 18 3 3 6 2 Burner regulation 19 3 3 6 3 Reports 19 3 3 6 4 Clock 21 3 3 6 5 Service 22 3 3 6 5 1 Calibration with gases 24 3 3 6 5 2 Pressure calibration 25 3 3 7 Print 26 4 Measurements 28 4 1 Pressure measur...

Страница 3: ...ndy housing The analyser is powered by four AA 1 5 alkaline batteries or by build in Li Ion battery it allows to work with the device for up to 16 hours without recharging Build in IR diode allows to communicate with the Martel thermal printer this makes possible to print the measurement results right in the measurement location We ask to devote some time to get familiar with this manual as it all...

Страница 4: ...rk in a tough conditions where there is no pos sibility to connect it to the mains 2 1 Electric connections The analyser has a number of electric and pneumatic connections They are all located on the top and bottom part of the analyser s housing The connections of the top part are shown in the drawing below Drawing 1 Analyser s connection in the top part of the housing 1 External power supply conn...

Страница 5: ...el 1 Gas probe 2 In line filter fitted on the gas probe s hose 3 Gas chamber with electrochemical sensors inside of the analyser Drawing 3 Elements of the gas channel 2 3 Supply GA 12 analyser is supplied by four R6 1 5V batteries or by internal Li Ion battery The analyser is equipped with external power supply connector located in the top part of the analyser s housing it is dedicated only to int...

Страница 6: ...e batteries are replaced with rechargeable ones and user will connect the power supply to analyser s connector the batteries will NOT be CHARGED One has to use third party char gers to recharge If the analyser is equipped Li Ion battery then the battery cover is secured with screw and the analyser is equipped with external power supply that charges the inside battery 6 ...

Страница 7: ...n action described in the display above this key 2 Power on button Middle action key When the device is off to turn it on press and hold this button When the device is already on this key evokes actions described in the display above the key 3 Left arrow key during data edition move cursor left It also allows to change an option or to call Graph screen 7 ...

Страница 8: ...hange the digit 3 2 Starting the analyser Before turning on the analyser do the following 1 Check the condition of the gas probe s in line filter If it is dirty or damaged it needs to be cleaned or replaced with the new one 2 Connect the gaseous tubing to the analyser s gas inlet 3 Place the gas probe in the fresh air it will be used for the initial calibration of gas sensors 4 Make sure that the ...

Страница 9: ...tion keys The drawing below shows an example Results screen Drawing 7 Results screen In the top part of the display there is an informative bar The meaning of the sym bols starting from the left 1 The first out four possible Results screen To switch between those screens use up down arrow keys M61 Informs about the the available memory for reports M61 means there is a space for another 61 reports ...

Страница 10: ...of the screen shows current results and calculations The analys er samples results every 2 seconds All values are averaged according to the selected averaging time Averaging time is set by user in the Measurement parameters Averaging time is used for smoothing the results The example 1 averaging time 2 seconds In time T0 the analyser shows result measured calculated in time T0 In time T2 the analy...

Страница 11: ...ntains all the measured values If the report is to contain the chimney draught or the soot test user must perform suitable measurement or to enter soot test results Drawing 9 Store screen Store Screen has three options Current results Results that are currently shown on the display currently measured are stored Single XL measurement Averaged results are stored XL extra large de scribes special dat...

Страница 12: ...ort If the analyser s memory is full the attempt to store another report will warn the user with the screen in the drawing below Drawing 10 Warning about the memory being full 3 3 3 Action Action screen is called from one of the Results screen by pressing the middle function key This screen contains quick access to functions useful during the measure ments Drawing 11 Action screen There are more f...

Страница 13: ...O test Leakage test starts test for gas system tightness Zero the pressure sensor this commend performs relative zeroing of the pressure sensor This means that the currently measured value of pressure is assumed as the zero It is important to perform the zero pressure sensor only before starting the measurements Moreover the analyser should be in the same position during the measurements as it was...

Страница 14: ...o change the O2 reference value from the analyser s settings the O2 reference value stored in fuel parameters is used Fuel Currently set fuel its parameters are used for all the calculations Fuel parameters are stored in the analyser from the PC software From the analyser s menu user can select one of the stored fuels use Change func tion key or left right arrow keys The fuel number is display on ...

Страница 15: ...oil 15 4 42 7 0 50 0 007 52 3 10 53 11 20 48 0 F1 Natural gas 11 7 35 9 0 37 0 009 32 3 8 56 9 54 56 0 F2 Town gas 13 1 16 1 0 35 0 011 32 3 3 61 3 90 60 0 F3 Coke oven gas 10 2 17 4 0 29 0 011 32 3 3 86 4 28 64 3 F4 Liquid gas 14 0 9 32 0 42 0 008 32 3 22 30 24 36 55 0 F5 Extra light oil 15 3 4 18 0 42 0 000 52 3 10 53 11 20 47 0 Table 1 Parameters of the standard set of fuels Önorm Austrian Name...

