Seitron CHEMIST 400 Use And Maintenance Manual Download Page 26 | Manualshive

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Summary of Contents for CHEMIST 400

Page 1: ...tronici di regolazione misura e controllo CHEMIST 400 CHEMIST 400 CHEMIST 400 CHEMIST 400 Combustion Analyzer Combustion Analyzer Combustion Analyzer Combustion Analyzer USE AND MAINTENANCE USE AND MAINTENANCE USE AND MAINTENANCE USE AND MAINTENANCE MANUAL MANUAL MANUAL MANUAL dispositivi elettronici di regolazione misura e controllo TÜV SÜD approved EN 50379 1 EN 50379 2 1 BimSchV RgG 291 ...

Page 2: ... 4 5 Connecting the combustion air temperature probe 18 4 6 Connecting the TcK probe 18 4 7 Keypad overview 19 4 8 Info Menu 20 4 8 1 Flow Chart Info Menu 21 4 9 Analysis configuration menu 23 4 9 1 Flow Chart Analysis configuration menu 25 4 10 Instrument configuration menu 30 4 10 1 Flow Chart Instrument configuration menu 31 4 11 Memory Menu 33 4 11 1 Flow Chart Memory Menu 34 4 12 Print Menu 3...

Page 3: ...e filter 66 6 6 Replacing the gas sensors 66 6 7 On site recalibration 70 6 7 1 Flow Chart On site recalibration 70 6 8 Replacing the battery pack 73 6 9 Replacing the printer paper roll 74 7 0 TROUBLESHOOTING 75 7 1 Troubleshooting guide 75 8 0 SPARE PARTS AND TECHNICAL ASSISTANCE 77 8 1 Spare parts 77 8 2 Accessories 77 8 3 Service Centres 77 ANNEX A Analysis report examples 79 ANNEX B Declarati...

Page 4: ...posal Button with symbol for dialouge operation with keypad IMPORTANT INFORMATION Symbol Meaning Comments Seitron S p A Tel 39 0424 567842 Fax 39 0424 567849 CHEMIST 404S SN 000001 Ver 1 00 PN 000000 CRC 3F5C SERVICE Read information carefully and prepare safety appropriate action To prevent any danger from personnel or other goods Disobey of this manual may cause danger to personnel the plant or ...

Page 5: ...it is possible to use the measuring instrument in following application area Service engineers mechanics of burner boiler manufacturers Service industrial combustion plants The measuring instrument is approved for measurements under German regulations on immissons protection 1 BImSchV 1 Additional functions of the measuring instrument Flue gas analysis according 1 BImSchV or qA mean value selectab...

Page 6: ...ow that the user can replace the sensors himself without having to send the instrument back to the technical assistance centre in fact the sensors are pre calibrated and CHEMIST 400 does not need recalibrating Moreover Operator interface user friendly so much so that it can be used without the instruction manual Luminous and large LCD display easy readability thanks to the Zoom function and effect...

Page 7: ...ANDABLE TO 4 SENSORS AUTOMATIC AUTOZERO CO DILUTION CALIBRATION CERTIFICATE INSTRUCTION MANUAL FUMES PICKING PROBE 180mm COMBUSTION AIR TEMPERATURE PROBE CONDENSATE TRAP PRESSURE MEASURING KIT BATTERY CHARGER BATTERY CHARGER CABLE EUROPEAN PLUG PC SOFTWARE HARD CASE ROLL OF PAPER PRINTER BLUETOOTH CHEMIST 400B CO SENSOR CHEMIST 400X 1 1 This model refers to all customised configurations which diff...

Page 8: ...ooth optional Communication range 100 meters free field Manufacturer FREE2MOVE Model F2M03GLA CLASS 1 Bluetooth SIG Qualification Design QDL Certificate B012541 Certification EC R TTE 0681 Line filter With replaceable cartridge 99 efficient with 20um particles Suction pump 1 2 l min heads at the flue up to 135mbar Condensate trap Outside the instrument Carbon black Using an external hand pump it i...

Page 9: ...uring differential pressure I I I I A connector fumes exhaust probe input by means of a complete condensate separator unit L L L L P connector positive input for measuring draught N N N N Battery charger socket O O O O Serial cable socket for connecting to the draught gauge and to the ancillary probes M M M M Temperature Tc K female connector Q Q Q Q Female connector for connecting the combustion ...

Page 10: ...plastic handgrip see of Fig 2 2 Length of the steel probe is 180 mm 300 mm 750 mm and 1000 mm with adapter cone for the flue hole diameter 8 22 mm A flexible probe is also available with a 300 mm long tip for measuring inside flues where the fumes picking point is difficult to reach All probes have a nominal outside diameter of 8 mm Connection to an analyser via a 3 metre rubber hose and replaceab...

