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vii

Teledyne Analytical Instruments

Thermal  Conductivity Analyzer

5.5 Major Internal Components ........................................... 5-3
5.6 Cleaning ......................................................................... 5-5
5.7   Phone Numbers ............................................................. 5-5

Appendix

A-1 Specifications ................................................................. A-1
A-2 Recommended 2-Year Spare Parts List ......................... A-3
A-3 Drawing List ................................................................... A-4

Summary of Contents for 2010B

Page 1: ...E REQUIRED WHEN SERVICING THIS SYSTEM HAZARDOUS VOLTAGES EXIST ON CERTAIN COMPONENTS INTERNALLY WHICH MAY PERSIST FOR A TIME EVEN AFTER THE POWER IS TURNED OFF AND DISCONNECTED ONLY AUTHORIZED PERSONNEL SHOULD CONDUCT MAINTENANCE AND OR SERVICING BEFORE CONDUCTING ANY MAINTENANCE OR SERVICING CONSULT WITH AUTHORIZED SUPERVISOR MANAGER DANGER P N M70845 11 22 00 ECO 00 0517 0 0 Anlz AL 1 2010B Ther...

Page 2: ...t of any parts in so far as such alterations do not adversely affect our warranty Important Notice This instrument provides measurement readings to its user and serves as a tool by which valuable data can be gathered The information provided by the instrument may assist the user in eliminating potential hazards caused by his process however it is essential that all personnel involved in the use of...

Page 3: ...edyne Analytical Instruments Thermal Conductivity Analyzer Table of Contents Specific Model Information iv Part I Control Unit Model 2010B Part I 1 1 Part II Analysis Unit Model 2010B Part II 1 1 Appendix A 1 ...

Page 4: ...el filaments and Stainless Steel fittings and tubing H Stainless steel cell block with gold filaments for corrosive gas streams and Stainless Steel fittings and tubing K 19 Rack Mount option with one or two analyzer Control Units installed and ready to mount in a standard rack K2 19 Rack Mount option with two Control Units mounted K3 19 Rack Mount option with one Control Unit mounted and a blank c...

Page 5: ...bration 2 2 2 2 3 Effects of Flowrate and Gas Density 2 3 2 2 4 Measurement Results 2 3 2 3 Electronics and Signal Processing 2 3 2 4 Temperature Control 2 5 3 Installation 3 1 Unpacking the Analyzer 3 1 3 2 Mounting the Control Unit 3 1 3 3 Electrical Connections Rear Panel 3 3 3 3 1 Primary Input Power 3 4 3 3 2 Fuse Installation 3 4 3 3 3 Analog Outputs 3 4 3 3 4 Alarm Relays 3 6 3 3 5 Digital ...

Page 6: ...Spanning 4 15 4 4 2 2 Manual Mode Spanning 4 15 4 5 The Alarms Function 4 16 4 6 The Range Select Function 4 18 4 6 1 Manual Select Define Range Screen 4 19 4 6 2 Auto Single Application Screen 4 19 4 6 3 Precautions 4 21 4 7 The Analyze Function 4 21 4 8 Programming 4 22 4 8 1 The Set Range Screen 4 23 4 8 2 The Curve Algorithm Screen 4 25 4 8 2 1 Checking the Linearization 4 25 4 8 2 2 Manual Mo...

Page 7: ...ytical Instruments Thermal Conductivity Analyzer 5 5 Major Internal Components 5 3 5 6 Cleaning 5 5 5 7 Phone Numbers 5 5 Appendix A 1 Specifications A 1 A 2 Recommended 2 Year Spare Parts List A 3 A 3 Drawing List A 4 ...

Page 8: ...d by the user Misuse of this product in any manner tampering with its components or unauthorized substitution of any component may adversely affect the safety of this instrument Since the use of this instrument is beyond the control of Teledyne no responsibility by Teledyne its affiliates and agents for damage or injury from misuse or neglect of this equipment is implied or assumed ...

Page 9: ...resthe thermalconductivityofasamplestreamwiththatofareferencegasofknown composition The2010Bcan measure the concentration of one gas in a mixture of two gases measure the concentration of a gas in a specific mixture of back ground gases measure the purity of a sample stream containing a single impuri ty or a mixture of impurities Thestandard2010Bispre programmedwithautomaticlinearization algorithm...

Page 10: ...rationrangeformultipleapplications Recalibrat ing one recalibrates all Automatic independent linearization for each range Auto Ranging allows analyzer to automatically select the proper preset range for a given single application Manual override allows the user to lock onto a specific range of interest RS 232 serial digital port for use with a computer or other digital communicationsdevice Sixadju...

