Teledyne 3300TA Operating Instructions Manual Download Page 36 | Manualshive

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5-6

5 Maintenance

Model 3300

TA

Teledyne Analytical Instruments

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Summary of Contents for 3300TA

Page 1: ...TECTIVE EQUIPMENT MAY BE 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...

Page 2: ...parts in so far as such alterations do not adversely affect our warranty ImportantNotice This instrument provides measurement readings to its user and serves as a tool by which valuable data can be g...

Page 3: ...ssure 2 3 2 2 5 Calibration Characteristics 2 4 2 3 Electronics 2 5 2 3 1 General 2 5 2 3 2 Signal Processing 2 5 Installation 3 1 Unpacking the Analyzer 3 1 3 2 Location and Mounting 3 2 3 2 1 Contro...

Page 4: ...the Fuse 5 1 5 2 Sensor Installation or Replacement 5 2 5 2 1 When to Replace a Sensor 5 2 5 2 2 Ordering and Handling of Spare Sensors 5 3 5 2 3 Removing the Micro Fuel Cell 5 3 5 2 4 Installing a Mi...

Page 5: ...ng International Symbols are used throughout the Instruc tion Manual for your visual and immediate warnings and when you have to attend CAUTION while operating the instrument CAUTION The operator need...

Page 6: ...ways exist The customer should ensure that the principles of operating of this equipment is well understood by the user Misuse of this product in any manner tampering with its components or unau thori...

Page 7: ...nfeaturesoftheanalyzerinclude Highresolution accuratereadingsofoxygencontentfrom0 10ppm through9999ppm Large bright LEDmeterreadout Simplepushbuttoncontrols Nyloncellholder AdvancedMicro FuelCell fort...

Page 8: ...italdevices Asampleflowcontrolvalve 1 3 Front Panel Description Allcontrolsexceptthepowerswitchareaccessiblefromthefrontpanel SeeFigure1 1 Thefrontpanelhassevenpushbuttonmembraneswitches a digitalmete...

Page 9: ...eadout DownArrow Incrementvaluesofparametersdownwardsas theyaredisplayedontheLEDreadout DigitalLEDReadout ThedigitaldisplayisaLEDdevicethat produceslarge bright 7 segmentnumbersthatarelegibleinanyligh...

Page 10: ...describedinChapter5 Maintenance I OPowerSwitch Turnstheinstrument power ON 1 or OFF 0 AnalogOutputs 0 10 V dcconcentrationoutput 0 10 V dcrangeID oroptionaloverrange output 4 20 mA dcconcentrationout...

Page 11: ...nsamicrocontrollerthatmanagesallsignalprocessing input output and displayfunctionsfortheanalyzer 2 2 Micro Fuel Cell Sensor 2 2 1 Principles of Operation TheoxygensensorusedintheModel3300TAisaMicro Fu...

Page 12: ...compensationnetwork restrictorsandthermistor onaprintedcircuitboard RefertoFigure2 1 BasicElementsofaMicro FuelCell whichillus tratesthefollowinginternaldescription Figure 2 1 Basic Elements of a Mic...

Page 13: ...aceoftheanodeflowtothecathode surfacewhenanexternalelectricalpathisprovided Thecurrentisproportional totheamountofoxygenreachingthecathode Itismeasuredandusedto determinetheoxygenconcentrationinthegas...

Page 14: ...constant aconvenientcharacteristicofthecellisthatthe currentproducedinanexternalcircuitofconstantimpedanceisdirectlypropor tionaltotherateatwhichoxygenmoleculesreachthecathode andthisrateis directlypr...

Page 15: ...behindtherearpaneloftheControlUnit Thesignalprocessingelectronicsincludingthesensoramplifier microcontroller analogtodigital anddigitaltoanalogconvertersarelocatedon theMainPCB whichismountedverticall...

Page 16: ...softhemicrofuelcelloutputto temperature Theoutputfromthetemperaturecompensationamplifierissenttoan analogtodigitalconverter ADC andtheresultingdigitalconcentrationsignalis senttothemicrocontroller The...

Page 17: ...xhausted cells should be disposed of in accordance with local regulations Refer to the Material Safety Data Sheet in the Appendix Any damage or scarring of the delicate permeable membrane on the sensi...

Page 18: ...ate item It must be installed prior to instrument use Also once it is expended or if the instrument has been idle for a lengthy period the Micro Fuel Cell will need to be replaced During the Installat...

Page 19: ...t be lossened and the door opened Figure 3 1 Electrical Connectors for AC Control Unit Primary Input Power A detachable power cord is installed directly into the Control Unit through a rear panel open...

Page 20: ...for making connections to internal alarm relay contacts There is one set of contacts for each type of alarm Contacts are Form C with normally open and normally closed contact connections capable of sw...