Page 11: ...nputs The positive input P is used to measure pressure in general and for the tightness test The negative input P is used to measure draught in accordance with standard UNI10845 the branch of the fume exhaust probe without the anti condensation filter should be connected to it for simultaneous draught measurement and combustion analysis The positive input P and negative input P are used simultaneo...

Page 12: ... connector for connecting to the analyser Probe for measuring the ionisation current With this special probe it is possible to measure the ionisation current of a boiler and check its value depending on the boiler s technical features Calibration certificate The instrument is calibrated by comparing to specimen samples provided by a Metrology Lab certified periodically by internationally recognise...

Page 13: ... measured value CO Hi range Electrochemical sensor 0 10 00 vol 0 01 vol 0 1 vol 0 2 00 5 measured value 2 01 10 00 NO Electrochemical sensor 0 5000 ppm 1 ppm 5 ppm 0 100 ppm 5 measured value 101 5000 ppm NO Low range Electrochemical sensor 0 500 ppm 0 1 ppm 2 ppm 0 40 0 ppm 5 measured value 40 1 500 0 ppm NOx Calculated SO2 Electrochemical sensor 0 5000 ppm 1 ppm 5 ppm 0 100 ppm 5 measured value 1...

Page 14: ...g operations and analysis to proceed The battery will be recharged whilst the instrument is being used The battery charging cycle takes up to 3 hours for a complete charge and finishes automatically ATTENTION If the instrument is not going to be used for a long time we suggest recharging it at least once every 4 months 3 3 1Checking and replacing the batteries The status of the internal battery ca...

Page 15: ...TAGE RANGES BETWEEN 90Vac AND 264Vac INPUT FREQUENCY 50 60Hz THE LOW VOLTAGE OUTPUT IS 12 VOLT WITH AN OUTPUT CURRENT GREATER THAN 1 5A LOW VOLTAGE SUPPLY CONNECTOR DC PLUG 2 1x5 5x9 mm WITH CENTRAL POSITIVE AND EXTERNAL GND IF AN UNSUITABLE POWER SUPPLY IS CONNECTED IT CAN DAMAGE THE INSTRUMENT USE ONLY THE ONE SUPPLIED WITH IT ...

Page 16: ...nalyser are O2 20 sec at 90 of the measured value CO H2 50 sec at 90 of the measured value CO 50 sec at 90 of the measured value NO 40 sec at 90 of the measured value NO2 50 sec at 90 of the measured value SO2 50 sec at 90 of the measured value It is therefore suggested to wait 5 minutes anyway not less than 3 minutes in order to get reliable analysis data If sensors of poison gases are submitted ...

Page 17: ...long and connector for its connection to the analyser 4 6 Connecting the TcK probe Using the same input as for the K thermocouple the same used for fumes temperature it is possible to measure the water delivery and return temperature by connecting some special probes If temperature is taken on the pipe it is suggested to use arc probes with a suitable diameter 1 2 3 4 5 6 7 8 KEEP THE CONDENSATE T...

Page 18: ...rn on off the instrument it is necessary to press and hold the On Off button for at least 2 seconds On Off Select Modify Confirm Cancel Exit Memory Menu Print Menu Measurements Menu Configure Menu Info Menu Analysis Menu Zoom on Analysis Draught Menu 1 2 3 4 5 6 7 8 ...

Page 19: ...ors thus allowing for a quick troubleshooting in case of issues referable to the sensors Gas path check Tests the tightness of the gas probe pneumatic path Memories diagnostics At instrument turn on the firmware performs a full check on the physical efficiency of all types of HW memories installed on the instrument as well as on the integrity of the data stored into them Any issue is evidenced in ...

Page 20: ...en detected data err Sensor memory data error Unknown The instrument FW needs to be updated pos err Sensor installed in the wrong position cal err Calibration error curr err Currents out of range non config This sensor is not to be used because it has not been accepted in the page type of sensor Battery status Sensors Config Sensors diagnostic Gas Path Check Memories diagnostic INFORMATION This sc...

Page 21: ...fig Sensors diagnostic Gas Path Check Memories diagnostic INFORMATION Connect to port P Apply cap to probe Press OK to start GAS PATH CHECK Connect to port P Apply cap to probe Press OK to start please wait GAS PATH CHECK Connect the flue gas sampling probe and filter unit assembly to the instrument Fully insert the black rubber cap on the gas probe tip as shown in the following picture Black rubb...

Page 22: ...he burner efficiency figure when condensation takes place is influenced by atmospheric pressure and humidity of the combustion air As the atmospheric pressure is hardly precisely known the operator is asked to enter a related parameter i e the altitude of the place above the sea level from which the pressure is then derived once the dependency from atmospheric conditions is neglected In calculatio...

Page 23: ...other than 3 default value Autozero Pump This submenu is used to set the duration of the analyser auto calibration cycle It may also be used to switch off or switch on the sample pump temporarily The sample pump cannot be switched off if the auto calibration cycle is under way Operator The name of the operator conducting the analysis may be set or modified through this submenu A maximum of three n...

