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Peak Performer 1 PDHID User Manual

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1. Figure 59 Chassis Overview PEAK PERFORMER 1 PDHID COMPONENT LAYOUT 1 MCPU PCB ASSEMBLY P N 604 002 2 PDHID CONTROLLER PCB ASSEMBLY w o COVER 3 PDHID ASSEMBLY 4 VALVE 1 6 port 5 VALVE 2 6 port 6 COLUMN OVEN and COVER 7 FLOW CONTROL NEEDLE VALVE ASSEMBLY 9 PDHID He INLET 10 LCD TOUCHSCREEN ASSEMBLY P N 604 013 11 REAR PANEL PCB ASSEMBLY INCLUDES MAIN DC POWER SUPPLY P N 604 001 Page 76 Peak Performer 1 Users Manual 91 Monitor Regulator Pressures Fuel supply settings should not vary Carrier Air and H2 settings may shift when supply cylinders run low and should be checked periodically to maintain consistent flame settings and peak retention times Varying fuel pressure can cause deviations in response factors and flame out problems Varying carrier pressures can cause peaks to shift out of set retention times and not be flagged 9 2 Verifying Valve Integrity Carrier Blank Zero Gas In addition to periodic calibration checks the integrity of the rotary valve seal must be tested Determination of valve seal quality is performed by analyzing known purified gas as a sample 1 Connect the front panel SAMPLE IN port to the front panel BY
2. JAM RER Peak Laboratories LLC niu Hardman 203 408 77946860 fv 408 776 5184 fax panigi H APPE Layout m MAG APPR Rack Mounting GA i Front View Cina Sa TAU EET ASSY vir Own sO nv PPAR ACRA TIN AT Bibi B A APP OC AICS DO NOT SCALE JYAMWING urin ESN M RFYISIONS AUX 1 SAMPLE 1 SAMPLE 1 i CARRIER IN CT i i IN 4 i H i H S I h i FIDAR SAMPLE2 BOM 2 Fog IN Hy FIG H2 4 i i l l i YA s i 1 i pA A i i I r i l i 06 350 I i ho Voy 3 i T l LOO iTYP A i poof H iT ami rn i i de 0 5 0 75 1 25 a COM 1 a 1 0 ED i ID DRAIN 6 r o a COM 2 o o D e o o PTE Fa AC POWER Ej MYNU Isi Peak Laboratories LLC Hartman Dn 408 779 4680 0 403 776 51Bd fax Layout Rack Mount Rear View DAGS B DNG DO A AME CAT O WD AO EDA MEAN NO RS mn iie le Figure 3 Rack Mount Rear View with Dimensions Page 12 Peak Performer 1 Users Manual Ball Bearing Slide Accuride Model 2907 26 or a equivalent Pa 26 inches long hs p Peak Laboratories LLC wan Hartman 32903 408 779 4680 v 408 775 5184 fax Layout Rack Mounting Top View ee oe Jae Figure 4 Rack Mount Top View with Dimensions 2 5 Gas Supplies and Connections CAUTI
3. FA x Ss C FLOW RESTRICTOR 30 60 sccm ATMOSPHERIC PRESSURE Figure 7 Sample Supply Flow Schematic Page 19 Peak Performer 1 Users Manual 2 5 4 1 Second Sample Gas Supply Peak Labs offers an optional second sample inlet stream for most analyzers Connection to the SAMPLE 1 IN and SAMPLE 2 IN ports should replicate Figure 7 Sample lines are normally attached to the rear panel of the instrument Attach sample or span gas lines to the SAMPLE IN port on the rear panel The SAMPLE OUT port must be unrestricted 2 5 5 Span Gas Supply Peak Labs offers an optional internal span gas blender for most analyzers Connection to the SPAN GAS IN port should replicate Figure 8 It is important to measure the pressure applied to the SPAN GAS IN port as closely to the analyzer rear panel as possible SPAN GAS FEED SUPPLY Fw AN o Ai N p FN EK rd SN FLOW LIMITER 20 30 sccm 60 PSIG Figure 8 Span Gas Supply Flow Schematic Page 20 Peak Performer 1 Users Manual 3 0 Standard Start up Procedure Peak Labs recommends that the user read the entire operating manual prior to using the Quick Start sequence AN CAUTION Do not begin detector heating without carrier gas flow om Damage to the detector may result 3 1 Guick Start Sequence 1 Confirm that all gas connections and supplies are properly made 2 Remove the top cover of the instrumen
4. Single Wott 1H Httn F i LH 45642 Marual Dise Figure 27 Run screen in Single mode with chromatogram being drawn Page 42 Peak Performer 1 Users Manual Figure 28 Run screen in Idle mode at end of run 4 7 1 Run Screen Button Functions Run Idle Manual Disp Single Cycle ReRun Stream Page Page 43 Loads a standard event program and runs an analysis in the mode selected Stops the analysis immediately Opens the Manual Run Screen Opens the Display Screen Toggle Starting a run in the Single mode will command the PP1 to run one time and return to the idle mode Toggle Starting a run in the Cycle mode shall configure the PP1 to run continuously until the Idle key is pressed Toggle Starting a run in the ReRun mode shall recompute the area and concentration based on the parameters in the analysis data base Toggle Starting a run in the Stream mode will configure the PP1 to initiate the Stream Selector Sequence until the Idle key is pressed Advances the user to the next screen Peak Performer 1 Users Manual 4 7 2 Run Screen Continuous Monitoring Analysis Continuous monitoring is intended for on line analysis or other applications which ReRun analysis is not required Use the PAGE key to scroll to reach the Run screen Toggle the Single Cycle ReRun key until Cycle appears see Figure 28 Press Run to initiate a repetitive analytic
5. The File menu offers the following commands SE I Opens a chromatogram file Use this command to open and load the chromatogram data for display Save the chromatogram data that is currently displayed Enables display of compound name and integration baseline information mm em O O em em gt 5 6 4 3 Viewer Menu on the Chrom Viewer Taskbar The Viewer menu selection returns the user to the original Viewer window See Figure 36 Page 55 Peak Performer 1 Users Manual 6 0 Communication Port Protocol and Formats There are two serial communications ports on the rear of the PP1 COM1 isa multifunctional serial port COM2 port is a dedicated PLC output port 6 1 COM1 COM2 Port and Cable Wiring The cable connected from the PC to the PP1 should be a straight through wired 9 pin M F cable attached to the PC s COM port and the PP1 s COM port PC MALE PP 1 FEMALE 9 Pin Cable from PC to PF1 Figure 42 COM Cable Wiring 6 2 Port 1 Protocol On analyzers with Software versions 3 00 and greater there are two COM1 output formats Viewer and Detector Proper selection of protocol is determined by the application interfaced on the host computer Note On older analyzers with Software versions 2 06 and lower there are three COM1 output formats in the PP1 Viewer Detector and EzChrom Elite EZChrom Elite output is available for Software versions 2 06 and lower only 6 2 1 COM 1 Port Settings The RS 2
6. Verify that sample is flowing freely through loop exit flow from the rear SAMPLE OUT port should be 30 to 120 cc min Press the ESC or PAGE commands as needed to navigate to the RUN screen If multiple sample runs are desired press the SINGLE command to toggle to CYCLE repetitive analysis mode Press the RUN key to initiate analysis the P1 event program will be loaded automatically and executed Allow the analyzer to fully execute the event program Current concentration data will be displayed as an overlay on the RUN screen as peaks are identified and guantified 3 6 Calibration The Peak Performer 1 chromatograph determines concentration peak area to quantify the amount of contaminants in the sample gas The direct instrument response in units of uV sec is reported simultaneously as an overlay on the RUN CHROMATOGRAM SCREEN and in the AREA column on the CALIBRATION DATABASE SCREEN As the concentration peak area is determined the analyzer applies the pre programmed response factor as an inverse proportional factor to generate the reported concentration value PEAK CONCENTRATION PEAK AREA RESPONSE RESPONSE FACTOR 3 6 1 Establishing New Instrument Response Factors Connect a known calibration standard gas span gas to the analyzer at the SAMPLE IN port on the front panel If span gas connection is made at the rear panel SAMPLE IN port ensure that the front jumper is connected between SAMPL
7. select File then Print If no printer is available manually write down the P1 event program 13 Repeat steps 11 and 12 for the other 3 event programs by selecting the other radio buttons under the heading File 14 Close the Event Editor window Page 79 Peak Performer 1 Users Manual The analyzer is now documented and ready for software update and or parameter re initialization 15 Place the new motherboard software file typical name file name is MCPU vX XX hex in the same directory on the host computer as the Viewer and Peak host programs 16 Under the PeakHost program main screen toolbar note that the UPLOAD command on the upper toolbar is not fully visible or active Double mouse click on the number box located to the right of the words MCPU Version 7 and the Upload button on the main toolbar will become fully visible and active gt Peak Performer Yer 3 16a i Ioj x File Event chrom view Analysis DE Viewer Touch Screen Upload Heater Interface Detector Control fone fone Zone 3 Ain D A Value 105 1 99 8 0 0 32353 1305 105 100 105 Wl 10 EE 4 9 0 pva 3 3 0 va eooo 2000 O mi 33 50 0 o o G Pressure Transducer 7 Camer Pressure 0460 System Info Analyzer Serial 312 MCPU Version sel Detector Version 140 100 Set DWA Bias On Valve 1 Cycles 207 Valve 2 Cycles 206 Oper Hours 3581 Gas Samp
8. to the bypass flow In this manner column reconditioning may be performed without requiring a shutdown of the sample gas flow avoiding the lengthy re equilibration period 2 5 2 Regeneration Hydrogen H2 Gas Supply H2 venting H2 shut off valving and H2 supply safety equipment must be supplied by customer Some PP1 PDHID units come with an O2 Trap Module The O2 Trap Module has an H2 gas connection utilizing 1 16 female VICI bulkhead fittings Page 17 Peak Performer 1 Users Manual 1 Connect the Hydrogen gas supply to the bulkhead and set the source regulator to approximately 25 psig 2 There are no internal regulators in the standard O2 Trap Module all gas pressures are controlled by external regulators customer supplied Regeneration Hydrogen Gas Specifications ewe ymu Hydrogen Generator THC Concentration ee om ee CO Concentration lt 10 ppm lt 100 ppm H20 Concentration CO2 Concentration lt 10 ppm CAUTION High moisture content in the H2 gas supply has been shown to irreversibily damage the O2 Trap 2 5 21 H2 Gas Generators Peak recommends only the use of Palladium Transfer Tube or Regenerative Drying Hydrogen Generators Hydrogen produced by electrolytic decomposition of water is extremely humid at nearly 100 relative humidity H2 generators using only single stage gas H2 dryers molecular sieves will saturate with moisture within a week or two
9. 38 Start menu on the taskbar The Start menu contains the following commands EE O Single Run Single Run selection commands the PP1 to start a Single Run Cycle Run Cycle Run option commands the PP1 to start a continuous Cycle Run Stream Run selection commands the PP1 to start a Stream Selection Run This operation only function if the Stream Selection option is installed 5 6 3 Stop Command on the Viewer Taskbar The Stop Command selection instantly sends a command the PP1 to terminate the current run immediately Page 52 Peak Performer 1 Users Manual 5 6 4 Chrom View Menu and Chromatograph Viewer Window The Chrom View menu selection opens the Chromatograph Viewer window Two methods can open the Chrom Viewer window 1 The first method is to select the Chrom View menu selection from the Viewer taskbar and then select a chm file to display 2 The second method of opening the Chrom Viewer is double clicking one of the concentration values displayed in the Viewer window Using either method after the chromatogram data is loaded the display can be adjusted by the Offset Attenuation and Span scroll bars FR Chrom Viewer 2008 11 13 1341 chm i JO x File Viewer Analysis DB Open 2 ATTEH 32 SPAN 50 Saves 4 gt 4 w Baseline Figure 39 Chromatogram Viewer Window NOTE Viewer window scaling does not match the analyzer s display scaling A higher degree of resolution is available in
10. CO CO Concentration outlet SS Dn H2 H2O Concentration outlet SOPP Expected Life Consult Manufacturer 2 5 1 2 Carrier Gas Purity Requirements Page 16 Peak Performer 1 Users Manual Nitrogen Carrier Argon or O ppt OE 60 psig 350 sccm Helium contaminants Regenera UHP Grade lt 10 ppb THC Hydrogen lt 1ppmH20 PO PS lt 10 ppm Heated reactive metal getters are the only proven reliable technigue for generating the specified carrier gas purification Cold metallic getters and absorption getters do not reliably remove all common critical bulk gas contaminants 2 5 1 3 Carrier Gas Connection The PP1 carrier gas connection utilizes a 1 16 female VICI bulkhead labeled CARRIER IN on the front or rear panel 1 Connect purified He carrier gas supply gas to the carrier bulkhead and set the source regulator to approximately 60 psig 2 There are no internal regulators in the standard PP1 PDHID all gas pressures are controlled by external regulators customer supplied 3 Verify the BYPASS OUT port is flowing approximately 25 35 sccm Carrier flow within the analyzer is split with a portion of the flow passing through a gas sampling valve the other portion passes through a restrictor tube terminating at the location of the BYPASS OUT port Under normal operating conditions this port is capped During column reconditioning the plug may be removed and the SAMPLE IN switched
11. COM port Figure 32 is the minimum cable configuration See Section 7 for details on communications protocols PC MALE PP 1 FEMALE 9 Pin Cable from PC to PP1 Figure 32 COM Cable Wiring Page 47 Peak Performer 1 Users Manual 5 6 Viewer Software Window The Viewer window shown in Figure 33 shows the main Viewer screen with a RED DOT in the upper right corner This RED DOT signifies that there is a connection problem with the PC and the PP1 Verifying the following can solve this connection problem e Communication Settings e Connection of 9 pin cable between PC and PP1 e RS 232 cable plugged into the PP1 s COM 1 port e PP1 is powered off After the connection problem has found and corrected the RED DOT should be CLICKED to verify if communication between the PC and PP1can be properly established ri Fiewer Yer 3 12 l EN X File Start Stop Chrom view Event Info Run Time Stream 7 a Figure 33 Viewer main window showing Communications Error The Viewer window shown in Figure 34 shows the viewer screen without the RED DOT This signifies the communication connection between the PC and the PP1 is function correctly Page 48 Peak Performer 1 Users Manual i Viewer Yer 3 12 EW Mehea File Start Stop Chrom View Event Info Run Time Streams Figure 34 Viewer main window showing no Communications Error 5 6 1 File Menu on the Viewer Taskbar rt Viewer Yer 3 12 7 loj
