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PICARRO G2302 User Manual

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G2302 Analyzer for CO
/CO/H
O
2
2
User's Guide

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Summary of Contents for PICARRO G2302

  • Page 1 G2302 Analyzer for CO /CO/H User’s Guide...

  • Page 2: Table Of Contents

    Data Source and Data Key Pull Down Menus..........22 Precision Pulldown Menu................23 Status Log Window ..................23 Reset Data Buffer Button ................23 Data Buffer Level Meter ................23 Graph Zooming ...................23 File Management ..................24 Setup Tool....................26 Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 3 Appendix C – EXTERNAL VALVE SEQUENCER Appendix D – REMOTE DATA ACCESS Appendix E – CALIBRATION Appendix F – SERVICE AND MAINTENANCE Appendix G – TROUBLESHOOTING Appendix I – TRANSPORTATION AND STORAGE Appendix J – LIMITED WARRANTY Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 4 1 (408) 962 3950 direct or 1 (408) 962 3900, extension 3950 Picarro, Inc. reserves the right to change or update the contents of this manual and to change the specifications of its products at any time without prior notification. Every effort has been made to keep the information in this document current and accurate as of the date of publication or revision.

  • Page 5: Conventions

    CAUTION alerts you of a potential danger to equipment or to the user. WARNING indicates an imminent danger to the user. REMINDER is a helpful hint to procedures listed in the text. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...

  • Page 6: Safety

    FDA/CDRH 21 CFR Parts 1040.10-11 LASER SAFETY: The Picarro Analyzer is classified as a Class 1 Embedded Laser Product WARNING: CLASS 3B INVISIBLE LASER RADIATION WHEN OPEN. AVOID EXPOSURE TO THE BEAM.
  • Page 7 Do not attempt repairs; instead, report all problems to Picarro. Please contact Picarro if you have any questions regarding the safe operation of this equipment. Refer to the appropriate section within this document relating to pump and filter replacement procedures.

  • Page 8: Getting Started

    GETTING STARTED All Picarro products are inspected and tested prior to shipment from the factory. In addition, the instruments are packed in an inner box which is encased in a larger outer box. The inner box is equipped with a shock indicator. The shipping container system has been specially tested and proven to be safe for most dropping, crushing or spiking events.
  • Page 9 Analyzer. If any of these items are missing, contact Picarro for a replacement. Inspect each item to assure it is not damaged. It is recommended that you keep the shipping packages. These shipping packages are also a very good way to ship the system to other labs or field stations, unless they will get wet.

  • Page 10: Installation

    INSTALLATION This section describes the setup and installation of the Picarro Analyzer. Please read and understand this section thoroughly before proceeding with the installation. WARNING: Do not attach electrical power to, or start the analyzer until after attaching and turning on the External Vacuum Pump. Do not disconnect the vacuum line while the analyzer is running.

  • Page 11: Basic Analyzer Setup

    Connect the AC power cable to the External Vacuum Pump but do not plug it in. If desired, attach a tube to the External Vacuum Pump exhaust port and direct to a safe place for venting the mixture of sample gases. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 12 This is typically less than 30 minutes, but depending on ambient temperature, the analyzer can take up to 1 hour to stabilize. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...

  • Page 13: Basic Operation

    Icons on the desktop are as follows: • Controller- Instrument diagnostics and service information • Picarro Mode Switcher- Restarts analyzer in different measurement mode. Most analyzer models are configured for one mode and may not include the Mode Switcher. (Figure 1). If the analyzer has multiple modes, this allows the user to switch between them easily.
  • Page 14 Figure 2 - Layout of the Picarro analyzer GUI, G2000 series. A full explanation of the GUI functions can be found in Appendix B Data will be saved automatically once the analyzer starts to produce data. The data in the GUI is the continuous real time read out from the analyzer. A user...

  • Page 15: Shutdown Procedure

    Figure 3 - Overview generalized schematic of Picarro analyzer system hardware, software, and data file generation. The samples A, B, and C are introduced into the analyzer sequentially by a sampling module, if present. The sampling module could be a set of customer- supplied valves, a valve manifold, a discrete sampling module, or other device.

