PST GPR-1100 User Manual

PST GPR-1100 User Manual

Gpr-portable oxygen analyzers
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GPR-Portable Oxygen Analyzers
User Manual
PST-UM-3005-EN-00
PST-UM-3005-EN-00 02/2024

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Summary of Contents for PST GPR-1100

  • Page 1 GPR-Portable Oxygen Analyzers User Manual PST-UM-3005-EN-00 PST-UM-3005-EN-00 02/2024...
  • Page 2 For contact information, visit ProcessSensing.com Analytical Industries Inc (Aii) is part of the Process Sensing Technologies Group (PST). This document is the property of Process Sensing Technologies and may not be copied or otherwise reproduced, communicated to third parties, nor stored in any Data Processing System without the express written authorization of Process Sensing Technologies.
  • Page 3: Before Using Your Portable Analyzer

    GPR-Portables Oxygen Analyzer User Manual Before using your portable analyzer Safety information Please read this manual, ensuring that you fully understand the content before attempting to setup, maintain or use the portable analyzer. Important safety information is highlighted throughout this document as follows: The electrical warning symbol indicates instructions that must be followed to avoid serious or fatal injury from hazardous voltages and electric shock.
  • Page 4: Abbreviations

    GPR-Portables Oxygen Analyzer User Manual Abbreviations Alternating Current Degrees celcius Degrees fahrenheit Direct Current Electrochemical Extra Low Voltage Electrostatic Discharge Full-scale Deflection barg Gauge pressure (above ambient) Grams Ground Hydrogen sulphide Intrinsically Safe Kilograms Liquid Drain Lower Detection Limit Light Emitting Diode Liters Per Minute Milliampere Original Equipment Manufacturer...
  • Page 5: Table Of Contents

    4.1 Calibration gases ..........................13 4.2 Prepare your zero/span gas ......................13 5 Disconnect your gas ...................... 14 6 Install your sensor ......................15 6.1 GPR-1100 and GPR-1200 ......................15 6.2 GPR-2000 ............................17 7 Operation ......................... 18 7.1 User interface ............................ 18 7.2 Initial start-up and self-test ......................
  • Page 6 GPR-Portable Oxygen Analyzers User Manual 7.3.5 System ................................. 28 7.3.6 Info ................................30 7.4 Recharge your battery ........................31 8 Maintenance ........................33 8.1 Replace your sensor ........................33 8.2 Routine cleaning ..........................34 8.3 Routine inspection of sensor housing ..................35 8.4 Troubleshooting ..........................36 9 Warranty information ....................
  • Page 7: Introduction

    • Operation • Maintenance and troubleshooting. • To ensure that the latest manual is being used please visit the PST website www.processsensing.com. Access the latest datasheets, user manuals, certificates and more at the product page Downloads tab. GPR-1100 GPR-1200 GPR-2000...
  • Page 8: Models

    If contaminants are present in the sample gas, the sensor can be affected, and the validity of the measurement impacted. Please ensure that the sensor is protected, and any contamination is prevented from reaching the analyzer’s pipework and the sensor. Consult the PST sales team about our cost-effective standard sample conditioning systems. ProcessSensing.com...
  • Page 9: Gpr-12-333

    With most standard electrochemical sensors, an alkaline electrolyte is used; this is neutralized over time when exposed to acid gases, such as CO . To combat this, PST has developed the XLT sensor with a special electrolyte formula, which maintains functionality in temperatures as low as -10 °C (14 °F).
  • Page 10: Further General Considerations

    Ensure the sensor selected and supplied is suitable for the gas composition to which it will be • presented; if in doubt, review the application and consult the PST Factory before initiating the installation. The products covered should be evaluated to the environmental conditions as defined by the •...
  • Page 11: Safety Approvals And Directives

    GPR-Portable Oxygen Analyzer User Manual Safety approvals and directives The Ex marking indicates the portable The CE marking indicates the portable oxygen analyzer conformity to European oxygen analyzer conforms to European Union directive 2014/34/EU (ATEX) and health, safety, safety and environmental protection directives.
  • Page 12: Installation

