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Teledyne 5000bf User's Manual

1. OPERATING INSTRUCTIONS Model 5000BF Photometric Analyzer 81 Pe TION ANALYN NSIRIVENTS na of Nae Daran Ye HIGHLY TOXIC AND OR FLAMMABLELIQUIDS OR GASES MAY BEPRESENTIN THIS MONITORINGSYSTEM PERSONAL PROTECTIVE EQUIPMENT MAY BE REQUIRED WHEN SERVICING THiS SYSTEM HAZARDOUS VOLTAGES EXIST ONCERTAIN COMPONENTS INTERNALLY WHICH MAY PERSIST FORA TIME EVEN AFTER THE POWERIS TURNED OFF AND DISCONNECTED ONLY AUTHORIZED PERSONNEL SHOULD CONDUCT MAINTENANCE AND OR SERVICING BEFORE CONDUCTINGANY MAINTENANCE ORSERVICING CONSULT WITHAUTHORIZED SUPERVISORMANAGER FR Teledyne Analytical Instruments Model 5000BF Copyright O 1999 Teledyne Analytical Instruments All Rights Reserved No part of this manual may be reproduced transmitted transcribed stored in a retrieval system or translated into any other language or computer language in whole or in part in any form or by any means whether it be electronic mechanical magnetic optical manual or otherwise without the prior written consent of Teledyne Analytical Instruments 16830 Chestnut Street City of Industry CA 91749 1580 Warranty This equipment is sold subject to the mutual agreement that it is warranted by us free from defects of material and of construction and that our liability shall be limited to replacing or repairing at our factory without charge
2. 1 Lettheintended zero calibration fluid flow through the 5000BF sample cell this assumes that you have started up you system as recommended by the manual or technical personnel and doa zero on the instrument Leave the offset setto zero value 2 Atthe end of the zero function make sure the analyser reads zero 3 Flowazero level of the process background fluid mix through the 5000BF sample cell onthe Analyse mode Wait forthe reading to becomestable Write thereading down Change the sign of the reading Thisis the offset to be entered 4 Doa manual run to check Reintroduce the zero calibration fluid Starta zero ontheanalyser but thistime enter the offset value 5 Atthe end of the zero function check that the instrument reads the entered offset 6 Reintroduce the process background fluid mix to the 5000BF sample cell in the Analyse mode It should read close to zero once the reading is stable 1 error of full scale Spanning the SOOOBF Sincethe instrument mightbe spanned with background fluidthesameas the zero calibration fluid the span value to beentered should bethe span concentration plus the offset value ifthe offset value has a minussign then algebraically itbecomes asubtraction Teledyne Analytical Instruments Part 3 21 3 Operation Control Unit Model 5000BF 3 5 The Alarms Function The Model 5000BF is equipped with two fully adjustable set points con centration with two alarms and a system failure alarm rel
3. Check the solenoid valves 3 5 Service Procedures and Adjustments 3 5 1 Electronics TAl aligns the system s electronics However you may need to touch up the circuitry using the following procedure Equipment Required Oscilloscope dual trace is preferred but not required To observe oscilloscope test points switch the vertical input selector of the scope to DC Switch to AC to observe the demodulator switch signals DVM Digital Voltmeter PC Board Extender Use the PC board extender whenever you need to adjust trimpot Because all PC board connectors are keyed to avoid wrong positioning in the connectors you must remove the key and after testing you need to replace the key with long nosed pliers Turn off the power during this operation Never disconnect or connect the PC boards with the power on because you may damage the PC board C MOS devices 4 6 Part T Teledyne Analytical Instruments Part Control Unit Analysis Unit Maintenance 3 3 5 2 Power Supply Test Points Measure 15 volt 1 volt DC and 15 volt 1 volt DC on the differential powersupply PC board in the control unit Refer to the power supply schematic in the back of the manual to identify the power supply test points 3 5 3 Setup of the Signal Processing Front End Amplifiers Fill the sample cell with air or a stable fluid such that the photo energy that strikes the detector is constant A stable fluid is distilled or tap water This step m
4. Fl Installation Installation of Model 5000BF Analyzers includes 1 Unpacking mounting and interconnecting the Control Analysis Section 2 Making gas connections to the system 3 Making electrical connections to the system 4 Testing the system This chapter covers installation of the Control Section Installation of the Analysis Section is covered in Part II of this manual 2 1 Unpacking the Control Analysis Unit The analyzer is shipped with all the materials you need to install and prepare the system for operation Carefully unpack the Control Analysis Unit and inspect it for damage Immediately report any damage to the ship ping agent Figure 2 2 Required Front Door Clearance Allow clearance for the door to open in a 90 degree arc of radius 15 5 inches See Figure 2 2 Figure 2 2 Required Front Door Clearance 2 2 Electrical Connections Figure 2 3 shows the Control Analysis Unit interface panel Connec tions for power communications and both digital and analog signal outputs are described in the following paragraphs Wire size and maximum length data appear in the Drawings at the back of this manual PR Teledyne Analytical Instruments Partl 2 1 1 Introduction Model 6000BF ENEY EISE Figure 2 3 Interface Panel of the Model 6600 Control Section For safe connections ensure that no uninsulated wire extends outside of the
5. These optical filters are stable and are chosen to indicate the measured component at the required instrument wavelengths Therefore future faster yet much simpler calibration zero and span checks can be made without the unnecessary tedious on line calibration described above nor the consumption of expensive calibration fluids which may be difficult to handle or obtain are unstable or toxic in nature A Fitter s at the factory is chosen and installed in the instrument approxi mating in absorbance value to the anticipated stream composition back ground to give reproducible zero span value when nitrogen or air back ground is in the measuring cell This capability is possible when the zero offset between the process fluid and dry air or nitrogen remains close to the zero point of the actual process fluid i e after calibration the zero off set can be adjusted over the entire range of the meter plus or minus 100 from zero In the case of the calibration zero check value the requirement for installing a zero optical flag with dry nitrogen as the background fluid depends upon how unbalanced the reference and measure channel peak heights are with respect to each other as measured using an oscilloscope at Test Point 1 TP1 Violet of the AGC board designated B 1 4521 4 A good ratio ref meas estimate to keep within is 1 volt minimum 2 volt maximum to 2 volt maximum 1 volt minimum between the zero process fluid signal levels and
6. WARNING 1 The light intensity from the Mini IR lamp or quartz iodine lamp If used is intense and should not be looked at directly without special protective eyewear Protective goggles with shaded lenses Fed Spec 5 should be worn ifitis necessary to look directly at the source 2 Before opening any of the enclosure covers with the power on make certain that the area has been classified as safe to do so 4 4 q Teledyne Analytical Instruments A Business Unit of Teledyne Electronic Technologies Operations Analysis Unit 4 0 3 If the analyzer section has been equipped with the automatic zero SOL option the zero solenoid device in the accessory sampling system should have energized the instant power was established The device or devices should be energized because the mode switch has been preset to the ZERO position 4 Ifthe test procedure was normal the devices should have been seen or heard to operate as described by personnel located at the analysis section installation site and no further check need be made at this time If operation is not as described refer to Troubleshooting in Chapter 5 0 5 Check analyzer operation by completing the calibration procedure described below in Calibration after allowing the instrument to warm up The electrical circuits take from 30 to 40 minutes to stabilize NOTE It will take at least four hours for the analyzer to completely stabilize with respect to temperature
7. collimating lens is usually quartz but may be CaF2 for longer wavelengths Also the source lamp may be a differenct type to emit more radiation at the longer measuring wavelengths Consult manual addendum descriptions 4 18 24 Teledyne Analytical Instruments A Business Unit of Teledyne Electronic Technologies Operations Analysis Unit 4 0 Sample Out Light Beam Tube Light Beam Tube Detector Source NIR Lens Synchronous Motor Wheel Sample In Chopper Filter Position Sensor Figure 2 1 Optical System 4 1 2 Sample cell The sample cell generally constructed of 316SS is located in the path of the NIR radiation between the source and the detector modules Each compound in the sample path exhibits its own characteristic absorption spectrum Cell spacer thicknesses will vary depending upon the absorbance of the component of interest at the measuring wavelength Due to the pos sible variation of absorption with temperature it is either necessary to main tain the sample at a constant temperature during analysis or to compensate for the minor frequency shifts of the water bonding which can change due to sample temperature variations To achieve this two separate methods of temperature control are employed for constant temperature control 1 A preheater heat exchanger coil is used on the incoming sample stream to raise or lower it to the desired temperature controlled lev
8. except for transportation or at customer plant at our option any material or construction in which defects become apparent within one year from the date of shipment except in cases where quotations or acknowledgements provide for a shorter period Components manufactured by others bear the warranty of their manufacturer This warranty does not cover defects caused by wear accident misuse neglect or repairs other than those performed by Teledyne or an autho rized service center We assume no liability for direct or indirect damages of any kind and the purchaser by the acceptance of the equipment will assume all liability for any damage which may result from its use or misuse We reserve the right to employ any suitable material in the manufacture of our apparatus and to make any alterations in the dimensions shape or weight 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 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 the instrument or its interface with the process being measured be properly trained in the process itself as well as all instrumen tation related to it The safety of personnel is ultimately the responsibility of those
9. it indicates that the rangeis linearized 1 95 ppm S02 R1 9 10 Anlz Ifthe concentration detected is overrange the first line of the display blinks continuously Teledyne Analytical Instruments Parti 3 27 3 Operation Control Unit Model 5000BF 3 8 Programming CAUTION The programming 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 protection capability 2 Connect a computer or computer terminal capable of sending an RS 232 signal to the analyzer RS 232 connector See chapter 2 Installation for details Send the rp command to the analyzer 3 Press the System button to start the System function DIG_FILT SELF TEST PWD LOGOUT MORE Use the lt gt arrow keys to blink MORE then press Enter AUTOCAL FILSOLL HOLD CAL HOLD TIMER MORE Select MORE and press ENTER onemoretime ALGOR THM APPLICATION MORE OUTPUT AMA Nowyou will be able to select the APPLICATION and ALGORITHM set up functions 3 8 1 The Set Range Screen The SetRangescreen allows reprogramming of the three analysis ranges and the calibration range background fluid lowend ofrange high end ofrange and orppm units Original programmingis usually done at the factory ac cording to the customer s applicat
10. the output signal from the analysis unit is a current signal that is proportional to the concentration of sample in the sample module There is also an option of providing an automatic zero function see drawing B 14729 in the control unit This circuit provides electrical signals for switching a fluid which contains none of the material to be measured into the sample module electrically adjusting the zeros and switching back to sample 4 1 Circuit Descriptions 4 1 1 Source Module The source module is the source of infrared energy This is provided through the use of a high intensity mini IR lamp or a quartz iodine lamp operating directly from a 5 0 volt stable supply or a 6 3 V transformer To ensure a stable source of radiation in the face of line voltage variations the lamp transformer derives its input directly froma line voltage regulating transformer selected for its ability to maintain a constant output voltage level regardless of fluctuations in the input line voltage within the control range of 105 to 130 VAC In some applications where we have an abundance of energy due to low sample absorption the focusing lens is removed to avoid excess energy reaching the detector However other systems have high energy losses in the sample module due to strong sample absorbance or exceptionally long sample path lengths These systems require a focusing lens to gather and collimate the radiation for maximum utilization of source energy The
11. 4 Teledyne Analytical instruments 4 5 A Business Unit of Teledyne Electronic Technologies 4 0 Operations Analysis Unit 4 3 Calibration Standardization Fluids Two standardization fluids are necessary to calibrate the analyzer 1 Zero Fluid The zero standard fluid must have a composition similar to the sample and ideally contains none of the components of interest The zero fluid should be laboratory analyzed to determine its composition The exact composition must be known as the accuracy of the analysis can be no better than the knowledge of the standardization fluid 2 SpanFluid The span fluid must be representative of the sample fluid in composition like the zero fluid and contain a measured quantity of the component of interest The component of interest content of the fluid should be in the region of 75 to 100 of the range of measurement As with the zero fluid the accuracy of the system is dependent upon the your knowledge of the span fluid composition Ideally the span sample should contain at least 75 of whatever the instrument is set up to analyze Procedure 1 Introduce zero fluid see above into the sample cell Flow liquid samples into the cell at a flow rate of about 50 cc minute to allow the sample to completely flush to a steady state concentration Make certain that bubbles are not introduced or formed in the cell Some back pressure may help avoid this Gas samples can be introduced at about 200 5
12. However if the analyzer malfunctions at start up an oscilloscope and a multimeter will be required for troubleshooting see Chapter 5 0 TAI recommends that a dual trace oscilloscope be used A dual trace oscilloscope will permit the operator to see two different waveforms simultaneously 4 2 1 Preliminary Inspection Before power is supplied to the analyzer all modules should be opened and inspected for damage or loose components Plug in circuit cards should be firmly seated in their sockets All barrier strip wiring connections must be inspected and user installed wiring between units verified as being in agree ment with the system interconnection diagram Control Settings Prior to turning on the power the controls on and within the control module should be positioned as follows Analyzers not equipped with Auto Zero 1 ON OFF functionality hardwired at customers remote terminal block or power switch 2 SPAN control preset to the setting noted in Specific Application Data in the Appendix Analyzers equipped with Auto Zero 1 ON OFF functionality hardwired at customers remote terminal block or power switch 2 SAMPLE ZERO switch on ZERO 3 SPAN control preset to the setting noted in Specific Application Data in the Appendix sg Teledyne Analytical Instruments 4 3 A Business Unit of Teledyne Electronic Technologies 4 0 Operations Analysis Unit 4 2 2 Pre Start up Electrical Checkout After the preliminary proce
13. N Yes No To define the setpoint use the lt gt arrow keys to move the blinking over to AL1 HH Then use the AV arrow keys to change the number Holding down the key speeds up the incrementing or decrementing e To set the other parameters use the lt gt arrow keys to move the blinking over to the desired parameter Then use the AV arrow keys to change the parameter e Once the parameters for alarm 1 have been set press Alarms again and repeat this procedure for alarm 2 AL2 e To reset a latched alarm go to Dft and then press either A two times or V two times Toggle it to Y and then back to N OR Go to Lich and then press either A two times or V two times Toggle it to N and back to Y oe o 4 Teledyne Analytical Instruments Pati 3 23 3 Operation Control Unit Model 5000BF 3 6 The Range Select Function The Range function allows you to manually selectthe concentration range of analysis MANUAL orto select automatic range switching AUTO In the MANUAL screen you are further allowed to define the high and low concentration limits of each Range and selectasingle fixed rangeto run CAUTION If this is a linearized application the new range must be within the limits previously programmed using the System function if linearization is to apply through out the range Furthermore if the limits are too small a part approx 10 or less of the originally linear ized range the linearizati