Page 24: ...V 49650 kJ kg FUEL PARAMETERS Natural gas Propane L P G Butane Diesel oil FUEL A1 0 6800 B 0 0070 CO2t 15 10 LHV 42700 kJ kg HHV 45500 kJ kg FUEL PARAMETERS Propane L P G Butane Diesel oil Fuel oil FUEL A1 0 6800 B 0 0070 CO2t 15 70 LHV 41300 kJ kg HHV 43720 kJ kg FUEL PARAMETERS L P G Butane Diesel oil Fuel oil Propane Air FUEL A1 0 6300 B 0 0080 CO2t 13 90 LHV 45730 kJ kg HHV 49650 kJ kg FUEL PA...

Page 25: ... as C F Fuel Measurement units O2 Reference Automatic analysis Condensation CONFIGURATION CO NO NOx Pressure Temperature MEASUREMENT UNITS ppm hPa C mg m3 CO NO NOx Pressure Temperature MEASUREMENT UNITS ppm hPa C ppm CO NO NOx Pressure Temperature MEASUREMENT UNITS ppm hPa C ppm CO NO NOx Pressure Temperature MEASUREMENT UNITS mg m3 hPa C mg m3 CO NO NOx Pressure Temperature MEASUREMENT UNITS ppm...

Page 26: ... Print AUTOMATIC ANALYSIS auto s 120 manual Mode Duration Print AUTOMATIC ANALYSIS auto s 120 manual Mode Duration Print AUTOMATIC ANALYSIS auto s 120 manual Mode Duration Print AUTOMATIC ANALYSIS auto s 120 manual Mode Duration Print AUTOMATIC ANALYSIS auto s 130 manual Mode Duration Print AUTOMATIC ANALYSIS auto s 120 auto Fuel Measurement units O2 Reference Automatic analysis Condensation CONFI...

Page 27: ... Automatic analysis Condensation NOx NO factor Alarms CONFIGURATION Number Measure Active Limit Unit ALARMS maximum CO 1 1500 ppm Number Measure Active Limit Unit ALARMS maximum CO ev 2 2000 ppm Number Measure Active Limit Unit ALARMS maximum CO ev 1 1500 ppm Number Measure Active Limit Unit ALARMS maximum CO 1 1500 ppm Number Measure Active Limit Unit ALARMS maximum CO 1 1500 ppm Number Measure A...

Page 28: ...press the key on the keypad In this way the letter preceding the cursor can be cancelled after which the desired text can be entered or the user can confirm and exit Condensation NOx NO factor Alarms Autozero Pump Operator CONFIGURATION 1 2 3 OPERATOR ID Mario Rossi_ 9 TEXT EDITING 1 Mario Rossi 2 3 OPERATOR ID Luigi Bindi_ 9 TEXT EDITING 1 Mario Rossi 2 Luigi Bindi 3 OPERATOR ID Mario Bianchi_ 9 ...

Page 29: ...de CO Auto Dilution When applicable The CO sensor is protected by a pump which in case of need can inject clean air in the gas path in order to dilute the gas concentration measured by the sensor This function can be either triggered by the overcoming of a CO concentration threshold which can be set by the user or in case it is known that the flue gases contain high CO concentration kept enabled a...

Page 30: ... 12 12 12 12 12 Time Date Mode TIME DATE EU 12 12 12 12 12 Time Date Mode TIME DATE EU 12 12 12 13 12 Bluetooth Calibration Display contrast Time date CO Auto Diluition CONFIGURATION Activates the Configure Menu All selected data can be modified by pressing cursor keys To cancel changes and return to the previous menu press Analysis config Instrument config CONFIGURATION Analysis config Instrument...

Page 31: ...ode Limit CO AUTO DILUTION auto ppm 4500 Buzzer BUZZER on Buzzer BUZZER on Buzzer BUZZER off Display contrast Time date CO Auto Diluition Micromanometer Buzzer CONFIGURATION Inlet MICROMANOMETER P Inlet MICROMANOMETER P Inlet MICROMANOMETER P Calibration Display contrast Time date CO Auto Diluition Micromanometer CONFIGURATION Time date CO Auto Diluition Micromanometer Buzzer Language CONFIGURATIO...

Page 32: ...ata stored in the active memory Select memory Allows the user to select the memory within which to record any effected analyses or other data such as draught smoke and ambient CO NO values When the menu is accessed a preview of all saved data will appear Recall memory This menu just like the previous one lets the memory be selected on the basis of the stored position or storage date thereby lettin...

Page 33: ...NALYSIS SAVE QUIT Save analysis Display average Select memory Recall memory Delete single MEMORY Save analysis Display average Select memory Recall memory Delete single MEMORY Mem 001 Date 19 10 10 Time 18 22 Name Rossi Mario Casaletto RECALL MEMORY 1 2 3 D S A Mem 001 Date 19 10 10 Time 18 22 Name Rossi Mario Casaletto RECALL MEMORY 1 2 3 D S A 1 19 12 10 15 30 2 19 12 10 16 00 3 19 12 10 16 30 A...