Page 11: ...dinthismanual Seethe SpecificModelInformationchecklistinthefrontmatterofthismanualforthose thatapplytoyourModel2010Banalyzer Somestandardmodelsthatarenot coveredinthismanualarelistedhere Models 2000A Both analysis section and control unit are in a single generalpurposeenclosure Models 2020 Both the analysis section and control unit are in a single explosionproofenclosure 1 5 Operator Interface Fro...

Page 12: ...betweenfunctionscurrently displayed on the VFD screen Up Down Arrows Increment or decrement values of functionscurrentlydisplayed Enter Moves VFD on to the next screen in a series If none remains returns to the Analyze screen Escape Moves VFD back to the previous screen in a series If none remains returns to the Analyze screen Figure 1 1 Model 2010B Front Panel 0 0 Anlz AL 1 2010B Therm al Conduct...

Page 13: ...n chassis is exposed or when access door is open and power cable is connected use extra care to avoid contact with live electrical circuits AccessDoor Foraccesstothethermalconductivitysensororthefront panelelectronics thefrontpanelswingsopenwhenthelatchintheupperright cornerofthepanelispressedallthewayinwithanarrowgaugetool Accessing themainelectronicscircuitboardrequiresunfasteningrearpanelscrews...

Page 14: ...ents 1 6 Part I 1 Introduction Model 2010B Figure 1 2 Model 2010B Rear Panel Power Connection 85 250 V AC power source Analog Outputs 0 1 V dc concentration plus 0 1 V dc range ID and isolated 4 20 mA dc plus 4 20 mA dc range ID ...

Page 15: ...alibration Calibration Contact To notify external equipment that instrument is being calibrated and readings are not monitoring sample Range ID Contacts Four separate dedicated range identificationrelaycontacts 01 02 03 CAL Network I O Serialdigitalcommunicationsforlocal network access For future expansion Not implemented at this printing Note If you require highly accurate Auto Cal timing use ext...

Page 16: ...Teledyne Analytical Instruments 1 8 Part I 1 Introduction Model 2010B ...

Page 17: ...trolsallsignalprocessing input output anddisplay functions for the analyzer 2 2 Sensor Theory For greater clarity Figure 2 1 presents two different illustrations a and b of the operating principle of the thermal conductivity cell 2 2 1 Sensor Configuration The thermal conductivity sensor contains two chambers one for the reference gas of known conductivity and one for the sample gas Each chamber c...

Page 18: ...com pensate for diurnal effects in the output over the operating ranges of the analyzer See Specifications in the Appendix for details 2 2 2 Calibration Because analysis by thermal conductivity is not an absolute measure ment calibration gases of known composition are required to fix the upper and lower parameters zero and span of the range or ranges of analy sis These gases must be used periodica...

Page 19: ... the analyzer to detect a specific component in a sample stream the sample must be composed of the component of interest and one other gas or spe cific and constant mixture of gases in order for the measured heat transfer differences to be nonambiguous If on the other hand the user is primarily interested in the purity of a process stream and does not require specific identification of the impurit...

Page 20: ... Coarse Adjustment Auto Range M U X A to D Converter Digitial to Analog Converter DAC 0 1 V dc Concentration and Range 4 20 mA dc Concentration and Range Differential Amplifier Variable Gain Amplifier Central Processing Unit CPU Alarm 1 Alarm 2 System Failure Alarm RS 232 Range Contacts 4 External Valve Control Remote Span Control Remote Zero Control Cal Contact Keyboard Displays Processing Selt T...

Page 21: ...ovides appropriate control signals to the Displays Alarms and External Valve Controls and accepts digital inputs for external Remote Zero and Remote Span commands It monitors the power supply through an analog to digital converter as part of the data for the system failurealarm The RS 232 port provides two way serial digital communications to and from the CPU These and all of the above electrical ...

Page 22: ...2 6 Part I 2 Operational Theory Model 2010B Teledyne Analytical Instruments ...

Page 23: ...rea NOT for hazardous environments of any type The Control Unit is for indoor outdoor use Figure 3 1 is an illustration of the 2010B standard front panel and mounting bezel There are four mounting holes one in each corner of the rigid frame See the outline drawing at the back of this manual for overall dimensions All operator controls are mounted on the inner control panel which is hinged on the l...

Page 24: ...3 Installation Model 2010B 3 2 Part I Figure 3 2 Required Front Door Clearance HHinge H 0 0 Anlz AL 1 NPT Fittings supplied by customer Viewing Window Outer Door Latch Figure 3 1 Front Panel of the Model 2010B Control Unit 1 1 7 5 i n ...

Page 25: ... and analog concentration outputs For safe connections ensure that no uninsulated wire extends outside of the connectors they are attached to Stripped wire ends must insert com pletely into terminal blocks No uninsulated wiring should be able to come in contact with fingers tools or clothing during normal operation Figure 3 3 Rear Panel of the Model 2010B 3 3 1 Primary Input Power The power termin...