12. End Of Data string to identify the end of the data stream e Sets analyzer to IDLE mode and waits for the next start command 6 2 3 1 External Start Command String The External Start Command string format transmitted by host computer must consist of three ASCII characters Below are four forms of the same command Form ft 1 Start Of Text S End Of Text Form 2 STX S EXT Form 3 AB SAC Form 4 02 53 03 Page 57 Peak Performer 1 Users Manual 6 2 3 2 Detector Signal Data String The PP1 Detector Signal Data string format is a decimal number followed by a carriage return CR and line feed LF An example 104345 104763 104832 The End Of Data string format consists of three ASCII characters The following are four forms of the same command Form 1 Start Of Text E End Of Text Form 2 STX E EXT Form 3 AB EAC Form 4 02 45 03 An example 104345 104763 104832 Last sample sent to Host ABEAC End Of Data command to Host from PP1 6 24 EzChrom Elite Output Protocol The EzChrom Elite output protocol is used when the PP1 is interfacing with EzChrom Elite please consult the EZChrom manual for details on setup of the host computer 6 3 Port 2 Protocol PLC The COM2 port is a dedicated RS232 output intended for use with PLCs programmable logic controller There are two modes of operation AUTO and POLL Proper selection of protocol is determined by the application interfaced on the host comput
13. File Start Stop Chrom View Event Info Port Settings Print Exit Figure 35 File Menu on the taskbar Page 49 Peak Performer 1 Users Manual The File menu contains the following commands eT ee Opens a CSV file that was created by the Viewer software Use this command to open a CSV file to view the concentration data Opens serial communication settings window for setting RS 232 configurations between the Host PC and the PP1 As shown in figure 13 Print Prints all concentration data of selected CSV file ett Exit Viewer application Once the CSV file is opened the Viewer window automatically updates and shows concentration data Figure 36 is an example with five consecutive runs The run of concentration data at 14 06 is displayed in RED to denote that there was a general error in the PP1 during this run The error was cleared before the end of the run at 14 24 Port Settings Viewer 2008 11 13 loj x File Start Stop Chrom View Event Info Run Time Stream CO CH4 CO NMHC 13 23 1 67 6 168 4 196 5 342 5 13 32 1 60 8 167 3 196 5 366 1 13 41 1 68 6 167 6 197 1 368 0 gt 14 06 1 173 6 187 0 207 2 386 2 14 15 1 186 7 188 1 210 5 285 4 14 24 1 191 8 183 1 207 9 339 3 14 41 1 2 8 1 2 10 8 4 4 14 50 1 1 3 0 0 6 8 2 0 14 59 1 1 5 1 6 10 7 0 3 Figure 36 Viewer screen showing concentration data There are ten individual error conditions that can cause the Viewer Line to appear r
14. Section 27 4 1 1 1 Set up Screen Upper Section Button Functions 27 4 1 2 Set up Screen Middle Section Power up 28 4 1 2 1 Set up Screen Middle Section Button Functions Power up 28 4 1 3 Set up Screen Middle Section Normal 29 4 1 3 1 Set up Screen Middle Section Button Functions Normal 29 4 1 4 Set up Screen Lower Section 30 4 1 4 1 Error Messages on the Set up Screen Lower Section 30 4 1 4 2 Clearing Error Messages on the Set up Screen Lower Section 31 4 1 4 2 1 Set up Screen Lower Section Button Functions 31 4 2 Analog Interface Trend and Recorder Output Screen 33 4 2 1 Analog Interface Screen Button Function 33 4 2 2 Analog Interface Connections and Wiring 34 4 3 Calibration Database Screen 35 4 3 1 Calibration Screen Button Functions 35 4 3 2 4 3 2 1 4 4 1 4 4 2 4 5 1 4 5 2 4 6 1 4 6 2 4 7 1 4 7 2 4 7 3 4 7 3 1 4 7 4 4 7 4 1 Peak Performer 1 Users Manual Calibration Establishing New instrument Response Factors Analysis Database Screen Analysis Screen Parameters Analysis Screen Button Function Event Program Editor Screen Event Program Commands Event Editor Screen Button Function Stream Selector Sequence Editor Screen Stream Selector Commands Stream Selector Program Editor Screen Button Function Run Chromatogram Screen Run Screen Button Functions Run Screen Continuous Monitoring Analysis Manual Screen Sub Screen of Run Screen Manual Screen Button Functions Display Screen Sub screen of Ru
15. To make a proper connection strip all wires back approx 3 8 unscrew the terminal locking screw fully insert the wire and tighten A common error is insufficient length of bare wire creating the condition where the terminal contacts only the wire insulation COM 1 eg 1 oe CARRIER FID oy AIR MU Gn 2 SPAN IN 92608 e CUM 2 ANALOG I ANALOG 2 ANALOG 3 ANALOG 4 REC COMMON GND ZERO START FLAME SW FLAME SW 90 120 VAC 50 60 HZ Figure 19 Analog Output Connections NOTE The analog outputs are locked if the Port 1 Protocol on the MAIN AN SCREEN is set to DETECTOR See Section 4 1 1 Page 34 Peak Performer 1 Users Manual ANALOG 1 NN amp 0 1 25 VDC ANALOG 3 Wa 9 ANALOG 4 REC o ZERO START o i o Hi POWER i FLAME SW J FE NO POWER REQD FLAME SWITCH RATED AT 0 5 A 120 VAC Figure 20 Analog Output Wiring Schematic 4 3 Calibration Database Screen The Calibration Database screen stores critical information regarding calibration span gas concentrations and instrument response and provides tools to easily update the response factors Calibration Databa Figure 21 Calibration Database Screen 4 3 1 Calibration Screen Button Function Update Allows the analyzer to calculate new RFactor F Moves the cursor upwards Moves the cursor downwards Page 35 Peak Performer 1 Users Manual Edit Allows the
16. program will be automatically loaded and run NOTE To display concentration data only press the upper right corner of the RUN screen once this will hide the chromatogram and display data in large text format To reveal the chromatogram again press the upper right corner of the RUN screen again 22 To halt sampling press the IDLE command once 3 2 Column Conditioning Conditions warranting column reconditioning are a Start up after storage shipment b Reduced detector response c Unstable baseline d Merging of peaks Normal column operating temperatures are 45 to 110 C The maximum PP1 PDHID column operating temperature is 200 C To prevent detector contamination Peak Labs recommends disconnecting the column from the detector during column bakeout procedures When the column in reinstalled after bakeout conditioning the PDHID Vout standing current should be at an acceptable level Page 22 Peak Performer 1 Users Manual CAUTION Never energize heaters of the instrument unless carrier gas flowing CAUTION Do not exceed 210 C of column oven temperature Temperatures in excess of 210 C can destroy column material 1 Connect the front jumper tube between SAMPLE IN and BYPASS OUT 2 Use the 1 and keys to navigate and alter the SET value for the Column heater zone to 180 to 200 C 3 After 8 to 12 hours of stable conditioning temperature the column temp
17. the Viewer window For instance Viewer ATTN 8 approximately is equivalent to analyzer display ATTN 1 5 6 4 1 Chromatogram Files Page 53 Peak Performer 1 Users Manual Chromatograms are archived on the host computer as text files suffixed chm The text files can be imported into most common laboratory analysis spreadsheet and word processor programs as needed Data points in the chromatogram file are time sequenced at 0 2 seconds per data point The filename of the chromatogram file is generated by time of day on the host computer and the file is stored in a folder that corresponds to the date of collection A corresponding Viewer data file is created and or updated at the time the chromatogram file is created As an example the fourth chromatogram shown in Figure 36 would be archived on the host computer as follows Main directory C Viewer Sub directory 2003 12 22 YYYY MM DD of archive creation Viewer filename 2003 12 22 csv Filename 1335 chm 5 6 4 2 File Menu on the Chrom Viewer Taskbar PA Chrom iewer 7008 11 13 1341 chm JO x ATTEN 32 SPAN 510 gt 4 j File Viewer Analysis DB Open Sevens w Baseline NMHC CO Figure 40 Baseline Selected Page 54 Peak Performer 1 Users Manual ES Chrom Viewer 2008 11 13 1341 chm i Ioj x File Viewer Analysis DE ATTEN 32 SPAN 540 4 gt 4 Open Saves BaseLine Figure 41 Baseline Deselected
18. will create an elevated and unstable detector baseline Attach a 60 0 2 PSIG source of carrier gas or specific pressure setting as indicated in the application section of the final test data to the carrier inlet fitting CAUTION Oxygen is never a suitable carrier or actuator supply gas Oxygen is highly reactive and many pneumatic components contain greases and oils that combust spontaneously when exposed to oxygen Consult the test data shipped with the analyzer in CD format for carrier gas details specific for your analyzer PLEASE CONSULT THE TEST DATA ATTACHED TO YOUR ANALYZER IF UNCERTAINTY OF CARRIER GAS SELECTION EXISTS 2 5 1 1 Carrier Gas Purity Chromatographic instrument detection limit is directly related to carrier gas purity Improved carrier gas purity enables improved sensitivity e g 100 ppbv impurities in the carrier gas will limit detection of 100 ppbv impurities in sample gas We suggest using a purified lt 1 0 ppb total contaminants helium source through a dual stage UHP regulator for optimum performance The user must provide Helium carrier gas purification see below regarding purification Typical 99 9999 Helium Gas Specifications Pre Purification High Pressure Cylinder or Liquid Dewar Argon Concentration lt 10 ppb Page 15 Peak Performer 1 Users Manual Consequenily the analyzer s minimum detectable quantity MDQ would be quite high gt 3 ppm for certain compo
19. 14 8 5 Checking for leaks in the Discharge Gas Plumbing 15 9 0 Analyzer and PDHID Maintenance and Service Procedures 76 9 1 Monitor Regulator Pressures IT 9 2 Verifying Valve Integrity Carrier Blank Zero Gas IT 9 3 Altering the Analytical Range of the Instrument IT 9 4 Updating the Analyzer Software with Peak Host 78 9 5 Testing the Heater Resistance 84 9 6 Adjusting the Display Contrast 85 9 7 Adjusting the 5 Volt DC Power Supply 85 9 8 Main DC Power Supply Replacement 86 9 9 PP1 Analog Module Check Set up Instructions 89 9 9 1 Checking the Analog 4 REC Output 89 9 9 2 Checking the Channel 1 2 3 or 4 Analog Output s 90 9 10 COM 1 Connections on Multiple Analyzers to a Single Computer 92 9 11 PDHID Maintenance Troubleshooting Guide 94 9 12 Oxygen Trap Regeneration Procedure 95 Page 6 Peak Performer 1 Users Manual 1 0 Introduction The Peak Laboratories Peak Performer 1 PP1 gas analyzer is a trace level gas analysis system capable of detecting part per trillion ppt concentrations of reducing gases and hydrocarbon gases in a variety of sample matrices Due to the specific nature of the detection method analysis times are rapid and chromatographic complexity is minimized The result is a simple and reliable system capable of following rapid trends in component concentration in laboratory field and process gas applications The Peak Performer 1 has a fully integrated stand alone microprocessor operating system Key f
20. 2 Press PAGE key to see the main screen with Date amp Time Heaters etc 3 Press the DOWN arrow to move the cursor into the middle 1 3 of the screen and press the ZERO key and wait 10 seconds The Vout number should settle 44 000 4 Verify that the Vout reading is stable does not move more than 20 000 within 30 seconds 5 Press the PAGE key and move to the ANALOG INTERFACE screen see Analog Interface Screen Page 90 Peak Performer 1 Users Manual 6 Toggle the RANGE key to the impurity range of interest 6 Press the DOWN arrow to move the cursor in front of the Analog Channel to be tested By pressing the MANSET key you can toggle the output to 0 0 312 0 625 and 1 25 VDC 7 Verify that the DC Voltmeter reading connected to ANALOG channel is reading correctly 8 Leaving the value press the PAGE key to reach the main screen 9 Verify that the Vout reading is still 45000 20 000 10 Press the PAGE key to reach the chromatogram screen and verify that the analyzer is set to run a SINGLE chromatogram 11 Press the RUN key to start a SINGLE run If the analog output is functioning the DC voltmeter connected to the Analog channel should read less than 0 5 VDC within a second or two of pressing the RUN command and the DC output will ONLY update at the END of the run 12 In the example shown 100 ppb should equate to a DC output of 1 0 VDC Page 91 Peak Performer 1 Users Manual 9 10 CO
21. 273 Aer Port 1 Protocol Wiewer Fort 2 Protocol Huto POD Tower Column PDD Vout Edit Hea Figure 12 Screen Commands Upon Power up NOTE The heater zones are not energized automatically upon power up and the detector electronics are not fully initialized until the ZERO command is invoked 4 1 2 1 Set up Screen Middle Section Button Functions Power up If both heater zones are de energized the following command buttons are available Zero Allows the initialize the detector electronics and establish a consistent baseline signal lee Moves the cursor upwards Ls Moves the cursor downwards Edit Allows the user to energize each heater zone or change heater setpoint temperatures Heat Energizes all the heater zones Page Advances the user to the next screen Page 28 Peak Performer 1 Users Manual 4 1 3 Set up Screen Middle Section Normal The middle section of the Setup screen is concerns temperature zone and detector function Date Time Soli Views Fort 1 Protec Veger Port m Auto POD Tower Column PID Vout Figure 13 Screen Commands After Warm up 4 1 3 1 Set up Screen Middle Section Button Functions Normal Zero Allows the initialize the detector electronics and establish a consistent baseline signal i Moves the cursor upwards Moves the cursor downwards Edit Allows the user to energize de energize each heater zone or change heater