Page 21: ...connections are 1 4 inch brass fittings A switching valve is provided to feed the analysis unit with either sample or gas A flowmwter and flow controller valve are part of the system and will assist i...

Page 22: ...way control valve and open the flow control valve on the analyzer to full flow located on the analyzer flow meter Open the pump by pass valve and turn on the pump Readjust the pump by pass valve to l...

Page 23: ...strument to the power source and turning it on make sure you have Correctly installed the Sample and Exhaust gas lines Checked for leaks Set the sample pressure to 5 10 psig 34 5 68 9 kpa nominal forn...

Page 24: ...3 Installation Model 3300TA 3 8 TeledyneAnalyticalInstruments...

Page 25: ...nvolves setting the system parameters Defining the user selectable analysis ranges Settingalarmsetpoints Calibratingtheinstrument All of these functions are performed via the front panel controls show...

Page 26: ...crementsthedisplayedvalueupwards Incrementsthedisplayedvaluedownwards Any of the functions can be selected at any time by holding down the appropriatebutton Each function will be described in the foll...

Page 27: ...percentconcentration 4 4 Setting the Alarm Setpoints The alarm setpoints can be adjusted over the full range of the analyzer 0 9999ppm oxygen content The set point values are expressed in ppm only 4 4...

Page 28: ...viceversa if within 5 seconds no key is pressed the instrument will return to the sample mode and displayoxygenconcentration 3 To change the setting at which the alarm will be actuated press the SET A...

Page 29: ...ullscale ranges to the desired values Procedure 1 Expose the sensor to ambient air or instrument grade air 20 9 oxygen Allow time for the sampling system to purge and the analyzertoachieveequilibrium...

Page 30: ...nalisis or you can press the UP button and then the DOWN button Pressing the UP and DOWN buttons causes the analyzer to time out in five seconds instead of fiveminutes If during the span procedure you...

Page 31: ...Fuse Remove Power to Unit before replacing the fuse Whenafuseblows checkfirsttodeterminethecause thenreplacethe fuseusingthefollowingprocedure 1 DisconnecttheACpowerandplacethepowerswitchlocatedon the...

Page 32: ...Typicallyoffsetsof1 0ppmorlessareacceptable Acell failuremayalsobeindicatedbyaninabilitytoSPAN orslowresponseto changesinO2 concentrationatlevelsbelow100ppm CAUTION Read the section Cell Warranty Cond...

Page 33: ...NTAIN ONE OF THESE TOXIC SUBSTANCES IN CASE OF EYE CONTACT IMMEDIATELY FLUSH EYES WITH WATER FOR AT LEAST 15 MINUTES CALL A PHYSICIAN SEE APPENDIX Material Safety Data Sheet MSDS 5 2 3 Removing the Mi...

Page 34: ...ecell retainercap andreplaceitifitiswornofdamaged 4 Replacethecellontheendofcell retainercap whichisdesignedto fitsnuglyintotherimonthescreensideofthecell 5 Carefulinsertthecapandcellintotheblock ands...

Page 35: ...uhaveawarrantyclaim youmustreturnthecellinquestiontothe factoryforevaluation Ifitisdeterminedthatfailureisduetofaultyworkmanship ormaterial thecellwillbereplacedatnocosttoyou Note Evidence of damage d...

Page 36: ...5 6 5 Maintenance Model 3300TA TeledyneAnalyticalInstruments...

Page 37: ...ED display Alarms Onehighalarmrelay adjustable onelow alarmrelay adjustable onesensorfailure relay Allarefailsafe SystemOperatingTemp 0 50 C Accuracy 2 offullscaleatconstanttemperature 5 offullscaleth...

Page 38: ...VAC IEC Type T 5 x 20mm IMPORTANT Orders for replacement parts should include the part number and the model and serial number of the system for which the parts are intended Send orders to TELEDYNE EL...

Page 39: ...utlineDiagram D 70352 FinalAssembly A 4 Miscellaneous The symbol is used on the rear panel of the model 3300TA to signify volts alternating current VAC NOTE The MSDS on this material is available upon...

Page 40: ...A 4 Appendix Model 3300TA Teledyne Analytical Instruments...

Page 41: ...H 14 N A Solubility in Water Completely soluble Insoluble Percent Volatiles by Volume None N A Appearance and Odor Colorless odorless solution Grey metal odorless Section I Product Identification Prod...

Page 42: ...OH Effects of overexposure Ingestion The electrolyte could be harmful or fatal if swallowed Oral LD50 RAT 3650 mg kg Eye The electrolyte is corrosive eye contact could result in permanent loss of visi...

Page 43: ...put on gloves and eye protection before remov ing the cell Disposal Should be in accordance with all applicable state local and federal regulations NOTE The above information is derived from the MSDS...

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