14. amplifier is incapable of taking the logarithm of the slightly negative baseline 3 5 7 Inverting Amplifier The amplifier is inverting and has a gain of 1 It inverts the output signal of the logarithmic amplifier and acts as a buffer between the logarithmic amplifier and the reed switch and integrators To observe the output of the inverter connect the scope probe to TP5 The wave must bea duplicateof that observed on TP4 except that it is inverted 3 5 8 Integrated Reference and Measuring Signals You can observe the reference and measuring signal at the first stage of integration by connecting the scope probe to TP6 reference signal and TP7 measuring signal at the detector unit A dual trace scope is advantageous but not required for this observation Thetest points significanceis that they reveal properswitchaction The display shows asawtooth pattern that is a charge discharge of the first capacitor in the integrating network This ripple is the AC component of the reference and measuring signal after the pulses are converted to DC The sawtooth patterns must be displayed 180 with respect to each other as viewed with a dual trace scope They must both be present If one is missing the switch is not switching If the sawtooth shows a broken pattern the switching action is feeble or irregular Usually you can fix the faulty condition of the switch by slightly changing the switch position The action of a bar magnet and a ro
15. onthe display Select zero mode AUTO Press Enterto begin zeroing HERE HE Yo S02 Slope C Zero The beginning zero level is shown in the upperleftcomer of the display As the zero reading settles the screen displays and updates information on Slope in percent second unless the Slope starts within the acceptable zero range and doesnot need to settle further The system first does a coarse zero shown in the lower right corner of the screen as C Zero for 3 min andthen does a fine zero and displays F Zero for3 min 3 16 Part 47 Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 Then and whenever Slopeislessthan 0 01 for atleast 3 min instead of Slope you will see a countdown 9 Left 8 Left and so fourth These are software steps in the zeroing process that the system mustcomplete AFTER settling before it can go back to Analyze Software zero is indicated by S Zero in the lower right corner AAA AA h S02 4 Left S Zero The zeroing process will automatically conclude when the outputis within the acceptable range for a good zero Then the analyzer automatically retums to the Analyze mode 3 4 1 2 Manual Mode Zeroing Press Zero to enter the Zero function The screen that appears allows you to select between automatic or manual zero calibration Use the AV keys to toggle between AUTO and MAN zero settling Stop when MANUAL appears blinking onthe display Select ze
16. output and in the range ID outputs will be noticed The autoranging feature can be overridden so that analog outputstays ona fixedrange regardless of the contaminant concentration detected Ifthe concen tration exceeds the upper limit of the range the DC output will saturate at 1 V de 20mA atthe current output However the digital readout and the RS 232 output of the concentration are unaffected by the fixed range They continueto read beyond the full scale setting until amplifier saturation isreached Belowamplifier saturation the overrange readings are accurate UNLESS the application uses linearization over theselected range The concentration ranges can be redefined using the Range function Manual screen and the application fluides can be redefined using the System function if they arenot already defined asnecessary CAUTION Redefining applications or ranges might require relinearization andlor recalibration Tosetup automaticranging Press Range key to start the Range function Select range mode AUTO If above screen displays use the AV arrow keys to Select AUTO and press Enter Press Escape to retum to the previous Analyze Function Teledyne Analytical Instruments Part 3 25 3 Operation Control Unit Model 5000BF 3 6 3 Precautions The Model 5000BF allows a great deal of flexibility in choosing ranges for automatic rangeswitching However there aresome pitfalls that are to be avoided Ranges that
17. outputs and display are disabled and will nottrack the concentration changes while the instrumentis undergoing scheduled or remote calibration either zero or span Inthe HOLD option the analog outputs and display will freeze on the last reading before entering calibration The analog outputs are both 0 to 1 volt outputs and both 4 to 20 mA outputs 3 3 10 Calibration Hold Timer Setup This Calibration Timer lets the operator adjust the time thee instrument purges the calibration fluidpriorto actually start the calibration computations The Sample timer lets the operator adjust the time the instrument purgessample fluid after finishing a calibration before it lets the analog outputs and display track the change in concentration This function andthe TRACK HOLD feature will prevent false alarms while performingremote or autoscheduled calibrations These functions arenot applicableifthe calibration is initiated through the front panel To enterthe Calibration Hold Timer function you must 1 Press the System key to start the System function DIG_FILT SELF TEST PWD LOGOUT MORE 2 Using the Right or Left arrow keys select MORE and press Enter The Second System screen appears AUTOCAL FILSOL TRACK CAL HOLD TIMER MORE or Teledyne Analytical Instruments u Parti 3 13 Operation Control Unit Model 5000BF AUTOCAL FILSOL HOLD CAL HOLD TIMER MORE 3 Select with the Right or Left keys CAL HOLD TIMER and press the Enter
18. peaks are balanced adjust the gain control until the tallest of the two peaks is 8 to 9 volts The peaks should still be within1 volt of each other 8 It is always good practice to operate the analyzer with as low a gain as possible Therefore with the gain control just barely offits stop once again remove or add screens in the light path to obtain as high a voltage as possible without exceeding 9 volts for the highest peak Read just gain for 8 to 9 volts This concludes the balancing procedure and the instrument is ready for calibration 3 5 6 Setup of the Logarithmic Amplifier The amplifier is inverting and continuously taking the logarithm of the output signal ofthe second amplifier Youcan observe the output by connecting the scope probe to TP4 The correct wave shape has a rounded negative going pulse that is the signal anda flat topped positive pulse that depicts saturation of the log amplifier You should not permit distortions or oscillations in the rounded peaks 7 Teledyne Analytical Instruments Partl 4 9 3 Maintenance Model 5000BF Photometric Analyzer When the positive going pulseis not flat oris distorted adjust trimpot R3 only enough to obtaina flat positive pulse If you over adjust you may lose part of the second decade of absorption and affect the accuracy of analysis for high concentrations of the component of interest where the measuring pulse can become very short The log amplifier saturates because the
19. terminal blocks Stripped wire ends must insert completely into terminal blocks No uninsulated wiring should come in contact with fingers tools or clothing during normal operation Primary Input Power The power supply in the Model 6600 will accept a 115 Vac 50 60 Hz power source See Figure 2 4 for detailed connections DANGER Power is applied to the instrument s circuitry as long as the instrument is connected to the power source The standby function switches power on or off to the displays and outputs only 115VAC 50 60 Hz Turn cw to hold cow to er loosen wire Insert wire here N e Figure 2 4 Primary Input Power Connections 2 2 Partl 8 Teledyne Analytical Instruments Photometric Analyzer Part I Control Unit Fuse Installation The fuse holders accept 5 x 20 mm 4 0 A T type slow blow fuses Fuses are not installed at the factory Be sure to install the proper fuse as part of installation See Fuse Replacementin chapter 4 maintenance Analog Outputs There are eight DC output signal connectors on the ANALOG OUTPUTS terminal block There are two connectors per output with the polarity noted See Figure 2 5 The outputs are 0 1 V de of Range Voltage rises linearly with increasing sample con centration from 0 V at 0 to 1 V at 100 Full scale 100 programmed range 0 1 V dc Range ID 0 25 V Range 1 0 5 V Range 2 0 75 V Range 3 4 20 mA dc Range Currentincre
20. the nitrogen calibration fluid background signal levels With the process fluid in the cell at the zero point of the calibration range the reference and measure pulses are optically balanced using density screens placed over the reference and or measure filters These signals are balanced to 9 volts each as measured at TP4 ref orange and TP3 meas yellow on the PEAK LEVEL DETECTOR BOARD designated B 14074 A The spectral background absorbance at the reference versus measure wavelengths of the process fluid determines the magnitude of the unbal anced ref meas ratio This ratio is kept within the 1 2 to 2 1 values for proper operation of the AGC circuitry and therefore proper stability and signal noise levels of the instrument output After balancing on a zero sample of the process fluid if the ratio is not found to be within the 1 2 to 2 1 range a zero flag is necessary and installed in the sample cell compartment along with a span flag if ordered This zero flag when chosen is also solenoid actuated to bring the ratio within the 1 2 to 2 1 range between process zero fluid and zero nitrogen or dry air background The span flag is actuated while the zero offset level usually when nitrogen is used as a zero calibration fluid is switched in Zero calibration check after process on line calibration To check zero on the analyzer immediately back flush out the process fluid and dry the cell out with a reproducible zero fluid that should never c
21. the zero calibration reading for future reference and agreement checks of the zero stability Note the instrument zero reading should typically be between 10 20 of full scale calibrated range chosen at the factory This reading should always repeat on nitrogen with the zero offset and or flag introduced If not readjust the instrument fine or coarse zero potentiometer s or microprocessor computer etc to read the correct concentration value known determined after the original on line process calibration Span calibration check after performing a process on line calibration After zero calibration above To check span on the analyzer immediately back flush out the process fluid and dry the cell with a reproducible zero fluid that does not contain any of the analyte In this case nitrogen or dry air typically 75 C dew point or less than 1 PPM water should be used Manually introduce the span flag from the readout control unit to operate the solenoid containing the appropriate span filter into the light path of the analyzer this may be automatically or manually operated depending upon the sample system and electronic instru ment design RECORD the span calibration reading for future calibration reference of the span sensitivity agreement The filter span flag is chosen at the factory to represent an upscale reading of typically between 60 90 of the full scale range q Teledyne Analytical Instruments A Business Unit of Teledy
22. to test Before plugging the unit into its power sources e Check the integrity and accuracy of the fluid connections Make sure there are no leaks e Check the integrity and accuracy of all electrical connections Make sure there are no exposed conductors e Check that sample pressure typically between 0 and 30 psig according to the requirements of your process Power up the system and test it by performing the following operation 1 Repeat the Self Diagnostic Test 2 Zero theinstrument 3 Span the instrument Consult calibration recommendation in the addendum for your particular application whether liquid or gas phase monitoring For steps 2 and 3 refer to part Il for calibration amp Teledyne Analytical Instruments Part 2 9 1 Introduction Model 6000BF 2 10 Partl e Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 Operation 3 1 Introduction Although the Model 5000BF is usually programmedto your application at the factory it can be further configured at the operator level oreven cautious ly reprogrammed Depending on the specifics of the application this might include all orasubsetof the following procedures e Settingsystem parameters e Establish a security password if desired requiring Operator to log in secure in safe file for referrence e Establish and start an automatic calibration cycle if desired Routine Operation e Calibratethe instr
23. 00 cc minute 2 The digital meter should be capable of adjusting the zero level to an on scale reading Consult section for zero functioning If the reading cannot be adjusted then the signals will require rebalancing for your particular process fluid The filter wheel located inside the detector module must be removed and balanced optically with screens See section b Ifthe measuring peak is so far out of balance with the reference peak thatl it can no longer be adjusted with potentiometer R3 the optical filters require re screening If the analyzer has been in use for some time it is possible that the sample cell windows need cleaning or that a filter has deteriorated 4 6 q Teledyne Analytical Instruments A Business Unit of Teledyne Electronic Technologies Operations Analysis Unit 4 0 Another cause of peak imbalance might be that the sample chemical background has changed In some cases TAI is not able to duplicate the background your sample for purposes of optically balancing the analyzer before shipment In these cases it is necessary for you to screen for an approximate balance and to then electronically adjust R3 for precise balance To do so 1 Reset R3 to its midpoint 2 Re screen the filter wheel as necessary to obtain a measuring voltage within 10 of the reference voltage Every time a screen is added or removed froma filter the analyzer must be turned off and the filter wheel removed from the an
24. 2 concentration alarms and 1 system alarm e RS 232 Port Serial digital concentrationsignal output and control input e Remote Bench Provides all electrical interconnect to the Analysis Section Remote Span Zero Digital inputs allow external control of analyzer calibration e Calibration Contact To notify external equipment that instrument is being calibrated and readings are not monitoring sample e RangeID Contacts Four separate dedicated range relay contacts gt Network I O Serial digital communications for local network access For future expansion Notimplemented at this printing Note If you require highly accurate Auto Cal timing use external Auto Cal control where possible The internal clock in the Model 5000BF is accurate to 2 3 Accordingly internally scheduled calibrations can vary 2 3 per day 1 8 Part 23 Teledyne Analytical Instruments Photometric Analyzer Part Control Unit JE Teledyne Analytical Instruments si rtal 1 11 14l bofalolels koe FRITS o le el owon ower szamar amar moro swa rezo amor 3 0 A MAX USE 250 V 4 0 AT FUSE AN N CAUTION Bair onn RVICEABLE PARTS INSIDE RINGE ONLY BY QUALIFIED PERSONNEL Figure 1 2 Mode 6000BF Interface Panel FR Teledyne Analytical Instruments Parti 1 9 Photometric Analyzer Part l Control Unit AA
25. 4 Pressure Relief 5 2 30GPH enclosure purge Valve V 621 I F 384 0 200ccm Maximum inlet pressure Sample Temperature lt 175 psig 12 Bar A Equilibration Module 2 X Fast loop and By Pass Filter zeroandspanopticalflags 5 microns formanualorauto cafibration Sample in Zero in Span in ITEM PART NO DESCRIPTION TOLERANCE UNLESS THIS DRAWING 15 TRE PROPERTY OF TELEDYNE ANALYTICAL INSTRUMENTS AND CONTAINS CONFIDENTIAL OTHERWISE SPECIFIED INFORMATION IT IS NOT TO BE COPIED WITHOUT WRITTEN PERMISSION FRAG ae D STAT DEG ANGULAR A A DATE abusinessunit ofTeledyneElectronicTechnologies 2 18 2001 INDUSTRY CALIFORNIA 91749 CUSTOMER MODEL Measuremantts LIQUID SAMPLE SYSTEM 5020 SERIES NIR x usemi nsona 31655 VITONOR KALREZ TEFLONMATERIALS R DOWNIE IK KOTHARI SALES ORDER NO 4 TeledyneAnalytical instruments 4 15 A Business Unit of Teledyne Electronic Technologies 4 0 Operations Analysis Unit ATTACHMENT 5000BF 5020 NIR ANALYZER Quote Exceptions and LIQUID PHASE Conditions for this application 1 Response Time is proportional to sample system design for take off distance process pressure line size sequencing and bypass by pass analyzer flow design dead volumes tee s sample cell volume and instrument electronics Maximum cell operation pressure to be 175 psig based upon standard Sapphire window cell design Higher pressures a
26. 4 ma 250 The number on the second row is the setpoint of the 4 mA output Itis analogous to a potentiometer wiper The number can be set any where from 0 to 500 The defaultis 250 inthe middle Atthe default setting the output should be very closeto 4 mA Ifnot slowly adjust the number using the Up or the Down keys until DMM reads 4 00 mA Press the Enter key when done 5 Now select OUTPUT 20 MA andpress the Enterkey A screen similar to the one above will appear and the DMM should read close to 20 mA Ifnot slowly adjust the number using the Up or Down key until DMM reads 20 0 mA Press the Enter key when done Therange of adjustment is approximately 10 ofscale 1 6 ma Since the 4 to 20 mA outputis tied to the 0 to 1 volt output this function can be used to calibrate the 0 to 1 volt output if the 4 to 20 mA output is not used By usinga digital Volt meter on the 0 1 Volt output 3 3 12 Model Thisselection in the System menu flashes for afewseconds the model number and the software version installed in this instrument 3 3 13 Show Negative The analyzer defaults to not to shownegative readings on the analyze mode only This affects the analog outputs too by pressing the UP or DOWN key the analyzer can besetto display negative readings on the SHOW_NEGfieldof thesystem menu 3 4 The Zero and Span Functions The Model 5000BF can have as many as three analysis ranges plusa special calibration range Cal Range Calibrating