22. 32 settings for COM 1 port are 38400 baud rate 8 bit data 1 stop bit and no parity These settings are fixed and are not user selectable 6 2 2 Viewer Output Format Format of columns in CSV file The Viewer software stores information in a common text format Comma Separated Variable CSV CSV files can be opened in common spreadsheet applications for further analysis The column format in the CSV files are Page 56 Peak Performer 1 Users Manual A Data Time B Run Mode C Analysis Buffer Number and Stream Number D General Error Alarm E RCP Lamp Voltage or FID Flame Temperature F Compound Name G Retention Time H Left Point Offset Right Point Offset J Area K Response Factor L Processing Flag Columns F to L are repeated for M to S T to Z and AA to AG for the next three compounds listed in the Calibration Data Base 6 2 3 Detector Output Format The detector output format of the COM1 interface currently supports one command from a host computer system This command remotely starts a RUN The PP1 system processes the external start command only if the analyzer is in IDLE mode Not running a sample Upon receipt of the external start command the PP 1 performs the following functions Sets system run mode to SINGLE RUN mode Loads event program P1 Starts a Single Run Sends Detector Signal Data stream i e Vout reading to the COM1 port At the end of the run the PP1 sends an
23. 45 Peak Development on the Analytical Column Soon After Injection Page 64 Peak Performer 1 Users Manual Figure 46 Peak Development Midway on the Analytical Column Figure 47 Peak Development Midway on the Analytical Column Analytes of interest can be allowed to continue on to the detector as long as desired In some cases the resulting chromatogram can become quite long in duration In other circumstances it is not necessary to quantify all possible peaks and the remaining balance of the sample is backflushed to vent or detector Page 65 Peak Performer 1 Users Manual Figure 48 Peak Development on the Analytical Column After Backflush Figure 49 The Completed Chromatogram 7 4 Flow Venting and Balancing Several problems can arise in the development of the chromatogram e Presence of compounds that may be damaging to the detector e Disproportionate peak sizes e Length of analysis Several models of Peak analyzers are equipped with one or two valve plumbing arrangements to handle these situations Often a second valve is used to perform cutting actions at particular times during the chromatogram redirecting the column effluent towards a safe flow controlled vent outlet During the cutting action it is necessary to maintain pure gas flow to the detector This pure gas flow is provided by an additional branch on the internal ca
24. D and BLACK wines is 5 1 lo 5 2 VDC Figure 66 Adjusting the 5 Volt DC Supply Page 85 Peak Performer 1 Users Manual 9 8 Main DC Power Supply Replacement Main DC Power Supply Replacement Purpose Replace upgrade Phihong PSA4531 DC Supply with Power One MAP40 300 DC Power Supply Procedure Power off analyzer if gas umbilical tubing is used it is not necessary to cool down the analyzer Maintain normal gas supplies Disconnect AC power cord Remove top cover Locate the main DC power supply in the right rear portion of the chassis see Figure 1 Figure 67 Main DC Power Supply Location Remove the 4 each 6 32 screws that hold down the plastic protective shield to expose the DC power supply see Figure 2 Page 86 Peak Performer 1 Users Manual av NT Figure 68 Main DC Power Supply with Shield Removed Unscrew the 4 each 74a standoffs that retain the DC power supply to the rear panel circuit board Disconnect only the two cable assemblies that attach the DC power supply to the rear panel circuit board it is recommended to disconnect the cables at the circuit board connector end Remove the DC power supply by sliding it under the overlayed cable assemblies do not remove the other cable assemblies see Figure 69 Figure 69 Main Dc Power Supply Fully Removed Lay the old DC power supply on the workbench aside the new Power one DC power supply Orient such that the 6 pin and 2 pin c
25. E OUT and SAMPLE IN on the front panel Verify that sample is flowing freely through loop exit flow from the SAMPLE OUT should be 30 to 120 cc min Press the ESC or PAGE keys as needed to navigate to the RUN screen Press the SINGLE CYCLE RERUN key to toggle to SINGLE mode Press the RUN key to initiate analysis the P1 event program will be loaded automatically and executed Allow the analyzer to fully execute the event program Current concentration data will be displayed as an overlay on the RUN screen as peaks are identified and guantified Press the PAGE key as needed to toggle to the CALIBRATION DATA BASE screen Page 24 Peak Performer 1 Users Manual Place the at the first compound of interest and press the EDIT key use the up down left and right arrow keys to enter the span gas concentration in the CONC field Be certain to use the right arrow key to fully exit the CONC field or all updates will be lost With the before the compound name press the UPDATE key The analyzer will recalculate the appropriate response factor for the compound based upon the span gas concentration and analyzer area response using the following formula RESPONSE FACTOR AREA RESPONSE SPAN GAS CONCENTRATION NOTE The LED on the analyzer s front panel will change from green to red to remind the user that the current calibration information is stored in volatile temporary memory only and will need to be saved to p
26. EN s SPAN 14 Cons Poly ni paca Peak Time rd bo cw L ra Fn i LE we ami T OE GE Figure 51 Properly Flow Balanced Detector Baseline Page 67 Peak Performer 1 Users Manual LY ft few Peak Time Drew greu Her veru Figure 53 Low PDHID flow from NV1 note drop after the V2 CCW command Differences in COLUMN flow during normal and venting valve positions will be expressed as shifts in peak retention time compared to a chromatogram without any venting action Page 68 Peak Performer 1 Users Manual NV2 Flow 59 sccm A CH4 RT 93 sec CH4 RT 97 sec mm nm a m a CH4 RT 102 sec a NV2 Flow 39 sccm a NV2 Flow 79 sccm Figure 54 Retention Time Comparison Comparison of retention times for un vented versus vented chromatograms will reveal improper adjustment of the vent flow control needle valve Careful adjustment of the vent needle valve will enable the operator to minimize peak retention drift and create a consistent chromatogram 7 5 Effects of Temperature and Flow on Analytical Columns The normal chromatogram can be affected by changes in column flow and temperature Be aware that changes of operating parameters from final test conditions can reguire parametric adjustments i e peak detection parameters response factors valve tim
27. Left Width amp Right Width nds Left Width seconds Right Width seco 0 0 1 10 100 1000 10000 Blended Concentration ppb CO Peak Left and Right Widths asa Function of Concentration a Left Width eRight Width 1 10 100 1000 10000 Blended Concentration ppb Figure 23 Left and Right Peak Width as a Function of Concentration e Total peak width LW RW is primarily a function of sample loop unloading e Larger sample loops require a long time period to fully inject Page 38 Peak Performer 1 Users Manual e The relative values of LW and RW are dictated by the skew factor of the peak e Peaks need about 25 30 data points minimum to be well measured at 5 data points per second this means total peak width should be greater than 6 seconds Therefore it is recommended to use a substantial calibration peak concentration to facilitate easy LW and RW measurements 4 4 2 Analysis Screen Button Function Moves the cursor upwards LE Moves the cursor downwards Edit Allows the user to enter new peak compound name or analysis parameters Page Advances the user to the next screen Analysis Averaging When enabled the last four chromatograms are averaged data point by data point to create a composite chromatogram
28. M 1 Connections on Multiple Analyzers to a Single Computer Equipment 1 each Computer 1 2 GHz 20 Gb Hard drive 256 Mb RAM CD R drive with at least 1 USB port Dell Inspiron 8500 laptop or equivalent Operating System Windows XP Home Edition v2002 Service Pack 1 1 each USB Hub Inland 4 Port USB Hub Self powered Stock 08302 manufactured by Inland International www inland products com 2 each USB to DB9 RS232 Adapter SIIG Inc USB to Serial Adapter Model US2308 Part JU CB1512 manufactured by SIIG Inc www siig com Comes with installation software 2 each DB9 Extension Cable DB9M to DBYF wired straight through 10 feet long GO Cables 10 Mouse Keyboard Extension DB9M to DBOF Part M05 103 USB Hub USB to DB9 apes PLN LEN PTR oooo o000 Figure 73 Multiple Analyzer Connection Installation of Multiple Analyzers via USB 1 Connect DB9M to DB9F extension cables to analyzers 2 Power up analyzers do not heat 3 Set Port 1 Protocol on the analyzers to Viewer Page 92 Peak Performer 1 Users Manual 4 Insert 4 port USB hub into computer USB port your computer should detect the connection and automatically install any required Windows drivers for USB hubs 5 Connect the USB to DB9 adapters to the DB9 extension cables 6 Insert first USB to DB9 adapter into 4 port USB hub your computer should detect the connection and launch the hardware installation pr
29. ON Never turn on the instrument without purified helium carrier gas flowing All plumbing connections are 1 16 female VICI bulkhead fittings The Peak Performer 1 is shipped with tubing and fittings required to connect the analyzer to gas sources Replacement materials are available from Peak Laboratories or may purchased directly a Standard gas fittings are 1 16 VICI compression fittings VICI P N ZN1 amp ZF1 b Supply tubing is 1 16 O D x 0 03 I D cleaned and baked T300 stainless steel tubing Restek P N 21508 Page 13 Peak Performer 1 Users Manual e o o amp amp ry SAMPLE 1 SAMPLE 1 ACTUATOR CARRIER FID FID IN OUT IN IM AIR Hz SAMPLES SAMPLE 2 SPAN IN IN OUT COM I COM Z a Ti ANALOG I ANALOG E ANALING I ARNALDG REC COMMON GCD ZEHO ETAHT FLAME SW _ FLAME SW E u C COMPLIANT Figure 5 Rear View of PP1 PDHID 1 VAD Me HZ E T a HEATED METAL nm L l CARRIER IN GETTER PURIFIER FK ACTUATOR IN FLOW LIMIT RESTRICTOR o o SAMPLE IN UHP HELIUM GAS SUPPLY ACTUATOR SUPPLY SAMPLE GAS SUPPLY Figure 6 PDHID PP1 Gas Supply Schematic Page 14 Peak Performer 1 Users Manual 2 5 1 Carrier Gas Supply The instrument will accept only Ultra high purity helium as carrier gas The helium used for carrier must be certified to be free of residual argon the presence of argon in the carrier gas stream
30. PASS OUT port This will begin flow of purified gas through the sample loop 2 Wait 10 minutes to purge the analyzer completely of any residual gas samples 3 Initiate a standard sampling run in CYCLE mode 4 Collect 5 sample runs with Peak Viewer 5 Average the concentration data of the 5 runs for each peak of interest 6 Average readings higher than 1 ppb for any compound indicates a loss of valve seal integrity and possibly suggests valve head replacement 9 3 ALTERING THE ANALYTICAL RANGE OF THE INSTRUMENT Sample loops are very easy to customize 1 Determine the desired loop volume Analytical range is directly proportional to sample loop size 2 Select tubing tube internal diameter to use In general use the largest ID tube possible to avoid flow restrictions Guidelines Page 77 Peak Performer 1 Users Manual 0 040 ID for 3 8 cc to 2 cc loops 0 030 ID for 3 16 cc to 1 2 cc loops 0 020 ID for 50 uL to 1 4 cc loops Note the shortest practical length of tubing for a sample loop is about 8 inches Note Do not use tubing less than 0 016 ID as it acts like a flow restrictor instead of a sample loop 3 The correct length for the loop tubing is calculated as follows Internal volume V in cc s 3 142 x ID 2 in inches x L in inches x 16 38 4 re arranging L in inches 0 777 x V in cc s ID 2 in inches an example for a 1 cc loop L inches 0 777 x 1cc 0 040 2 49 inche
31. PDHID analysis methods use stainless steel 0 2 cc sample loops 7 2 Carrier Gas Purification Chromatographic instrument detection limit is directly related to carrier gas purity Improved carrier gas purity enables improved sensitivity Typical 99 9999 Helium Carrier Gas Specifications Pre Purification High Pressure Cylinder or Liquid Dewar Gas Type Helium Argon Concentration lt 10 ppb O2 Concentration lt 3 ppm H2 H2O Concentration lt 3 ppm CO CO2 Concentration lt 3 ppm Consequently the analyzer s minimum detectable quantity MDQ would be quite high gt 10 ppm unless the carrier gas is purified Peak recommends use of the best quality heated metal getter purifier available for carrier gas purification This style of purifier typically has a hot catalyst element ahead of the heated getter material for complete removed of methane hydrocarbon CH4 a common contaminant in commercial nitrogen sources Hydrogen Carbon Monoxide Carbon Dioxide Hydrocarbons and Moisture carrier gas impurities are reduced to less than 10 ppt by this type of purifier Page 62 Peak Performer 1 Users Manual Gas Purifier Specifications Heated Reactive Metal Getter Maximum Flowrate gt 300 cc min lt 5 L min Argon Concentration outlet lt 10 ppb THC Concentration outlet lt 10 ppt CO CO Concentration outlet APE H2 H2O Concentration outlet DP Expected Life Consult Manufacturer 7 3 Component Sepa
