Teledyne 7320 - NDIR analyzer User Manual

iInfrared Gas AnalyzerTeledyne Analytical InstrumentsOPERATING INSTRUCTIONS Model 7320Infrared Gas AnalyzerP/N M0000010/05/00ECO # 00-0000HIGHLY TO

1-21 Introduction Model 7320Teledyne Analytical Instruments1.3 Main Features of the AnalyzerThe Model 7320 Infrared Gas Analyzer is sophisticated ye

1-3Infrared Gas Analyzer Introduction 1Teledyne Analytical Instruments1.5 NDIR AnalyzerThe Model 7320 contains an optical system consisting of an in

1-41 Introduction Model 7320Teledyne Analytical Instruments1.6 Operator Interface (Front Panel)The Model 7320 is housed in a explosion proof housing

1-5Infrared Gas Analyzer Introduction 1Teledyne Analytical Instruments1.6.2 ESCAPE/ENTER SwitchData Entry: The ESCAPE/ENTER switch is used to input

1-61 Introduction Model 7320Teledyne Analytical Instruments• Remote Valves Used for controlling external solenoidvalves, if desired.• Remote Sensor

Infrared Gas Analyzer Installation 2 2-1Teledyne Analytical Instruments2.0 InstallationInstallation of the Model 7320 Infrared Gas Analyzer includes

2 Installation Model 73202-2Teledyne Analytical Instrumentssurface. When installed as a system with enclosure (non-panel or rack mounted)a waterproo

Infrared Gas Analyzer Installation 2 2-3Teledyne Analytical Instruments2.2.3 Calibration GasesThe system may require a supply of clean, oil and par

2 Installation Model 73202-4Teledyne Analytical Instruments2.3.1 Primary Input PowerThe power strip is located at the interface panel iside the analy

Infrared Gas Analyzer Installation 2 2-5Teledyne Analytical Instruments2.3.3.1 Analog OutputsThere are four DC output signal pins—two pins per output

iiModel 7320Teledyne Analytical InstrumentsCopyright © 2000 Teledyne Analytical InstrumentsAll Rights Reserved. No part of this manual may be reprodu

2 Installation Model 73202-6Teledyne Analytical Instrumentsas 0–10 % carbon monoxide, then the output would be as shown inTable 2-1.Table 2-1: Analog

Infrared Gas Analyzer Installation 2 2-7Teledyne Analytical Instrumentsswitching up to 3 amperes at 250 V ac into a resistive load. The connectorsare

2 Installation Model 73202-8Teledyne Analytical Instruments2.3.3.3 Digital Remote Cal InputsAccept 0 V (off) or 24 V dc (on) inputs for remote contro

Infrared Gas Analyzer Installation 2 2-9Teledyne Analytical InstrumentsOnce a zero or span command is sent, and acknowledged (contactcloses), release

2 Installation Model 73202-10Teledyne Analytical Instruments2.3.3.5 Network I/OA serial digital input/output for local network protocol. At this prin

Infrared Gas Analyzer Installation 2 2-11Teledyne Analytical InstrumentsFigure 2-8: FET Series Resistance2.3.4 RS-232 PortThe digital signal output i

2 Installation Model 73202-12Teledyne Analytical Instrumentsst<enter> Toggling input. Stops/Starts any status message output fromthe RS-232, un

Infrared Gas Analyzer Installation 2 2-13Teledyne Analytical InstrumentsPower up the system, and test it by performing the followingoperations:1. Rep

2 Installation Model 73202-14Teledyne Analytical Instruments

Infrared Gas Analyzer Start-up and Operation 3-1Teledyne Analytical Instruments3.0 Start-up and Operation3.1 PreliminaryBefore applying power to the s

iiiInfrared Gas AnalyzerTeledyne Analytical InstrumentsTechnician Record SheetTechnician Record SheetTechnician Record SheetTechnician Record SheetTec

3 Start-up and Theory of Operation Model 73203-2Teledyne Analytical Instrumentsand the sample flow between 0.1 to 0.6 SCFH (50-250 cc/min) .Zero stan

Infrared Gas Analyzer Start-up and Operation 3-3Teledyne Analytical Instrumentsarenot used during automatic sampling.3.3 Theory of operation3.3.1 Gen

3 Start-up and Theory of Operation Model 73203-4Teledyne Analytical InstrumentsThese lamps are typically rated for 20,000 hours continuous operation

Infrared Gas Analyzer Start-up and Operation 3-5Teledyne Analytical Instruments3.4 Circuit DescriptionThe Teledyne Analytical Instruments IR bench is