27. 58206 IR source and parabola assy 1 C 54802 Controller D2 Power Supply 1 C 14449 Temperature Controller Sample Cell 1 L 179 Source Lamp 3 F 57 Fuse 5A Slo Blo 3 F 14 Fuse 10A Slo Blo 1 D3 PbS detector standard 2 C128 Sample Cell Window sapphire 6 081 Viton O Ring 1 A 16776 Accessory Kit 2 F1268 Fuse 6 3 A Fast blo 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 A 4 Teledyne Analytical Instruments Photometric Analyzer 5000BF Appendix A 3 Drawing List 5000BF System Drawings D75119 Final Assembly Analyzer D75061 Outline Diagram Analyzer Cxxxx Interconnection input output Diagram Schematics A14619 Preamplifier Wiring Diagrams Cxxx Wiring Diagram Control Unit PC Board Assemblies D69632 Main Display LCD Pre Amp C67435B Main C62371B Display C 72760 Amplifier PCB Schematic D 67990 Interface PCB Schematic A14505 Presamplifier Assembly Drawings D75098 Control Unit Source and Detector D69633 Customer Interface 75099 Detector Module D75101 Sample Cell Sensor Light Path C75020F Sample Cell 10 Monel w Kalrez O rings gt Te
28. 9 Battery Powered Oscilloscope Synchronization Point 3 7 3 6 Interface Board Terminal Strip nennen 3 7 Appendix A 1 SPOCHICATIONS a nassen nein A 2 Recommended 2 Year Spare Parts List 5 A 3 Drawing ist Sams a ra are Teledyne Analytical Instruments Part Il ii Model 5000BF Photometric Analyzer iv Part ll P Teledyne Analytical Instruments Operations Analysis Unit 4 0 4 0 Operations A mn Before shipment TAI calibrates the analyzer for your application when feasible Calibration data is listed in the Appendix Prior to calibration TAI checks the electronics of the analyzer and makes all of the necessary internal printed circuit board adjustments Calibration is performed to determine the proper or close e proximity zero and span settings and also to verify that the analyzer fe response is linear After calibration TAI makes a lengthy Stability check to insure that the analyzer performs within all specifications We advise that you recalibrate your equipment as part of start up for the following reasons 1 During shipment it is possible that components have been jarred out of position or damaged Your process may be of a proprietary nature Beyond checking electrical stability TAI is unable to make a meaningful calibra tion of the system requiring these adjustments to be made by you In other cases precise calibration from the original feasibility proposal m
29. BF Control Units contain the following major components e Power Supply e Motherboard with Microprocessor RS 232 chip and PreamplifierPCB e Front Panel Display Board and Displays 5 digit LED meter 2 line 20 character alphanumeric VFD display See the drawings in the Drawings section or addendum in back of this manual for details 3 0 Routine Maintenance 3 1 Automatic operation and routine operational duties The system operates continuously without adjustment Under normal conditions after you program the system for automatic operation only routine maintenance procedures are necessary The most common failure condition is a temporary interruption of the power serving the instrument If the power service is interrupted the source lamp in the analyzer will restart automatically as long as there is no defect in the lamp circuit or its starter Youcan detectalamp off condition with the signal failure alarm circuit but youmust connect therelay contacts from the alarm to your indicating device In addition you will experience an alarm condition when the cell windows are extremely dirty orthe electronics fail in the detector converter log amplifier or inverter circuits When the alarm circuit is powered independently from the analyzer power source the alarm circuit is fail safe and will detect power failure A message such as Cell Fail check the detector signal might be displayed if a lamp off condition occurs 4 4 Part P
30. N Teledyne Analytical Instruments Part I Control Unit Analysis Unit Maintenance 3 3 2 System Visual Check and Response Procedure 1 Verify that the signal failure alarm is not in failure condition 2 Verify that the zero and span control setting have not been disturbed 3 Verify that the chart recorder contains a normal display 4 Verify that the recorder has asufficient supply of chart paper and ink 3 3 Routine Maintenance Keep the sample lines and components including the measuring cell within the analyzer sample module free of deposits and leaks You must determine the interval between cleaning procedures empirically because the duration of time that the system runs without attention is related directly to the sample s condition 3 4 Suggested Preventive Maintenance Schedule DAILY 1 Visually inspectthe complete system for obvious defects such as leaking tubes or connectors 2 Verify that the sample pump if applicable is running 3 Verify that the signal failure alarm is not in failure condition 4 Verify that zero and span settings are correct WEEKLY 1 Examine sample cell windows for accumulation of solids Remove and clean as necessary 4 Teledyne Analytical Instruments Parni 4 5 3 Maintenance Model 5000BF Photometric Analyzer 2 Calibratethesystem ANNUALLY 1 Check the electronics calibration 2 Check the UV source NOTE Be sure to wear UV filtering eye goggles 3
31. NIR to operate the system and maintains a nearly constant brightness over its lifetime See Figures 2 1 and 2 2 This energy is then fed through the sample which is temperature controlled and into the detector module where it passes through a rotating filter wheel before reaching the lead sulfide PbS detector PbSe also used for longer wavelengths cooled and non cooled The filter wheel driven at 30 RPS or 1800 RPM by a synchronous AC motor contains two optical filters with bandpasses selected for each applica tion thus providing reference and measuring pulses from which the required information may be obtained The detector receives pulses at the rate of 60 PPS or two pulses per revolution of the filter wheel Every other pulse is from the measuring filter while the alternate pulse is from the reference filter so that pulses through the measuring filter alternate with pulses through the reference filter A filter position sensor which is an optical device having an integral light source and light detector differentiates between the two The two entrained pulses received by the detector each revolution are amplified through a preamplifier which is physically located inside the sealed compartment with the filter wheel and detector This signal is then sent to a clamping circuit where an exact zero reference is established This clamped video signal is then fed through a gain control network which is controlled by the automatic
32. O and MANUAL The auto mode requires as many calibration fluides as there will be correction pointsalong the curve The user decides on the number of points based on the precision re quired The manual mode only requires entering the values for each correction pointinto the microprocessor via the frontpanel buttons Again thenumber of points required is determined by the user 3 3 7 Digital Filter Setup The 5000BF has the option of decreasing or increasing the amount filtering onthesignal This feature enhances the basic filtering done by the analog circuits by setting the amount of digital filtering effected by the microprocessing To accessthe digital filtersetup you must 1 Pressthe System key to startthe System function 3 10 Parli 4 Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 DIG_FILT SELF TEST PWD LOGOUT MORE 2 DIG_FILT will flash press the ENTER key Weight of digital Filter 9 3 The number on the second row will flash and can beset by using the Up or Down arrowkeys Thesettings go from zero no digital filtering to 10 maximum digital filter ing The default setting is 8 and that should suffice for most applications In some applications where speeding the response time with sometrade off in noise isof value the operator could decrease the number of the digital filter In applications where the signal isnoisy the operator could switch to ahigher number the response
33. Operation Control Unit Model 5000BF the first Slope value to display Slope indicates rate of change of the Span reading Itisasensitive indicator ofstability HHH HEM S02 Slope Span When the Span value displayed on the screen is sufficiently stable press Enter Generally when the Span reading changesby 1 orless of the range being calibrated fora period of ten minutesitis sufficiently stable Once Enter is pressed the Span reading changes to the correct value The instrument then automatically enters the Analyze function 3 4 3 Offset Function This software when installed in the 5000BF instruments provides a way to enter an offset on the zero operation of the analyser Thisis useful when theinstrument is zeroed in some inert fluid such as Nitrogen or Argon but the background fluid ofthe processis different Ifthe background fluid ofthe processis different than the zero calibration fluid being used the reading will have an offset that will be constant throughoutits working range Thus the need to provide an offset when theinstrumentis being zeroed How to access the offset function Toaccess this function the instrument zero mode must be entered by pushing the Zero key on the front panel of the control unit The VFD display will show the following menuselection Select zero mode AUTO or Select zero mode MAN Select whether you want the instrument to do an automatic or manual zero If you do an automatic zer
34. SILKSCREEN COVER ONL Y EXER CISE EXTREME CAUTION Teledyne Analytical Instruments Part 4 11 3 Maintenance Model 5000BF Photometric Analyzer The first strip terminal has three contacts labeled N G and H The labels stand for Neutral Ground and Hot This is the AC power strip terminal It feeds AC power to other components of the Model 6000B System such as the D2 lamp power supply heater and temperature control ler PCB The second strip terminal has four contacts labeled SHLD SIG GND MEAS and REF This strip terminals are dedicated to the signals coming from the photodetector amplifier The labels stand for SHLD Shield Shield form the preamplifier cable connects to this contact SIG GND Signal Ground Ground reference for both the measure and the reference signal MEAS Measure Signal voltage REF Reference Signal voltage The third terminal strip has eight contacts labeled 230 VDC 15 VDC 15 VDC COM SPAN FLTR SPAN SOL ZERO FLTR ZERO SOL This strip feeds the high voltage needed on the cathode of the photodetector DC power for the photodetector preamplifier and control signals for the sole noids and filters The labels stand for 230 VDC This is the negative high voltage fed to the photodetector cathode about 230 VDC 15 VDC Power Supply voltage fed to the photodetector preamplifier 15 VDC 15 VDC Power Supply voltage fed to the photodetector preamplifier 15 VDC COM Co
35. SPAN mode to terminate when done A synchronous signal must open and close the external span valve appropriately See Remote Probe Connector at end of section 3 3 With the C option the internal valves automati cally operatesynchronously Cal Contact This relay contact is closed while analyzer is spanning and or zeroing See Remote Calibration Protocolbelow 2 6 Part BR Teledyne Analytical Instruments Photometric Analyzer Part I Control Unit Remote Calibration Protocol To properly time the Digital Remote Cal Inputs to the Model 5000BF Analyzer the customer s controller must monitor the Cal Relay Contact When the contact is OPEN the analyzer is analyzing the Remote Cal Inputs are being polled and a zero or span command can be sent When the contact is CLOSED the analyzer is already calibrating It will ignore your request to calibrate and it will not remember that request Once a zero or span command is sent and acknowledged contact closes release it If the command is continued until after the zero or span is complete the calibration will repeat and the Cal Relay Contact CRC will close again Forexample 1 Test the CRC When the CRC is open Send a zero command until the CRC closes The CRC will quickly close 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 quickly close 4 When the CRC closes remove the span comm
36. alyzer The mole sieve dried TDI checks the zero of the instrument provided it can be reproduce the zero by consistently removing all the water to the same ppm level somewhere in the 2 10 ppm water range The long term efficiency of removing the water by mole sieve contact should be known for the customers process fluid otherwise the customer should have an acceptable off line lab technique to analyze prepared samples be fore intro into the 5020 field analyzer With Teledyne s approach using N2 as the dry background for both zero and span checks eliminates the concern of the mole sieve being saturated with time Indeed the N2 Nitrogen background approach can be used to verify the inefficiency of the mole sieve saturation Teledyne prefers this approach using easily reproducible N2 since it is much simpler to flush out the sample cell and check the instrument provided the original calibration on TDI is used to set up the zero and span instruments of the optical filters See attached piping on how the appropriate valves are operated to switch in N2 in the reverse mode to provide a stable zero and or span check 4 14 4 Teledyne Analytical Instruments A Business Unit of Teledyne Electronic Technologies Operations Analysis Unit 4 0 e SampleRetur i Nitrogen in dry purgeout Sample Calibration Return of celi when manually Flowmeter zeroing spanning 2 2 GPH Nitrogen in By Pass 4 7 Flowmeter Analyzer A F 38
37. alyzer When the filter wheel is replaced in the analyzer its rotational position is not critical but the white backing must face in the direction of the position sensor The filter wheel must also be securely tightened so that no slippage or vibration can occur See Figure 5 1 NOTE Refer to Figure 5 1 when installing filter screens Screens should be installed in the filter disk cup under the filter holder Also if a bal ance ring is used it should be placed over the screen c After screening to bring the measuring voltage to within 10 of the reference voltage adjust R3 as in step a above to make the measuring peak voltage read the same as the reference peak voltage 5 Turn the NORM ZERO switch to ZERO The analysis section meter should be made to read zero by adjusting the coarse ZERO control on the analysis section power module 6 Check the control module SPAN setting to make sure it agrees with the calibration results obtained by TAI see Specific Application Data in the Appendix 7 Adjust the ZERO control on the control module to give a zero reading on the control module meter 8 Add span fluid see Span Fluid above to the sample cell Make certain that all of the zero fluid is displaced 9 Adjust the control module SPAN control to obtain the correct meter reading with reference to the concentration of span fluid For example if the sample contains 100 of whatever the 4p TeledyneAnalytical instruments 4 7 A B
38. an Zero limin and ovol Select Select range Verity Selup Auto Manual linear Cal Donne PPLICATION Select range Application Enter ange Set current Enter output Dispia ModeisVetston Enter Show Negative Reading Figure 3 1 Hierarchy of System Functions and Subfunctions Teledyne Analytical Instruments Part 3 3 3 Operation Control Unit Model 5000BF the appropriate point in the procedure in a Monospaced typestyle Push button names are printed in Obliquetype 3 3 The System Function Thesubfuctions of the System function are described below Specific procedures for their use followthe descriptions e Dig_Filt Adjust how much digital filtering should be on the signal e SELF TEST Performs a self diagnostic test to check the integrity of the power supplies outputs detector signal and preamplifier y e PWD Login security system for accessing to the setup functions e LOGOUT Prevents an unauthorized tampering with analyzer settings e AUTOCAL Set the automatic calibrated timer schedule for Zero and Span cycling e FILSOL Select Span Zero flag filter or Span Zero solenoid valve for calibration method TRACK Set the system reading to be held or followed by the concentration fluidor filter during calibration CAL HOLD TIMER Set the timing for calibration holding and timing for the sample reading after return to analyze mode e ALGORITHM Linearize
39. an flags use the Right or Left arrowkeys FIL means thata filter will do this particular calibration SOL means thatthe signal to activate a fluidsolenoidis enabled To toggle between the SOL and FIL options use the Up and Down arrowkeys The connections to drive the filter and the solenoid are found on astrip terminal located on the interface board The connections are describedin section 5 6 of the maintenance section of the manual 3 3 9 Hold Track Setup The 5000BF has ability to disablethe analog outputs and freeze the display while undergoing ascheduled or remote calibration The5000BF will track changes in the concentration if calibration is started through the front panel To setup this feature the operator must 1 Pressthe System key to startthe System function DIG_FILT SELF TEST PWD LOGOUT MORE 2 UsingtheRightorLeftarrowkeys select MORE and press Enter The Second System screen appears 3 12 Parti 4 Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 AUTOCAL FILSOL TRACK CAL HOLDER TIMER MORE or AUTOCAL FILSOL HOLD CAL HOLD TIMER MORE 3 The option on the right of the firstrowcan be set to TRACK or HOLD by using the UP or Down keys By selecting the TRACK option the analog outputs are enabled and with the display will track the concentration changes whilethe instrumentis undergoing scheduledor remote calibration either zero orspan By selecting the HOLD option the analog