32. Peak Performer 1 Users Manual Peak Performer 1 PDHID User Manual LABORATORIES Peak Laboratories LLC www peaklaboratories com 650 691 1267 Version 3 2 11 20 2008 Page f I Peak Performer 1 Users Manual This manual is a reference guide for the operation of the Peak Performer 1 series of gas analyzers The Peak Performer 1 should only be operated by trained personnel familiar with the safe operating procedures of the analyzer The following cautions should always be considered High voltages are required for proper detector operation and are present when the unit is energized High operating temperatures are required for proper detector and chromatographic operation Hot surfaces may be present when the unit is energized Illustrations and photographs contained herein are for example only Actual configurations may vary depending on specific application and installed options Improper installation operation or service of the analyzer can cause permanent damage to the instrument The analyzer is designed to be operated with all covers installed connected to a properly grounded 3 conductor AC line source In event of fire Class A B or C fire extinguishers can be used The Peak Performer 1 must have standard electrical power and applicable gas supply pressures as noted on the test documentation for proper operation Permanent damage and voiding of the warranty may result Operators should not attempt to repa
33. SED OPTION SCREEN PAGE KEY ANALYZER POWERS UP ON RUN CHROMATOGRAM SCREEN RUN DISPLAY KEY RUN DATA inn i een CHROMATOGRAM monn r aona i UAL CONTROL DISPLAY CONTROL PEN SCREEN SCREEN SET UP MAIN o E esexer SCREEN Figure 10 Software Menu Structure 4 1 Set up Screen The Set up screen is multi functional Different command buttons appear at the bottom line of the screen dependent upon the section containing the asterick cursor 1 The upper section 3 lines contains commands related to analyzer set up 2 The middle section 5 lines contains commands related to temperatures zones and detector parameters 3 The lower section is reserved for error messages and non volatile memory updates Page 26 Peak Performer 1 Users Manual 4 1 1 Set up Screen Upper Section ie T 2He S hMAR 24 12 Sa 21 Port 1 Protocol Wiewer Port Z Protocol Auto FID Tower Column POD Wout Figure 11 Main or Setup Screen Upper Section 4 1 1 1 Set up Screen Upper Section Button Functions We Moves the cursor upwards p Moves the cursor downwards Edit Allows the user to change the Date Time or Protocols Page Advances the user to the next screen Page 27 Peak Performer 1 Users Manual 4 1 2 Set up Screen Middle Section Power up The middle section of the Setup screen is concerns temperature zone and detector function llate Time z089 MAR 26 11
34. URFACE The surface of the detector body may be hot while in operation possibly in excess of 150 C Caution should be observed Page 73 Peak Performer 1 Users Manual CAUTION During normal operation the detector produces ultraviolet energy UVA UVB some of which may be emitted Do not watch the arc without eye protection The PDHID detector does not normally require conditioning treatment however it does require 8 to 12 hours at normal operating temperature to achieve optimum stable performance Normal detector operating temperature for the PDHID is 100 C although operating temperatures vary with the specific application The table below illustrates some typical compounds and detection capabilities of the PDHID 8 2 Temperature Effects Within The PDHID Tower The PDHID Tower is heated directly to roughly 100C to minimize moisture condensation It is critical to allow the PDHID Tower to heat thoroughly before energizing the discharge arc igniting the flame Failure to do so may trap moisture within the PDHID Tower and compromise the insulators 8 3 Detector Flow Rate Effects Carrier gas flow rate through the PDHID does not influence the rate of ionization However the detector baseline stability cn be affected as well as the retention times Stable 1 psig carrier supplies are suggested 8 4 Troubleshooting High Background Current Page 74 Peak Performer 1 Users Manual The background current is indica
35. al cycle By pressing the RUN key event program 1 P1 is automatically loaded and the system will begin to collect data in repetitive mode see Figure 28 To halt the cycle pressing the IDLE will cause the analysis run to cease immediately Toggle between the Single Cycle Rerun or optional Stream to select the next mode of analysis 4 7 3 Manual Screen Sub Screen of the Run Screen The Manual sub screen allows the operator to invoke all the event program commands on demand Figure 29 Run Manual screen 4 7 3 1 Manual Screen Button Functions Zero Pressing this key will electronically zero the detector Ignite Pressing this button applies power to the Pulse Supply Module Bias Toggles the high voltage within the PDHID to ON BIAS or OFF V1 Toggles Valve 1 between CW and CCW positions Page 44 V2 Esc Peak Performer 1 Users Manual Toggles Valve 2 between CW and CCW positions Exits from the Manual sub screen to the Run screen 4 7 4 Display Screen Sub Screen of the Run Screen The Display sub screen allows the operator to adjust the horizontal scale vertical scale and baseline offset of the chromatogram These functions mimic those of a standard chart recorder Figure 30 Run Display screen 4 7 44 Display Screen Button Functions VOff VOff Attn Attn Span Esc Page 45 Scrolls the screen up maximum Voff 11 without changing the scale Scrolls t
36. alyzer displays a red light on the front panel the parameters must be accepted and saved on board the analyzer before proceeding any further Page 82 Peak Performer 1 Users Manual a Press PAGE touchpad until MAIN SCREEN appears has SN and temperature zone controls f Press the DOWN arrow until you reach the Parameter Change Update Needed line g Press the ACCEPT touchpad button then the SAVE touchpad button permanently save the temperature parameters in analyzer memory 39 Repeat steps 33 through 38 for the other 3 event programs by selecting the other radio buttons under the heading File 4 entering the appropriate event program parameters and then forcing the PeakHost to send the event program to the analyzer 40 Close the Event Editor window 41 Close the PeakHost program The analyzer should be fully updated and ready for use at this time Be sure to make record of any new parameters that were installed in the PP1 analyzer Please consult the factory if a power outage occurs during this function Page 83 Peak Performer 1 Users Manual Figure 64 Heater Resistance for 200 240 VAC AC Service Page 84 Peak Performer 1 Users Manual 9 6 Adjusting the LCD Contrast r La Sel i Ma i er at et w n Figure 65 View of the MCPU Showing the LCD Contrast Potentiometer 9 7 Adjusting the 5 Volt DC Supply Adjust this potentiometer so that the voltage between the RE
37. ave these settings 20 Communications settings for that USB to DB9 adapter will be saved in the folder and will be used automatically every time you launch the Viewer software in that folder 21 Leave the first Viewer window open 22 Insert second USB to DB9 adapter into USB hub your computer should detect the connection and launch the hardware installation program 23 Insert USB to DB9 adapter INSTALL CD in CD drive it will launch automatically if autoplay in enabled on your computer 24 Follow installation instructions that come with USB to DB9 adapter I confirm that it is okay to click the Continue anyway box 25 Your computer may prompt to install the USB to DB9 adapter a second time do not cancel it is best to let the computer re install the software again 26 Open the second new folder and select the Viewer exe file in that folder 27 Double click to launch Viewer exe you might get a COM port error message window simply click OK and proceed 28 Go to Windows Device Manager gt Settings gt Control Panel gt System gt Hardware gt Device Manager to see what the additional port assignment on your computer IS 29 In the Device Manager click on Ports to expand heading so you can see what COM port number your computer gave to the second USB to DB9 adapter it will be displayed directly under the note for the first USB to DB9 adapter Page 93 Peak Performer 1 Users Manual 30 Note whic
38. cking Instructions Remove the Peak Performer 1 from the packing material or traveling case taking care to not scar the exterior surfaces of the analyzer Set the analyzer on a firm even surface and remove the protective plastic wrap Each analyzer ships with adequate supplies for installation Be certain to remove the installation accessories tubing power cord compression fittings etc from the packing materials Remove the sleeve containing the Certificate of Conformity and Installation CD from the analyzer top panel All shipping materials are reusable please recycle these materials appropriately General Considerations Analyzer size is 26 Lx 17 W x 7 H Maximum operating environment for the PP1 analyzer is 30 C Power consumption is 160 watts maximum Fuse size is 2 5 ampere 250 VAC 5 x 20 mm SLO BLO Free air flow for adequate ventilation to the rear of the unit is required Communication between the PP1 and your PC is via 9 pin straight through cable connection to COM 1 and COM 2 Analog outputs are available from the DIN screw terminal strip on the rear panel H2 venting H2 shut off valving and H2 supply safety equipment must be supplied by customer Do not use plastc polymer or copper tubes for gas handling and interconnections Use only stainless steel tubing Do not turn the unit on until the helium carrier gas is flowing through the detector Do not shut off or disconnect the discharge gas when the
39. cle yes PDHID checked circle yes Valve 1 Cycles Valve 2 Cycles Oper Hours Rotary y n Diaphragm y n Stream Select y n FID Flame Temperature checked circle yes checked circle yes checked box yes 8 Force the PeakHost program to obtain fresh analyzer peak database information under the PeakHost program main screen toolbar select Analysis Database the peak database window will pop up Under the Peak Analysis Database main screen toolbar select File then Receive From Analyzer to force an update of the information 9 Save the peak analysis database parameters by using the print function in the Peak Analysis Database window under the toolbar select File then Print If no printer is available manually write the following all four columns of the peak analysis database parameters Peak Name Peak Center RT Window Peak Height Left Width Right Width Convo Filter Response Factor Beer s Law Factor 10 Close the Peak Analysis Database window 11 Force the PeakHost program to obtain fresh Event program information under the PeakHost program main screen toolbar select Event the event editor window will pop up Under the Event Editor main screen toolbar select File then Receive From Analyzer to force retrieval of the P1 event program 12 Save the event program information by using the print function in the Event Editor window under the toolbar
40. d state This is the well known Hopfield emission The photon energy from the He continuum is in the range of 13 5 eV to 17 7 eV lonization is independent of carrier flow therefore detector response is the same regardless of carrier flow rate The PDHID is essentially non destructive 0 01 0 1 ionization occurs yet highly sensitive The response to organic compounds is linear over five orders of magnitude Page 72 Peak Performer 1 Users Manual with minimum detectable quantities MDQs in the low to sub picogram range The response to fixed gases is positive the standing current increases with MDQs in the low ppb range The PDHID response is universal except for neon which has an ionization potential of 21 56 eV Since this potential is close to the energy of metastable He 19 8 eV but greater than the photon energy from the He continuum neon exhibits a low ionization efficiency and low detector response HELIUM INLET DISCHARGE ZONE DISCHARGE ELECTRODE QUARTZ GROUND INSULATOR BIAS ELECTRODE COLLECTOR ELECTRODE BIAS ELECTRODE y 7 Po SAPPHIRE INSULATORS CAPILLARY COLUMN VENT COLUMN INLET Figure 58 PDHID Assembly Safety Notes and Information HIGH VOLTAGE Voltages presenting the risk of electric shock are present in several places in the equipment Avoid contact with hazardous live parts Do not probe into openings or attempt to defeat safety mechanisms HOT S
41. detector is hot even if the unit is turned off Turn off power switches and allow the detector to cool down naturally before disconnecting or shutting off the discharge gas 1 hour Do not cover the unit with materials or devices which would restrict air circulation Position the controller unit where the mains switch on the rear panel can be reached easily Page 9 Peak Performer 1 Users Manual Carrier Discharge Gas Considerations The performance of the detector is adversely affected by the presence of any impurities in the gas streams carrier discharge or dopant We recommend that a quality grade of helium 5 0 99 999 pure or better be used at all times Residual Argon content is the primary concern with lesser grade Helium gases residual Argon cannot be removed from cylinder Helium gas it must be removed prior to the cylinder filling process Major gas suppliers offer research grade helium 99 9999 pure which is particularly low in fixed Argon gas impurities and should give good results in a clean system but even the highest quality carrier gas may contain some water vapor and fixed gas impurities hence a helium purifier should be included as part of the detector system The discharge gas must always be run through the helium purifier Whenever a new batch of discharge gas is received we recommend performing a blank GC analysis of the gas in the PDHID mode to detect and identify the presence of any impurities
42. detector is ready for use If the current stays high use this method to check for leaks at the column detector connection internal and external plumbing 4 A portable helium detector eg Gow Mac model 21 070 can be used to check for gross leaks Page 75 Peak Performer 1 Users Manual 9 0 Analyzer and PDHID Maintenance and Service Procedures