Page 34: ...lect memory Recall memory Delete single Delete all MEMORY WARNING Delete all data in the memory 001 DELETE SINGLE QUIT DELETE WARNING Delete all data in the memory 001 Please wait DELETE SINGLE WARNING Delete all data in all memories Please wait DELETE SINGLE Natural gas Altitude 0 m R H air 50 Mario Rossi MEAS CONDITIONS 0 12hPa T esterna 20 C RECALL DRAFT CO 0PPM NO 0PPM AMBIENT CO NO WARNING Re...

Page 35: ...rogrammed in the configuration menu measurements sampled in the combustion analysis and when sampled the draught smoke and CO NO ambient gas values Partial only reports the combustion analysis measurement values and informations without any header comments or blank lines for operator comments Total is arranged with the complete layout of the average analysis followed by the single analysis measure...

Page 36: ...ORT full running Memory Analysis Model PRINT REPORT PRINT QUIT full 1 001 Memory Analysis Model Please wait PRINT REPORT full 1 001 Memory Analysis Model PRINT REPORT PRINT QUIT full average 001 Memory Analysis Model Please wait PRINT REPORT full average 001 Paper feed PAPER FEED START QUIT Paper feed PAPER FEED STOP Copies Model PRINT SETUP full 1 Copies Model PRINT SETUP full 1 Copies Model PRIN...

Page 37: ...d start searching Bluetooth PRINTER PAIRING MAC1 000A3A835B32 MAC2 00190127D996 MAC3 00188D3D5419 PRINTER PAIRING MAC1 000A3A835B32 MAC2 00190127D996 MAC3 00188D3D5419 PRINTER PAIRING The instrument detects and shows all the Bluetooth devices found Select the MAC code of the printer that must be connected 0000_ TUVXYWZ 012345678 PRINTER PIN Enter the PIN code of the selected printer to complete th...

Page 38: ...e fumes CO diluted Increase system of the measurement range and protection of the CO sensor T Difference between flue gases temperature and combustion supply air temperature NOx Nitrogen oxides concentration in flue gases Qs Percentage of heat lost through the stack ηs Sensible efficiency This is the burner efficiency calculated according to the UNI 10389 1 standard as ratio between the convention...

Page 39: ... 8 6 8 6 8 6 η η η ηs s s s 91 4 91 4 91 4 91 4 η η η ηt t t t 91 4 91 4 91 4 91 4 RefO2 Auto 001 Tf Tf Tf Tf 190 1C 190 1C 190 1C 190 1C Ta Ta Ta Ta 15 4C 15 4C 15 4C 15 4C T T T T 174 7C 174 7C 174 7C 174 7C RefO2 Auto 001 CO CO CO CO 146p 146p 146p 146p NO NO NO NO 40p 40p 40p 40p SO SO SO SO2 2 2 2 41p 41p 41p 41p RefO2 Auto 001 NOx NOx NOx NOx 40p 40p 40p 40p RefO2 Auto 001 Auto 001 O2 4 2 CO...

Page 40: ...essing the Analysis key once more and starting from any of the above screens the user may proceed as follows Mem 01 Fuel Natural gas Oper Mario Rossi Rep full Mode manual ANALYSIS SETUP ANALYSIS SETUP ANALYSIS SETUP ANALYSIS SETUP Mem 001 Date Time Name SELECT MEMORY 1 2 3 D S A Natural gas Propane L P G Butane Diesel oil FUEL 1 Mario Rossi 2 Luigi Bindi 3 OPERATOR ID Copies Copies Copies Copies M...

Page 41: ...toring the analysis data Activates the Draught Menu 4 14 1 Flow Chart Draught Menu Before starting the pressure zeroing sequence pay attention to remove the gas probe from the stack Insert the probe in the stack and measure the draught In order to add the draught value to those of the ongoing analysis please select KEEP through the right arrow key then press For a printout of the ticket with the d...

Page 42: ...LAIR supplied to measure a pressure value within the range stated in the technical features connect the pipe to P input During the pressure measurement the HOLD function is made available which allows to freeze the value shown on the display by pressing HOLD key Tightness test Chemist 400 can perform the tightness test on heating plants which use combustible gases according to the standards UNI 71...

Page 43: ...does not provide a reference pressure in this situation so the reference pressure is taken like test gas is the same Test result should be considered only indicative Chemist 400 allows the operator to customize the stabilization phase through the following parameter in the stabilization menu WAIT TIME the stabilization phase duration can be set in the 1 99 minutes range As the UNI 11137 2012 stand...