    GPR-Portable Oxygen Analyzer User Manual Installation NOTE: Installation, operation and maintenance of this equipment should be carried out only by appropriately trained and suitably qualified technicians in accordance with the instructions in this user manual, and any applicable standards/certificates associated with the country, industry and application.
  • Page 13: Unpack Your Analyzer

    Memory token USB adapter Battery charger Output connector PST Factory calibration certificate Quick Start Guides (ref: PST-QSG-3203, span calibration, PST-QSG-3204, air calibration) User Manual, this document (ref: PST-UM-3005) on a USB stick. GPR-1200 oxygen analyzer pictured Figure 2. Contents of portable pack...
  • Page 14: Analyzer Features

    GPR-1200 analyzer Data logging port Display Quick disconnect fittings User interface GPR-2000 analyzer GPR-1100 analyzer Figure 3. The portable oxygen analyzer Table 2: Portable analyzer dimensions Model Dimensions (L x W x H) GPR-1100 5.4 x 5.6 x 8.8 “ (137.2 x 142.2 x 223.5 mm) GPR-1200 10.5 x 6.4 x 10 “...
  • Page 15: Set-Up

    GPR-Portable Oxygen Analyzer User Manual Set-up The analyzer is approved for indoor as well as outdoor use if the ambient temperature remains within the specified range. Please refer to "Appendix A - Technical Specifications" on page 41. This portable analyzer configuration is designed to be used on a flat horizontal surface. The analyzer’s design provides immunity from RFI/EMI by maintaining good conductive contact between the two halves of the enclosures via a conductive gasket (the smaller enclosure containing signal processing electronics).
  • Page 16: Before Connecting Gas

    GPR-2000 Figure 4. Gas ports The sample inlet and outlet vent gas lines for the GPR-1100 model require 1/8” PTFE / PVDF tubing. The fittings are self-sealing push-fit fittings. The sample inlet tubing for ppm portable analyzer models (GPR-1100 and GPR-1200) must be metallic, preferably stainless steel (SS).
  • Page 17: Sample Gas Requirements

    This may be accomplished by using a back-pressure regulator on the vent line of the analyzer. If assistance is required to configure a measurement at a positive pressure, please contact PST with full application details for a review.
  • Page 18: Connect Your Gas

    Figure 4 on page 10 GPR-1100 NOTE: The GPR-1100 analyzer is equipped with quick-disconnect fittings. To ensure gas is venting to atmosphere, connect the vent line to a port. Set the sample gas pressure between 5 and 30 psig (0.34...2 barg).
  • Page 19: Calibration Gases

    GPR-Portable Oxygen Analyzer User Manual Calibration gases NOTE: It is recommended that you use certified zero and span gases for calibration to ensure the best measurement readings. Cylinders of the appropriate certified zero and span gases should be made available for verification of the analyzer’s performance.
  • Page 20: Disconnect Your Gas

    Disconnect your gas Follow the procedure below that is applicable to your portable oxygen analyzer model to disconnect your gas. GPR-1100 Disconnect your span gas line using the quick disconnect fitting. Stop the flow of gas. Now disconnect the gas line venting to atmosphere using the quick disconnect fitting.
  • Page 21: Install Your Sensor

    The integrity of the sensor housing has been tested at the PST Factory prior to shipment. The analyzer must be calibrated once the installation has been completed and periodically thereafter.
  • Page 22 GPR-Portable Oxygen Analyzer User Manual Remove the sensor from its packaging, remove the shorting flags and immediately place in the top sensor housing with the gold contact plate facing towards two gold contact pins in the top sensor housing as shown in Figure Figure 6.
  • Page 23: Gpr-2000

    GPR-Portable Oxygen Analyzer User Manual GPR-2000 To install or replace an oxygen sensor: Press to switch on your portable analyzer. Using a screwdriver, remove the four screws to open the front of the enclosure. If replacing the sensor, disconnect the sensor cable from the old sensor by turning the lock nut counter-clockwise, otherwise continue to step 5.
  • Page 24: Operation