Page 26: ...of the line are fused If the European size fuses are selected both sides at the line will be fused Be sure to install the proper fuse as part of installa tion See Fuse Replacement in chapter 5 maintenance 3 3 3 Analog Outputs There are four DC output signal connectors with spring terminals on the panel There are two wires per output with the polarity noted See Figure 3 4 The outputs are 0 1 V dc o...

Page 27: ...he instrument is currently on especially when the analyzer is in the autoranging mode The signal output for concentration is linear over the currently selected analysis range For example if the analyzer is set on a range that was defined as 0 10 hydrogen then the output would be as shown in Table 3 1 Table 3 1 Analog Concentration Output Example Percent Voltage Signal Current Signal Hydrogen Outpu...

Page 28: ...ntact connections are indicated by dia grams on the rear panel They are capable of switching up to 3 amperes at 250 V ac into a resistive load See Figure 3 5 The connectors are Threshold Alarm 1 Can be configured as high actuates when concen tration is above threshold or low actuates when concentrationisbelowthreshold Can be configured as fail safe or non fail safe Can be configured as latching or...

Page 29: ... the signal A synchronous signal must open and close the external gas control valves appropri ately See 3 3 9 Remote Probe Connector With the C option theinternalvalvesoperateautomatically Span Floating input 5 to 24 V input across the and terminals puts the analyzer into the Span mode Either side may be grounded at the source of the signal A synchronous signal must open and close the external gas...

Page 30: ...kly 2 When the CRC closes remove the zero command 3 When CRC opens again send a span command until the CRC closes The CRC will close quickly 4 When the CRC closes remove the span command When CRC opens again zero and span are done and the sample is being analyzed Note The Remote Probe connector paragraph 3 3 9 provides signals to operate the zero and span gas valves synchro nously However if you h...

Page 31: ...f any are tripped AL x ON Each status output is followed by a carriage return and line feed Input The input functions using RS 232 that have been implemented to date are described in Table 3 3 Table 3 3 Commands via RS 232 Input Command Description as enter Immediatelystartsanautospan az enter Immediatelystartsanautozero rp enter Allows reprogramming of the APPLICATION gas use and ALGORITHM linear...

Page 32: ...e OFF and 15 V dc for the ON conditions The maximum combined current that can be pulled from these output lines is 100 mA If two lines are ON at the same time each must be limited to 50 mA etc If more current and or a different voltage is required use a relay power amplifier or other matching circuitry to provide the actual driving current In addition each individual line has a series FET with a n...

Page 33: ... Diagnostic Test as described in chapter 4 section 4 3 5 3 5 Warm Up at Power Up Every time the unit is turned on the instrument stays with the introduc tion screen for thirty minutes This is to allow the cell to come up to tem perature 50o C The only way to bypass this warm up period is by pressing any key once such as the Enter key The instrument warms up for half an hour so that it will not rec...

Page 34: ...Teledyne Analytical Instruments 3 Installation Model 2010B 3 12 Part I ...

Page 35: ...le if desired RoutineOperation Calibratetheinstrument Choose autoranging or select a fixed range of analysis Set alarm setpoints and modes of alarm operation latching fail safe etc Program Reprogramtheanalyzer Define new applications Linearize your ranges Ifyouchoosenottousepasswordprotection thedefaultpasswordis automaticallydisplayedonthepasswordscreenwhenyoustartup andyou simplypressEnterforacc...

Page 36: ...and software version Displaymoresubfunctions Two of these are for programming reprogramming the analyzer Define gas applications and ranges Refer to programming section or contact factory Use the Curve Algorithm to linearize output Refer to programmingsection orcontactfactory Zero Used to set up a zero calibration Span Used to set up a span calibration Alarms Used to set the alarm setpoints and de...

Page 37: ...ual Linearity Cal Input Output Values Select Linrty Span Values Enter Enter Auto Ver Set Zero Span Alarms Gas Use Range ppm Select Select Range Setpoints Attributes Range Auto Manual Range Adj Gas Application Auto Define Range Select Range Analyze Analyze Sample Set LCD Contrast Show Model and Version ALGORITHM SELF TEST MORE LOGOUT PASSWORD CONTRAST Secure Sys Analyze Only APPLICATION MODEL Enter...

Page 38: ...r the instrument s operation LOGOUT Logging out prevents an unauthorized tampering withanalyzersettings MORE Select and enter MORE to get a new screen with additionalsubfunctionslisted MODEL Displays Manufacturer Model and Software Version ofinstrument APPLICATION A restricted function not generally accessed by theenduser Usedtodefineuptothreeanalysisrangesanda calibrationrange includingimpurity b...