43. e RUN screen as peaks are identified and quantified Press the PAGE key as needed to toggle to the CALIBRATION DATA BASE screen Place the at the first compound of interest and press the EDIT key use the up down left and right arrow keys to enter the span gas concentration in the CONC field Be certain to use the right arrow key to fully exit the CONC field or all updates will be lost With the before the compound name press the UPDATE key The analyzer will recalculate the appropriate response factor for the compound based upon the span gas concentration and analyzer area response using the following formula RESPONSE FACTOR AREA RESPONSE SPAN GAS CONCENTRATION Page 36 Peak Performer 1 Users Manual NOTE The LED on the analyzer s front panel will change from green to red to remind the user that the current calibration information is stored in volatile temporary memory only and will need to be saved to permanent memory at a later time Repeat the sequence for each of the compounds shown on the CALIBRATION DATA BASE screen Repeat analysis of the span gas sample and verify that the analyzer reports data values within normal calibration tolerances i e 5 4 4 Analysis Database Screen The Analysis Database screen stores critical information regarding peak identification and quantification parameters Analysis Averading Disable Figure 22 Analysis Database Screen 4 4 1 Analysis Databa
44. ed Detector Communication Error Temperature Zone Out of Range Temperature Zone Disabled Detector Zeroing Target Error Page 50 Peak Performer 1 Users Manual Vlamp Low Voltage Out of Range FID Flame Temperature Out of Range Event Program Load Error Stream Selector Program Error System Parameters Corrupted Parameter Change Update Needed 5 6 1 1 Viewer Line Details Window This window is displayed by double clicking on any time stamp on the Viewer window The screen provides detailed analytical information about the run selected Figure 37 shows the data on a Viewer Details window screen Viewer Details 2008 11 13 13 50 Pee Print Name co CH4 coz NMHC Peak Time sec 90 9 115 6 2132 425 8 fo 13 6 29 16 4 5 odode 1511028 4237 4041 Left Width sec F gg Yn mi Right Width sec 12 4 Measured Area 137910 Response Factor 2246 4740 Wicth Analysis Variable Variable Variable Variable au I Z pa Dn Cycle Lamp voltage 24 0 mw Beer s Lay Correction he System Alarm GR Analysis Index HEGGEN Figure 37 Viewer Detail screen showing raw analysis data The information on the screen is linked to run 13 50 displayed in figure 36 Page 51 Peak Performer 1 Users Manual 5 6 2 Start Menu on the Viewer Taskbar ii Viewer Ver 3 12 i JO x File Start Stop Chrom view Event Info Run Single Run Cycle Run Stream Run Figure
45. er 6 3 1 COM 2 Port Settings The RS 232 settings for COM 2 port are 9600 baud rate 8 bit data 1 stop bit and no parity Two modes of transmission are available AUTO or POLL e In AUTO mode the current PLC data string is transmitted at the end of analytical cycle Page 58 Peak Performer 1 Users Manual e In POLL mode the PP1 will transmit the latest PLC data string only when prompted by the host computer This mode is recommended for use in a RS 485 network Selecting the POLL mode on the MAIN SCREEN configures the PP1 to wait for a request before transmitting The master controller of the RS 485 network must first request data from the PP1 in order for receive the COM2 port output data The protocol to request data from the PP1 consists of 1 A start of transmission character 2 Followed by the unit serial number 3 An end of transmission character or STX character 02 hex SSS ETX character 03 hex The requesting command format follows lt STX gt SSS lt ETX gt where SSS serial number of unit is used as the RS 485 ID 6 3 2 COM 2 Port Output Format The COM 2 port output format consists of date and time stamp error alarm stream number and impurity data This data format is transmitted at the end of every run automatically using a general protocol envelope This envelope consists of a start of transmission character followed by data and end of transmission character The record start of trans
46. erature may be restored to the original factory setting 4 After normal operating temperature is achieved the front jumper tube may be reconnected between SAMPLE IN and SAMPLE OUT 5 After a 5 10 minute detector re equilibration period samples may be run Normal operating temperatures vary with specific application Consult the Final Test Data for special settings special reconditioning requirements etc for your application 3 3 Detector Conditioning CAUTION The maximum detector operating temperatures for the PDHID is 150 C The PDHID does not normally require conditioning treatment however it does require 8 to 12 hours at normal operating temperature to achieve optimum stable performance Normal detector operating temperature for the PDHID is 100 C although operating temperatures may vary with the specific application See Section 8 for details concerning the effects of operating parameters temperature and flow on PDHID detector performance 3 4 Energizing the PDHID 1 Verify that Carrier and Actuator supply pressures match those listed in the final test report 2 Press the PAGE command 4 times to reach the RUN SCREEN 3 Press the MANUAL command once 4 Press the POWER command once 5 Press the BIAS command once The screen will display BIAS to indicate that the bias voltage 140 VDC has been turned on Page 23 Peak Performer 1 Users Manual 3 5 Sample Analysis
47. ermanent memory at a later time Repeat the sequence for each of the compounds shown on the CALIBRATION DATA BASE screen Repeat analysis of the span gas sample and verify that the analyzer reports data values within normal calibration tolerances i e 5 3 7 Shutdown and Transport Power off analyzer Allow the temperature zones to cool below 35 C approximately 2 hours Allow carrier to flow during cool down time Shut off carrier after cool down time and plug the CARRIER IN SAMPLE IN and SAMPLE OUT ports on the rear of the analyzer to prevent atmospheric contamination Cap the ACTUATOR IN port Plug the BYPASS OUT port on the front panel Cap the detector vent line for O2 units Ensure that the front jumper tube is connected between SAMPLE IN and SAMPLE OUT 9 Package the analyzer in a hard cover carrying case or comparable shipping container If cardboard packaging is used Peak recommends double boxing of the analyzer using at least 2 of resilient packing material between the inner and outer box walls AR QN CON O Ol Page 25 Peak Performer 1 Users Manual 4 0 Peak Performer Operator Interface SET UP MAIN SCREEN PAGE KEY TREND amp ANALOG OUTPUT PURCHASED OPTION SCREEN kit CALIBRATION DATABASE SCREEN PAGE KEY ANALYSIS DATABASE SCREEN PAGE KEY EVENT PROGRAM EDITOR SCREEN PAGE KEY STREAM SELECTOR PROGRAM EDITOR PURCHA
48. g voltage as marked on the rear of the analyzer at the main power switch Attach a standard power cable to the rear of the instrument see Figure 1 and connect to an appropriately grounded outlet Power Cord PP1 Power Fntrv Figure 1 AC Power Connection Details For best sensitivity power to the analyzer should originate from an electrical circuit free of large inductive or other current loads Be sure to mount the analyzer in an area of adequate ventilation and make sure the cooling fan inlet is unobstructed CAUTION Do not use a wrench to tighten the SMC connectors on the bias and electrometer cables as this may damage the internal connections in the PDHID fingers Connections should be finger tight only 2 4 Rack Mount Specifications The PP1 is designed for mounting in a standard 19 instrument rack The analyzer occupies 4U 6 9 of panel height 26 in depth Rack retaining flanges provided with the Peak rack mount kit attach via the analyzer top cover to provide secure connection to the instrument rack rails Peak recommends use of high quality 26 full extension ball bearing slides for instrument mounting such as Jonathan QD375 26 or equivalent Page 11 Peak Performer 1 Users Manual REVISIONS l anaa 18 88 2 81 ae 1 25 TYP 3 63 0 25 o j 16 88 _ 5 A 0 63 a 18 25 o Fr E p aa
49. h COM port number is now assigned to the second USB to Serial RS232 Port adapter it s COM5 on most computers 31 Go back to the Viewer window 32 Under File on toolbar select Port Settings 33 Enter COM number assigned to second USB to DB9 adapter probably COM5 check that Baud Rate 38400 Data Bits 8 Stop Bits 1 34 Click OK box to save these settings 35 Communications settings for that USB to DB9 adapter will be saved in the folder and will be used automatically every time you launch the Viewer software in that folder 36 Viewer should automatically connect to the other analyzer At this point you should have two PeakHost windows open connected to the different analyzers If you run the analyzers the chromatographic data for each analyzer will be automatically stored in the folder that matches where the Viewer exe file is stored 9 11 PDHID Maintenance Troubleshooting Guide Detector will not zero Solution The Peak GC PDHID is a sensitive universal detector Any leak or contaminated carrier source will increase baseline noise and saturate the electrometer Check and tighten all fittings external and internal to the GC and purge system overnight with clean carrier and or condition columns contact factory www peaklaboratories com or local sales agent for specific settings Heaters on column and or detector will not energize Typical heat start up is 4 hours from cold start Sol
50. han 20 000 within 30 seconds Page 89 Peak Performer 1 Users Manual 5 Press the PAGE key and move to the ANALOG INTERFACE screen see Analog Interface Screen 6 Press the DOWN arrow to move the cursor in front of Recorder and press the MANSET key to set the value to 1 250 press the RANGE key to set the range to X1 The range key can be toggled to range of interest 7 Verify that the DC Voltmeter reading connected to ANALOG4 REC is 1 25 VDC 0 2 VDC 8 Leaving the Recorder MANSET value at 1 250 press the PAGE key to reach the main screen 9 Verify that the Vout reading is still 45000 20 000 10 Press the PAGE key to reach the chromatogram screen and verify that the analyzer is set to run a SINGLE chromatogram 11 Press the RUN key to start a SINGLE run If the analog output is functioning the DC voltmeter connected to ANALOG4 REC should read less than 0 5 VDC within a second or two of pressing the RUN command and the DC output will then track the Vout reading 9 9 2 Checking the Channel 1 2 3 or 4 Analog Output s The analog output channels are mapped to each impurity in the calibration channel For example CH4 CO2 and NMHC would be channel 1 2 and 3 respectively on the PDHID H2 and CO would be channel 1 and 2 respectively 1 Securely connect a DC milliivoltmeter to the rear panel with the positive lead connected to ANALOG4 REC and the negative lead to COMMON GND see Rear Panel View
51. he screen down minimum Voff 0 without changing the scale Toggles the attenuation vertical scaling max Attn 11 up Toggles the attenuation vertical scaling min Attn 1 down Toggles the window view horizontal scaling in seconds Exits from the Display sub screen to the Run screen Peak Performer 1 Users Manual 5 0 Viewer Software The Viewer software has two main capabilities Primary functions concern acquisition and archiving of compound concentration and acquisition and collection of the chromatogram data The software also provides the ability to display and print the data from any remote computer platform Viewer software is written specifically for the Peak Laboratories Peak Performer 1 PP1 gas analyzer covering communications port protocols and data formats and is not intended for use with other manufacturer s analyzers 5 1 System Requirements 1 2 GHz 20 GB 256 Mb RAM 1 USB port Windows XP or Windows Vista USB to DB9 RS232 Adapter SIIG US2308 JU CB1S12 or equivalent DB9 Extension cable DB9M to DBOF wired straight through 10 feet Optional USB 4 port self powered Hub Inland 08302 or equivalent 5 2 Installing the Viewer Software 1 Place Viewer software CD ROM disk into CD ROM drive 2 If Autorun is enabled follow the installation screen prompts 3 If the CD ROM does not automatically launch select SETUP from CD ROM disk 4 The installation software will auto insta
52. ing within the analyzer Page 69 Peak Performer 1 Users Manual Name Conc Area R Time R Factor A Type H2 420 3 1341021 46 8 3191 V CO 347 5 4616126 106 8 13283 V 16 5 Uni 1S 81 MS13X P K Column Temperature 105 C Carrier Flow 20 5 mi min N2 orrser ATTEN 123 SPAN nn Rane Pan 4 gt 1 b Peak Time L Ottset ttt Pask Haight Pen A H Peak Cons Resp Fo amp Voiige 41m t aysa Type 7 Figure 55 Standard chromatogram The normal PP1 chromatogram Figure 54 is affected by changes in column temperature as illustrated in comparison with the chromatogram of Figure 55 In the circumstance of column temperature change an increase of 30C has shifted the late eluting peak carbon monoxide forward Early eluting peaks such as hydrogen are not significantly affected by changes in column temperature as interaction with column packing is minimal Page 70 Peak Performer 1 Users Manual Name Conc Area R Time R Factor A Type HZ 413 5 1319343 49 2 3191 V CO 343 2 4558519 90 2 13283 V 16 5 Uni 15 81 MS13X PEAK Column Temperature 135 C Carrier Flow 20 5 ml min N2 OFFSET ATTEN 178 SPAN ET Ei HU WU UL mun Figure 56 Effect of 307C Increase in Column Temperature Column flow rate changes can directly affect peak retention times as peaks are pushed down the column faster or slower Comparison of Figure 56 with Figure 54 shows the decreased peak re