Page 44: ...e instrument inputs is displayed After having zeroed the instrument and subsequently having charged the piping to a pressure close to the reference values indicated tightness test can be started through the option TEST which actually starts the stabilization phase In the stabilization screen the following values are displayed P Actual pressure measured by the instrument in the selected measurement...

Page 45: ...liant not suitable for operation when the leakage flow is greater than 5 dm3 h for methane and greater than 2 dm3 h for LPG In this situation the measured leakage is such that the piping is not suitable for operation and must immediately placed out of order Once the leakage problem has been fixed the piping must tested again for its tightness according to the UNI 7129 standard TcK Temperature The ...

Page 46: ...temperature MEASUREMENTS Smoke Ambient CO NO Pressure Tightness test TC K temperature MEASUREMENTS Smoke Ambient CO NO Pressure Tightness test TC K temperature MEASUREMENTS Ambient CO NO Pressure Tightness test TC K temperature Pt100 temperature MEASUREMENTS Measure 1 2 Measure 2 Measure 3 Average value 2 SMOKE Print report Print setup Paper feed Print test PRINT Print report Print setup Paper fee...

Page 47: ...bilization UNI 7129 STANDARD Charge the pipe to the test pressure 100 00 hPa UNI 7129 STANDARD 0 06hPa UNI 7129 STANDARD ZERO TEST 0 00hPa UNI 7129 STANDARD ZERO ZERO ZERO ZERO TEST TEST TEST TEST 100 00hPa UNI 7129 STANDARD ZERO TEST P 100 00hPa P1 0 00hPa Wait time 20 00 OK to proceed STABILIZATION P1 100 00hPa P2 99 99hPa P 0 01hPa Result 15 00 UNI 7129 STANDARD WARNING End the tightness test U...

Page 48: ...VOLUME 18 0 dm3 Vtot Volume measure Add tube Subtract tube Zero volume PIPING VOLUME 01 0 dm3 8 Vtot Volume measure Add tube Subtract tube Zero volume PIPING VOLUME 18 0 dm3 Take one syringe 100 ml of gas From the piping then press OK VOLUME MEASURE Inject the syringe contents in the piping VOLUME MEASURE Pressure not stable Please wait VOLUME MEASURE Selected test is valid for volume pipes up to ...

Page 49: ... Vtub 0 0 dm3 Material Copper Diameter 20 mm Length 0 0 m SUBTRACT TUBE Select the nominal diameter with the keys Select the figure to be modified with the keys Modify the v a l u e o f t h e highlighted figure with keys Start test Stabilization Piping volume Combustible gas Test gas UNI 11137 STANDARD Natural gas L P G UNI 11137 STANDARD WARNING Zero piping volume STABILIZATION QUIT ZERO WARNING ...

Page 50: ...TEST 0 00hPa UNI 11137 STANDARD ZERO TEST Pressurize the piping and select TEST with the key 100 00hPa UNI 11137 STANDARD ZERO TEST P 100 00hPa P1 0 00hPa Wait time 20 00 OK to proceed STABILIZATION P1 100 00hPa P2 99 99hPa P 0 01hPa Qtest 0 0dm3 h Qref 0 0dm3 h Result tight UNI 11137 STANDARD Automatically after a few seconds Start test Stabilization Piping volume Combustible gas Test gas UNI 111...

Page 51: ...s and take the user back to the previous level menu Mem 001 Fuel Natural gas Oper Rep full Mode manual MEMORY When depressed for at least 2 seconds turns the instrument on Autozero cycle end Adjusts the display contrast Or automatically after 10 seconds Natural gas L P G Diesel oil Fuel oil Methane G20 FUEL 1 2 3 OPERATOR ID Copies Model PRINT SETUP full 1 Mode AUTOMATIC ANALYSIS manual CHEMIST 40...

Page 52: ...his is not possible must comply with the boiler manufacturer s instructions In order to position the probe correctly a reliable support must be provided by drilling a 13 16 mm hole in the manifold unless already present and screwing in the positioning cone provided with the probe in this way no air is drawn from the outside during sampling The screw on the cone allows the probe to be stopped at th...

Page 53: ...when in automatic mode Draught Smoke and ambient CO NO measurements must be taken before initiating the flue gas analysis If on the other hand manual analysis mode is chosen flue gas analysis will proceed manually please see relative Flow Chart In this case the print settings and automatic test duration will not be considered At this point manual analysis may commence first waiting at least two mi...

Page 54: ...LYSIS manual RefO2 Auto 001 O2 4 2 CO2 9 3 λ n 1 25 Tf 190 1C Ta 15 4C T 74 7C Qs 8 6 ηs 91 4 ηt 91 4 CO 146p NO 40p SO2 41p CHEMIST 404S SN 00001 Ver 1 01 WARNING Insert the gas probe in the chimney AUTOZERO STARTED WARNING Starting combustion analysis AUTOZERO STARTED Mem 001 Date 19 10 10 Time 18 22 Name Rossi Mario Casaletto RECALL MEMORY 1 2 3 D S A Autozero 25 Bat 94 Time 11 33 Date 09 18 03...