Page 39: ... you understand the Zero and Span functions as described in section 4 4 and follow the precautions given there Note If you require highly accurate AUTO CAL timing use external AUTO CAL control where possible The internal clock in the Model 2010B is accurate to 2 3 Accordingly internally scheduled calibrations can vary 2 3 per day Note If all your ranges are for the same gas application then AUTO C...

Page 40: ...ress Enter to go to the next screen Use to select OFF ON field Use arrows to set the OFF ON field to ON You can now turn thesefieldsONbecausethereisanonzerospanintervaldefined 4 3 3 Password Protection Beforeauniquepasswordisassigned thesystemassignsTAIbydefault Thispasswordwillbedisplayedautomatically Theoperatorjustpressesthe Enterkeytobeallowedtotalaccesstotheinstrument sfeatures Ifapasswordisa...

Page 41: ...outoenterthecurrentpassword Ifyouarenotusing password protection press Enter to accept TAI as the default password If a passwordhasbeenpreviouslyinstalled enterthepasswordusingthe arrow keystoscrollbackandforthbetweenletters andthe arrowkeystochange the letters to the proper password Press Enter to enter the password Inafewseconds youwillbegiventheopportunitytochangethispass word or keep it and go...

Page 42: ... K L M N O P Q R S T U V W X Y Z _ a b c d e f g h i j k l m n o p q r s t u v w x y z 0 1 2 3 4 5 6 7 8 9 Whenyouhavefinishedtypingthenewpassword pressEnter Averifica tionscreenappears Thescreenwillpromptyoutoretypeyourpasswordfor verification Enter PWD To Verify A A A Use the arrow keys to retype your password and press Enter when finished Yourpasswordwillbestoredinthemicroprocessorandthesystemw...

Page 43: ...gnostictestingroutine Pre pro grammedsignalsaresentthroughthepowersupply outputboard preamp boardandsensorcircuit Thereturnsignalisanalyzed andattheendofthetest thestatusofeachfunctionisdisplayedonthescreen eitherasOKorasa number between 1 and 1024 See System Self Diagnostic Test in chapter 5 fornumbercode Ifanyofthefunctionsfails theSystemAlarmistripped Note The sensor will always show failed unl...

Page 44: ...y Key ToContinue ThentheanalyzerreturnstotheinitialSystemscreen 4 3 6 The Model Screen Move the arrow key to MORE and press Enter With MODEL blinking pressEnter Thescreendisplaysthemanufacturer model andsoft wareversioninformation 4 3 7 Checking Linearity with ALGORITHM From the System Function screen select ALGORITHM and press Enter selrngtosetalgo Ø1 Ø2 Ø3 Use the keys to select the range 01 02 ...

Page 45: ...esforeachcorrection pointintothemicroprocessorviathefrontpanelbuttons Again thenumberof pointsrequiredisdeterminedbytheuser 4 4 The Zero and Span Functions 1 TheModel2010Bcanhaveasmanyasthreeanalysisrangesplusa specialcalibrationrange CalRange andtheanalysisranges ifmorethanone maybeprogrammedforseparateoridenticalgasapplications 2 Ifallrangesareforthesameapplication thenyouwillnotneedtheCal Range...

Page 46: ...ero Cal TheZerobuttononthefrontpanelisusedtoenterthezerocalibration function Zerocalibrationcanbeperformedineithertheautomaticormanual mode CAUTION If you are zeroing the Cal Range by itself multiple application analyzers only use manual mode zeroing If you want to calibrate ALL of the ranges at once multiple application analyzers only use auto mode zeroing in the Cal Range Make sure the zero gas ...

Page 47: ...lautomaticallyconcludewhentheoutputiswithin theacceptablerangeforagoodzero Thentheanalyzerautomaticallyreturnsto the Analyze mode 4 4 1 2 ManualModeZeroing PressZerotoentertheZerofunction Thescreenthatappearsallowsyou toselectbetweenautomaticormanualzerocalibration Usethe keysto toggle between AUTO and MAN zero settling Stop when MANUAL appears blinking onthedisplay Selectzero mode MANUAL PressEnt...

Page 48: ...our zero gas to make sure it is within specifications b Check for leaks downstream from the sensor where contamina tion may be leaking into the system c Check flowmeter to ensure that the flow is no more than 200SCCM d Checktemperaturecontrollerboard e Check gas temperature Ifnoneoftheaboveasindicated thesensormayneedtobereplaced Checkwarranty andcontactAnalyticalInstrumentsCustomerService 4 4 2 S...

Page 49: ...ncentrationofthespangasyouare using pressEntertobegintheSpancalibration H2 N2 Slope Span Thebeginningspanvalueisshownintheupperleftcornerofthedisplay Asthespanreadingsettles thescreendisplaysandupdatesinformationon Slope Spanningautomaticallyendswhenthespanoutputcorresponds within tolerance tothevalueofthespangasconcentration Thentheinstrumentauto maticallyreturnstotheanalyzemode 4 4 2 2 ManualMod...