53. ir the instrument except under directed to do so by factory trained service technicians Permanent damage and voiding of the warranty may result of improper operation The FID utilizes low flows of pure hydrogen and clean air to generate a small continuously burning flame within the FID Tower Use standard gas handling practices for combustible gases when working with the FID equipped PP 1 Page 2 Peak Performer 1 Users Manual H2 venting H2 shut off valving and H2 supply safety equipment must be supplied by customer Glossary and Terms PDHID HSD Molecular Sieve Unibeads Purity Span Gas Response Factor Name PkCen LW RW PkWin PkHgt Fit Page 3 Pulsed Discharge Helium lonization Detector HayeSep D column packing material Zeolite column packing material Silica column packing material Amount of undesired elements in a gas supply Gas supply with known certified amounts of specific compounds Proportionality factor between area count units and concentration units Peak identification tag Expected peak retention time in seconds Typical time span measured from the start of the peak s baseline rise to the peak apex PkCen in seconds Typical time span measured from the peak s apex PkCen to the end of the peak s baseline decline in seconds Total tolerance window in seconds for assignment of a Name to a quantified chromatographic peak The tolerance window is cente
54. les HEA Cancel Places Open as read only y Figure 62 Selecting the Analyzer Software file 18 Mouse click select the latest HEX file e g MCPU 3 21 HEX then mouse click on the Open tab on the right side of the window Uploading will begin immediately do not interrupt or cut power to the host computer or analyzer as all operating parameters could become corrupt if this operation is not completed 19 When software updating is complete the Programming Complete message will appear in the lower left corner window of the PeakHost main screen and the analyzer will perform a full re boot 20 Power down analyzer but leave the PeakHost wondow open on the computer Verification of Successful MCPU Software Upload 21 Power up analyzer chassis Do not re energize the heaters at this time 22 Force the PeakHost program to obtain fresh analyzer information under the PeakHost program main screen toolbar select File then Receive From Analyzer 23 Verify the correctness of the temperature control parameters compared to the original values If errors are noted overwrite each Setpoint Pvalue Value and Limit parameter including any zero values recorded for all Zones 24 Force an analyzer update of the temperature control parameters by mouse clicking on the large SEND box directly below the Limit label The analyzer may display a red light after this action Page 81 Peak Perfor
55. ling Interface Analog Output Valve1 Valve2 Rotary R Diaphragm 4 R Stream Selet Pilot Valve Interface Pwi PVa PW5 Stream Pv Pw4f ss 1 w Analog Output FID Flame Interface 120 Flame Switch Flame Set Ft Figure 60 Peak Host Main Window Normal Peak Performer Xx ER File Event chrom View Analysis DB Viewer Touch Screen Upload Heater Interface Detector Control Zone1 Zone Zone3 Ain D A Value 105 1 99 9 0 0 32268 1305 105 100 0 105 100 O setpoint 4 a 0 pva BEE reo 2000 mum 33 49 0 Pressure Transducer Camer Pressure 0471 System Info Analyzer gt erial 312 MCPU Version 321 Detector Version 140 100 Set D A Bias On Valve 1 Cycles 2017 Valve 2 Cycles 206 Oper Hours 3581 Gas Sampling Interface Analog Output Vake 1 Valve 2 Rotary 2 Diaphragm te N x Stream Selet m Pilot Valve Interface Pwi PV3 PVs Stream Pw PV4 ss 1 m Analog Output FID Flame Interface 7 120 Flame Switch Flame Set Ft Figure 61 Peak Host Main Window with Upload Command Visible Page 80 Peak Performer 1 Users Manual 17 Double click the Upload button The standard Windows Open window will pop Up Open i Look jn G Peak Host MCPU F EE Fe My Recent Documents Desktop My Documents vr My Computer o Ne Piles of type Hex Fi
56. ll the Viewer in a folder under the PC s main drive as the default The user has options from the installation process to create a new folder and install in a new location 5 3 Starting the Viewer Software 1 Double click the Viewer icon on the Desktop or 1 Select START button on the bottom Taskbar 2 Select PROGRAMS select VIEWER and double click to launch move to Viewer 5 4 Communication Settings Window The Communication Settings window is shown in figure 21 This screen displays the serial communication settings used by the PC to communicate to the PP1 Page 46 Peak Performer 1 Users Manual The baud rate data bits and stop bits settings should match all of the settings in figure 16 baud rate 38400 data bit 8 stop bit 1 The COM port number must match the COM port designated by the PC s terminal The COM Port number is determined by which COM port the serial cable is plugged into on the PG not the PP1 Clicking the OK button will configure the COM port to the correct options and save the settings in a file on the computer Com Port 1 k EE Cancel Baud Rate 9600 19200 35400 Data Bits Stop Bits 7 eS f 1 2 Figure 31 Viewer Software Communications Setting screen 5 5 COM1 COM2 Port and Cable Wiring The cable connected from the PC to the PP1 should be a straight through wired 9 pin M F cable attached to the PC s COM port and the PP1 s
57. mer 1 Users Manual 25 If the analyzer displays a red light on the front panel the parameters must be accepted and saved on board the analyzer before proceeding any further a Press PAGE touchpad until the SETUP SCREEN appears this screen has SN and temperature zone controls b Press the DOWN arrow until you reach the Parameter Change Update Needed line c Press the ACCEPT touchpad button then the SAVE touchpad button to permanently save the temperature parameters in analyzer memory 26 Force the PeakHost program to obtain fresh analyzer information under the PeakHost program main screen toolbar select File then Receive From Analyzer 27 Verify the correctness of the temperature control parameters again Verify Install the Peak Analysis Database 28 Force the PeakHost program to obtain fresh analyzer information under the PeakHost program main screen toolbar select Analysis DB then under File select Receive From Analyzer 29 Verify the correctness of the peak analysis parameters compared to the original values If errors are noted overwrite each parameter including any zero values recorded for all fields Be sure to include all the zero values in the entire database table Note while you cannot enter a blank value e g spacebar for the unused peak names it is best to enter a number 3 or 4 so there is some value stored in memory It will not be displayed on the analy
58. mission indicator is STX character 02 hex and the record end of transmission indicator is ETX character 03 hex The fields within each record are defined as follows lt STX gt YYYY MM DD HH MM SS E X N1 AREA1 CONC1 N2 AREA2 CONC2 N3 AREA3 CONC3 N4 AREA4 CONC4 lt ETX gt YYYY MM DD Date 2003 03 23 HH MM SS Time 12 23 44 12 hours 23 minutes 44 seconds E General Error Alarm 0 No error 1 Error X Stream Number N1 Name of impurity 1from Calibration Database AREA1 Area of impurity 1 CONC1 Concentration of impurity 1 in 0 1 ppb Page 59 Peak Performer 1 Users Manual N2 Name of impurity 2 from Calibration Database AREA2 Area of impurity 2 CONC2 Concentration of impurity 2 in 0 1 ppb N3 Name of impurity 3 from Calibration Database AREA3 Area of impurity 3 CONC3 Concentration of impurity 3 in 0 1 ppb N4 Name of impurity 4 from Calibration Database AREA4 Area of impurity 4 CONC4 Concentration of impurity 4 in 0 1 ppb IMPORTANT NOTE The least significant decimal of the concentration resolution represents 0 1 ppb I E a CONC1 reading of 1 represents a 0 1 ppb concentration level 6 4 Trend Analog Output Format Three independent impurity trend outputs are provided via 0 1 25 VDC screw terminals Each impurity can be scaled from the front screen to match desired range The ranges are as follows Q gt 125 ppb Q gt 1250 ppb Q gt 5500 ppb Q g
59. n Screen Display Screen Button Functions Viewer Software System Requirements Installing the Viewer Software Starting the Viewer Software Communications Settings Window COM1 COM2 Port and Cable Wiring Viewer Software Window File Menu on the Viewer Taskbar Viewer Line Details Window Start Menu on the Viewer Taskbar Stop Command on the Viewer Taskbar Chrom View Window and Chromatogram Viewer Window Chromatogram Files File Menu on the Chrom Viewer Taskbar Viewer Menu on the Chrom Viewer Taskbar Communication Port Protocols and Data Formats COM1 COM2 Port and Cable Wiring Port 1 Protocol COM 1 Port Settings Viewer Output Format Format of columns in CSV file Detector Output Format External Start Command String Detector Signal Data String EZChrom Elite Output Protocol Port 2 Protocol PLC COM 2 Port Settings COM 2 Port Output Format Trend Analog Output Format Setting up a RS485 Network RS232 to RS485 Converters PP1 Port 2 Protocol Peak Performer 1 Users Manual 7 0 Chromatographic Principles 62 7 1 Sample Injection 62 1 2 Carrier Gas Purification 62 73 Component Separation 63 7 4 Venting and Flow Balancing 66 1 5 Effects of Temperature and Flow on Analytical Columns 69 8 0 Pulse Discharge Helium lonization Detector PDHID 72 8 1 Helium lonization Detector Principles 12 8 2 Temperature Effects Within the PDHID Tower 14 8 3 Detector Flow Rate Effects 74 8 4 Troubleshooting High Background Current
60. of normal use and therefore require frequent manual exchange and regeneration to maintain acceptable H2 gas quality 2 5 2 2 H2 Gas Cylinders Cylinder sources suitable for use as regeneration H2 include UHP and Zero Quality grades Page 18 Peak Performer 1 Users Manual i Nominal UHP Grade lt 10 ppb THC Hydrogen lt 10 ppm H2O 25 psig 2 5 3 Actuator Gas Supply In addition to feeding the actuator the helium from the actuator supply is internally used to purge the internal system NO additional helium purge specific connections need to be considered It is NOT necessary to use purified helium as actuator gas The actuator supply is attached at the rear panel of the instrument Attach the Helium gas actuator supply to ACTUATOR IN port on the rear panel Preset the source to 60 80 psig Nominal lt 10 ppm 2 5 4 Sample Gas Supply Sample lines are normally attached to the rear panel of the instrument Attach sample or span gas lines to the SAMPLE IN port on the rear panel The SAMPLE OUT port must be unrestricted Sample gas must be supplied to the analyzer at low pressure 0 3 to 1 0 psig and moderate flow 30 to 120 ml min The analyzer does not have any sample gas pressure flow regulation eguipment Please contact the factory for sample handling instructions if these input conditions are not available SAMPLE GAS SUPPLY TO PP1 sh ILN AL 1
61. ogram 7 Insert USB to DB9 adapter INSTALL CD in CD drive it will launch automatically if autoplay in enabled on your computer 8 Follow installation instructions that come with USB to DB9 adapter I confirm that it is okay to click the Continue anyway box 9 Your computer may prompt to install the USB to DB9 adapter a second time do not cancel it is best to let the computer re install the software again 10 Create a new Desktop folder for each analyzer that you will connect with a USB to DB9 adapter Be sure to give the folders a name that relates to the analyzer that you will connect to that adapter 11 Copy the Viewer exe files into each new folder Open one of the new folders and select the Viewer exe file 12 Double click to launch a Viewer window 13 Go to Windows Device Manager Settings gt Control Panel gt System gt Hardware gt Device Manager to see what the port assignments on your computer are 14 In the Device Manager click on Ports to expand heading so you can see what COM port number your computer gave to the USB to DB9 adapter 15 Note which COM port number is now assigned to the new USB to Serial RS232 Port adapter it s COM4 on most computers 16 Go back to the Viewer window 17 Under File on toolbar select Port Settings 18 Enter COM number assigned to first USB to DB9 adapter probably COM4 check that Baud Rate 38400 Data Bits 8 Stop Bits 1 19 Click OK box to s
62. on for most analyzers The selection and timing of sample streams can be pre programmed on this screen NOTE This screen will only appear when the STREAM method of analysis is selected on the RUN screen Page 40 Peak Performer 1 Users Manual Mss 598 Stream Selector Program Editor Figure 25 Stream Selector Sequence Screen 4 6 1 Stream Selector Commands The selection of sample streams and appropriate Event Program can be run in a pre programmed seguence Stream Establishes which sample stream to be utilized for analysis Event Prog Establishes which Event Program to be utilized for the sample stream Cycles Establishes the number of repeat analysis 4 6 2 Stream Selector Program Editor Screen Button Function Moves the cursor upwards Moves the cursor downwards Edit Allows the user to chose event program and of repetitions Page Advances the user to the next screen 4 7 Run Chromatogram Screen The Run Chromatogram screen is provides the real time display and data processing of sample analysis The screen displays the running chromatogram peak markers and concentration data The information displayed on this screen is useful for evaluating instrument health event program validity and analytical stability Page 41 Peak Performer 1 Users Manual Manual ls Sindle Pade Figure 26 Run Chromatogram screen in the Idle state and the mode displayed upon initial power up