Page 55: ...PRINT Copies Model PRINT SETUP full full full full 1 Print report Print setup Paper feed Print test Printer type PRINT Memory Analysis Model PRINT REPORT PRINT QUIT full 1 001 RefO2 O2 4 2 CO2 9 3 λ n 1 25 Tf 190 1C Ta 15 4C T 74 7C Qs 8 6 ηs 91 4 ηt 91 4 CO 146p NO 40p SO2 41p RefO2 O2 4 2 CO2 9 3 λ n 1 25 Tf 190 1C Ta 15 4C T 74 7C Qs 8 6 ηs 91 4 ηt 91 4 CO 146p NO 40p SO2 41p RefO2 O2 4 2 CO2 9...

Page 56: ...t memory Recall memory Delete single MEMORY RefO2 O2 4 2 CO2 9 3 λ n 1 25 Tf 190 1C Ta 15 4C T 74 7C Qs 8 6 ηs 91 4 ηt 91 4 CO 146p NO 40p SO2 41p RefO2 O2 4 2 CO2 9 3 λ n 1 25 Tf 190 1C Ta 15 4C T 74 7C Qs 8 6 ηs 91 4 ηt 91 4 CO 146p NO 40p SO2 41p RefO2 O2 4 2 CO2 9 3 λ n 1 25 Tf 190 1C Ta 15 4C T 74 7C Qs 8 6 ηs 91 4 ηt 91 4 CO 146p NO 40p SO2 41p RefO2 O2 4 2 CO2 9 3 λ n 1 25 Tf 190 1C Ta 15 4...

Page 57: ...Automatically after a few seconds the report is printed RefO2 O2 4 2 CO2 9 3 λ n 1 25 Tf 190 1C Ta 15 4C T 74 7C Qs 8 6 ηs 91 4 ηt 91 4 CO 146p NO 40p SO2 41p RefO2 001 1 120 O2 4 2 CO2 9 3 λ n 1 25 Tf 190 1C Ta 15 4C T 74 7C Qs 8 6 ηs 91 4 ηt 91 4 CO 146p NO 40p SO2 41p RefO2 001 2 120 O2 4 2 CO2 9 3 λ n 1 25 Tf 190 1C Ta 15 4C T 74 7C Qs 8 6 ηs 91 4 ηt 91 4 CO 146p NO 40p SO2 41p RefO2 001 3 120...

Page 58: ...resistive transducer to measure positive and negative pressures This sensor which is mounted on the instrument is of the differential type If the special KIT is purchased the sensor can be used to measure the differential pressure thanks to the positive and negative pressure connectors The measuring range varies between 1000 Pa and 20000 Pa 1 2 3 4 5 6 7 8 ...

Page 59: ...1 Flex Sensor CO H2 Cod AACSE12 Flex Sensor NO Cod AACSE10 Flex Sensor NO2 Cod AACSE14 Flex Sensor SO2 Cod AACSE13 Flex Sensor CO 100 000 ppm Cod AACSE17 Flex Sensor CO 20 000 ppm Cod AACSE18 FLEX Sensor CxHy 0 5 00 vol related to CH4 Cod AACSE23 Flex Sensor sniffer Cod AACSE19 Flex Sensor CO H2 low range Cod AACSE24 Flex Sensor NO low range Cod AACSE25 Flex Sensor NO2 low range Cod AACSE26 Flex S...

Page 60: ...ALIBRATION FLEX Sensor O2 Cod AACSE11 O2 Oxygen Yellow 24 months not necessary FLEX Sensor CO H2 Cod AACSE12 CO Carbon Monoxide Red 48 months Yearly 2 FLEX Sensor NO Cod AACSE10 NO Nitrogen Oxide Orange 48 months Yearly 2 FLEX Sensor NO2 Cod AACSE14 NO2 Nitrogen Dioxide Withe 36 months Yearly 2 FLEX Sensor SO2 Cod AACSE13 SO2 Sulphur Dioxide Green 36 months Yearly 2 FLEX Sensor CO 100 000 ppm Cod ...

Page 61: ...ors follow all the steps described in the paragraph MAINTENANCE under gas sensors replacement POSITION S4 POSITION S1 POSITION S2 POSITION S3 CHEMIST 403 3 sensors expandable to 4 sensors POSITION S4 POSITION S1 POSITION S2 POSITION S3 CHEMIST 402 2 sensors expandable to 3 or 4 sensors 1 2 3 4 5 6 7 8 THE INSTRUMENT AUTOMATICALLY DETECTS WHEN AN ADDITIONAL SENSOR IS INSTALLED OR HAS BEEN REMOVED T...