40. and When CRC opens again zero and span are done and the sample is beinganalyzed Note The Remote Bench terminal strip section 3 6 Part Ill provides signals to ensure that the zero and span gas valves will be controlled synchronously Range ID Relays Four dedicated RANGE ID CONTACT relays The first four ranges are assigned to relays in ascending order Range 1 is assigned to RANGE 1 ID Range 2 is assigned to RANGE 2 ID Range 3 is assigned to RANGE 3 ID and Range 4 is assigned to RANGE 4 ID Network I O A serial digital input output for local network protocol At this printing this port is not yet functional It is to be used in future versions of the instrument 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 device The pinouts are listed in Table 2 3 Table 2 3 RS 232 Signals RS 232 Sig RS 232 Pin Purpose DCD 1 Data Carrier Detect BR Teledyne Analytical Instruments Part 2 7 1 Introduction Model 6000BF een RD TD DTR COM DSR RTS CTS RI OO oa nn A UN Received Data Transmitted Data Data Terminal Ready Common Data Set Ready Request to Send Clear to Send Ring Indicator The data sent is status information in digital form updated every two seconds Status is reported in the following order e The concentration in percent e The range is use HI lt MED lt LO The span o
41. any one of the ranges will automatically calibratetheotherranges CAUTION Always allow 4 5 hours warm up time before calibrat ing if your analyzer has been disconnected from its HT Teledyne Analytical Instruments Part 3 15 3 Operation Control Unit Model 5000BF power source This does not apply ifthe analyzer was plugged in but was in STANDBY The analyzer is calibrated usingzero and span fluides Note Shut off the fluid pressure before connecting it to the ana lyzer and be sure to limit pressure to 40 psig or less when turning it back on Readjust the fluid pressure into the analyzer until the flowrate through the Sample Cell settles between 50 to 200 cc min approximately 0 1 t00 4 SCFH Note Always keep the calibration fluid flow as close to the flowrate ofthe sample fluid as possible 3 4 1 Zero Cal The Zero function on the menuis usedto enter the zero calibration func tion Zero calibration can be performed in either the automatic or manual mode Makesure the zero fluidis flowing to theinstrument Ifyou geta CELL CANNOT BE BALANCED message while zeroing skip to section 4 4 1 3 3 4 1 1 Auto Mode Zeroing Observe the precautions in sections 4 4 and 4 4 1 above Press Zero to enter the zero function mode Thescreen allows you to select whether the zero calibration is to be performed automatically or manually Use the AV arrow keys to toggle between AUTO and MAN zero settling Stop when AUTO appears blinking
42. as 3 10 3 3 8 Filter or Solenoid Setup 3 12 3 3 9 Hold Track Setup iia 3 12 3 3 10 Calibration Hold Timer Setup coconnonnionnanonencaronnos 3713 3 3 11 Analog 4 to 20 mA Output Calibration 3 14 BS AD MO cnc sanieren n 3 15 3 3 13 Show Negative icoionaccnonccocnnroronenrcacarenccnacranranranaso 97 1D li Part Teledyne Analytical Instruments Part I Control Unit 3 4 The Zero and Span Functions uuseensenersnensennnensnnnennennn 3 15 BAN Zao Cali i aR we 3 16 3 4 1 1 Auto Mode Zeroing ag 3 4 1 2 Manual Mode Zeroing uneseeeennesersennenaneen 3 17 3 4 1 3 Cell Failure 2 sans 3 18 3 4 2 Span Cal ane 3 18 3 4 2 1 Auto Mode Spanning we 3 18 3 4 2 2 Manual Mode e Spaming 3 4 3 Offset Function 3 20 3 5 The Alarms Function BERN war 3 22 3 6 The Range Select Function cocicoooioceninanoconincncannaninenro nos 3 24 3 6 1 Manual Select Define Range Screen nre 3 24 30 2 AUTO SAO aeg 2 3 25 3 6 3 Precautions a 3 26 3 7 The Analyze Function oseese 3 27 3 8 Programming emocanconccnonncnnciancnncranesnararasos 9 28 3 8 1 The Set Range Screen wo 3 28 3 8 2 The Curve Algorithm Screen w 3 30 3 8 2 1 Manual Mode Linearization e 3 30 3 8 2 2 Auto Mode Linearization un neenennene 3 31 4 Maintenance 4 1 Fuse Replacement urnenanssuensnsensnesennennennnennennnensnenar na 4 2 System Self Diagnostic Test ss 4 3 Major Internal Com
43. ases linearly with increasing sample concentration from 4 mA at 0 to 20 mA at full scale 100 Full scale 100 of programmed range 4 20 mA dc Range ID 8 mA Range 1 12 mA Range 2 16 mA Range 3 ANALOG OUTPUTS a PES er r ae og gt al Negative E ground PE on ee se a Turn cw to hold cow to loosen wire 0 1 OP 0 14 OP RANGE ID RANGE RANGE ID RANGE 4 20MA OJP 4 20m4 O P Figure 2 5 Analog Output Connections Examples Y Teledyne Analytical Instruments Part l 2 3 1 Introduction Model 6000BF The analog output signal has a voltage which depends on the sample concentration AND the currently activated analysis range To relate the signal output to the actual concentration itis necessary to know what range the instrument is currently on especially when the analyzer is in the autoranging mode The signaloutput for concentration is linear over currently selected analysis range For example if the analyzer is set on a range that was defined as 0 10 then the output would be as shown in Table 2 1 Table 2 1 Analog Concentration Output Examples Concentration Voltage Signal Current Signal Output V dc Output mA dc 0 0 0 4 0 1 0 1 5 6 2 0 2 72 3 0 3 8 8 4 0 4 10 4 5 0 5 12 0 6 0 6 13 6 7 0 7 15 2 8 0 8 16 8 9 0 9 18 4 10 1 0 20 0 To provide an indication of the range a second pair of analog output terminals are used They generate a steady preset v
44. ating an automatic zero span or autoranging Autocal also possible with fluids by valving or by filter solenoid Consult control unit sections of the manual 4 Digital displayt indicates the concentration of the component of interest Consult control unit section for setting up units as ppm mg l etc 4 1 3 Explosion Proof Version Control Module When the control module is integral with the analysis section single explosion proof enclosure it has all of the same control functions as the General Purpose control module however the buttons are replaced by two switches These switches have different movements to achieve the same functionality as the 4 button model Consult factory or assure the manual has the correct version of the front panel control switches and functions 4 2 24 Teledyne Analytical Instruments A Business Unit of Teledyne Electronic Technologies Operations Analysis Unit 4 0 The control unit digital display must handle functions for both the analysis section and the control module 4 2 Start p Information contained in this paragraph is based on the premise that the analyzer has been properly installed as outlined in Chapter 3 0 and that it is in operable condition If difficulties arise during start up itis probable that some form of damage has incurred during shipment or some installation error has inadvertently been made Accessory test equipment is not necessary for start up of the 5000BF
45. ay Each alarm relay has aset of form C contacts rated for 3 amperes resistive load at 250 V ac See Figure in Chapter 2 Installation and or the Interconnection Diagram included at the back of this manual for relay terminal connections Thesystem failure alarm has a fixed configuration described in chapter 2 Installation Theconcentration alarms can be configured from the front panel as either high or low alarms by the operator The alarm modes can be set as atching or non latching and either failsafe or non failsafe or they can be defeated altogether The setpoints for the alarms are also established using this function Decidehowyour alarms shouldbe configured Thechoice will depend upon your process Consider the following four points 1 Which if any of the alarms are to be high alarms and which if any are to be low alarms Setting an alarm as HIGH triggers the alarm when the contaminant concentration rises above the setpoint Setting an alarm as LOW triggers the alarm when the contaminant concentration falls below the setpoint Decide whether you want the alarms to be set as e Both high high and high high alarms or One high and one low alarm or e Both low low and low low alarms 2 Are either or both of the alarms to be configured as failsafe In failsafe mode the alarm relay de energizes in an alarm condition For non failsafe operation the relay is energized in an alarm condition You can set either or both of the con
46. ay be omitted when the system is stable in its present state If you open the detector module keep stray light out by covering the opening with a dense black cloth If you do not take this precaution the result is a misinterpretation of the scope patterns On general purpose systems the scope test points are in the bottom of the detector module and are accessible without opening the module 3 5 4 Oscilloscope Display of the to E Converter Output The output of the Ito E Converter is observed at the output of the second amplifier The objective of this operation is to set up the optical system and the gain of the second amplifier in such a way that the analyzer keeps operating within its dynamic range Connect the oscilloscope to TP3 The oscilloscope displays the measur ing and reference pulses in an alternating pattern The display is created by the light passing through the reference and measuring filters as they are brought in and out of the light beam by the rotating filter wheel These light pulses are converted to electronic energy whichis amplified and broughtto TP2 Thebase line represents the blocking of the light beam by the opaque part of the filter wheel To identify which of the pulses is the measuring peak insert the span filter when present ora piece of flat glass or clear plastic in the light beam The peak that becomes the shortest retracts excessively is the measuring filter pulse T Teledyne Analytical Instrumen
47. ay have determined field calibration of the analyzer connected to your process stream is required and accuracy will only be obtainable upon representatiive matching and use of the actual process fluid background components at the operating physical conditions of flow pressure and temperature of the sample In any case it is important that you calibrate the analyzer when it is first installed Zero checks should be made routinely once or twice a week and span calibration should be performed weekly at first and monthly after reproducibility is assured 44 Teledyne Analytical Instruments 4 1 A Business Unit of Teledyne Electronic Technologies 4 0 Operations Analysis Unit 4 1 Control Functions 4 1 1 Analysis Section fully explosion proof Z or X purged Nema enclosure or Cenelec Purged pending The control functions for the analysis section are located on the Front of the Enclosure module 1 POWER ON OFF This function is hard wired into the enclosure for power to the control analysis section f 2 a o C A 1000 E a o clics bd For example if the range of analysis is 20 80 and a desirable alarm setpoint is 30 then A 20 B 80 and C 30 30 20 1000 x aS 167 2 b RANGE Control unit allows changing the range by some predetermined amount such as 4X or 5X i e triple range low range of 0 100 ppm mid of 250ppm and a high range of 0 500 ppm 3 Mode Programmable functions for incorpor
48. ble to set OFF to ON if a zero interval is entered A Span Every or Zero Every screen appears Zero schedule OFF Day dHour h Use AV arrows to set an interval value then use lt gt arrows to move to the start time value Use AV arrowsto seta start time value To turn ON the SPAN and or ZERO cycles to activate AUTO CAL Press System again choose AUTO CAL and press Enter again When the ZERO SPAN values screen appears use the lt gt arrows to blink the ZERO or SPAN and press Enter to go to the next screen Use lt gt to select OFF ON field Use AV arrows to set the OFF ON field to ON You can now tum these fields ON because there is anonzero span interval defined Ifinstrumentistumed off thenexttime the instrumentis powered the instrument will automatically perform acalibration cycleafter 3 minutesof entering the sample modeif AUTOCAL functions were on prior to shutdown s Teledyne Analytical Instruments Partti 3 5 3 Operation Control Unit Model 5000BF 3 3 2 Password Protection Before a unique password is assigned the system assigns TAI by default Thispassword will be displayed automatically The operator just presses the Enter key to be allowed total access to the instrument s features Ifapasswordis assigned then setting the following system parameters can be done only after the password is entered alarm setpoints assigning anew password range application selections and curve algorithm
49. centration alarms to operate in failsafe or non failsafe mode 3 Are either of the alarms to be latching In latching mode once the alarm or alarms trigger they will remain in the alarm mode even if process conditions revert back to non alarm conditions This mode requires an alarm to be recognized before it can be reset In the non latching mode the alarm status will terminate when process conditions revert to non alarm conditions 4 Are either of the alarms to be defeated 3 22 Parti 47 Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 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 Ifyou are using password protection you will need to enter your password toaccessthealarm functions Followtheinstructionsin section 3 3 3 toenter your password Once youhave clearance to proceed enter the Alarm function Press the Alarm button on the front panel to enter the Alarm function Use the AV keys to choose between or ppm units Then press Enterto move to thenextscreen AL1 1888 ppm HI Dft N Fs N Ltch N Five parameters can bechangedon this screen Value of the alarm setpoint AL1 HHHF Out of range direction HI or LO Defeated Dft Y N Yes No Failsafe Fs Y N Yes No Latching Ltch Y
50. ded Coars 3 15 VDC este To Log Amplifier 2 Control 5 2 MEAS p REF Selector To Meter Driver 5 ZERO p Switch rs Power 115 VAC to Q Line Voltage Source Module 0 gt Regulator 115 VAC to 1 SA Transformer Detector Module 115 VAC 60 Hz Input Preheater Thermistor c Temp and Healer Control 4 Themistor and Healer lt Memlstor and Heater Figure 2 3 Power Module Block Diagram The temperature in the detector compartment is controlled by inputs froma RTD device which feeds to a PID controller capable of set points of temperature versus temperature readout 4 TeledyneAnalytical instruments 4 21 A Business Unit of Teledyne Electronic Technologies 4 0 Operations Analysis Unit 2 1 4 Detectorcompartment After energy has passed through the sample it arrives at the filter wheel where itis fed alternately through two filters measuring and refer ence before reaching the detector These filters are specially selected for each application according to the absorption characteristics of the compounds under analysis The reference and measuring filter waveforms occur along a baseline at approximately 16 milliseconds intervals each reference or measuring waveform reoccurs ata time interval of 33 mS or one per revolution of the filter wheel At the detector infrared energy is transformed into electrical pulses and fed through an impedance ma
51. dures have been accomplished refer to Preliminary Inspection and Control Settings above the integrity of the system interconnection and the power sources must be verified before attempting the analytical start up procedures The observations and measurements described in the following para graphs are vital to the operation of the analyzer If the analyzer does not respond as described the equipment has been damaged in shipment or installation or the user installed wiring is in error Ifa problem arises correct itbefore proceeding further The following procedures should be employed in the same sequence in which they appear 4 2 3 Power On Observations Turn both the analysis control module at the remote wiring panel of customer to ON and make the following observations 1 Open the control analysis section detector module and verify that the chopper motor is operating Open the cover of the compartment and verify motion The motor should start turning the instant power is established If it does not check the integrity of the main fuse on the control module door If the fuse is blown re check the power service connections on TS2 in the control module and the control module to analysis section interconnection wiring refer to Electrical Installation in Chapter 3 0 Installation and dwg 2 The lamp source should light the instant power is established Open the enclosure door and view the source module to verify illumination
52. e sent through the power supply output board preamp board and sensor circuit The retum signal is analyzed and at the endof the test the status of each function is displayed on the screen either as OK or asa number between 1 and 1024 See System Self Diagnostic Test in chapter 4 fornumber code Ifany of the functions fails the System Alarm is tripped 3 8 Parti Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 Note The sensor will always show failed unless Zero fluid is present in the sampling cell at the time of the SELF TEST The self diagnostics are run automatically by the analyzer whenever the instrumentis turned on but the test can also be run by the operator at will To initiatea self diagnostictest during operation Press the System button to startthe System function DIG_FILT SELF TEST PWD LOGOUT MORE Use the lt gt arrow keys again to move the blinking to the SELF TEST and press Enter The screen will follow the running of the diagnostic RUNNING DIAGNOSTIC Testing Preamp Cel When thetestingis complete the results are displayed Power OK Analog OK Cell 2 Preamp 3 The moduleis functioning properly ifitis followed by OK Anumber indicates a problem in aspecific area of the instrument Refer to Chapter 5 Maintenance and Troubleshooting fornumber code information The results screen alternates for atime with Press Any Key To Continue Then the analyzerre