63. onnectors are aligned see Figure 70 Page 87 Peak Performer 1 Users Manual Figure 70 Correct Alignment and Cable Transfer from Old to New DC Power Supply Transfer the two cable assemblies from the old power supply to the new supply Install the new DC Power Supply by reversing the disassembly sequence After installation and power up it may be necessary to re adjust the contrast on the front panel display it may be too light or too dark r Pv R i HE MU ae y SM UN 2 kua 4 rs L ve rh ep S4 bis ec z aH re 38 Figure 71 Adjustment Potentiometer for Display Contrast Page 88 Peak Performer 1 Users Manual 9 9 PP1 Analog Module Check Set Up Instructions COM I d PEARES den 2 SPANIN o ANALOG 1 ANALOG 2 ANALOGI ANALOG 4 REC COMMON CNT ZERO START HFLAME SW FLAME SW TT Figure 72 Rear Panel View Analog Interface Screen 9 9 1 Checking the Analog 4 REC Output 1 Securely connect a DC milliivoltmeter to the rear panel with the positive lead connected to ANALOG4 REC and the negative lead to COMMON GND see Rear Panel View 2 Press PAGE key to see the main screen with Date amp Time Heaters etc 3 Press the DOWN arrow to move the cursor into the middle 1 3 of the screen and press the ZERO key and wait 10 seconds The Vout number should settle 44 000 4 Verify that the Vout reading is stable does not move more t
64. prior to connecting the cylinder as carrier gas supply Installing and Purging of Gas Regulators 1 Make sure the on off valve on the helium cylinder is completely closed Screw the CGA fitting nut of the regulator into the helium cylinder Go beyond finger tight but do not tighten the nut all the way some leakage is required for the purging operation Turn the output pressure regulating knob completely counterclockwise Open the cylinder on off valve slightly and quickly close it again Adjust the tightness of the regulator connecting nut to allow a pressure reduction of 690 kPa sec 100 psi sec With a new bottle the gauge should start out at about 14 MPa 2000 psi 5 When the pressure drops into the 1 4 3 4 MPa 200 500 psi range open the cylinder on off valve slightly and quickly close it again 6 Repeat Step 5 eight or ten times to be certain that all the air is purged On the final purge tighten the regulator connecting nut very securely as the pressure approaches the 2 1 3 4 MPa 300 500 psi range 7 Open the cylinder valve to pressurize the regulator once again Close the valve and observe the needle of the high pressure gauge for 15 minutes If it doesn t move there is no critical leak on the high pressure side of the regulator sa a CAUTION Never use leak detecting fluids on any part of this system Page 10 Peak Performer 1 Users Manual 2 3 Electrical Connections Verify the correct operatin
65. ration Component separation is normally performed by isothermal packed analytical columns Column materials vary by application and are noted in the Test report documentation Contact Peak Laboratories for additional details specific to your application In general applications samples are introduced into the instrument through the SAMPLE IN connection controlled portion of the sample gas is injected via the pneumatically actuated gas sampling valve into the carrier flow path The injected sample passes onto the head of the analytical column s inside the isothermal column oven and moves through the analytical column where the separation of the components begins The analytes of interest continue on to the detector for quantification Typically samples are introduced into the instrument via pneumatically actuated gas sampling valves The sample gas injected into the carrier flow path and passes through the gas sampling valve onto column s wrapped around a heated mandrel inside the column oven see figure 44 Page 63 Peak Performer 1 Users Manual CARRER IN fn FEAR PAHEL FPR1 ALDE IN HESR PANEL TPLA EAL VALVE 1 SAMPLE OUT REAR PANEL SAMPLE N i FRONT PANEL SAMPLE OUT EN FRONT PANEL i Figure 44 Typical PDHID plumbing diagram Immediately after injection the entire contents of the sample loop are moved to the head of the column s and component separation begins ae Figure
66. red upon the PkCen value Variable for establishing the cross over point in peak detection modes Chromatographic peaks higher than this parameter will be quantified using the Variable mode heights peaks with height less than or equal to PkHgt will be quantified using the ForceB mode Convolution filter value expressing the overall peak shape Fit 2 is recommended for sharp narrow peaks such as H2 and Fit 8 is recommended for broad peaks such as CO Peak Performer 1 Users Manual Table of Contents 1 0 Introduction T 2 0 Installation Considerations 9 2 1 Unpacking Instructions 9 2 2 General Considerations 9 2 Electrical Connections 11 2 4 Rack Mount Specifications 11 255 Gas Supplies and Connections 13 2 5 1 Carrier Gas Supply 15 2 5 1 1 Carrier Gas Purity 15 2 9 1 2 Carrier Gas Purity Requirements 16 25 13 Carrier Gas Connection 17 252 Regeneration Hydrogen H2 Gas Supply 17 2 5 2 1 H2 Gas Generators 18 2 5 2 2 H2 Gas Cylinders 18 2 5 3 Actuator Gas Supply 19 2 5 4 Sample Gas Supply 19 2 5 4 1 Second Sample Gas Supply 20 255 Span Gas Supply 20 3 0 Standard Start up Procedure 21 3 1 Quick Start Sequence 21 3 2 Column Conditioning 22 33 Detector Conditioning 23 3 4 Energizing The PDHID 23 3 5 Sample Analysis 24 3 6 Calibration 24 3 6 1 Establishing New Instrument Response Factors 24 3 7 Shutdown and Transport 25 4 0 Peak Performer Operator Interface 26 4 1 Set up Screen 26 4 1 1 Set up Screen Upper
67. rrier gas main line feeding other ports on the valve Ultra high purity flow control components can be bulky and expensive To diminish installed cost of flow control components Peak has chosen a different method based upon flow restrictors to create a flow divider A typical flow divider is shown in Figure 50 Page 66 Peak Performer 1 Users Manual CARRIER GAS MAIN LINE FLOW ADJUSTMENT NEEDLE VALVE MAIN FLOW LIMITER 110 sccm 60 PSIG EXCESS FLOW VENT TO DETECTOR DETECTOR BALANCE RESTRICTOR Figure 50 Flow Divider Schematic The gas flow path to the detector is extremely clean and free of moving parts The gas passing from the main flow limiting restrictor can be split to follow both gas paths Studying the schematic it can be seen that the detector flow can be adjusted by changing the amount of gas that is allowed to exit via the excess flow vent as more gas exits the excess flow vent less gas is available to flow towards the detector The controlling needle valves for detector flow rate and column venting are co mounted in the chassis for convenience see Figure 61 The detector flow control needle valve is color coded red Differences in DETECTOR flow during normal and venting valve positions can be expressed as shifts in detector baseline Careful adjustment of the detector flow control needle valve will enable the operator to minimize baseline drift and create a smooth chromatogram OFFSET 1000 ATT
68. rror Message All error messages except PARAMETER UPDATE can be cleared at any time by pressing the ACCEPT button However if the error condition continues to exist the error message may re appear Accept Allows the user to acknowledge and clear error messages P Moves the cursor upwards Moves the cursor downwards Page Advances the user to the next screen 4 1 4 2 1 Set up Screen Lower Section Button Functions The PARAMETER CHANGE UPDATE NEEDED error message can only be cleared when the analyzer is not performing an analysis i e is in IDLE mode The parameter update action forces a complete re write of permanent memory and is irreversible Page 31 Peak Performer 1 Users Manual Peak Labs recommends reviewing all parameter screens before performing a parameter update Once in Idle mode the Main Set up screen appears as Figure 13 Jie Jer Gute l POD Tower Column POD Wout Parameter Chande Update Needed Figure 16 Parameter Change Error Message Accept Allows the user to initiate permanent updates to non volatile memory i Moves the cursor upwards RE Moves the cursor downwards Page Advances the user to the next screen Pressing the ACCEPT button alters the screen appearance POD Tower Colum POD Wout Paraneter Chanue Update Needed gt Page 32 Peak Performer 1 Users Manual Figure 17 Parameter Change Prompt Save Allows the
69. s tube length 4 Measure to length cut and install VICI fittings 5 Blow the tube out with compressed air to remove any particles 9 4 UPDATING THE ANALYZER SOFTWARE WITH PEAK HOST Procedure 1 Power down analyzer chassis 2 Connect DB9 serial cable and host computer to COM1 port on the rear of the PP1 analyzer 3 Power up analyzer chassis Do not re energize the heaters at this time 4 Open the PeakHost exe program on the host computer 5 Adjust the PeakHost serial communications settings as required to establish communications with the PP1 analyzer Normal settings are COM3 38400 8 1 The PeakHost program will automatically start acquiring information from the analyzer 6 Force the PeakHost program to obtain fresh analyzer information under the PeakHost program main screen toolbar select File then Receive From Analyzer 7 Save the analyzer operating parameters by using the print function in PeakHost under the PeakHost program main screen toolbar select File then Print If not printer is available manually write the following parameter values Zone 1 Set Point Zone 1 P Value Zone 1 I Value Zone 1 I Limit Zone 2 Set Point Zone 2 P Value Zone 2 Value Page 78 Peak Performer 1 Users Manual Zone 2 Limit Zone 3 Set Point Zone 3 P Value Zone 3 I Value Zone 3 I Limit Analyzer Serial MCPU Version Detector Version RCP y n checked circle yes FID y n checked cir
70. se Parameters Name The peak identification tag expressed as 5 alphanumeric characters A Z 0 9 PkCen The normally expected peak retention time in seconds used for assigning the appropriate Name LW The typical time span measured from the start of the peak s baseline rise to the peak apex PkCen in seconds Minimum value is 3 maximum is 35 RW The typical time span measured from the peak s apex PkCen to the end of the peak s baseline decline in seconds Minimum value is 3 maximum is 35 Page 37 Peak Performer 1 Users Manual PkWin Total tolerance window in seconds for assignment of a Name to a quantified chromatographic peak The tolerance window is centered upon the PkCen value PkHgt A variable for establishing the cross over point in peak detection modes Chromatographic peaks higher than this parameter will be quantified using the Variable mode heights peaks with height less than or equal to PkHgt will be quantified using the ForceB mode Fit The convolution filter value expressing the overall peak shape FIt 2 is recommended for sharp narrow peaks such as H2 and FIt 8 is recommended for broad peaks such as CO As a general rule LW and RW values do not change significantly with peak concentration so calibration peak size is not critical in determining proper LW and RW values H2 Peak Left and Right Widths as a Function of Concentration A
71. setpoint temperatures Page Advances the user to the next screen Page 29 Peak Performer 1 Users Manual 4 1 4 Set up Screen Lower Section The lower portion of the Setup screen is reserved for error messages and non volatile memory updates 4 1 4 1 Error Messages on the Set up Screen Lower Section All error conditions are enunciated by a RED color on front panel LED and a shift in the ERROR FLAG parameter transmitted through the COM1 and COM2 output ports see Section 6 1 for additional details 93 24 Uo Figure 14 Set up Screen Displaying an Error Message There are ten individual error conditions that can cause the status LED on the front panel to glow red Detector Communication Error Temperature Zone Out of Range Temperature Zone Disabled Detector Zeroing Target Error Page 30 Peak Performer 1 Users Manual Vlamp Low Voltage Out of Range FID Flame Temperature Out of Range Event Program Load Error Stream Selector Program Error System Parameters Corrupted Parameter Change Update Needed 4 1 4 2 Clearing Error Messages on the Set up Screen Lower Section 1 1 i i i L 4 SE llate Times 2aB3 NOD 17 89 58 53 Port 1 Protocol Wiewer For t T Pr ii Lo i Ji a ke to TEE Y EEE GEER GE GbE GE ee eee eee ee EEE EEE EEE i In i i i ce Methanizer Column FID Flame TRI pe OT Mon Figure 15 Typical FID Flame Out E
72. t Figure 9 PDHID Detector 3 Pressurize the carrier gas supply line to 60 psig 4 Pressurize the Actuator gas supply to 60 psig 5 Verify that sample is flowing freely through loop exit flow from the rear SAMPLE OUT port should be 20 to 120 cc min Page 21 Peak Performer 1 Users Manual 6 Verify BYPASS OUT flow gt 20 cc minute 7 Verify the analyzer is connected to the correct line voltage supply 8 Energize the main power switch located to the right of the power cable see Figure 1 9 After energizing the instrument will display the RUN screen in the IDLE state 10 Press the PAGE command once 11 Press command three times to position the cursor in the middle 1 3 of the screen 12 Press the HEAT command once to activate heater zones 13 Press the PAGE command 4 times to reach the RUN SCREEN 14 Press the MANUAL command once 15 Press the POWER ON command once 16 Press the BIAS command once to toggle the negative accelerating voltage within the PDHID to BIAS ON 17 Press the ESC command once 18 Press the PAGE command once 19 Allow the 8 16 hours for the analyzer to thoroughly stabilize the heated zones After temperature stabilization 20 If automatic sample cycles are desired press the SINGLE command once to change the setting to CYCLE 21 To initiate sampling press the RUN command once The P1 event
73. t 12500 ppb Q gt 125000 ppb e g 0 1000 ppb 0 1 VDC scale At the end of each run the analog signal is updated and holds until the next run is completed As an accessory Peak can provide standard commercial VDC gt gt mA converters as needed Page 60 Peak Performer 1 Users Manual 6 5 Setting up a RS485 Network The following information is provided to enable the users to install the Peak Performer 1 into a RS 485 network This system diagram consists of the PP1 RS 232 to RS 485 converter and master host controller Lu CH roe Master Controller PP4 COM2 RS232 to RS485 Converter PP1 COM2 RS232 to RS485 Converter Figure 43 System configuration diagram with basic connections 6 5 1 RS232 to RS485 Converters There are numerous manufacturers of RS232 to RS485 converters and the selection of the converter must be determined by the system engineer designer to meet unigue reguirements 6 5 2 PP1 Port 2 Protocol Please refer to Section 6 3 1 and 6 3 2 for information on the PP1 COM 2 Port Protocols Page 61 Peak Performer 1 Users Manual 7 0 Chromatographic Principles As an analytical system the PP1 PDHID performs four primary functions Sample injection Component separation Component analysis Integrated microprocessor system control with operator and data interface 7 1 Sample Injection A standard air actuated VICI injection valve is used to inject samples Standard