3 Start-up and Theory of Operation Model 73203-6Teledyne Analytical Instruments3.5 Digital Signal Processing & ElectronicsThe Model 7320 uses an

Infrared Gas Analyzer Start-up and Operation 3-7Teledyne Analytical InstrumentsThe CPU also provides appropriate control signals to the Displays,Alarm

3 Start-up and Theory of Operation Model 73203-8Teledyne Analytical InstrumentsFigure 3-4Piece-wise approximation is the method used to linearize the

Infrared Gas Analyzer Start-up and Operation 3-9Teledyne Analytical Instruments3.7 AUTOMATIC FUNCTION (Optional)The events talking place during a z

3 Start-up and Theory of Operation Model 73203-10Teledyne Analytical Instruments

Infrared Gas Analyzer Operation 44-1Teledyne Analytical InstrumentsOperation4.1 IntroductionAlthough the Model 7320 is usually programmed to your ap

ivModel 7320Teledyne Analytical Instruments

4 Operation Model 73204-2 Teledyne Analytical Instruments4.2 Using the ControlsTo get the proper response from these controls, press the desired ke

Infrared Gas Analyzer Operation 44-3Teledyne Analytical InstrumentsFigure 4-1: Hierarchy of Functions and SubfunctionsSpan/ZeroTimingSpan/ZeroOff/O

4 Operation Model 73204-4 Teledyne Analytical Instruments4.2.1.2 Setup ModeThe MAIN MENU consists of 14 functions you can use to customize andchec

Infrared Gas Analyzer Operation 44-5Teledyne Analytical Instruments15 OFFSET: This function helps set a non-zero offset to the zerocalibration. It

4 Operation Model 73204-6 Teledyne Analytical InstrumentsIf you do not wish to continue a function, you can abort the session byescaping . Escaping

Infrared Gas Analyzer Operation 44-7Teledyne Analytical Instruments4.3.3 Password ProtectionBefore a unique password is assigned, the system assigns

4 Operation Model 73204-8 Teledyne Analytical InstrumentsPress Escape to move on, or proceed as in Changing the Password,below.4.3.3.2 Installing o

Infrared Gas Analyzer Operation 44-9Teledyne Analytical InstrumentsWhen you have finished typing the new password, press Enter. A verifica-tion scre

4 Operation Model 73204-10 Teledyne Analytical InstrumentsThe self diagnostics are run automatically by the analyzer whenever theinstrument is turn

Infrared Gas Analyzer Operation 44-11Teledyne Analytical InstrumentsDpt INPUT OUTPUT Ø Ø.ØØ Ø.ØØThe leftmost digit (under Dpt) is the numb

iTable of ContentsTeledyne Analytical InstrumentsOPERATING INSTRUCTIONSModel 7320Infrared Gas AnalyzerTable of ContentsGeneral Purpose

4 Operation Model 73204-12 Teledyne Analytical InstrumentsHard_offset_C=3015 (This is the raw DAC count of the Coarse zeroadjustment. It should rea

Infrared Gas Analyzer Operation 44-13Teledyne Analytical Instruments6 1607 3208 6409 128010 2360The response time listed above can and will change d

4 Operation Model 73204-14 Teledyne Analytical InstrumentsHow the offset value is selected:To find out what the offset value should be, the intende

Infrared Gas Analyzer Operation 44-15Teledyne Analytical InstrumentsAdjst output to 4ma<ENT> to OK: -7Use the Up or Down key to adjust

4 Operation Model 73204-16 Teledyne Analytical Instruments4.4 The Zero and Span Functions(1) The Model 7320 can have as many as three analysis rang

Infrared Gas Analyzer Operation 44-17Teledyne Analytical InstrumentsIf you want to calibrate ALL of the ranges at once(multiple application analyzer

4 Operation Model 73204-18 Teledyne Analytical Instruments4.4.1.2 Manual Mode ZeroingScroll to Zero and enter the Zero function. The screen that ap

Infrared Gas Analyzer Operation 44-19Teledyne Analytical Instrumentsb. Check for leaks downstream from the sensor, where contamina-tion may be leaki

4 Operation Model 73204-20 Teledyne Analytical InstrumentsENTER will move the blinking field to units (%/ppm). Use UP/DOWN keyto select the units,

Infrared Gas Analyzer Operation 44-21Teledyne Analytical Instrumentsis pressed, the Span reading changes to the correct value. The instrument thenau

iiModel 7320 Infrared Gas AnalyzerTeledyne Analytical InstrumentsTable of Contents1 Introduction1.1 Overview ...