53. e that the instrumentand sample system be conditioned appropriately for heating cooling without condensation crystallizing coating polymerization etc Should the general purpose or explosion proof instrument be supplied on a back panel or as a bulk mount housing the customer must install to protect the instrument to meet harsh ambient conditions for dust water snow wind corrosion etc Teledyne is not responsible for applying a general purpose instrument in a hazardous area or where a flammable or toxic gas or liquid is brought to an analyzer above its lower explosive limit and the area has been classified as general purpose and safe The internal calibration features using optical filters are optimized and used when the sample can be flushed backflushed usually out of the sample cell using dry nitrogen or air to a reproducible back ground zero The zero offset and or span flag is introduced and set up to simulate the on line calibration only after the customer has calibrated the analyzer on the representative process fluid Thereafter no calibration fluids are needed to check analyzer 4 16 24 Teledyne Analytical Instruments A Business Unit of Teledyne Electronic Technologies Operations Analysis Unit 4 0 4 4 Operational Theory Cont d The energy source for the analyzer is most commonly provided by as a high intensity quartz iodine lamp located in the source module Quartz iodine was chosen because it produces sufficient
54. eading has been reached Hopefully at this time the customer can make a minor changes in the process to cause a slight upscale reading 1 0 30 of the full scale or more if possible in order to obtain a steady state reading at another concentration level It this is not possible then an appropriate time interval must occur when the process naturally changes to an upscale steady state level concentra tion At this time the second calibration sample is grabbed and immediately analyzed Record this value This higher concen tration value is subtracted from the first sample analyzed Its difference value defines the slope of the calibration curve value This value will be used to determine the calibration slope of the instrument range Using the span adjustment of the analyzer set the output reading to agree with this difference in concentration Once the slope is set adjust the zero of the instrument to agree with the true concentration to that of the analyzed steady state sample presently flowing through the instrument cell Now the analyzer is calibrated to the process fluid Zero calibration using secondary standard zero and span flag s 4 10 4 Teledyne Analytical Instruments A Business Unit of Teledyne Electronic Technologies Operations Analysis Unit 4 0 AFTER the analyzer has been calibrated on the process fluid a simulation of this process on line calibration can be made using internal synthetic optical filters
55. eedy analyses preferably analyzed within 15 minutes to correlate to process conditions The sample analyzed should be by an analytical method with an acceptable precision and Pp Teledyne Analytical Instruments 4 9 A Business Unit of Teledyne Electronic Technologies 4 0 Operations Analysis Unit accuracy as used to normally monitor the process and confirm the on line analysis The on line analyzer is only as accurate as the off line method used to verify the process variables Below is an example of an on line calibration when measuring 0 200ppm water in liquid TDI assumes TDI is a toxic liquid at standard temperature and pressure conditions The first sample should be taken when the analyte H20 concentration is known to be low approximately O 002 water The sample is quickly withdrawn and analyzed in the lab to determine the water content via an acceptable lab method This may be Karl Fischer titration gas chromatogra phy IR spectroscopy or volume extraction distillation etc At this time the instrument zero is made to read exactly zero on the output of the analyzer i e on the or PPM of the panel digital meter 4 20 ma current or 0 1 VDC etc using the zero potentiometer of the analyzer or the digital or microprocessors zeroing calibration adjustment Record the lab value ana lyzed corresponding to the zero set point adjustment A second sample from the process must be grabbed after a steady state upscale r
56. el 2 The entire sample module is separately controlled to maintain the sample temperature during analysis ga TeledyneAnalytical Instruments 4 19 A Business Unit of Teledyne Electronic Technologies 4 0 Operations Analysis Unit 3 Thesampleis temperature compensated for by software while inputing thetemperture value atthe sample cell Control Signals to Signal from switch Electronic Switch and Manual soc Filter gt gt Zero a an Dilver Peak Detectors Meas 4 Peak Manual Peak Bolgnce Detector vv Electtical Signal Pr Clamp Electronic ke from Detector am gt nec Signal og Switch Ref Peak Detector AGC _ Control Sig Manual Fine Zero Manual Span Adjustment gt sore Relay Contacts l i Voltage Signal Output Analysis Section lt Control Section O Meter Indication Curent Signal Output Ho E Converter Etol LN Converter Y Sample Zero Control lt ye edie Signal HO Figure2 2 Analyzer System Block Diagram 4 1 3 Power See Figure 2 3 The power to the analyzer unit enables the switching functions and temperature control for the detector compartment 4 20 q Teledyne Analytical Instruments A Business Unit of Teledyne Electronic Technologies Operations Analysis Unit 4 0 With the microprocessor control unit the following information is provi
57. ene Toluene Xylene Chlorinated Hydrocarbons including 0 200 ppm Carbon Tetrachloride Ethyl Chloride Ethylene Dichloride Methyl Chloride Perchloroethylene Propylene Dichloride Trichloroethylene Vinyl Chloride Chloroprene 0 200 ppm Chloropicrin 0 200 ppm Deuterium Oxide 0 200 ppm Epichlorohydrin 0 2000 ppm Ethylene Glycol 0 500 ppm Freons 0 500 ppm Gasoline 0 500 ppm 1 2 Part FT Teledyne Analytical Instruments Photometric Analyzer Part l Control Unit Hydrogen Fluoride 0 10 Hydroperoxides 0 5 Kerosene 0 500 ppm Ketones 0 1000 ppm Methyl Acetate 0 1000 ppm Methyl Methacrylate 0 1000 ppm Oils 0 1 Olefins 0 500 ppm Pentane 0 300 ppm a Picolene 0 300 ppm Phenol 0 1000 ppm Polyols 0 500 ppm Propylene Glycol 0 500 ppm Propylene Oxide 0 200 ppm Sulfinol 0 15 Sulfur Dioxide 0 1000 ppm Vinyl Acetate 0 2 NOTE Range may be higher or lower per application OTHER NIR ABSORBERS that can be measured consult factory Acetic Acid Alcohols Amines Aromatics Butadiene Carbonyls Chloroprene Esters FR Teledyne Analytical Instruments Part 1 3 1 Introduction Model 6000BF Hydroxyl Value Hydrocarbons Hydrogen Chloride Hydrogen Fluoride Hydroxyl Value Ketones Olefins Oximes Epoxides Methylene Ketones 1 4 Part I Teledyne Analytical Instruments Photometric Analyzer Part I Control Unit 1 3 Main Features of the Analyzer The Model 5000BF Photometric Analyze
58. er the value of the differential between the actual concentration and the apparent concentration analyzer output TAI has tabular data of this type for a large number of fluides which it makes availableto customers on request See Appendix for ordering information To enter data 3 30 Part Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 From the System Functions Screen 1 Use lt gt to select ALGORITHM and Enter 2 Select and Enter SETUP 3 Enter MANUAL from the Calibration Mode Select screen Dpt INPUT OUTPUT 0 08 9 09 The data entry screen resembles the verify screen butthe fluid values can be modified and the data pointnumber cannot Usethe lt gt keystotoggle between the INPUT and OUTPUT fields Use the AV keys to set the value for the lowest concentration into the firstpoint Then press Enter After each pointis entered the data pointnumberincrements to thenext point Moving from the lowestto the highest concentration use the AV keysto set the proper values at each point Dpt INPUT OUTPUT 0 8 08 9 08 Repeat the above procedure for each of the data points you are setting up tonine points 0 8 Set thepointsin unitincrements Do notskip numbers The linearizer will automatically adjustforthenumber of points entered When you are done Press ESCAPE The message Completed Wait for calculation appears briefly and then the main System screen returns To end the sessio
59. et 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 and spans are al ways set in either percent or ppm units as selected by the operator even though all concentration data outputs change from ppm to percent when the concentration is above 9999 ppm Note When performing analysis on a fixed range if the concentra tion rises above the upper limit as established by the operator for that particular range the output saturates at 1 V de or 20 mA However the digital readout and the RS 232 output continue to read regardless of the analog output range To end the session send st lt enter gt st lt enter gt to the analyzer from the computer 3 8 2 The Curve Algorithm Screen The Curve Algorithmisalinearization method Itprovides from 1 to 9 intermediate points between the ZERO and SPAN values which can benormal ized during calibration to ensure astraight line input output transfer function through the analyzer Each rangeis linearized individually asnecessary since each range will usually haveatotally different linearization requirement Tolinearizethe ranges you must first perform the four steps indicated at the beginning of section 3 8 Programming You will then bein the second Systemmenu screen 3 8 2 1 Manual Mode Linearization Tolinearize manually you musthaveprevious knowledgeofthenonlinear characteristics of your fluides You ent
60. f the range 0 100 etc e Which alarm if any are disabled AL x DISABLED Which alarms if any are tripped AL x ON Each status output is followed by a carriage return and line feed Three input functions using RS 232 have been implemented to date They are described in Table 2 4 Table 2 4 Commands via RS 232 Input Command Description as lt enter gt Immediately startsanautospan az lt enter gt Immediately starts an autozero st lt enter gt Toggling input Stops Starts any status message output from the RS 232 Until st lt enter gt is sent again The RS 232 protocol allows some flexibility in its implementation Table 2 5 lists certain RS 232 values that are required by the 5000BF Table 2 5 Required RS 232 Options Parameter Baud Byte Parity Stop Bits Message Interval Setting 2400 8 bits none 1 2 seconds 2 8 Part 7 Teledyne Analytical Instruments Photometric Analyzer Part Control Unit OoO O A A a vernonia f Remote Bench and Solenoid Valves The 5000BF is a single chassis instrument However the REMOTE BENCH and SOLENOID RETURN connectors are provided on the interface PCB The Remote Bench is wired at the factory as well as any optional solenoid valves included in the system 2 3 Testing the System After The Control Analysis Unit is both installed and interconnected and the system gas or liquid stream and electrical connections are complete the system is ready
61. following failure codes apply Table 4 1 Self Test Failure Codes Power 0 OK 1 5 V Failure 2 15 V Failures 3 Both Failed Analog 0 OK 1 DAC A 0 1 V Concentration 2 DAC B 0 1 V Range ID 3 Both Failed 4 2 Part PT Teledyne Analytical Instruments Part l Control Unit Analysis Unit Maintenance 3 Preamp Cell detector 0 OK gt 0 means that some of the ten gains of the amplifier have a large offset The number is a code that tells which of the ten gtains have the large offset 0 OK gt 0 means that the analyzer failed to balance the measuring and the reference signals the larger the number the farther off they were 4 3 Major Internal Components The major components in the Control Unit are shown in Figure 4 3 Outer Door Inner Door E Le Main PCB 4 PreampPCB Display PCB Doors shown removed for clarity Electrical Connector Panel Box Subassembly Gas Connector tci Panel not shown e Telodyna Analytical instrumenta o o a B S AAA AARRARARA H NARAAANA OA ALLEIN vara A er Figure 4 3 Control Unit Major Internal Components I Teledyne Analytical Instruments Pati 4 3 3 Maintenance Model 5000BF Photometric Analyzer WARNING HAZARDOUS VOLTAGES EXIST ON CERTAIN COMPONENTS INTERNALLY WHICH MAY PERSIST FOR A TIME EVEN AFTER THE POWER IS TURNED OFF AND DISCONNECTED The 5000
62. gain control loop through another amplifier to the electronic switch This switch is controlled by the switch driver network which derives its information from the filter position sensor in order to separate the entrained video signal into its component parts ofa measuring peak and a reference peak These peaks are then fed through a balancing network and channeled into separate peak height detectors which produce DC voltage levels which are exactly equal to the peak height or absolute magnitude of the voltage from the base to the peak of each of the pulses At this point the reference signal is fed back to the automatic gain control loop to maintain the desired system gain In addition both the mea suring and reference levels are fed to selector switches in order to enable direct meter indication which greatly eases the task of balancing the system during initial system installation and periods of calibration 4 TeledyneAnalytical Instruments 4 17 A Business Unit of Teledyne Electronic Technologies 4 0 Operations Analysis Unit The DC voltage levels are fed to a logarithmic ratio amplifier which produces a voltage output that is proportional to the logarithm of the ratio of the two DC input voltages This output voltage directly proportional to the concentration of sample is within certain limits a linear function of the concentration For purposes of transmission the voltage signal is converted by an E to I converter thus
63. h and calibration standards are impossible difficult to obtain are too expensive to use due to volume consumption into the system are unstable or are difficult to introduce into the analyzer or sample system because of toxicity pressure etc Also many times the sample stream composition is difficult to match with a calibration fluid In one case an optical absorbing filter s is inserted into the light path of the analyzer The absorber is actuated by a switch s located on the readout panel of the control unit The option functions by pre 4 8 94 Teledyne Analytical Instruments A Business Unit of Teledyne Electronic Technologies Operations Analysis Unit 4 0 senting a calibrated and reproducible absorbance or fluid into the light path of the analyzer A zero may be established with a reproducible simulated offset zero absorbance fluid in the sample cell of the analyzer When possible this fluid should be stable for H20 content and should approximate the process being measured to minimize the offset zeroing otherwise dry air or nitrogen can be used The analyzer must first be calibrated for sensitivity full scale by using known certified analyzed samples containing the component analyte s to be measured NOTES These samples low mid high about 1 liter each must be prepared and provided for introduction into the zero and or span port of the sample system with outlet collected from the cal return port of the sample sys
64. hotometric Analyzer Operation Control Unit 3 PASA ASA TANTOS Inafewseconds you will be given the opportunity to changethispass word or keep it and go on Change Password lt ENT gt Yes lt ESC gt No Press Escape to move on or proceed as in Changing the Password below 3 3 2 2 Installing or Changing the Password Ifyou wantto install a password or change an existing password proceed as above in Entering the Password When you are given the opportunity to change the password Change Password lt ENT gt Yes lt ESC gt No Press Enter to change the password either the default TAI or the previ ously assigned password or press Escape to keep the existing password and moveon Ifyou chose Enter to change the password the password assignment screen appears Select new password TA Enter the password using the lt gt arrow keys to move back and forth between the existing password letters and the AV arrow keys to change the letters to the newpassword The full set of 94 characters available for password use are shown in the table below Characters Available for Password Definition A B c D E F G H J K L M N 0 P Q R S T U vV Ww x Y Z 1 A _ i a b c d e f g h i J K m n o p q r s t u v w x y z gt l amp 0 1 2 3 4 5 6 7 8 9 lt gt Whenyou have finished typing the new password press Enter A verifica tion screen appears Thescreen will pro
65. ion It mustbe done through the RS 232 port using acomputerrunning aterminal emulation program Note It is important to distinguish between this System program ming subfunction and the Range button function which is an operator control The Set Range Screen of the System func tion allows the user to DEFINE the upper and lower limits of a range AND the application of the range The Range button 3 28 Parti 47 Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 function only allows the user to select or define the limits or to select the application but not to define the application Normally the Model 5000BF is factory setto defaultto manual range selection unlessitisordered asa single application multiple range unit in which caseit defaults to autoranging In eithercase autoranging or manual range selection can be programmed by the user In the autoranging mode the microprocessor automatically responds to concentration changes by switching ranges foroptimum readout sensitivity Ifthe upper limitofthe operating range is reached the instrument automatically shifts tothenexthigherrange Ifthe concentration falls to below85 of full scale of thenext lower range the instrument switches to the lower range A correspond ing shiftin the DC concentration output and in the range ID outputs will be noticed The autoranging feature can be overridden so that analog output stays ona fixed range regardless