74. ted by the quality number located to the right of the Vout signal on the Systems Setting screen A value of 50 255 indicates a high background current A value of 7 12 is typical If the quality number does not drop below 200 after a 12 hour bakeout on clean gas there is either a leak in the system or the column effluent is not clean To see if the high background current is due to the column 1 Manually zero the detector 2 Completely disconnect the column from the column inlet tube leaving the inlet open 3 Watch the detector Vout signal It should read zero 0 If the current remains high then either the system has a leak in the discharge gas supply line or the discharge gas has impurities in it If the current decreases dramatically then either the carrier gas supply has leaks and or contaminants or the column is the source of contamination and needs a bakeout conditioning 8 5 Checking for Leaks in the Discharge Gas Plumbing 1 Disconnect the column from the detector inlet and cap plug the detector inlet 2 Verify all connections are tight from the carrier source up to the detector including valve connections If the current remains the same proceed to the next fitting If the current decreases there is a leak at that connection Tighten the fitting and test it again repeating as necessary until there is no change in the standing current 3 Reconnect the column When the standing current reaches an acceptable level the
75. tention times OE EE DR ED NN Run Name Conc Area R Time R Factor A Type HZ 136 6 436425 32 4 3191 W CO 201 5 2675877 71 13283 W 16 5 Uni 15 81 M513X PEK Column Temperature 105 C Carrier Flow 41 2 ml min N2 He 4 Figure 57 Effect of 2X Increase in Column Flow Rate Page 71 Peak Performer 1 Users Manual 8 0 Pulsed Discharge Helium lonization Detector PDHID CAUTION Do not begin detector heating without carrier gas flow Damage to the detector may result CAUTION The maximum Column temperature is 200 C CAUTION The normal PDHID operating temperatures is 100 C Maximum temperature is 150 C Detector Type Valco Inc D 2 I PDHID yP mode Temperature range 40 C gt 100 C Temperature accuracy 8 1 Helium lonization Detector Principles The pulsed discharge detector is a non radioactive universal detector configured to function as a helium ionization detector HID As the name implies a stable low power pulsed DC discharge in helium is utilized as the ionization source Effluent from the column flowing counter to the flow of helium from the discharge zone are ionized by photons from the helium discharge above Resulting electrons are focused toward the collector electrode by the two bias electrodes The principal mode of ionization is photoionization by radiation arising from the transition of diatomic helium He2 A1 to the dissociative 2He 1S1 groun
76. top analyzer and return valves to Ioad CCW position Turn helium plasma to Poweroff and Bias off Edit column Set point from 50 gt gt 150 C Disconnect Oxy trap outlet from Det ector In Cap Det in fitting Connect Oxy trap outlet to 20 sccm ml min H2 supply Disconnect V2 out from Oxy trap Inlet Let V2 fitting continue to vent Connect H2 vent to Oxy trap In union Let purge for 8 hours or overnight Turn Set point on the column back to 50 C from 150 C Disconnect H2 supply and shut off Disconnect H2 vent from Oxy trap In union Connect V2 out to Oxy trap Inlet Allow to purge for 2 hours or when column temperature is back to 50 C whichever is longer Uncap Det ector Inlet Connect Oxy trap outlet to Det ector Inlet Turn helium plasma PowerOn and Bias on Start normal run cycle but allow baseline to stabilize until all H2 has been purged 2 4 hours Page 95
77. unctions of the operating systems include detector and temperature control data collection and analysis and operator data interface Sampling hardware 4 6 and 10 port VICI valves Covered Helium Purged Isothermal Mandrel Heating Capacity Single or Multiple 1 8 Packed Columns or 0 53 mm Capillary Columns Temperature range 50 C gt 295 C Page 7 Peak Performer 1 Users Manual 160 watts maximum Pulse Discharge lonization Detector PDHID The Peak Performer PDHID uses Peak Laboratories standard process interface GC platform and electronics integrated with Valco Instruments www vici com D 2 detector and pulse module in PDHID mode The GC is optimized to measure ppb levels of argon and or nitrogen impurities in a variety of UHP ultra high purity matrix gases The PDHID is a universal detector and the utmost care must be used to integrate the system free from leaks Final product performance will depend on the quality of components used to delivery both sample and support gases We always recommend best install practices and high purity components to maximize product performance The table below illustrates some typical compounds and detection capabilities of the PDHID Detection limits vary with matrix gas and impurities specified Detected Compound Typical Detection Limit 1 10 ppb 1 10 ppb Page 8 Peak Performer 1 Users Manual 2 0 2 1 2 2 Installation Considerations Unpa
78. unds unless the carrier gas is purified The performance of the detector is adversely affected by the presence of any impurities in the gas streams carrier discharge or dopant Peak Labs recommends that a quality grade of helium 6 0 99 9999 pure or better be used at all times Major gas suppliers offer research grade helium 99 9999 pure which is particularly low in fixed gas impurities and should give good results in a clean system but even the highest quality carrier gas may contain some water vapor and fixed gas impurities hence a helium purifier should be included as part of the detector system Whenever a new batch of discharge gas Is received Peak Labs recommends performing a blank GC analysis of the new cylinder gas to detect and identify the presence of any impurities Peak recommends use of the best quality heated metal getter purifier available for carrier gas purification This style of purifier typically has a hot catalyst element ahead of the heated getter material for complete removal of methane hydrocarbon CH a common contaminant in commercial nitrogen sources Hydrogen Carbon Monoxide Carbon Dioxide Hydrocarbons and Moisture carrier gas impurities are reduced to less than 10 ppt by this type of purifier Typical Heated Metallic Getter Purifier Specifications Heated Reactive Metal Getter Maximum Flowrate gt 300 cc min lt 5 L min Argon Concentration outlet lt 10 ppb THC Concentration outlet lt 10 ppt
79. user to change concentration data or response factor Page Advances the user to the next screen 4 3 2 Calibration The Peak Performer 1 chromatograph determines concentration peak area to quantify the amount of contaminants in the sample gas The direct instrument response in units of uV sec is reported simultaneously as an overlay on the RUN CHROMATOGRAM SCREEN and in the AREA column on the CALIBRATION DATABASE SCREEN As the concentration peak area is determined the analyzer applies the pre programmed response factor as an inverse proportional factor to generate the reported concentration value PEAK CONCENTRATION PEAK AREA RESPONSE RESPONSE FACTOR 4 3 2 1 Establishing New Instrument Response Factors Connect a known calibration standard gas span gas to the analyzer at the SAMPLE IN port on the front panel If soan gas connection is made at the rear panel SAMPLE IN port ensure that the front jumper is connected between SAMPLE OUT and SAMPLE IN on the front panel Verify that sample is flowing freely through loop exit flow from the SAMPLE OUT should be 30 to 120 cc min Press the ESC or PAGE keys as needed to navigate to the RUN screen Press the SINGLE CYCLE RERUN key to toggle to SINGLE mode Press the RUN key to initiate analysis the P1 event program will be loaded automatically and executed Allow the analyzer to fully execute the event program Current concentration data will be displayed as an overlay on th
80. user to make changes to permanent non volatile memory Esc Aborts updates to non volatile memory 4 2 Analog Interface Trend and Recorder Output Screen The compound or Channel information for the ANALOG INTERFACE screen is automatically populated using the information from the ANALYSIS DATABASE screen If no compound name is present in the ANALYSIS DATABASE for the 4th compound Channel 4 is dedicated for a direct analog signal from the detector for use with a chart recorder or integrator Analog signals generated from this information appear on the rear panel s green DIN terminal blocks See Figure 15 Analogs Interface ee NS i o EE VEE EEE EE ee ee ee ee eee EEE EEE EE Channel Range PPE o inh T ah Taj HOH m E iit is Bg Figure 18 Analog Interface Screen 4 2 1 Analog Interface Screen Button Function i Moves the cursor upwards 2 Moves the cursor downwards Page 33 Peak Performer 1 Users Manual Range Allows the user to select the full scale concentration range associated with the maximum 1 25 VDC signal each compound Current full range choices are 125 1250 5500 12500 125000 Manset Temporarily over rides the signal output with a known output voltage for test purposes Page Advances the user to the next screen 4 2 2 Analog Interface Connections and Wiring All analog interface connections are made via the rear panel DIN connector
81. ution Heat key on the Systems Setting Screen was not pressed Baseline wanders or is noisy without sample injections Solution lf you are confident the carrier source quality has not changed noise is typically due to change in flow feeding the PDHID plasma region The PDHID is very sensitive to small changes 1 sccm but the system is designed to settle quickly after valve upsets so baseline offsets are not uncommon with valve operations Page 94 9 12 Peak Performer 1 Users Manual Verify the make up flow is set 50 sccm Verify there is no backpressure on the detector outlet Verify vent flow is 70 sccm He total Oxygen Trap Regeneration Procedure For those PP1 analyzers using the Oxygen Trap module this procedure is used when the Peak Laboratories PDHID oxygen trap has been exhausted from multiple injections of pure oxygen samples Frequency of the regeneration cycle will depend on the volume of the injections and number of injections Once oxygen breaks through the trap the Argon impurity or calibration peak will be buried in the oxygen upset making trace lt 1 ppm analysis impossible in bulk O2 H2 vent H2 supply and associated safety must be supplied by customer during regeneration cycle Once the oxygen trap capacity is exhausted it can be regenerated by connecting pure H2 and increasing the operating temperature of the trap using the procedure below 90 TL OY eS he S
82. which is then quantified using normal techniques Analysis averaging does not average concentration data values From a cold start it will take approximately 30 minutes to obtain the best averaged results 4 5 Event Program Editor Screen The Event Program Editor screen stores critical information regarding pre programmed instrument actions needed to perform an analysis Event Program Editor SS eS a EE ee AT le Ba hj Je FE N e Fl a amp NMH amp NMHC Load Figure 24 Event Editor Screen Page 39 Peak Performer 1 Users Manual 4 5 1 Event Program Commands The instrument actions can be pre programmed to create an analysis method or Event Program The analyzer stores up to 4 distinct Event Programs V1 CW Moves V1 to the Inject position VI CCW Moves V1 to Load position V2 CW Moves V2 to the In line position V2 CCW Moves V2 to the Vent position ZERO Invokes the detector ZERO command END Ends the Event Program and prepares the analyzer for the next run HEAT ON Not currently in use HEAT OFF Not currently in use 4 5 2 Event Editor Screen Button Function ii Moves the cursor upwards 4 Moves the cursor downwards Load 1 Allows the user to load the event program 1 Toggle Allows the user to scroll through event program choices Page Advances the user to the next screen 4 6 Stream Selector Program Editor Screen Peak offers a dual sample stream opti
83. zer database if the Peak Center value is zero 30 Force the PeakHost program to upload the peak analysis database into the analyzer under the Analysis DB window select File then Send to Analyzer 31 The analyzer may display a red light after this action 32 If the analyzer displays a red light on the front panel the parameters must be accepted and saved on board the analyzer before proceeding any further a Press PAGE touchpad until MAIN SCREEN appears has SN and temperature zone controls d Press the DOWN arrow until you reach the Parameter Change Update Needed line e Press the ACCEPT touchpad button then the SAVE touchpad button permanently save the temperature parameters in analyzer memory Install the Event Programs 33 Force the PeakHost program to obtain fresh analyzer information under the PeakHost program main screen toolbar select Event then under File select Receive From Analyzer 34 Verify the correctness of the P1 event program parameters compared to the original values If errors are noted input the previously saved P1 event program into the editor window 35 Make sure the P1 radio button under File is selected 36 Force the PeakHost program to upload the event program into the analyzer under the Event Editor window select File then Send to Analyzer 37 The analyzer may display a red light after this action 38 If the an

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