  • Page 16: In Case Of Electrical Power Outage

    If power to the analyzer is cut-off for any reason the analyzer will cease operation. However, when the power is reapplied, the analyzer will restart automatically, the Picarro software tools will properly close out previous files and open new files for data collection so that previously collected data, instrument Picarro G2302 Analyzer User’s Guide...
  • Page 17 If short power outages will be a routine operating environment, Picarro recommends use of a power conditioning and/or uninterrupted power supply that will work to prevent the more damaging operating system and software corruption problems that can occur with repeated crashes.

  • Page 18: Appendix A - Status Log Messages

    Pressure Stabilizing/Locked The valve control system begins to allow flow through the analyzer and stabilizes the pressure inside the cavity. Measuring This is the normal mode of operation after startup has completed. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...

  • Page 19: Appendix B - List Of Gui Functions

    APPENDIX B - LIST OF GUI FUNCTIONS Additional Tools and Information The Picarro analyzer GUI has several other buttons and features as labeled in Figure 2. Data Data windows windows Settings, Settings, tools and tools and help menus help menus...
  • Page 20 Show/hide instrument status: Toggles the instruments status display. See ‘Instrument Status’, below. Tools Menu This menu item has three entries: User Calibration: Opens the user calibration window (default password is “picarro”). The password can be reset in the QuickGui.ini file instrument directory: “C:\Picarro\G2000\AppConfig \Config\QuickGUI\”...

  • Page 21: Alarm Panel

    These numbers change to reflect statistics of whatever data is in the data window. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...

  • Page 22: Start / Stop Data Log Button

    Analysis’ (where instrument represents the system installed) is selected, or if “sensors” is selected, the analyzer’s optical cavity pressure or temperature can be viewed as well as the nominal ambient temperature of the analyzer (“DAS Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...

  • Page 23: Precision Pulldown Menu

    When the box is properly drawn, release the left button and boxed area will automatically scale to fill the data window. To zoom back out, double click on the Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...

  • Page 24: File Management

    After each datafile has been closed (every 15 mintes) it is moved to an archive directory, and a new file is started in the original location. The archive directory is C:\Picarro\G2000\Log\Archive\ and has subdirectories DataLog_Mailbox, DataLog_Private and DataLog_EventLogs with files arranged by year\month\day\hour.
  • Page 25 For more information about how to include various columns of data from the DataLog_Private in the C:\UserData DataLog files, please contact Picarro. The current data file can be found in C:\Picarro\G2000\Log\DataLogger\. Within this directory, there are subdirectories for DataLog_Private, DataLog_User and DataLog_User_Sync.