    GPR-Portable Oxygen Analyzer User Manual Operation This section details the best practice operation for a correctly installed analyzer. Please refer to "2 Installation" on page 6 for analyzer installation guidance and gas connection. User interface The portable analyzer has a 3.5-inch LCD display and a five-key keypad interface. Figure 8.
  • Page 25: Initial Start-Up And Self-Test

    GPR-Portable Oxygen Analyzer User Manual Initial start-up and self-test Once you press the button, the analyzer will immediately start up. The digital display responds instantaneously and will display an initial start-up screen: Figure 9. GPR-series analyzer start-up screen After self-diagnostic tests, the analyzer switches to sampling mode and displays the oxygen reading from the sensor (larger size numeric value) and the measurement range (small size font with units).
  • Page 26: Menus

    GPR-Portable Oxygen Analyzer User Manual Menus NOTE: Available menu options and sequences will vary between analyzer model and sensor type. 7.3.1 Main Menu and interface keys To access the Main Menu, press the Menu key and the following Main Menu display will appear: Figure 11.
  • Page 27: Range Selection

    GPR-Portable Oxygen Analyzer User Manual 7.3.2 Range selection Within the Range menu, you can select 6 options. The range is linked to the display and the 4...20 mA analog output of the analyzer. Figure 12. Portable analyzer Range and Default Range displays NOTE: For trace oxygen analyzers, the range 0...25 % is for air calibration purposes only.
  • Page 28: Analyzer Calibration

    GPR-Portable Oxygen Analyzer User Manual It is recommended that you set your preferred default range for the analyzer. Figure 13. Default Range display Measurements outside manual range If the oxygen reading goes above the manual or auto range maximum value, the values will be displayed up to 10% above the maximum range.
  • Page 29 GPR-Portable Oxygen Analyzer User Manual The sensor serial number can be seen in the menu as shown below: Figure 14. Calibration display NOTE: Entering a new serial number will reset calibration (span and zero) to default values and erase the Calibration Log. To change the sensor serial number: to select Sensor SN=00000000.
  • Page 30 GPR-Portable Oxygen Analyzer User Manual Span calibration To perform a Span Calibration, enter the Calibration menu and select Span Calibration. Figure 16. Span gas display In the sub-menu, set the Span Gas value. If using certified cylinder gas, this can be found on the certificate that was supplied with the cylinder: to progress to the next digit or to move to the previous digit;...
  • Page 31 GPR-Portable Oxygen Analyzer User Manual Subsequent span calibrations will fail if the output is lower than 80 % of the first span calibration, if it drops by 30 % of the first span calibration, or if it increases above the first span calibration by 15 %. This could be caused by a bad first calibration or a bad sensor.
  • Page 32: Data Logging

    NOTE: The correction value does not relate to actual readings it is a proportional value. This value can be used by the PST Factory for diagnostics. Reset calibration This function will reset both span and zero calibration information to default values. It will not clear the Calibration Log.
  • Page 33 GPR-Portable Oxygen Analyzer User Manual Table 5: Data logging functions Function Action Off/On Switch the data logger on or off Save Data 0 0.0% The first figure represents the number of data files stored The percentage figure represents the amount of memory used (100 % = 30 days) Save Cal Log Save the current calibration log (to the memory token)
  • Page 34: System

    GPR-Portable Oxygen Analyzer User Manual Figure 20. Data logging memory token Once exported to the memory token, the data can be transfered to a Windows PC via its USB port. Data stored on the memory token is in .CSV format. On board data can be cleared using the Clear Data menu item.
  • Page 35 GPR-Portable Oxygen Analyzer User Manual Figure 22. System sub-menu displays Security Enable Screen Lock with a pass code (default code is 0000) • Set Pass Code > Set the 4-digit pass code • Enable Auto Lock > Locks the screen after 30 minutes. •...
  • Page 36: Info

    GPR-Portable Oxygen Analyzer User Manual Date form This user-configurable functions enables you to set your date format preference to one of the following: mm/dd/yy dd/mm/yy yy/mm/dd Date Set the on board device date (after a full power cycle the date time will be 00:00 1 Jan 2000. Range scale Adjusts the ppm range max value by a multiple (1-5).
  • Page 37: Recharge Your Battery