66. ion proof Model 5020 5000BF 5020BF Purge options X Y Z purge Cenelec IIB AND H2 PENDING FOR ZONE I OR CLASS L DIV I B C D AREAS A 2 Teledyne Analytical Instruments Photometric Analyzer 5000BF Appendix Enclosure Purging Purge air startup 40 80 PSI 3 6 BAR 0 5 CFM 15 L min Purge optical path 15 30 PSI 1 2 BAR 10 cc min purity of Nitrogen 110 F 80 C dewpoint Tf ordered with purge option Other Features Three user selectable ranges Signal and Range ID output 0 1 VDC and 4 20maDC isolated Programmable auto ranging Range ID contacts 3A 250VAC resistive Two adjustable concentration alarm set points with programmable relay function Form C contacts 3A 250VAC resistive Programmable auto calibration with mode ID Form A normally open contacts Remotely operated calibration customer supplied valves and 24 VDC signal application dependent Self diagnostics with Form C failure contacts Full duplex RS232 communication link Alphanumeric VF display for set up and diagnostics General Installation Note Protect the instrument from direct sunlight and rain 47 Teledyne Analytical Instruments A 3 Appendix Models 5000BF A 2 Recommended 2 Year Spare Parts List QtyP NDescription C 75825A Motherboard Control Unit C 67990 Amplifier Control Unit D 67990 5000BF Interface PCB 1 A 9306 Differential Power Supply 1 C 40265A Measuring PCB 1 B
67. key to access this function menu Calbrt hold 3 min Sample hold 1 min The calibration hold time is set on the first row while the sample hold time is set on the second row To select one or the other use the Right or Left keys To modify the time of either timer use the Up or Down keys The time is in the minutes 3 3 11 Analog 4 to 20 mA Output Calibration This function will let the operator calibrate the 4 to 20 mA analog outputto match the display reading A DMM configure as aDC ammeter isneeded The DMM should be connected across the output terminals of the 4 to 20 mA output to monitor the output current To enter the 4 to 20 mA output adjust function youmust 1 Press the System key to start the System function DIG_FILT SELF TEST PWD LOGOUT MORE 2 Using the Right or Left arrow keys select MORE and press Enter The second System screen appears AUTOCAL FILSOL TRACK CAL HOLD TIMER MORE or AUTOCAL FILSOL HOLD CAL HOLD TIMER MORE 3 Using the Right or the Left arrow keys select MORE and press Enter The third System screen appears ALGOR1THM APPLICATION MODEL OUTPUT 4 MA or ALGORITHM APPLICATION MODEL OUTPUT 20 MA Photometric Analyzer Operation Control Unit 3 OUTPUT 4 MA and OUTPUT 20 MA can be toggled by moving on that field and pressing the Up or Down key 4 mA output should be calibrat ed first and 20 mA output afterwards 4 Select OUTPUT 4 MA and press the Enter key Use UP DOWN arrow to Adjust
68. ledyne Analytical Instruments A 5 Appendix Models 5000BF A 6 se Teledyne Analytical Instruments
69. linearization APPLICATION and ALGORITHM are covered in the programming section However the instrument can still be used for analysis or for initiating aself test without entering the password To defeat security the password must be changed back to TAI NOTE If you use password security it is advisable to keep a copy of the password in a separate safe location 3 3 2 1 Entering the Password To install anew password or change apreviously installed password you must key in and ENTER theold password first If the default passwordisin effect pressing the ENTER button will enter the default TAI password for you Press System to enter the System mode DIG_FILT AUTO CAL PWD LOGOUT MORE Use the lt gt arrow keys to scroll the blinking over to PWD and press Enter to select the password function Either the default TAI password or AAA place holders for an existing password will appear on screen depending on whether ornotapasswordhas been previously installed Enter password TAI or Enter password AAA The screen prompts you to enter the current password Ifyou arenot using password protection press Enter to accept TAI as the default password Ifa password has been previously installed enter the password using the lt gt arrow keys to scroll back and forth between letters and the AV arrow keys to change the letters to the proper password Press Enter to enter the password 3 6 Part Teledyne Analytical Instruments P
70. mmon reference to the 15 VDC and the 230 VDC power supplies SPAN FLTR Span filter signal AC voltage SPAN SOL Span solenoid signal AC voltage ZERO FLTR Zero filter signal AC voltage ZERO SOL Zero solenoid signal AC voltage 4 12 Part 9 Teledyne Analytical Instruments Part 1 Control Unit Analysis Unit Maintenance 3 P Teledyne Analytical Instruments Parti 4 13 OPERATING INSTRUCTIONS Model 5000BF Photometric Analyzer Part Il Analysis Unit NEC Type 5000BF GP Rack Panel Integral or Remote 5000 GP Bulkhead Z Purged in Div Il areas I Il B C D Integral 5000BF X Purged 1 1 B C D Integral FR Teledyne Analytical Instruments Model 5000BF Photometric Analyzer Table of Contents 1 Operational Theory 1 07 Introduction air acvancauaascersindedoceradacadanes 1 1 1 1 Method of Analysis ve 1 1 1 2 Optical Bench oo escent ve 1 2 1 3 Photometer Amlifier nuneerer a 1 5 14 Automatic Zero System vee 1 6 1 5 System Description so 1 8 1 6 Photommeter cnooocnocccconoconcnannonrnranoncancarnonano var arancorenianancan 1 8 1 6 1 Source Module u laos 1 9 1 6 2 Sample Cell 1 10 1 6 3 Detector Module ca 1 11 1 7 Sample Systems unensesenseeeessannennannnenasnsesensedtannnnn 1 13 2 Installation 2 1 Unpacking the Analyzer oooccinonicnninnannarnrinocanioncarvanononanso 2 2 Installing 4 Connecting the e 2 2 1 User Con
71. mptyoutoretype your password for verification 4 Teledyne Analytical Instruments Part 3 7 3 Operation Control Unit Model 5000BF Enter PWD To Verify AAA Use the arrow keys to retype your password and press Enter when finished Your password will bestored in the microprocessor and the system will immediately switch to the Analyze screen and younowhave access to all instrument functions If all alarms are defeated the Analyze screen appears as 1 95 ppm SO nR1 8 18Anlz Ifan alarmistripped the second line will changeto show which alarm itis 1 95 ppm SO AL 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 pass word to gain access to Alarm and Range functions 3 3 3 Logging Out The LOGOUT function provides aconvenientmeansofleavingthe analyzer in apassword protected mode withouthaving to shut the instrument off By entering LOGOUT you effectively log offthe instrument leaving thesystem protected against use until the password is reentered To log out press the System button to enterthe System function DIG_FILT SELF TEST PWD LOGOUT MORE Use the lt gt arrowkeys to position the blinking over the LOGOUT function and press Enter to Log out The screen will display the message Protected until password entered 3 3 4 System Self Diagnostic Test The Model 5000BFhasa built in self diagnostic testing routine Pre programmed signals ar
72. n send st lt enter gt st lt enter gt tothe analyzer from the computer 3 8 2 2 Auto Mode Linearization To linearize in the Auto Mode you musthave on hand aseparate calibra tion fluid for each of the data points you are going use in your linearization First the analyzer is zeroed and spanned as usual Then each special calibration fluid foreach of the intermediate calibration points is flowed in tum through the sensor Aseach fluid flows the differential value for thatintermediate calibration pointis entered from the front panel of the analyzer Note The span fluid used to span the analyzer must be gt 90 of the range being analyzed Teledyne Analytical instruments Part 3 31 3 Operation Control Unit Model 5000BF Beforestartinglinearization perform astandard calibration Seesection 4 4 To enter data From the System Functions screen 1 Use lt gt to select ALGORITHM and Enter 2 Select and Enter SETUP 3 Enter AUTO from the Calibration Mode Select screen The Auto Linearize Mode data entry screen appears 19 5 ppm S02 Input 20 00 5 Use the AV keys to set the proper value of calibration fluid and Enter Repeat this step for each cal point number as it appears in the Input x parentheses 6 Repeatstep 5 for each of the special calibration fluides from the lowest to the highest concentrations Press Escape wlien done To end the session send st lt enter gt st lt enter gt to
73. nalytical Instruments OPERATING INSTRUCTIONS Model SOOOBF Photometric Analyzer Part Control Unit NEMA 4 Bulkhead Mount 4 al i gl i El i l l E i C 03 Te 4 U Lal BT Teledyne Analytical Instruments Model 5000BF Photometric Analyzer Table of Contents 1 Introduction 1 1 Overview ans dedos desta basdedsanecrdiessestecedesvercoees 1 1 1 2 Typical Applications concooionicoracnonenarancancaonancaracancarinrono 1 1 1 3 Main Features of the Analyzer we 1 1 1 4 Operator Interface nenn sae 1 2 1 5 Control Section Interface Panel 1 6 2 Installation 2 1 Unpacking the Control Unit Analysis Unit 2 1 2 2 Electrical Connections a 2 3 Testing the System nnessornennenneensennnnnannannonannasnonnanne 3 Operation ZT Introduction rannte 3 1 3 2 Using the Data Entry and Function Buttons 3 1 3 3 The System Function eaeeeneesnesesnneeene we 3 4 3 3 1 Setting up an Auto Cal 3 4 3 3 2 Password Protection 3 6 3 3 2 1 Entering the Password u 3 6 3 3 2 2 Installing or Changing the Password 3 7 3 3 3 Logging Out A a la dra 3 3 4 System Self Diagnostic Test 3 8 3 3 5 The Model Screen nee we 3 9 3 3 6 Checking Linearity with Algorithm 3 9 3 3 7 Digital Flter Setup oocconicnioninccnononornr
74. ne Electronic Technologies Operations Analysis Unit 4 0 NOTE The zero or span flag readings should always repeat if the analyzer remains in calibration Any drift in the zero or span can always be corrected using the calibration zero and or span features SUMMARY The zero and or span calibration of 5000 series photometric Teledyne analyzers can be quickly verified manually by using Zero and or calibration zero offsets and or span flags Refer to typical Teledyne Analytical 1475 sample system below 3 way valves 1 2 3 below are used to check internal calibration using zero and or span filters with N2 CALIBRATION OF H20 IN SOLVENTS EXAMPLE Based upon our experience when suppling photometric NIR analyzers for 0 100ppm water in solvents like EDC TDI benzene and the like the following can be incorporated for the customers pertinent solvent 1 Customer is responsible for introducing a reproducible dry zero fluid typically 75deg C dewpoint Nitrogen or reproducible dry EDC or TDI etc within 1 ppm H20 for accuracy of 1 full scale 2 When customer supplies a reproducible dry TDI zero fluid A span flag option is available to verify instrument full scale sensitivity This optical flag may be manually or automatically introduced into the light path within the temperature controlled within 1 deg C sample cell compartment This optical span flag when in this temperature stable environment simulates a very stable up
75. nections daa 2 2 2 Electrical Power Connections PARTES SEEN 2 2 3 Compressed Air Supply 2 2 4 Pipe Connections ccooncccnonnaccoconanannnnoos 2 2 5 Signal and Alarm Output Connections dee 2 2 6 Sample Delivery System wae 2 2 2 2 7 Draining the System ba 2 3 Testing the System oocniononnoncnnaononronancnnnononcarcaronorarnanionos 2 4 Galibrall n u O ori ae toned 24 1 Calibration Fluids RR 2 4 2 Callbfall n aussen teren 2 3 3 Maintenance 3 0 Routine Maintenance omcorconmonenionccnonionconeznconannonensrencana 3 1 3 1 Automatic and Routine Operation u 3 1 3 2 System Visual Check and Response Procedure 3 1 3 3 Routine Maintenance nsereneenenneensneesennensnn 3 2 34 Suggested Preventive Maintenance Schedule 3 2 li Part ll Part Il Analysis Unit 3 5 Service Procedures and Adjustment menennee 3 3 3 5 1 Elegtronics nsenssnsnsennsresseisessnensennseee 3 3 3 5 2 Power Supply Test Points ooinoioccnucnnconacconernonenzes 3 3 3 5 3 Setup of the Signal Processing Front End Amplifier 3 4 3 5 4 Oscilloscope Display of the to E Converter Output 3 4 3 5 5 Balancing the Optics for Equal Light Transmission with Zero Fluid in the Sample Cell 3 5 3 5 6 Setup of the Logarithmic Amplifier 3 6 3 5 7 Inverting Amplifier o conioninarnnnnonconanasanarcnrnoronaronons 3 6 3 5 8 Integrated Reference and Measuring Signals 3 7 3 5
76. o the instrument does the zero by itself Ifyoudoa manual zero you must manually enter inputsto the instrumentto accomplish the zero seein the corresponding section of the manual on how these two functions differ When the Enter key is pressed the following menu will appear Zero off 0 0 ppm lt ENT gt to begin Zero 3 20 Part Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 The offset value can be modified by using the Up Down keys Nextsection shows howto select this value Sufficeto say that whatever valueyouenter will beautomatically added tothe reading Thus ifyou entered 0 1 ppm atthe end ofthe zero the display will show 0 1 ppm Once the Enter key is pressed the instrument enters the zero mode If you chose AUTO zero mode the instrument will do the work of bringing the reading back to zero plus the offset value that was entered If you chose MA Nual zero mode then you mustenter input to the instrumentas explainedin the corresponding section of the manual but with one difference instead of bringing the display to read zero you must make the display read zero plus the value entered as offset How the offset value is selected To find out what the offset value should be the intended zero calibration fluid and the a mix of the process background fluid must be procured This of course assumes thatthe zero fluid and the process background fluid are very different and that an offset will occur
77. of the contaminant concentration detected Ifthe concen tration exceeds the upper limit of the range the DC output will saturate at 1 V de 20mA at the current output However the digital readout and the RS 232 output of the concentration are unaffected by thefixed range They continue to read beyond the full scale setting until amplifier saturation is reached Belowamplifier saturation the overrangereadingsare accurate UNLESS the application uses linearization over the selected range To program the ranges you must first perform the four steps indicated at the beginning of section 3 8 Programming You will then bein thesecond System menuscreen ALGORITHM APPLICATION MORE OUTPUT 4MA Use the lt gt arrow keys again to move the blinking to APPLICATION and press Enter Sel rng toset app gt 81 82 83 CAL lt UsetheAV arrowkeys to increment decrementtherange number to 01 02 03 or CAL and press Enter Fluid Name KR RR ROK E FR TO 19 Use the lt gt arrow keys to move to Fluid Name FR from lower end of range TO to upper end of range and PPM or 47 Teledyne Analytical Instruments Part 3 29 3 Operation Control Unit Model 5000BF Usethe AV arrowkeystoincrementtherespectiveparameters as desired Press Enferto accept the values and return to Analyze mode See note below Repeat for each range you want to set Note The ranges must be increasing from low to high for example if Range 1 is s
78. oltage or current when using the current outputs to represent a particular range Table 2 2 gives the range ID output for each analysis range 2 4 Parti I Teledyne Analytical Instruments Photometric Analyzer Part Control Unit Table 2 2 Analog Range ID Output Example Range Voltage V Current mA Range 1 0 25 8 Range 2 0 50 12 Range 3 0 75 16 Alarm Relays Thereare three alarm circuit connectors on the alarm relays block under RELAY OUTPUTS for making connections to internal alarm relay contacts Each provides a set of Form C contacts for each type of alarm Each has both normally open and normally closed contact connections The contact connections are indicated by diagrams on the rear panel They are capable of switching up to 3 ampers at 250 V AC into a resistive load Figure 2 6 Normally closed Normally open Moving contact Normally open Moving contact RANGE 1 iD CONTACT Figure 2 6 Types of Relay Contacts The connectors are Threshold Alarm1 e Can be configured as high actuates when concentration is above threshold or low actuates when concentration is below thresh old e Can be configured as fail safe or non fail safe e Can be configured as latching or nonlatching e Can be configured out defeated T Teledyne Analytical Instruments Part 2 5 1 Introduction Model 6000BF Threshold Alarm 2 Can be configured as high actuates when concen tration is above thre
79. on will be compromised 3 6 1 Manual Select Define Range Screen The Manual range switching modeallowsyoutoselectasingle fixed analysis range Itthen allowsyouto redefine the upper and lower limits forthe range Press Range key to start the Range function Select range mode MANUAL If above screen displays use the AV arrow keys to Select MANUAL and press Enter Select range to run gt 81 82 83 CAL lt Use the lt gt keys to select the range 01 02 03 or CAL Then press Enter Fluid use S02 Range 10 Usethe lt gt keys to toggle between the Range low end field and the Range high end field Usethe AV keys to change the values of the fields Press Escape to return to the previous screen to select or define another range Press Enterto return the to the Analyze function 3 24 Parti Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 3 6 2 Auto Screen Autoranging will automatically setto the application thathasatleasttwo ranges setup with thesamefluides Inthe autoranging mode the microprocessor automatically respondsto concentration changes by switching ranges for optimumreadout sensitivity Ifthe upper limit ofthe operating rangeisreached the instrument automatically shifts tothenexthigherrange If the concentration falls to below 85 of full scaleof thenext lower range the instrument switches to the lower range A correspond ing shift in the DC concentration
