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Teledyne 3000PA, Руководство по эксплуатации

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A-3

Percent Oxygen Analyzer

Appendix

Teledyne Analytical Instruments

A-2 Recommended 2-Year Spare Parts List

Qty

Part Number Description

1

C62374

Back Panel Board

1

C62371-B

Front Panel Board

1

C62368-B

Percent Preamplifier Board

1*

C62365-C

Main Computer Board (std)

1*

C62365-A

Main Computer Board (4-20 mA)

3

F9

Fuse, 1 A, 250 V, 3 AG, Slow Blow

3

F1275

Fuse, 1 A, 250 V, 5 

×

 20 mm, Slow Blow

1

R1460

Molex Connector for Remote Probe

1

T976

Molex Crimp Terminals for Remote Probe Connector

2

O38

O-ring

1**

C6689-B1

Micro-Fuel Cell (for options see**)

__________________

* Order -B or -C, not both.

** Check Specific Model Information for cell in your instrument.

A minimum charge of $20.00 US dollars is applicable to spare parts orders.

NOTE: Orders for replacement parts should include the part number (if

available) and the model and serial number of the instrument for
which the parts are intended.

Orders should be sent to:

TELEDYNE Analytical Instruments

16830 Chestnut Street
City of Industry, CA  91749-1580

Phone (626) 934-1500, Fax (626) 961-2538
TWX (910) 584-1887 TDYANYL COID

Web:

www.teledyne-ai.com

or your local representative.

Содержание 3000PA

Страница 1: ...SENT IN THIS MONITORING SYSTEM PERSONAL PROTECTIVE EQUIPMENT MAY BE REQUIRED WHEN SERVICING THIS SYSTEM HAZARDOUS VOLTAGES EXIST ON CERTAIN COMPONENTS INTERNALLY WHICH MAY PER SIST FOR A TIME EVEN AFT...

Страница 2: ...t of any 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...

Страница 3: ...ntoallstandardfeatures thismodelalsohas separateportsforzeroandspangases andbuilt in controlvalves Theinternalvalvesareentirelyunderthe controlofthe3000PAelectronics toautomatically switchbetweengases...

Страница 4: ...Reactions 2 3 2 2 4 The Effect of Pressure 2 4 2 2 5 Calibration Characteristics 2 4 2 2 6 Micro Fuel Cell Class 2 5 2 3 Sample System 2 6 2 4 Electronics and Signal Processing 2 8 3 Installation 3 1...

Страница 5: ...Analysis 4 16 4 7 The Analyze Function 4 17 4 8 Signal Output 4 17 Maintenance 5 1 Routine Maintenance 5 1 5 2 Cell Replacement 5 1 5 2 1 Storing and Handling Replacement Cells 5 1 5 2 2 When to Repla...

Страница 6: ...eaks always 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 una...

Страница 7: ...Typical Applications A few typical applications of the Model 3000PA are Monitoringinertgasblanketing Airseparationandliquefaction Chemicalreactionmonitoring Semiconductormanufacturing Petrochemicalpr...

Страница 8: ...mand with continuouspower supplymonitoring Two way RFI protection RS 232 serial digital port for use with a computer or other digital communicationdevice Analog outputs for percent of range and for ra...

Страница 9: ...as Model 3000PA C V Figure 1 1 Model 3000PA Front Panel 1 5 Front Panel Operator Interface The standard 3000PA is housed in a rugged metal case with all controls and displays accessible from the fron...

Страница 10: ...ne remains returns to the Analyze screen Escape Moves VFD display back to the previous screen in a series If none remains returns to the Analyze screen Digital Meter Display The meter display is a LED...

Страница 11: ...s DARK background with GREEN characters In the case of VFD NO CONTRAST ADJUSTMENT IS NEEDED 1 7 Rear Panel Equipment Interface The rear panel shown in Figure 1 2 contains the gas and electrical connec...

Страница 12: ...ing calibrated and readings are not monitoring sample Range ID Contacts Four separate dedicated range relay contacts Low Medium High Cal Network For future expansion Not implemented atthisprinting Opt...

Страница 13: ...essor controls all signal processing input output and display functions for the analyzer 2 2 Micro Fuel Cell Sensor 2 2 1 Principles of Operation The oxygen sensor used in the Model 3000P series is a...

Страница 14: ...ely sealed although one end is permeable to oxygen in the sample gas The other end of the cell is a contact plate consisting of two concentric foil rings The rings mate with spring loaded contacts in...

Страница 15: ...h have a conductor connecting them to one of the external contact rings on the contact plate which is on the bottom of the cell 2 2 3 Electrochemical Reactions The sample gas diffuses through the Tefl...

Страница 16: ...sample has not changed It is therefore important that the sample pressure at the fuel cell usually vent pressure remain constant betweencalibrations 2 2 5 Calibration Characteristics Given that the to...

Страница 17: ...l Micro Fuel Cells are listed below with their typical use and electrical specifications 2 2 6 1 Class A 3 Cell The class A 3 cell is for use in applications where it is exposed continu ously to carbo...