  • Page 26: Setup Tool

    Specifies how long to keep files prior to deletion. Setup Tool In the desktop folder called Picarro Utilities, the Setup Tool can be launched by double clicking on its icon. The tool allows the user to configure data file saving...
  • Page 27 APPENDIX C – EXTERNAL VALVE SEQUENCER The Picarro valve sequencer window appears as in Figure 1 below: Figure 1 - Layout of the Picarro valve sequencer Introduction The Picarro analyzer can control two types of valves: • Solenoid valve(s): DC voltage powered valve with normally open (NO) and normally closed (NC) positions.
  • Page 28 Default Configuration For all models of Picarro analyzers the rotary valve control is disabled in the factory default setting. The solenoid valve control, however, are ready to use by default for all solenoid valve connectors. Setting Up Solenoid Valves Up to six solenoid valves can be controlled by the Valve Sequencer software.
  • Page 29 Different sequences can be created and saved in the software. Use the “Sequence File #” field to select which file the sequence will be saved to (0 to 10 are the available choices). Click the up/down arrows to select the desired number. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 30 “load valve sequence file”. If the user has been running a different sequence from the one that was loaded, the user needs to press “Next Step” to initialize the newly selected sequence. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 31 These codes can be used as event timing flags. For example, if no solenoid valves are present, the codes will be recorded regardless of whether a valve is connected or not. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 32 Programming Guide (included in pdf format on the installation CD). This command set may also be used across a TCP/IP interface through an Ethernet connection. Please contact Picarro for further details. Remote Data Access Using the RemoteAccess.ini file, the analyzer can be configured to automatically: 1) Send data from the instrument to a list of e-mail accounts.
  • Page 33 RFC2554. If such authentication is not needed, the key UseAuthentication is set to false. If this key is set to true, two additional keys Username and Password must also be specified for the e-mail account. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 34 Example of “RemoteAccess.ini” File [LOGGING] Logfile=c:/temp/RemoteAccessLog [NTP] Server1=time-a.nist.gov Server2=time-b.nist.gov Server3=time-a.timefreq.bldrdoc.gov Server4=time-b.timefreq.bldrdoc.gov Server5=time-c.timefreq.bldrdoc.gov Server6=time.nist.gov Server7=time-nw.nist.gov UpdateClock=1 [DIALUP] ConnectionName=Picarro Dialup Access Username=user Password=password Number=14085551212 [EMAIL] Server=smtp.servername.org Directory=c:/picarro/mailbox From=instrument@picarro.com To1=recipient1@site1.com To2=recipient2@site2.com Subject=CRDS data from Silverstone instrument UseAuthentication=0 Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 35 APPENDIX E – CALIBRATION Calibrating the Picarro Analyzer Since the Picarro Analyzer is extremely linear, it is only necessary to use three calibration standards to calibrate each gas species (two points define the calibration line and a third intermediate point is used for verification).
  • Page 36 Calibration” from the Tools menu and entering the slope and intercept for each species. This is a password-protected function, with the default password “picarro” and can be changed by modifying an *.ini file as previously described. After the calibration is entered, it will take effect immediately after clicking “ok.”...
  • Page 37 There are two in-line, sub-micron particulate filters before the measurement cavity. The first is user-replaceable and replacement filters can be purchased from Picarro and installed by the user. It is important to NEVER remove the filter that is directly attached to the cavity.
  • Page 38 4. Slide the filter cover (with foam on top and side) towards the right side of the analyzer to remove it. 5. Using the 9/16” and 11/16” wrenches, disconnect the filter from the tube section near the front of the analzyer. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 39 6. Slide the filter and bulkhead slightly towards the back of the analyzer and lift out. Filter and bulkhead slid slightly towards back of DAS 7. Using the 9/16” and 11/16” wrenches, disconnect the filter from bulkhead fitting. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 40 10.Using the 9/16” and 11/16” wrenches, reposition the filter and bulkhead fitting, and reattach to the tube section. New filter attached to bulkhead fitting Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 41 Reposition the piece of foam around the input bulkhead fitting. With the 1.5mm hex driver, reattach the analyzer top with 3 screws on each side. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 42 The corresponding step-by-step procedures provide resolution in most cases. If, after attempting these procedures, the problem remains unresolved, please contact Picarro Customer Service at (408) 962-3900 or techsupport@picarro.com. Power LED on analyzer does not illuminate Context: Turning on the analyzer by momentarily depressing its front panel power switch should apply power.
  • Page 43 “What do you want the computer to do?” Wait for the shutdown to complete normally and for the computer and analyzer to turn off completely. After a few seconds, restart the computer by momentarily depressing the power button. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 44 After another few seconds, restart the analyzer by momentarily depressing the power button. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 45 CAUTION: WHEN SHIPPING OR RELOCATING THE ANALYZER, IT IS IMPORTANT TO PROTECT IT FROM MECHANICAL SHOCKS. FAILURE TO DO SO CAN COMPROMIZE ITS PERFORMANCE. WHEN SHIPPING THE ANALYZER, USE ITS ORIGINAL PACKAGING ONLY. Picarro G2302 Analyzer User’s Guide Rev. B 1/14/11...
  • Page 46 APPENDIX J – LIMITED WARRANTY Picarro, Inc. warrants its Products to be free from defects in material and workmanship and to perform in the manner and under the conditions specified in the Product specifications for twelve (12) months from shipment.
  • Page 47 These remedies are available only if: i) Picarro is notified in writing by the Purchaser promptly upon discovery of a Product defect, and in any event within the warranty period; ii) Picarro’s examination of such Product discloses to Picarro’s satisfaction that such defects actually exist and the...
  • Page 48 Picarro, Inc. will not be responsible for damage sustained in shipment. All Picarro products are F.O.B. origin, shipped from the Picarro factory or Picarro distributor.
  • Page 49 However, no guarantee is given or implied that this document is error free or that it is accurate with regard to any specification. Picarro, Inc. has prepared this manual for use by its customers as a guide for the proper installation, operation and/or maintenance of the Picarro Analyzer.

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