Page 50: ...0Bisequippedwith6fullyadjustablesetpointsconcentra tionwithtwoalarmsandasystemfailurealarmrelay Eachalarmrelayhasaset ofform C contactsratedfor3amperesresistiveloadat250V ac SeeFigure inChapter3 Installationand ortheInterconnectionDiagramincludedatthe backofthismanualforrelayterminalconnections Thesystemfailurealarmhasafixedconfigurationdescribedinchapter3 Installation Theconcentrationalarmscanbec...

Page 51: ...tus will terminate when process conditions revert to non alarmconditions 4 Are either of the alarms to be defeated The defeat alarm mode is incorporated into the alarm circuit so that maintenance can be performed under conditions which would normally activate the alarms The defeat function can also be used to reset a latched alarm See procedures below Ifyouareusingpasswordprotection youwillneedtoe...

Page 52: ...rs for alarm 1 have been set press Alarms again and repeat this procedure for alarm 2 AL2 To reset a latched alarm go to Dft and then press either two times or two times Toggle it to Y and then back to N OR Go to Ltch and then press either two times or two times Toggle it to N and back to Y 4 6 The Range Select Function TheRangefunctionallowsyoutomanuallyselecttheconcentration range of analysis MA...

Page 53: ...screen If above screen displays use the arrow keys to Select MANUAL and pressEnter Selectrangetorun Ø1 Ø2 Ø3 CAL Use the keys to select the range 01 02 03 or CAL Then press Enter Gas use H2 N2 Range Ø 10 Usethe keystotogglebetweentheRange low endfieldandthe Range high endfield Usethe keystochangethevaluesofthefields PressEscapetoreturntothepreviousscreentoselectordefineanother range PressEntertore...

Page 54: ...tinguntilamplifiersaturationisreached Belowamplifiersaturation the overrangereadingsareaccurateUNLESStheapplicationuseslinearizationover theselectedrange TheconcentrationrangescanberedefinedusingtheRangefunction Manualscreen andtheapplicationgasescanberedefinedusingtheSystem function iftheyarenotalreadydefinedasnecessary CAUTION Redefining applications or ranges might require relinearization and o...

Page 55: ...of magnitude Ranges whose upper limits coincide with the lower limits of the next higher range Ranges where there is a gap between the upper limit of the range and the lower limit of the next higher range Rangeschemesthataretobeavoidedinclude Ranges that overlap Ranges whose limits are entirely within the span of an adjoining range Figure4 2illustratestheseschemesgraphically Figure 4 2 Examples of...

Page 56: ...ming functions of the Set Range and Curve Algorithm screens are configured at the facto ry to the users application specification These func tions should only be reprogrammed by trained qualified personnel Toprogram youmust 1 Enter the password if you are using the analyzer s password protectioncapability 2 Connect a computer or computer terminal capable of sending an RS 232 signal to the analyzer...

Page 57: ...tion unlessitisorderedasasingle applicationmultiple rangeunit inwhich caseitdefaultstoautoranging Ineithercase autorangingormanualrange selectioncanbeprogrammedbytheuser Intheautorangingmode themicroprocessorautomaticallyrespondsto concentrationchangesbyswitchingrangesforoptimumreadoutsensitivity Ifthe upperlimitoftheoperatingrangeisreached theinstrumentautomaticallyshifts tothenexthigherrange Ift...

Page 58: ...to high for example if Range 1 is set to 0 10 and Range 2 is set to 0 100 then Range 3 cannot be set to 0 50 since that makes Range 3 lower than Range 2 Ranges alarms andspansarealwayssetineitherpercentorppmunits as selectedbytheoperator eventhoughallconcentration dataoutputschange fromppmtopercentwhentheconcentrationisabove9999 ppm Note When performing analysis on a fixed range if the concentra t...

Page 59: ...fsection4 8Programming Youwillthenbeinthesecond Systemmenuscreen MODEL APPLICATION SELF_TEST ALGORITHM 4 8 2 1 Checkingthelinearization From the System Function screen select ALGORITHM and press Enter Selrngsetalgo Ø1 Ø2 Ø3 Use the keys to select the range 01 02 or 03 Then press Enter Gas use H2 N2 Range Ø 10 PressEnteragain Algorithmsetup VERIFY SETUP Select and EnterVERIFY to check whether the l...

Page 60: ... range setup All correction points must be between Zero and Span concentrations Do not enter Zero and Span points as part of the correction 4 8 2 2 Manual Mode Linearization Tolinearizemanually youmusthavepreviousknowledgeofthenonlinear thermal conductivitycharacteristicsofyourgases Youenterthevalueofthe differentialbetweentheactualconcentrationandtheapparentconcentration analyzeroutput Analytical...