80. oncentration and range ID RS232 Two fully programmable concentration alarm set points and corresponding Form C 3 amp contacts One system failure alarm contact to detect power calibration zero span and sensor failure Bulkhead Mount NEMA 4 rated 0 50 C Teledyne Analytical Instruments A 1 Appendix Models 5000BF Typical Analytical Performance Specifications will vary per application Accuracy 2 of full scale or better application dependent Noise Less than 1 Diurnal Less than 1 per 20 F 10 C source detector dependent Sample Cell Stainless steel with Sapphire window standard Other materials available Cell Length 01 to 10 inches Flow Rate 50 to 1500 cc min Light Source TungstenMini Lamp optional Quartz Halogen Sensitivity 015 to 3 absorbance units Reproducibility 1 of scale or better Filter Wavelength 750nm to 5 microns application dependant Sample Pressure Sapphire window 250 psi Response time Programmable Other Specifications Ambient temp range 32 122 F 0 50 C Internal calibration Optical span flag zero and span calibration NOTE 5000BF 5020BF sample temperature sensing and output correction Power Rating 115 230 VAC 50 60 Hz approx 200 watts Readout Device Digital 2 line alphanumeric vacuum fluorescent display VFD Analog Output Signal 0 1 V standard 4 20mA isolated Area Classification Non hazardous Model 5000BF Hazardous Explos
81. ontain 4 TeledyneAnalytical Instruments 4 11 A Business Unit of Teledyne Electronic Technologies 4 0 Operations Analysis Unit 4 12 any of the analyte This is usually done with N2 assuming the process fluid has low vapor pressure and can be purged dry in an acceptable short time period In this case nitrogen or dry air typically 1000F dewpoint or 2ppm water can be used Manually switch in the zero offset check from the control unit to operate the zero solenoid flag depending upon the application this may or may not simultaneously insert a zero flag into the light path indeed 90 of the time it is not needed The factory zero offset value was set from its best determined factory calibration and was approximately set between 10 20 of the full scale range for the zero After the field on line calibration a zero offset value around a 10 20 meter range should be set using the potentiometer adjustment located within the analyzer control unit to bring it into the 10 20 range This may require a short term area declassification on explosion proof units in order to make this adjust ment The zero offset adjustment potentiometer is panel mount located within the control unit The potentiometer identified zero offset is adjusted while the reproducible zero fluid background is in the sample cell This zero check may be automatically or manually operated depending upon the sample system and electronic instrument design RECORD
82. ponents ereessssesernersanensennaneennennsnnen A Appendix Model 5000BF Specifications u uurscensernenaenneneennsnneenuanenentennnn A 3 3 Teledyne Analytical Instruments Part iii Model 5000BF Photometric Analyzer iv Part FT Teledyne Analytical Instruments Photometric Analyzer Part Control Unit Introduction 1 1 Overview The Teledyne Analytical Instruments Model 5000BF Control Unit together with a 5000BF Analysis Unit is versatile microprocessor based instrument Part I of this manual covers the Model 5000BF General Purpose NEMA 4 Bulkhead Mount Control Unit The Analysis Unit is covered in Part II of this manual The Control Unit is for indoor outdoor use in a nonhazardous environment only The Control or Analysis Unit in the folded optics design can accomodate a variety of hazardous environments with either full explosion proof housings or Z X Y or Cenelec Purging func tions 1 2 Typical Applications A few typical applications of the Model 5000BF are e 1 2 Typical Applications WATER MONITORING Background Typical Range Acids including 0 4000 PPM Acetic Formic Sulfuric Acetaldehyde 0 1000 PPM Air 0 2 Alcohols including 0 400 ppm Butanol P Teledyne Analytical Instruments Partl 1 1 1 Introduction Model 6000BF Ethanol Isopropanol Methanol Alkanes including 0 500 ppm Heptane Hexane Ammonia 0 1000 ppm and up Aromatics including 0 500 ppm Benzene Cum
83. r is sophisticated yet simple to use The main features of the analyzer include e A 2 line alphanumeric display screen driven by microprocessor electronics that continuously prompts and informs the operator e High resolution accurate readings of concentration from low ppm levels through to 100 Large bright meter readout e Versatile analysis over a wide range of applications e Microprocessor based electronics 8 bit CMOS microprocessor with 32 kB RAM and 128 kB ROM Three user definable output ranges from 0 1 ppm through 0 100 allow best match to users process and equipment e Calibration range for convenient zeroing or spanning e Auto Ranging allows analyzer to automatically select the proper preset range for a given measurement Manual override allows the user to lock onto a specific range of interest e Twoadjustable concentration alarms and asystem failure alarm Extensive self diagnostic testing at startup and on demand with continuous power supply monitoring e RS 232 serial digital port for use with a computer or other digital communication device e Analog outputs for concentration and range identification 0 1 V de standard and isolated 4 20 mA dc gt Superior accuracy Internal calibration Manual or Automatic optional IT Teledyne Analytical Instruments Partl 1 5 1 Introduction Model 6000BF 1 4 Operator Interface All controls and displays on the standard 5000BF are acce
84. r of these are for ordinary setup and operation Setup an Auto Cal e Assign Passwords e Log out to secure system e InitiateaSelf Test Three of the subfunctions do auxiliary tasks Checking model and software version e Adjust electronic filter of the signal e Display more subfunctions e Display negative readings Two of these are for programming reprogramming the analyzer Define fluid applications and ranges Refer to programming section or contact factory e Use the Curve Algorithm to linearize output Refer to programming section or contact factory e Zero Used to set up azero calibration e Span Used to set up a span calibration e Alarms Used to set the alarm setpoints and determine whether each alarm will be active or defeated HI or LO acting latching and or fail safe e Range Used to set up three analysis ranges that can be switched automatically with autoranging or used as individual fixed ranges Any function can beselected at any time by pressing the appropriate button unless password restrictions apply The order as presented in this manual is appropriate for an initial setup Each of these functions is described in greater detail in the following proce dures The VFD screen text that accompanies each operation is reproduced at 3 2 Parti 47 Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 Selt Test Results Change Yes No Password Bp
85. r zero fluid to make sure it is within specifications b Check for leaks downstream from the Sample Cell where con tamination may be leaking into the system c Check flowmeter to ensure that the flow is no more than 200 SCCM d Check temperature controller board e Check fluid temperature f Check the Sample Cell for dirty windows Ifnone of the above proceed to perform an optical balance as describedin section 5 3 4 2 Span Cal The Span function on the menuis used to span calibrate the analyzer Span calibration can be performed in either the automatic or manual mode Makesure the span fluidis flowing to the instrument 3 4 2 1 Auto Mode Spanning Observe all precautionsin sections 3 4 and 3 4 2 above Press Spanto enter the span function The screen that appears allows you to select whether the span calibration isto be performed automatically or manually Usethe AV arrow keys to toggle between AUTO and MAN span settling Stop when AUTO appears blinking on the display Select span mode AUTO 3 18 Part Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 Press Enter to move to the nextscreen Span Val 20 90 lt ENT gt To begin span Usethe lt gt arrowkeystotoggle between the span concentration value and the units field ppm Usethe AV arrow keys change the value and or the units asnecessary When you have setthe concentration of the span fluidyou are using press Enter
86. ro mode MANUAL Press Enterto begin the zero calibration After afewsecondsthe first of three zeroing screens appears The numberin the upper left hand comeris the first stage zero offset The microprocessor samples the output at apredeter mined rate HHH E S02 Zero adj 2048 C Zero The analyzer goes through C Zero F Zero and S Zero During C Zero and F Zero use the AV keys to adjust displayed Zero adj value as close as possibleto zero Then press Enter S Zero starts During S Zero the Microcontroller takes control asin Auto Mode Zeroing above It calculates the differences between successive sam plings and displays the rate of change as Slope a value in parts per million per second ppm s Hitt HE S02 Slope S Zero Generally youhave a good zero when Slopeis less than 0 05 ppm s for about 30 seconds s Teledyne Analytical Instruments Part 3 17 3 Operation Control Unit Model 5000BF Once zero settling completes the information is storedinthe analyzer s memory and the instrument automatically returns to the Analyze mode 3 4 1 3 Cell Failure Detectorfailurein the 5000BFis usually associated with inability to zero the instrument with areasonable voltage differential between the reference and measure voltages If this should ever happen the 5000BF systemalarm trips andtheLCD displays a failure message Detector cannot be balanced Check your zero fluid Before optical balancing a Check you
87. ruments Photometric Analyzer Part Control Unit Range This function selects whether analyzer is autoranging or locked on one range Standby Places the analyzer in a sleep mode WARNING The power cable must be disconnected to fully remove power from the instrument I Figure 1 1 Model 5000BF Controls Indicators and Connectors Digital Meter Display The meter display is a Light Emitting Diode LED device that produces large bright 7 segment numbers that are legible in any lighting Itis accurate across all analysis ranges The 5000BF models produce continuous readout from 0 10 000 ppm and then switch to continuous percent readout from 1 100 Pe Teledyne Analytical Instruments Partl 1 7 1 Introduction Model 6000BF Alphanumeric Interface Screen The backlit VFD screen is an easy to use interface between operator and analyzer It displays values options and messages for immediate feedback to the operator 1 5 Control Section Interface Panel The Control Section interface panel shown in Figure 1 2 contains the electrical terminal blocks for external inputs and outputs The input output functions are described briefly here and in detail in the Installation chapter of this manual e Power Connection AC power source 115VAC 50 60 Hz e Analog Outputs 0 1 V de concentration and 0 1 V de range ID Isolated 4 20 mA dc and 4 20 mA dc range ID e Alarm Connections
88. s mounted in the light path usually located inaholder on the light pipe which interconnects the detectorand sample module and remove or add screens as necessary 2 When balancing is needed identify the peaks as outlined under Section 3 For example if the reference peak is the shorter one stop the filter wheel with your hand and see if screens are located behind the reference filter The reference filter is identified by the letter R engraved on the filter wheel 4 Ifscreens are found remove themaftertaking the filter wheel off the shaft with the special Allen wrench supplied in the tool kit 4 8 Part 2 Teledyne Analytical Instruments Part I Control Unit Analysis Unit Maintenance 3 5 Afterremoval of the screens and remounting the filter mount the filter wheel back on the shaft Positionit correctly on the shaft by lining up the two paint marks on shaft and wheel 6 Turn on the instrument and observe the balance on the oscillo scope a Tf the reference peak is now too tall remove the filter wheel and adda screen of lesser density behind the reference filter Repeat this procedure until the peaks are within 1 volt of each other b Ifthe measuring peak is equal to or within 1 volt of thereference peak the systems optically balanced and ready for calibration c If the peak is still too short repeat the procedure but thistime put a screen behind the measuring filter to shorten its peak 7 After the
89. scale ppm H20 reading on top of the DRY reproducible TDI zero background 3 Conversely a zero flag and or offset is manually or automatically switched into the light path of the analyzer after drying out the sample cell of process fluid Consult your manual for the factor calibration values obtained Actual concentration 5000 5020 series analyzer meter Zero check 5 ppm water TDI 5ppm water in the 5020 meter or output Check or 0 ppm water in N2 5ppm water on the 5020 meter or output with zero flag offset introduction delta Oppm water or stability check on zero verified Span Check mole sieve or dried sample could be from process Sppm water in TDI 5ppm water on the 5020 meter or output Zero verified 85ppm water in TDI 85 ppm water as determined by Karl Fischer titration grab sample from process lab technique must be verified for precision pp TeledyneAnalytical Instruments 4 13 AN y A Business Unit of Teledyne Electronic Technologies 4 0 Operations Analysis Unit sampling device Karl Fischer titrator and operator tech nique or 85 ppm simulated water using span flag on top of dry liquid TDI delta 80 ppm agreement on slope sensitivity or 0 ppm water in N2 5 ppm water on the 5020 meter or output with zero flag offset intro 0 ppm water in N2 delta 80 ppm simulated sensitivity change of water Note the span flag checks the sensitivity change of the 5000BF and not the zero drift of the an
90. shold or low actuates when concentration is below threshold e Can be configured as fail safe or non fail safe e Can be configured as latching or nonlatching e Can be configured out defeated System Alarm Actuates when DC power supplied to circuits is unacceptable in one or more parameters Permanently configured as fail safe and latching Cannot be de feated Actuates if self test fails To reset a System Alarm during installation discon nect power to the instrument and then reconnect it Further detail can be found in chapter 3 section 3 5 Digital Remote Cal Inputs Remote Zero and Span Inputs The REMOTE SPAN and RE MOTE ZERO inputs are on the DIGITAL INPUT terminal block They accept 0 V OFF or 24 V de ON for remote control of calibration See Remote Calibration Protocol below Zero Floating input 5 to 24 V input across the and terminals puts the analyzer into the ZERO mode Either side may be grounded at the source of the signal 0 to 1 volt across the terminals allows ZERO mode to terminate when done A synchronous signal must open and close the external zero valve appropriately See Remote Probe Connector at end of section 3 3 With the C option the internal valves automati cally operatesynchronously 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 0 to 1 volt across the terminals allows
91. ssible from outside the housing The instrument has two simple operator controls The operator has constant feedback from the instrument through an alphanumeric display and a digital LED meter The displays and controls are described briefly here and in greater detail in chapter 3 See Figure 1 1 1 4 1 UP DOWN Switch The UP DOWN switch is used to select between any subfunctions displayed on the VFD screen such as in the main menue the system menue the Alarm menue etc When modifiable values are displayed on the VFD the UP DOWN switch can be used to increment or decrement the values 1 4 2 ESCAPE ENTER Switch The ESCAPE ENTER switch is used to input the data to enter a function or to exit a function displayed in the alphanumeric display e Escape Moves VFD display back to the previous screen in a series If none remains returns to Analyze mode screen Enter Within a menue the funtion selected is entered moving on to the next screen in a series With Value selected Enters the value into the analyzer as data Advances cursor on VED to the nextoperation In the Analyze mode it calls the main menue Functions called out by the main menue System This function is a menu that calls a number of functions that regulate the analyzer operation Span This function spans the instrument Zero This function zeros the instrument Alarms This functions sets the alarm preferences 1 6 Parti Teledyne Analytical Inst
92. tating chopper disc activate themagnetic mercury reed switch An aluminum motor mounting block houses a bar magnet This bar magnet is parallel with the mercury chopper switch The chopper disc is a green and black disc mounted on the filter wheel shaft next to the motor The disc is composed of both magnetic and non magnetic materials As theshaft rotates the magnetic portion of the discshorts 4 10 Part P Teledyne Analytical Instruments Part I Control Unit Analysis Unit Maintenance 3 the magnetic flux as it passes between the magnet and the switch The non magnetic portion of the disc enables flux lines from the bar magnet to activate the mercury switch 3 5 9 Battery Powered Oscilloscope Synchronization Point Because the line frequency cannot synchronize battery powered oscillo scopes use TP8 at the detector module to provide external synchronization 3 6 Interface Board Terminals Strip At the bottom of the interface PCB on the Control Unit are three terminal strip where wiring is distributed to other sections of the Model 6000B System Such as AC power for the D2 lamp power supply DC Power to the preamplifier High DC voltage for the photodetector and signals to control calibration solenoids and filters To gain access to this terminals the silkscreen cover must be removed These terminals are wired in the factory WARNING DANGEROUS HIGH VOLTAGES ARE PRESENT AT THESE TERMINALS TRAINED PERSONNEL MUST REMOVE THE