Page 62: ...ne 1 34 Value reading value x gain adjustment Example 1 34 x 1 67 2 24 5 7 Installing the CxHy sensor When the CxHy position S3 S4 is mounted in the instrument it is mandatory to configure the autozero by set ting it at 180 seconds in order to allow for a proper pre heating of the sensor itself The instrument battery life once the CxHy is installed lasts 10 hours provided no printing is made 1 2 3...

Page 63: ... of CO2 produced To avoid this drawback the only way to know the amount of CO2 produced in a combustion process with mixed fuel is to measure the CO2 with special NDIR sensors 5 9 Installing the CO2 sensor When the CO2 position S3 S4 is mounted in the CHEMIST 400 it is mandatory to configure the autozero by setting it at 60 seconds in order to allow for a proper pre heating of the sensor itself Fu...

Page 64: ...plete overhaul and thorough internal cleaning SEITRON s highly qualified staff is always at your disposal and will provide you with all the sales technical application and maintenance details required The service centre will always return the instrument to you as new and in the shortest time possible Calibration is performed using gases and instruments comparable with National and International Sp...

Page 65: ... obstructed 6 6 Replacing the gas sensors The gas sensors of the instrument shall be periodically replaced see the following table with new or recalibrated sensors The user can easily perform this replacement operation according to the following instructions 2 Extract the cover to have access to the sensor compartment 1 Undo the two fixing screws on the sensor compartment cover Blackened particula...

Page 66: ...013 Electrical connection 3 Locate the sensor to be replaced here is an example of a connected sensor to be replaced 4 Disconnect the sensor to be replaced here is an example of a disconnected sensor to be replaced 1 2 3 4 5 6 7 8 ...

Page 67: ...yonet connected to its socket rotate it anticlockwise to remove it Here is an example of a rotated sensor 6 After rotating the sensor pull it upward here is an example of the sensor compartment with a sensor removed While rotating the sensor take care not to exert any pressure onto the printed circuit above exert pressure only onto the plastic body 1 2 3 4 5 6 7 8 ...

Page 68: ...2 Cod AACSE20 CO Carbon Monoxide S2 2 hours 1 FLEX Sensor NO Cod AACSE10 NO Nitrogen Oxide S3 48 hours 2 FLEX Sensor NO2 Cod AACSE14 NO2 Nitrogen Dioxide S3 S4 2 hours 1 FLEX Sensor SO2 Cod AACSE13 SO2 Sulphur Dioxide S4 S3 2 hours 1 FLEX Sensor CO 100 000 ppm Cod AACSE17 CO Carbon Monoxide S2 2 hours 1 FLEX Sensor CO 20 000 ppm Cod AACSE18 CO Carbon Monoxide S2 2 hours 1 FLEX Sensor CxHy 0 5 00 v...

Page 69: ...ration example referred to the CO sensor is explained When depressed for at least 2 seconds turns the instrument on RefO2 Auto 001 O2 4 2 CO2 9 3 Xair 1 25 Tf 190 1C Ta 15 4C T 74 7C Eff 83 4 Loss16 6 CO 146p NO 40p SO2 41p NOX 51p WARNING Insert the gas probe in the chimney AUTOZERO STARTED WARNING Starting combustion analysis AUTOZERO COMPLETED Autozero 25 Bat 94 Time 11 33 Date 09 18 03 autozer...

Page 70: ...are shown and can be chosen for recalibration In recalibration screenshot information about the calibration in use and sensor output are displayed Action selection of action to make calibrate save new calibration set original bring back factory original calibration set user bring back last user calibration done Applied selection of cylinder gas concentration Measured Actual sensor reading Is Is cu...

Page 71: ...lied 1022 0 Applied 1022 0 Applied 1022 0 P P P P Measured 990 5 P Is 82 22 uA Ia 10 17 uA Status original CO CALIBRATION With keys set the cyclinder concentration in the Applied row Action calibrate Action calibrate Action calibrate Action calibrate Applied 1022 0 P Measured 990 5 P Is 82 22 uA Ia 10 17 uA Status original CO CALIBRATION The recalibration result will be shown in the Status row CAL...

Page 72: ...ns to replace the battery pack 1 Undo the fixing screw on the battery compartment cover and extract it 3 Remove the battery pack connector and replace the pack with a new one following the reverse procedure described above Battery pack connector 2 Extract the battery pack 1 2 3 4 5 6 7 8 ...

Page 73: ...port by hand 6 Fit the printer cover taking care to insert the report into the slot on the printer cover 4 Fit the paper compartment cover again and insert the final part of the report into the slot of the printer indicated by the arrow 2 Push inward the plastic thin plate to remove the cover of the paper compartment as shown by the arrow until the cover comes out 1 Remove the printer cover by exe...

Page 74: ... Send the instrument to a service centre The analysis screen gives a flue gas temperature Tf error a The thermocouple is not connected connect the thermocouple to the analyser b The sensor has been exposed to temperatures greater or lower than its operating temperature range c The thermocouple is faulty Send the complete probe to a service centre The following symbol appears on the analysis screen...