Page 61: ...dthroughthefrontpanel turntheinstrumentoffandbackon Press the Enter key twice to return to the Analyze mode 4 8 2 3 Auto Mode Linearization TolinearizeintheAutoMode youmusthaveonhandaseparatecalibra tiongasforeachofthedatapointsyouaregoinguseinyourlinearization First theanalyzeriszeroedandspannedasusual Then eachspecialcalibrationgas foreachoftheintermediatecalibrationpoints isflowed inturn throug...

Page 62: ...wandhighend oftheconcentrationrange Forexample ifanapplicationinvolvestheanalysis of85 oxygeninabackgroundofargonbymeasuringthethermalconductivity ofthebinarygas theanalyzerwouldnormallybesetupsothatthe100 oxygen 0 argon concentrationwouldcorrespondtothezerolevel 4mA0V oftheoutputsignal Then 85 oxygen 15 argon wouldcorrespondto 20mA 1V inthesignaloutput Itmaybeconvenientfortheusertohavetheoutputsr...

Page 63: ... which range s willrequired polarity coding Iftheanalyzerindicatesanegativeconcentrationwithproperspangasor formula1indicatesanegativevalue settheS1accordinglytothetablebelow Close S1 5 range 1 Close S1 6 range 2 Close S1 7 range 3 CloseS1 8calrange PressI Otorestartthesystem 4 9 4 Special Nonlinear Application Gain Preset NOTE This section apply during GAS TEST routine for the unit that has more ...

Page 64: ... 4 30 Part I Teledyne Analytical Instruments 6 Press and hold the RIGHT key for approximate 5 to 7 seconds 7 SelectAUTOandsetthereadingtospangaslevel Press ENTERkey Repeat steps 1 to 7 if more than two ranges need to be setup ...

Page 65: ...ecalibration see Section 4 4 Calibration WARNING SEE WARNINGS ON THE TITLE PAGE OF THIS MANUAL 5 2 System Self Diagnostic Test 1 Press the System button to enter the system mode 2 Use the arrow keys to move to More and press Enter 3 Use the arrow keys to move to Self Test and press Enter The following failure codes apply Table 5 1 Self Test Failure Codes Power 0 OK 1 5 V Failure 2 15 V Failure 3 B...

Page 66: ...t will not require contrast adjustment If you cannot read anything on the VFD especially after first powering up check that VFD cable is not loose 5 4 Fuse Replacement The 2010B requires two 5 x 20 mm 1 A T type Slow Blow fuses The fuses are located inside the enclosure on the Electrical Connector Panel as shown in Figure 5 1 To replace a fuse 1 Disconnect the Unit from its power source 2 Place a ...

Page 67: ... fuses 5 5 Major Internal Components The Interconnection Panel and the Front Panel PCBs are accessed by unlatching and swinging open the front door as described earlier WARNING SEE WARNINGS ON THE TITLE PAGE OF THIS MANUAL The 2010B Control Unit contains the following major components Power Supply PreampandMotherboardwithMicrocontroller Display Board and Displays 5 digit LED meter 2 line 20 charac...

Page 68: ...soft cloth dampened slightly with plain clean water Do not use any harsh solvents such as paint thinner or benzene For mounted instruments DO NOT wipe the front panel while the instrument is controlling your process Clean the front panel as prescribed in the above paragraph 5 7 Phone Numbers CustomerService 626 934 1673 Environmental Health and Safety 626 961 9221 Extension 1592 Fax 626 961 2538 E...

Page 69: ...art II i Part II Analysis Unit Part II Analysis Unit Part II Analysis Unit Part II Analysis Unit Part II Analysis Unit OPERATING INSTRUCTIONS Model 2010B Thermal Conductivity Analyzer Part II Analysis Unit NEC Type Part Number D 70089 ...

Page 70: ... 2 4 Pressure and Flowrate Regulation 2 3 2 5 VENT Exhaust 2 3 2 6 SAMPLE Gas 2 4 2 7 REFERENCE Gas 2 4 2 8 ZERO Gas 2 5 2 9 SPAN Gas 2 5 2 10 Electrical Connector Panel 2 5 2 11 Signal Wiring Recommendations 2 7 2 12 Testing the System 2 7 3 Operation 3 1 System Self Diagnostic Test 3 1 3 2 Cell Failure Checks 3 2 4 Maintenance 4 1 Routine Maintenance 4 1 4 2 Major Components 4 1 4 3 Fuse Replace...

Page 71: ...Gas Connections The gas connectors are de scribed briefly here and in detail in the Installation chapter of this manual NOTE The version of the 2010 Analysis Unit depicted has no options The gas connections found on the 2010B Analysis Unit depend on the options selected Refer to the outline diagram in the rear of this manual for the actual configuration These options may include gas panels with fl...