93. tched preamplifier see dwg A 14619 De pending upon the application length of the cell spacer etc the gain of the preamplifier may vary from 1 to 10 depending upon the energy intensity at the detector to achieve an AC signal output of approximately 0 1 to 1 0 volt peak to peak Additionally the detector filters and preamplifier are housed in an electrically and thermally isolated compartment to provide maximum stability and minimum noise This box or compartment is normally temperature controlled at 46 C As noted previously the filter wheel is driven by a synchronous AC chopper motor which operates at 1800 RPM The filter wheel performs two functions 1 switching filters and 2 chopping the optical signal to give pulses which can be amplified for high quality processing 4 22 q Teledyne Analytical Instruments A Business Unit of Teledyne Electronic Technologies Operations Analysis Unit 4 0 4 TeledyneAnalytical instruments 4 23 A Business Unit of Teledyne Electronic Technologies Photometric Analyzer 5000BF Appendix Appendix A 1 Specifications 5000BF Digital Control Module Ranges Display Signal Output Alarm Mounting Operating Temperature Four Programmable Ranges field selectable within limits application dependent and Auto Ranging 2 line by 20 alphanumeric VFD accompanied by 5 digit LED display Two 0 1V DC concentration and range ID Two 4 20mADC isolated c
94. tem A 500 to liter glass syringe with Luor loc to 1 4 tube connections should be used for introducing the samples into the analyzer sample cell for zero and span cal adjustments These are introduced through the calibration ports usually labelled zero or span fluid inlets The exiting samples when nontoxic are usually collected in waste containers from the cal return port of the instrument cabinet These cannot be used again as water vapor from containers and atmosphere will contaminate them They would require analysis again before reintroducing for correlation purposes Also its is a good practice to flush copiously the sampling train with each calibration sample prior to accepting any read value Each sample should be allowed to stabilize before reading When a N2 flush is used to dry the sampling train before each sample is read the readings will come to equilibrium faster since no water cross contamination should be evident or occur li IF CALIBRATION PROCESS REPRESENTATIVE SAMPLES CANNOT BE OBTAINED THEN A DIRECT ON LINE TWO POINT CALIBRATION AP PROACH CAN BE USED AS FOLLOWS Assuming customer has designed in a sampling valve this valve may contain a chromatographic septum port for a needle ie for toxic or flammable samples at low pressure hookup for a sampling bomb high pressure grab sample port or sealed container to draw off representative process grab samples Note All samples are brought to the analytical lab for sp
95. the analyzer fromthe computer 3 32 Part 47 Teledyne Analytical Instruments Part I Control Unit Analysis Unit Maintenance 3 Maintenance Aside from normal cleaning and checking for leaks at the gas connections routine maintenance is limited to replacing filter elements and fuses and recalibration WARNING SEE WARNINGS ON THE TITLE PAGE OF THIS MANUAL 4 1 Fuse Replacement The 5000BF requires two 5 x 20 mm 6 3 A F type Fast Blow fuses The fuses are located inside the main housing on the Electrical Connector Panel as shown in Figure 4 3 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 cap and fuse as shown in Figure 4 1 4 Teledyne Analytical Instruments Partl 4 1 3 Maintenance Model 5000BF Photometric Analyzer amp 5 0AMAX SAF FUSE AN A CAUTION Soron oo NO USER SERVICEABLE BATE INSIDE gt SERVICE ONLY BY QUALFIED PERSONNEL Figure 4 1 Removing Fuse Block Cap and Fuse from Housing 2 Replace fuse by reversing process in step 1 4 2 System Self Diagnostic Test NOTE Always run self diagnostic with the intended zero fluid 1 Press the System button to enter the system mode 2 Use the lt gt arrow keys to move to More and press Enter 3 Use the lt gt arrow keys to move to Self Test and press Enter The
96. the output for nonlinear characteristic APPLICATION Used to define the analysis ranges and application fluid used e MODEL Displays model number and software version e OUTPUT 4 20 MA Adjust 4 and 20 mA output SHOW_NEG Whether to display negative readings or not affects analog output too Nonegativereadings is the default 3 3 1 Setting up an AUTO CAL When proper automatic val vingisconnected the Analyzer can cycleitself through asequenceofsteps that automatically zero and span the instrument 3 4 Partl 9 Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 Note Before setting up an AUTO CAL be sure 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 5000BF is accurate to 2 3 Accordingly internally scheduled calibrations can vary 2 3 per day To setup an Auto Cal cycle Choose System from the Function buttons TheVFD will display five subfunctions DIG_FILT SELF TEST PWD LOGOUT MORE Select MORE and press the Enter Key AUTOCAL FILSOL HOLD CAL HOLD TIMER MORE Use lt gt arrows to blink AUTO CAL and press Enter A new screen for ZERO SPAN set appears ZERO in d h off SPAN in d Sh off Press lt gt arrows to blink ZERO or SPAN then press Enter again You won t be a
97. timeis slowed down though 90 response time on the different settings to a step input is shown below This responsetime does notinclude the contributions of the bench sampling system and the preamplifiernear the detector Setting 90 Response time seconds 0 45 1 45 2 50 3 5 0 4 5 5 5 70 6 90 7 14 0 8 25 0 9 46 0 10 90 0 Atasettingof zero the response timeispurely setby theelectronicsto 4 5 seconds Thenumbers above can and will change depending on application and they merely servetoillustratethe effect of the digital filter Teledyne Analytical Instruments Part 3 11 3 Operation Control Unit Model 5000BF 3 3 8 Filter or Solenoid Setup The 5000BF can bespanned or zeroed by calibration fluids or by optical filters The proper calibration method shouldbe set atthe factory To access the Filter or Solenoid Flags you must 1 Press the System key to startthe System function DIG_FILT SELF TEST PWD LOGOUT MORE 2 Using the Right or Left arrow keys select MORE and press Enter The second System screen appears AUTOCAL FILSOL TRACK CAL HOLD TIMER MORE 3 Select FILSOL using the Right or Left arrow keys and press Enter to startthe method of calibration function Set fi l sol forcal Span FIL Zero SOL There are two flag options zero and or span flags are choosen at time of purchase one for Zero calibration and the other for Span located in the Detector housing To move between the Zero and the Sp
98. to begin the Span calibration HEHE FED 02 Slope Span The beginning span valueis shown in the upper left corner of the display Asthespan reading settles the screen displays and updates information on Slope Spanning automatically ends when thespan output corresponds within tolerance to the value of the span fluid concentration Then the instrument automatically returnstothe analyze mode 3 4 2 2 Manual Mode Spanning Press Span to start the Span function The screen that appears allows youto select whether the span calibration is to be performed automatically or manually Select span mode MANUAL Use the AV keys to toggle between AUTO and MAN span settling Stop when MAN appears blinking on the display Press Enterto move to the next screen Span Val 20 00 lt ENT gt To begin span Usethe lt gt arrow keys to toggle between the span concentration value and the units field ppm Use the AV arrow keys change the value and or the units asnecessary When you have set the concentration of the span fluidyou are using press Enter to begin the Span calibration Press Enter to enter the span value into the system and begin the span calibration Once thespan has begun the microprocessor samples the output ata predetermined rate Itcalculates the difference between successive samplings and displays this difference as Slope on the screen It takes several seconds for Teledyne Analytical Instruments Part 3 19 3
99. ts Parti 4 7 3 Maintenance Model 5000BF Photometric Analyzer In case you cannotset the gain properly because the peaksare too short too tall ortoo much out of balance adjust R2 trimpoton the converter PC board until you obtain the desired peak height as observed on the scope usually 8 to 9 volt for the tallest of the two peaks Never leave the system operating with peaks exceeding 10 volts or you may saturate the logarithmic amplifier You should not permit oscillations or distortions in the peaks 3 5 5 Balancing the Optics for Equal Light Transmission with Zero Fluid in the SAMPLE CELL The objective of this procedure is to obtain measuring and reference peak heightsas displayed on the oscilloscope thatareapproximately equal with the tallest peaks set at 8 to 9 volts This must be done with air or zero fluid in the cell The procedure is purely mechanical and consists of adjusting the amount of light passing through either the measuring or reference filter never both Screens wire mesh of varying density are used for this operation and are part of the small took kit accompanying the instrument 1 Observe the oscilloscope and judge if optical balancing is needed When the difference is less than 1 volt balancing is not required The tallest of the two peaks should be adjusted to 8 or 9 volts with the gain control R2 on the detector PC board When this cannot be done because both peaks are tooshort or too long search for screen
100. turnstothe initial Systemscreen 3 3 5 The Model Screen Move the lt gt arrow key to MORE and press Enter With MODEL blinking press Enter Thescreen displays the manufacturer model and soft ware version information 3 3 6 Checking Linearity with ALGORITHM From the System Function screen select ALGORITHM and press Enter sel mgtoset algo gt 81 82 8 lt 7 Teledyne Analytical Instruments Part 3 9 3 Operation Control Unit Model 5000BF Use the lt gt keys to select the range 01 02 or 03 Then press Enter Fluid Use S02 Range 10 PressEnteragain Algorithm setup VERIFY SET UP Select and Enter VERIFY to check whether the linearization has been accomplished satisfactorily Dpt INPUT OUTPUT 0 020 9 99 Theleftmost digit under Dpt isthenumber of the data point being moni tored Usethe AV keys to select the successive points The INPUT value is the input to the linearizer Itis the simulated output of the analyzer You do notneed to actually flow fluid The OUTPUT valueisthe output of the linearizer Itshould be the ACTU AL concentration of thespan fluid being simulated Ifthe OUTPUT value shown isnot correct the linearization must be correct ed Press ESCAPE to return to the previous screen Select and Enter SET UP to Calibration Modescreen set up will not work without aPC being connected totheanalyzer Select algorithm mode AUTO There are two ways to linearize AUT
101. ument e Choose autoranging or select a fixed range of analysis e Setalarmsetpoints and modes of alarm operation latching fail safe etc Program Reprogramthe analyzer e Define new applications e Linearize your ranges Ifyou choose notto use password protection the default password is automatically displayed on the password screen when youstart up andyou simply press Enter for access to all functions of the analyzer 3 2 Using the Data Entry and Function Buttons Data Entry Buttons The lt gt buttons select options from the menu currently being displayedon the VFD screen Theselected option blinks When theselected option includes a modifiable item the AV arrowbuttons can be used to incrementordecrementthat modifiable item Teledyne Analytical Instruments Part 3 1 3 Operation Control Unit Model 5000BF The Enterbutton is used to accept any newentries on the VFD screen The Escape button is used to abort any new entries on the VFD screen that are notyet accepted by use of the Enter button Figure4 1showsthehierarchy of functions available to the operator viathe function buttons The six functions of the buttons on the analyzerare e Analyze This is the normal operating mode The analyzer monitors the concentration of the sample displays the percent or parts per million of target fluid or contamination and warns of any alarm conditions e System The system function consists of nine subfunctions Fou
102. usiness Unit of Teledyne Electronic Technologies 4 0 Operations Analysis Unit instrument is set up to analyze then the SPAN control must be adjusted for a full scale reading i e 200 ppm water in EDC 10 Re check the ZERO setting with zero fluid 1 m If desired the linearity of the analyzer can be checked with a fluid intermediate in concentration between the zero and the span fluid 12 The analyzer is now calibrated It is often desirable to check calibration fine tune on a dynamic sample from your process double checking the 5020 analyzer response with laboratory analyzed grab samples This is desirable where there is a possibility that your sample stream may have some background materials not in the makeup of the calibration fluid 13 From time to time re check the zero setting If it is found that there is no zero drift re checking the zero setting may become unnecessary or may be performed only on an occasional basis 14 Some optical filters used in some applications will be so temperature sensitive that screening must be performed with the filters near the operating temperature DIRECTIONS FOR USING TELEDYNE CALIBRATION OPTIONS FOR ON LINE PROCESS PHOTOMETRIC ANALYZERS 1 General These calibration options consists of procedures for calibrating analyzers on line These techniques are offered when process conditions high pressures temperatures sample phase changes are extremely difficult to deal wit
103. vailable The sample flow through the analyzer should be regulated to within 5 of its recommended absolute nominal set point flow value typically 20 60ccm This will avoid any pressure drops across any orifices or poor temperature control of the sample The temperature of the sample from the take off thorough the sample cell must be non freezing non crystallizing non coating as provided by customer The sample temperature should not vary at the inlet more than 15 C of the calibration temperature nor exceed the design operating specifications typically 5 45 C Assume sample below 45 C and requires no cooling Any background components later found to be present and not specified in the original application feasibility may void the instrument performance should they interfere particulates assumed none If compounds are found present such as moisture acid gases or corrosive solvents etc the sample system materials may be compromised for corrosion resistance integrity We assume that the sample will not polymerize clog or react in any 1 4 sample line filter or sample cell when transporting through the sample systems for all inlet ambient or sample pressures and temperatures from takeoff or derived from sample conditioning Special materials may be required for stability corrosion protection coalesc ing filtering hazardous protection or due to heating or cooling We recommend when ambient temperatures exceed outside a 1 50 C rang
104. who control process conditions While this instrument may be able to provide early warning of imminent danger it has no control over process conditions and it can be misused In particular any alarm or control systems installed must be tested and understood both as to how they operate and as to how they can be defeated Any safeguards required such as locks labels or redundancy must be provided by the user or specifically requested of Teledyne at the time the order is placed Therefore the purchaser must be aware of the hazardous process conditions The purchaser is responsible for the training of personnel for providing hazard warning methods and instrumentation per the appropriate standards and for ensuring that hazard warning devices and instrumentation are maintained and operated properly Teledyne Analytical Instruments the manufacturer of this instrument cannot accept responsibility for conditions beyond its knowledge and control No statement expressed or implied by this document or any information disseminated by the manufac turer or its agents is to be construed as a warranty of adequate safety control under the user s process conditions FT Teledyne Analytical Instruments Photometric Analyzer Table of Contents Part I Control Unit oooonccccnnconinconanacononoo Part I 1 1 Part Il Analysis Unit Part Il 1 1 Appendix a IH aioe A 1 A Teledyne Analytical Instruments ii Model 5000BF iv I Teledyne A
105. work well together are Ranges that have the same lower limits but upper limits that differ by approximately an order 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 Rangeschemes that are to be avoidedinclude Ranges that overlap Ranges whose limits are entirely within the span of an adjoining range Ranges where the zero is suppressed is 1 10 1 100 etc however 80 100 90 100 is ok where the zero fluid is actually 100 concentration and the calibration is inverted Figure 3 2 illustrates these schemes graphically 3 26 Part 47 Teledyne Analytical Instruments Photometric Analyzer Operation Control Unit 3 Figure 3 2 Examples of Autoranging Schemes 3 7 The Analyze Function Normally all of the functions automatically switch back to the Analyze function when they have completed their assigned operations Pressing the Escape button in many cases also switches the analyzer back to the Analyze function Alternatively you can press the Analyze button at any time to return toanalyzingyoursample The Analyze function screen shows the impurity concentration andthe application fluidesin the first line and the range in the second line In the lower right comer the abbreviation Aniz indicates that the analyzer is in the Analyze mode If there is an before the Aniz

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