Страница 18: ...l The class B 1 cell is for use in applications where it is exposed to less than 0 1 of carbon dioxide and where a longer response time is accept able in order to have a longer cell life Nominal outpu...

Страница 19: ...flow through the system is monitored by a flow meter downstream from the cell Figure 2 4 shows the piping layout for the standardmodel Figure 2 4 Piping Layout and Flow Diagram for Standard Model Fig...

Страница 20: ...ed from a universal power supply module designed to be compatible with any international power source Figure 2 6 shows the location of the power supply and the main electronic PC boards Figure 2 6 Loc...

Страница 21: ...digital and digital to analog converters are located on the motherboard at the bottom of the case The preamplifier board is mounted on top of the motherboard as shown in the figure These boards are ac...

Страница 22: ...ell output due to the same temperature changes The result is a signal that is temperature independent The output from the second stage amplifier is sent to an 18 bit analog to digital converter contro...

Страница 23: ...he shipping agent 3 2 Mounting the Analyzer The Model 3000PA is for indoor use in a general purpose area It is NOT for use in hazardous environments of any type The standard model is designed for flus...

Страница 24: ...h upper right corner is pressed all the way in with a narrow gauge tool less than 0 18 inch wide such as a small hex wrench or screwdriver Allow clearance for the door to open in a 90 degree arc of ra...

Страница 25: ...or high pressure 5 to 50 psig applica tions use the restrictor that has a blue sticker on the body For pressurized service use the restrictor without the blue dot and union from the restrictor kit and...

Страница 26: ...analyzer input Note If the unit is for vacuum service the above numbers apply instead to the vacuum at the EXHAUST OUT connector de scribed below with minus signs before the pressure readings EXHAUST...

Страница 27: ...ed The fuses are not installed at the factory Be sure to install the proper fuse as part of installation See Fuse Replacement in chapter 5 maintenance Analog Outputs There are four DC output signal co...

Страница 28: ...shold or low actuates when concentrationisbelowthreshold Can be configured as failsafe or nonfailsafe Can be configured as latching or nonlatching Can be configured out defeated Threshold Alarm 2 Can...

Страница 29: ...yzer is spanning and or zeroing See Remote Calibration Protocol below Remote Calibration Protocol To properly time the Digital Remote Cal Inputs to the Model 3000PA Analyzer the customer s controller...

Страница 30: ...s printing this port is not yet functional RS 232 Port The digital signal output is a standard RS 232 serial communications port used to connect the analyzer to a computer terminal or other digital de...

Страница 31: ...ich has no Remote Probe Unit Instead the Remote Probe connector is used as another method for controlling external sample zero span gas valves See Figure 3 6 Figure 3 6 Remote Probe Connector Pinouts...

Страница 32: ...e for too long When the micro Fuel Cell needs to be installed or replaced follow the procedures in chapter 5 Maintenance for removing and installing cells 3 5 Testing the System Before plugging the in...

Страница 33: ...e analysis ranges Then choose autoranging or select a fixed range of analysis as required Set alarm setpoints and modes of alarm operation latching failsafe etc Before you configure your 3000PA these...

Страница 34: ...percent of oxygen and warns of any alarm conditions System The system function consists of six subfunctions that regulate the internal operations of the analyzer Set LCD screen contrast Setup Auto Ca...

Страница 35: ...procedures for their use follow the descriptions Auto Cal Used to define an automatic calibration sequence and or start an Auto Cal PSWD Security can be established by choosing a 5 digit password PSW...

Страница 36: ...changed back to TBEAI Logout Logging out prevents an unauthorized tampering with analyzersettings More Select and enter More to get a new screen with additional subfunctionslisted Self Test The instru...

Страница 37: ...t OFF to ON if a zero interval is entered A Span Every or Zero Every screen appears Span Every 0 d Start 0 h from now Use arrows to set an interval value then use arrows to move to the start time valu...

Страница 38: ...the blinking over to PSWD and press Enter to select the password function Either the default TBEAI password or AAAAA place holders for an existing password will appear on screen depending on whether...

Страница 39: ...sting pass word and move on If you chose Enter to change the password the password assignment screenappears T B E A I ENT To Proceed or A A A A A ENT To Proceed Enter the password using the arrow keys...

Страница 40: ...L 1 Note If you log off the system using the logout function in the system menu you will now be required to re enter the password to gain access to Span Zero Alarm and Range functions 4 3 4 Logout The...

Страница 41: ...Use the arrow keys to blink More then press Enter Version Self Test Cell Output A Use the arrow keys again to move the blinking to the Self Test function The screen will follow the running of the dia...

Страница 42: ...re to limit the pressure to 40 psig or less when turning it back on Readjust the gas pressure into the analyzer until the flowrate as read on the analyzer s SLPM flowmeter settles between 0 5 and 2 4...

Страница 43: ...table and then manually exits thefunction 4 4 2 1 AutoModeSpanning Press Span to enter the span function The screen that appears allows you to select whether the span calibration is to be performed au...

Страница 44: ...the value of the digit Press Enter to enter the span value into the system and begin the span calibration Once the span has begun the microprocessor samples the output at a predeterminedrate Itcalcula...