Page 72: ...n connection VENTS Sample and reference gas vents must be re turned to areas of equal pressure The actual tubing size and connection type will depend on actual options selected See outline diagram in the rear of the manual for piping requirements 1 3 Electrical Connector Panel Figure 1 2 shows the internal Electrical Connector Panel Cables enter the housing through access ports visible in Figure 1...

Page 73: ...FORE applying power to the Power Input termi nals VoltageSelector Power input selector switch for electric heater Adjusts input requirement for 110 or 220 V ac depending on available source voltage Use 50 60 Hz Fuses 1 6 A 250 V T type European size 5 20 mm fuses Fuse 2 is on the neutral side of the line Fuse 1 is on the hot side of the line Solenoid Valves Terminalsthatprovideallelectricalinterco...

Page 74: ...1 4 Part II Teledyne Analytical Instruments 1 Introduction 1 Introduction 1 Introduction 1 Introduction 1 Introduction Model 2010B ...

Page 75: ...the Analysis Unit The Model 2010B Analysis Unit is for use in Class 1 Division 1 Groups C and D hazardous environments group B available The actual class is limited by the flame arrestor option The standard model is designed for bulkhead mounting Overall dimen sions of the Analysis Unit will vary depending on options The maximum footprint will be 19 12 and maximum height 9 4 An Outline Drawing at ...

Page 76: ...corporate their own sample system electronic input output ports are provided on the rear panel for the operation of solenoid valves under the complete control of the Model 2010B electron ics See section 3 3 The recommended system piping schematic is included among the drawings at the rear of the manual For best results use the recommended piping system Select a flowmeter that can resolve 0 08 scfh...

Page 77: ... a flowrate higher than indicated on the flowmeter while gases heavier than air have a flowrate lower than indicated Values can range from one half to twice the indicated flowrate For example For hydrogen or helium set the flowrate to 0 1 scfh 50 cc min For carbon dioxide or argon set the flowrate to 0 4 scfh 200 cc min When installing pressure regulators on supply cylinders crack the cylinder val...

Page 78: ...mple gas will be compared The reference gas is normally selected to represent the main background gas of the analysis For most applications a constant supply of reference gas flowing at the same rate as the sample is required for best results However in many cases the flow of reference gas can be slowed to about 0 08 scfh 40 cc min with goodresults For some applications an optional sealed air refe...

Page 79: ...ground gas containing 70 100 of the component of interest is required as a minimum Note If your analyzer range is set for inverting output your zero gas will be at 100 of the range interest and span will be 70 to 100 of the low end range If linearization is required intermediate concentrations of the target gas in the background gas may be necessary From one to nine separate span gases may be used...

Page 80: ... from the solenoid outputs is nominally 0 V for the OFF and 15 V dc for the ON conditions The maximum combined current that can be pulled from these output lines is 100 mA If two lines are ON at the same time each must be limited to 50 mA etc If more current and or a different voltage is required use a relay power amplifier or other matching circuitry to provide the actual driving current Note tha...

Page 81: ...ion environment The number proximity and power associated with local sources of EMI radiation can not be accounted for by TAI These issues can only be controlled by the end user The other factor is the amplitude of the signals generated by the thermal conductivity cell This signal level is a function of the gas composition of the gases involved This signal level can vary from micro volts to mili v...

Page 82: ...re are no leaks Check the integrity and accuracy of the electrical connections Make sure there are no exposed conductors Check that sample pressure is between 3 and 40 psig according to the requirements of your process Power up the system and test it as follows 1 Repeat the Self Diagnostic Test as described in Part I chapter 4 section 4 3 5 ...

Page 83: ... the screen either as OK or as a number between 1 and 3 See Table 4 1 for number code Note Remote Probe connector must be connected to the Analysis Unit or sensor circuit will not be properly checked Instructions for running self diagnostics are repeated here for your convenience 1 Press the System button to enter the system mode 2 Use the arrow keys to move to More and press Enter 3 Use the arrow...

Page 84: ...er have a high offset e g 204 means the highest gain has a high offset it is common on sealedairreference The results screen alternates for a time with Press Any Key ToContinue Then the analyzer returns to the initial System screen 3 2 Cell Failure Checks Cell failure is covered in detail in Part I Control Units section 4 4 1 3 Cell Failure Cell replacement is covered Part II Analysis Units chapte...

Page 85: ... For recalibration see Part I section 4 4 Calibration WARNING SEE WARNINGS ON THE TITLE PAGE OF THIS MANUAL 4 2 Major Components The internal components are accessed by rotating the explosion proof housing cover counterclockwise several turns until free See Figure 4 1 below WARNING SEE WARNINGS ON THE TITLE PAGE OF THIS MANUAL The 2010B Analysis Unit contains the following major components TC Cell...