4 Operation Model 73204-22 Teledyne Analytical Instrumentsalarm status will terminate when process conditions revert to non-alarm conditions.4. Are

Infrared Gas Analyzer Operation 44-23Teledyne Analytical Instrumentsthe number. Holding down the key speeds up the incrementing ordecrementing.• Aft

4 Operation Model 73204-24 Teledyne Analytical InstrumentsNote: If all three ranges are currently defined for different applica-tion gases, then th

Infrared Gas Analyzer Operation 44-25Teledyne Analytical Instrumentsrange readings are accurate UNLESS the application uses linearization over these

4 Operation Model 73204-26 Teledyne Analytical Instruments• Ranges that overlap• Ranges whose limits are entirely within the span of an adjoiningra

Infrared Gas Analyzer Operation 44-27Teledyne Analytical InstrumentsIf the concentration detected is over range, the first line of the display blink

4 Operation Model 73204-28 Teledyne Analytical InstrumentsIn the autoranging mode, the microprocessor automatically responds toconcentration change

Infrared Gas Analyzer Operation 44-29Teledyne Analytical InstrumentsNote: The ranges must be increasing from low to high, for example,if Range 1 is

4 Operation Model 73204-30 Teledyne Analytical InstrumentsAlgorithm setup: VERIFY SETUPUP/DOWN to select and Enter VERIFY to check whether the

Infrared Gas Analyzer Operation 44-31Teledyne Analytical InstrumentsFrom the MAIN MENU Screen—1. Use UP/DOWN to select ALGORITHM , and Enter.2. Sele

iiiTable of ContentsTeledyne Analytical Instruments2.5 Testing the System ... 2-122.6 Calibrati

4 Operation Model 73204-32 Teledyne Analytical InstrumentsNote: The span gas use to span the analyzer must be >90% of therange being analyzed.Be

Infrared Gas Analyzer Operation 44-33Teledyne Analytical Instrumentstivity of the binary gas, the analyzer would normally be set up so that the 100%

4 Operation Model 73204-34 Teledyne Analytical InstrumentsSelect STANDBY to restart the system.4.9.3 Gain PresetNOTE: This function will apply on

Infrared Gas Analyzer Maintenance 5 5-1Teledyne Analytical Instruments5.0 MaintenanceAside from normal cleaning and checking for leaks at the gas

5 Maintenance Model 73205-2Teledyne Analytical Instruments5.1 Routine MaintenanceThe 7320 should be inspected on a regular schedule to be determine

Infrared Gas Analyzer Maintenance 5 5-3Teledyne Analytical Instrumentscells can be swabbed with water and alcohol and dried thoroughly beforereass

5 Maintenance Model 73205-4Teledyne Analytical Instruments> 0 Amplifier failure high offset (number is a codethat pinpoint which gains are at fa

Infrared Gas Analyzer Maintenance 5 5-5Teledyne Analytical InstrumentsFigure 5-3: Cell AssemblyWARNING: HAZARDOUS VOLTAGES EXIST ON CERTAINCOMPONE

5 Maintenance Model 73205-6Teledyne Analytical InstrumentsNOTEIt is recommended that only qualified electronic technicianstroubleshoot electronic f

Infrared Gas Analyzer Maintenance 5 5-7Teledyne Analytical Instruments put is either dead or fully saturated. (b) Check that power supply vo

ivModel 7320 Infrared Gas AnalyzerTeledyne Analytical Instruments4.4.1 Zero Cal ... 4-16

5 Maintenance Model 73205-8Teledyne Analytical Instruments Operation noises are:(a) Reduced output of infrared source(5v, 110 ma each) or replac

A-1Infrared Gas Analyzer AppendixTeledyne Analytical InstrumentsAppendixA-1 Specifications7320 Digital Control Portion:Ranges: Three Programmable Rang

A-2Appendix Model 7320Teledyne Analytical Instruments7320 Specifications Chemical and petrochemical processes Gas Analysis• Combustion and flue gas

A-3Infrared Gas Analyzer AppendixTeledyne Analytical InstrumentsRecommended 2-Year Spare Parts ListNOTE: Part list may or not be part of your system,

A-4Appendix Model 7320Teledyne Analytical InstrumentsATTACHMENT 7320Quote "Exceptions" and "GAS PHASE Conditions" for thisappli

A-5Infrared Gas Analyzer AppendixTeledyne Analytical Instruments10 If condensables occur, such as moisture, acid gases, solvents, etc.,sample system m

1-1Infrared Gas Analyzer Introduction 1Teledyne Analytical Instruments1.0 Introduction1.1 OverviewThe Teledyne Analytical Instruments Model 7320 A