Страница 45: ...rises above the setpoint Setting an alarm as LOW triggers the alarm when the oxygen concentration falls below the setpoint Decide whether you want the alarms to be set as Both high high and high high...

Страница 46: ...n be changed on this screen Value of the alarm setpoint AL 1 oxygen Out of range direction HI or LO Defeated Dft Y N Yes No Failsafe Fs Y N Yes No Latching Ltch Y N Yes No To define the setpoint use t...

Страница 47: ...The autoranging feature can be overridden so that analog output stays on a fixed range regardless of the oxygen concentration detected If the concentration exceeds the upper limit of the range the DC...

Страница 48: ...he special 25 cal range Once the oxygen concentration drops back down into your highest range setting the analyzer will automatically switch back to that range CAUTION While the analyzer is in the Air...

Страница 49: ...ton in many cases also switches the analyzer back to the Ana lyze function Alternatively you can press the Analyze button at any time to return to analyzing your sample 4 8 Signal Output The standard...

Страница 50: ...sary to know what range the instrument is currently on especially when the analyzer is in the autorangingmode To provide an indication of the range a second pair of analog output terminals are used Th...

Страница 51: ...s replaced The spent fuel cell should be discarded according to local regulations This section describes fuel cell care as well as when and how to replace it 5 2 1 Storing and Handling Replacement Cel...

Страница 52: ...rift downward uncharacteristically try recalibration If recalibration raises the readings temporarily suspect the cell but first check for leaks downstream from the cell where gases may be leaking int...

Страница 53: ...nt panel See Figure 5 1 To remove an existing cell 1 Remove power to the instrument by unplugging the power cord at the power source 2 Open the front panel door by pressing the release button on the t...

Страница 54: ...5 Maintenance Model 3000P 5 4 Teledyne Analytical Instruments Figure 5 1 Removing or Installing a Micro Fuel Cell...

Страница 55: ...fic Model Information and note any Addendum that might be attached to the front of this manual for special information applying to the Cell in your instrument The warranty period for spare cells begin...

Страница 56: ...emove the single retaining screw flip Fuse Block over 180 degrees and replace screw 3 Replace fuse as shown in Figure 5 3 4 Reassemble Housing as shown in Figure 5 2 American Fuses European Fuses Figu...

Страница 57: ...ther internal components are accessed by removing the rear panel and sliding out the entire chassis See Figure 5 4 below The gas piping is illustrated in Figure 2 4 and the major electronic components...

Страница 58: ...ng disconnect the instru ment from the power source Close and latch the front panel access door Clean outside surfaces with a soft cloth dampened slightly with plain clean water Do not use any harsh s...

Страница 59: ...ace the sensor Possible Cause Atmospheric Oxygen may be diffusing in through the vent and affecting the oxygen level which the sensor sees Solution Increase flow rate and or length or vent tubing in o...

Страница 60: ...5 Maintenance Model 3000P 5 10 Teledyne Analytical Instruments...

Страница 61: ...Others available Cell Block Nylon 90 Response Time 10 seconds at 25 C 77 F Ranges Threeuserdefinablerangesfrom0 1 to 0 100 plus air calibration range of 0 25 Alarms One system failure alarm contact t...

Страница 62: ...r operating temperature range on factory default analysis ranges once thermal equilibrium has been reached Analog outputs 0 1 V dcpercent of range Standard 0 1 V dc range ID Standard 4 20 mA dc isolat...

Страница 63: ...or Remote Probe Connector 2 O38 O ring 1 C6689 B1 Micro FuelCell foroptionssee __________________ Order B or C not both Check Specific Model Information for cell in your instrument A minimum charge of...

Страница 64: ...A 4 Appendix Model 3000PA Teledyne Analytical Instruments Figure A 1 Single and Dual 19 Rack Mounts A 3 Drawing List D 64573 FinalAssembly OutlineDrawing A 4 19 inch Relay Rack Panel Mount...

Страница 65: ...s resultinginhigherO2reading andshortercelllife Tousea3000 seriesanalyzeratacellpressureotherthanatmospheric theanalyzermustbe calibratedwithaknowncalibrationgasatthenewcellpressuretoadjustforthe diff...

Страница 66: ...the samplelinepriortotherestrictor a60micronfilterisrecommended 3000PAEXAMPLES Example1 withaincoming pressureof10psigthestdrestrictor blue dot willprovideaflowrateof 76SLPM Up streamoftherestrictorth...

Страница 67: ...CE Operationwithoutarestrictordeviceisnotrecommendasmentioned above A3000PA withoutanyflowrestrictordevicewastestedon11 19 97 This results in a flow rate of 2 4 SLPM 1 PSIG This is a cv of 0 023 for t...

Страница 68: ...e between AUTO and MAN zero settling Stop when AUTO appears blinking on the display Zero Settling AUTO ENT To Begin Press Enter to begin zeroing Zero Slope ppm s The beginning zero level is shown in t...

Страница 69: ...n parts per million per second ppm s Zero Slope ppm s NOTE It takes several seconds for the true Slope Slope Slope Slope Slope value to display Wait about 10 seconds Then wait until Slope Slope Slope...

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