Страница 16: ...current result is displayed on the right side of the graph the oldest values are on the left The graph is scrolled from left to right according to the time passing Drawing 13 Graph screen Graph screen contains the following elements 1 Y axis maximum value 2 Currently measured value or if the marker is on the value indicated by the marker 3 Value s unit in the drawing it is voltage unit V It appear...

Страница 17: ... on off the selected op tion Description of the graph options Marker Shows hides the marker on the graph Y axis allows to change the way the Y axis is defined Auto the scale is set automatically according to the minimal and max imal value currently visible in the screen Full the scale is equal to the maximum possible range for the specified value Manual the scale is defined by user in the PC softw...

Страница 18: ...ttings Burner regulation monitors the most important parameters of the burner to ease with its regulation Reports allows to view the reports stored in the device memory Clock allows to change clock settings Service Service settings 3 3 6 1 Settings Drawing 16 Settings screen Basic settings of the analyser Navigate using up down arrow keys change set tings by pressing Change function key or by left...

Страница 19: ...ble to or der the device with your national language In case of accidental change of language to restore the default language press left function key when start ing up the analyser The default analyser s language is selected from the PC software 3 3 6 2 Burner regulation Drawing 17 Burner regulation screen Burner regulation screen is useful when user needs to regulate a burner On the left side of ...

Страница 20: ...ree measure ments in case of triple XL test report In case of single report the left and the middle column show the same results as shown in the drawings below The right column shows the label and the unit of the value In the top bar there is an info about the type of the stored report 1 1 Single XL test 1 3 2 3 3 3 triple XL test a b Drawing 19 Report s results screen a Single XL test 1 1 b Tripl...

Страница 21: ...f all three 3XL test in one printout Be sure that the printer is on and that its receiver is directed at the top part of the analyser where the IR communication diode is installed To erase a report from analyser s memory press Erase function key You will be asked to confirm deletion with the screen below Drawing 22 Confirmation before erasing a report from analyser s memory Esc returns to previous...

Страница 22: ... 24 Time adjustment Date Drawing 25 Date adjustment Date format allows to select how the date is displayed two formats are available dd mm yy day month year or mm dd yy month day year 3 3 6 5 Service Options available in the Service menu should be carried out by authorised staff Changes of options here may cause improper operation or even malfunction Drawing 26 Service menu screen 22 ...

Страница 23: ...ng 28 Control list screen Calibration with gases allows gaseous calibration of the device Pressure calibration allows to perform pressure sensor calibration Asian languages allows to display Asian language characters If the device is equipped with large Flash memory 512 kB it is possible to load Chinese language via PC software If the access to the calibration options is restricted it is possible ...

Страница 24: ...ration data which in a consequence makes the device useless for the measurements Therefore the calibration procedure can be taken only as the last resort Be sure you are familiarised with the procedure and you are equipped with suitable calibration gases The calibration of the sensor is made with a reference calibration gas of a known concentration The reference gas should be applied to the sensor...

Страница 25: ...ion Follow the steps below to proceed with the calibration 1 Enter the concentration value of your reference gas 2 Supply the analyser with the reference gas for at least four minutes wait un til the signals in columns ppm and S are stable 3 Confirm the calibration by pressing OK function key 3 3 6 5 2 PRESSURE CALIBRATION Before proceeding with the pressure calibration the warning screen is displ...

Страница 26: ...es Measured current values of signal uV and pressure Pa Stored values of signal and pressure from the last pressure calibration Below the table there is a reference pressure value Press Change function key to enter the reference pressure measured with the precise reference pressure sensor Follow the steps below to proceed with the calibration 1 Enter the value of the reference pressure 2 Supply th...

Страница 27: ...d by pressing left right arrow key Printout forms can be defined from the PC software Forms 1 4 can be freely defined by user forms 5 8 are defined by producer and cannot be modified Forms 5 and 6 are defined for measurement results forms 7 and 8 are defined for reports Before printing turn the printer on and direct its communication IR diode towards the analyser s IR diode the maximal distance be...

Страница 28: ...ey returns to the previous screen 4 2 Ambient CO test Ambient CO test is called from the screen Action The analyser measures the concentration of CO gas in the ambient air for the 60 seconds and stores the averaged result from the test in the analyser s memory Drawing 38 CO ambient test screen On enter the Ambient CO screen shows the result from the previous test value means there was no previous ...

Страница 29: ...nge the threshold press left right arrow keys or OK function key To return to previous window use Esc or func tion keys The Ambient CO test is preceded with the screen below Drawing 40 Confirmation of the Ambient CO test During the test the analyser shows time till the end of the test in the top right corner of the screen In the middle of the screen the averaged result since the beginning of the t...

Страница 30: ...www madur com Manual GA12 Drawing 42 Ambient CO concentration shown in the Results screen top bottom value 30 ...

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