Page 75: ... is old Battery capacity tends to diminish with age If battery life has become unacceptable replace the battery pack The values shown in the analysis screen are not reliable a Sensor s is are faulty Check that the sensors are installed correctly by accessing the sensor diagnostics menu b The sample probe connection presents a leak Check all joints and the conditions of the hose c Pump is faulty Re...

Page 76: ...es AAC AL04 100 240V 12 VDC 2A power supply with 2 m cable AA CA02 Power supply with car adapter AA CR06 Rigid plastic case AAC CT01 Shoulder bag AAC DP02 Deprimometer for Draught test AAC KP01 Differential pressure kit AA KT03 Tightness test kit AA PM02 Manual pump kit for smoke measurement AAC SA04 100 mm air temperature probe cable length 3 mt AA SA06 200 mm air temperature probe cable length 3...

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Page 78: ... T air 15 4 C T 174 7 C QS 8 6 ηs 91 4 ηc 4 9 ηt 91 4 CO 146 ppm NO 40 ppm NOX NO 1 03 NOX 41 ppm COMPANY Ltd Park Road 9 Tel 02 12345678 Oper John Smith Sign ______________ Test according to UNI 10389 1 L 10 1991 and s m i D Lgs 192 2005 and s m i Chemist 400 Serial 999989 Memory 01 Analysis average Date 22 11 10 Time 10 15 Fuel Natural gas Altitude 0 m R H air 50 MEASURED VALUES T flue 191 1 C T...

Page 79: ...ort COMPANY Ltd Park Road 9 Tel 02 12345678 Oper John Smith Sign ________________ Test according to UNI 10389 1 L 10 1991 and s m i D Lgs 192 2005 and s m i Chemist 400 Serial 999989 Memory 01 Analysis average Date 22 11 10 time 10 15 Fuel Natural gas Altitude 0 m R H air 50 MEASURED VALUES T flue 190 1 C T air 15 4 C O2 4 2 CO 146 ppm NO 40 ppm CO amb 0 ppm NO amb 0 ppm Draft 0 05 hPa T outdoor 2...

Page 80: ...compliant Notes Example of Draught Ticket COMPANY Ltd Park Road 9 Tel 02 12345678 Oper John Smith Sign ______________ Chemist 400 Serial 999989 Memory 01 Date 20 04 05 Time 10 15 Draft 0 05 hPa T outdoor 20 C Notes Example of Smoke Ticket COMPANY Ltd Park Road 9 Tel 02 12345678 Oper John Smith Sign ______________ Chemist 400 Serial 999989 Memory 01 Date 20 04 05 Time 10 15 Fuel Diesel Smoke 3 4 2 ...

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Page 82: ...nformity with the requirements of the European standards EN 50379 1 and EN 50379 21 for the following measurements O2 CO medium NO Temperature flue gas Temperature supply air Pressure draft Pressure differential Moreover the instrument is in conformity with the standard VDI4206 1 and has been approved by the UBA committee for the use as emissions measurement device according to the 1 BimSchV schem...

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Page 84: ...at the burner is called the input rating Pf and is usually declared by the boiler manufacturer Part of this energy known as the useful output Pu is used by the boiler The remainder is lost to the flue gas in the stack and is known as Stack loss Qs Thus we can say that Pf Pu Qs THE THERMAL EFFICIENCY OF COMBUSTION is given by ŋ 100 Qs According to the Italian Legislative Decree 192 2005 the MINIMUM...

Page 85: ...t combustion theoretical for the different types of fuels are In truth the percentage of CO2 that can be detected during analysis will always be lower than these limit values CO CARBON MONOXIDE Carbon monoxide CO is usually produced by bad combustion that is weak in oxygen since CO is a highly dangerous gas it is fatal for man even in very low concentrations exposure to 400 ppm for 3 hours is alre...

Page 86: ...e gasses is taken into account thus neglecting the radiation losses and incomplete combustion losses This value is referred to the Lower Heating Value LHV of the fuel and cannot exceed 100 The sensible efficiency value is to be compared against minimum efficiency stated for the heating system performances Condensation efficiency ηc Efficiency deriving from the condensation of water vapour containe...

Page 87: ...te with the probe located in fresh air the point in which the probe is inserted for analysis has to be at a distance of approximately twice the stack diameter or alternatively as directed by the boiler manufacturer the water trap should be completely empty and positioned vertically before switching off the instrument extract the probe and wait at least 3 minutes the CO value has to drop below 10 p...

Page 88: ...ng the warranty period The products which are found defective during the above mentioned periods of time have to be delivered to Seitron s Laboratories carriage paid The following cases are not covered by this warranty accidental breakage due to transport inappropriate use or use that does not comply with the indications in the product s instruction leaflet Any mistreatment repairs and modificatio...

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