Page 86: ...are located inside the explosion proof housing on the Electrical Connector Panel as shown in Figure 4 2 To replace a fuse 1 Disconnect the Unit from its power source 2 Place a small screwdriver in the notch in the fuse holder cap push in and rotate 1 4 turn The cap will pop out a few millimeters Pull out the fuse holder cap and fuse as shown in Figure 4 2 Figure 4 2 Removing Fuse Cap and Fuse from...

Page 87: ... 3 Use the arrow keys to move to Self Test and press Enter 4 Observe the error code readings on the VFD Display screen and check Table 4 1 below to interpret the codes Table 4 1 Self Test Failure Codes Power 0 OK 1 5 V Failure 2 15 V Failure 3 Both Failed Analog 0 OK 1 DAC A 0 1 V Concentration 2 DAC B 0 1 V Range ID 3 Both Failed Preamp 0 OK 0 means gains of the amplifier have a high offset e g 2...

Page 88: ...that the power has been removed from the analysis unit prior to removing cover b Verify that the analysis unit is free from any toxic gas prior disconnectinganyplumbing c Remove the screw on lid and the six 6 screws securing the interfacecoverpanel d Remove the cover panel and the four 3 4 6 stands off securing the 1st interface PCB e Remove the 1st PCB and the four 7 16 6 stand off securing the 2...

Page 89: ...ytical Instruments Part II 4 5 4 5 2 Removing and Replacing the Cell Block a Refer to Figure 4 3 which illustrates removal of the Cell Block from the Cell Compartment Exploded view is as seen from the top of the Cell Block Figure 4 3 Removal of Cell from Cell Housing ...

Page 90: ...hed between the plates You should now be able to slide the Cell free e Leave the electrical connections connected at the Cell Unlace the cabling and unplug the grey Cell cable at the Interface PCB connector J3 The Preamplifier PCB can be more easily accessed by removing the analyzer s rear panel f Replace the cell by reversing the above procedure steps a through e g On analyzers with the sealed ai...

Page 91: ...t 2 To remove the Thermistor grasp BOTH Thermistor wires firmly and pull the Thermistor slowly out of the Heater Block breaking the silicone seal Do not allow any foreign matter to enter the empty duct e Undo the cable lacing and separate the Heater Thermistor wires Then disconnect the wires from the interface PCB 4 5 4 Replacing the Heater and or Thermister a To replace the Heater and or Thermist...

Page 92: ...4 Maintenance Model 2010B 4 8 Part II Teledyne Analytical Instruments ...

Page 93: ...ments A 1 Thermal Conductivity Analyzer Appendix OPERATING INSTRUCTIONS Models 2010B Thermal Conductivity Analyzer Appendix Bulkhead Mount Control Unit PN D70845 NEC Type Analysis Unit PN D70089 NEC Type Analysis Unit PN D70147 ...

Page 94: ...A 2 Teledyne Analytical Instruments Appendix Model 2010B Contents A 1 Model 2010B Specifications A 3 A 2 Recommended 2 Year Spare Parts List A 5 A 3 Drawing List A 6 ...

Page 95: ...constanttemperature 5 of full scale over operating temperature range once temperature equilibrium has been reached Response Time 90 in less than 50 seconds SystemOperating Temperature 32 F to 122 F 0 50 C Sensor Type StandardTCcell 4 filamentdetector SignalOutput Two 0 1 VDC concentration and range ID Two 4 20 mADC isolated concentration and range ID Alarm Twofullyprogrammableconcentrationalarm se...

Page 96: ...ons General purpose relay rack mounted to con tain either one or two in a 19 relay rack mountableplate Other configurations including a totally explosion proof areavailable Dimensions Control Unit 15 75 H x 11 75 W x 8 5 D Analysis Unit 13 6 W x 18 1 H x 8 25 D Control Unit General Purpose Flush Panel Mounting Analysis Unit Explosion Proof Enclosure is UL and CSA Listed for Class 1 Division 1 Grou...

Page 97: ...sis Unit 1 D64849B 2010 Front Door w overlay 2 F1275 Fuse 1 A 250V 5x20mm T Slo Blo 1 D65295B Customer Interface PCB CU _____________________ Order one type only US or European as appropriate Note Orders for replacement parts should include the part number if available and the model and serial number of the instru ment for which the parts are intended Orders should be sent to TELEDYNE Analytical I...

Page 98: ...A 3 Drawing List C70381 Outline Drawing Standard Auto Cal option C D70117 PipingDiagram C70146 Outline Diagram AU Auto Cal Valve and Gas Panel C L C70335 Outline Diagram gas panel option L D70081 SchematicDiagram InterfaceBoard D 73170 InterconnectionDiagram ...

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