    GPR-Portable Oxygen Analyzer User Manual UNIT ID: User defined (this is left blank for user, usually a location ID or asset number is entered • here) ANA SN: Serial number of the analyzer (The 9-digit analyzer serial number is also displayed in log •...
  • Page 38 GPR-Portable Oxygen Analyzer User Manual A single charge will enable you to use your portable analyzer unplugged for 30 days. If your analyzer is fitted with integrated sampling pumps, the battery life will be 24 hours if used continuously. ProcessSensing.com...
  • Page 39: Maintenance

    During periods without use, the sensor should be purged with nitrogen or argon gas to preserve the sensor life. GPR-1100: This model has self-sealing connectors to trap purge gas preserving the sensor • GPR-1200: This analyzer requires valve operation, to protect the sensor from depletion the valve •...
  • Page 40: Routine Cleaning

    GPR-Portable Oxygen Analyzer User Manual Figure 25. Sensor performance chart A regular program of calibration will mitigate against sudden sensor failure. It is advisable to establish a program of preventative maintenance to ensure process downtime is kept to a minimum or avoided. The protective plugs on your sensor should only be removed when your portable analyzer is installed and ready to begin gas measurement.
  • Page 41: Routine Inspection Of Sensor Housing

    Star wheel GPR-1200 pictured Figure 26. Replacing the sensor seal (GPR-1100 and GPR-1200) Disengage the top sensor assembly by turning it 90° counter-clockwise then pulling it. Using a flat screwdriver, remove the old sensor seal from the sensor housing body and dispose of it.
  • Page 42: Troubleshooting

    The calibration gas should be within range of your portable analyzer, typically 100 ppm for the • 0...1 % range analyzer, and 20.9 % for the 0...25 %. See the PST Factory calibration certificate sup- plied with your module for specific calibration gas values.
  • Page 43 GPR-Portable Oxygen Analyzer User Manual Table 6: Troubleshooting causes and recommendations Symptoms Possible cause Recommended actions Slow recovery At installation, defective sensor Replace sensor if recovery unacceptable or reading fails to reach 10 % of lowest range Air leak in sample system connection(s) Leak test the entire sample system: Vary the flow rate, if the O reading changes...
  • Page 44 PCB and the (-) lead to the center circle to obtain the sensor’s output in air. If no current signal, replace sensor, otherwise contact the PST Factory. Abrupt changes in sample pressure Regulate sample gas pressure and flow.
  • Page 45: Warranty Information

    If your PST monitor, analyzer and/or oxygen sensor is determined to be defective with respect to material and/or workmanship, PST will repair it or, at our option, replace it at no charge to you. This warranty applies to all monitors, analyzers and sensors purchased worldwide.
  • Page 46: Service

    GPR-Portable Oxygen Analyzer User Manual Service For queries related to service and warranty, please contact your local Process Sensing Technologies office, sales partner or supplier. Offices are listed at ProcessSensing.com or email oxygen@processsensing.com. ProcessSensing.com...
  • Page 47: Appendices

    GPR-Portable Oxygen Analyzer User Manual Appendices Appendix A - Technical Specifications Sensor GPR-1100 & GPR-1200 GPR-2000 Model Number GPR-12-333 XLT-12-333 GPR-11-60-4 XLT-11-24-4 GPR-12-333-H Measuring Range 0...10, 0...100, 0...1000 ppm , 0...1 % 0...1, 0...5, 0...10, 0...25 % 0...25 % (calibration only) Accuracy <...
  • Page 48: Appendix B - Hazardous Area Certification

    GPR-Portable Oxygen Analyzer User Manual Appendix B - Hazardous Area Certification Region Certification details Standards EN 60079-0:2018 Europe EN 60079-1:2014 ATEX / UKCA EN 60079-11:2012 II 1 G Ex ia IIC T4 Ga (–20 °C...+50 °C) UL 60079-0:2019 (R2020) UL 60079-1:2020 UL 60079-11:2013 (R2018) UL 1203:2022 UL 61010-1:2019...
  • Page 49: Appendix C - Safety Data Sheet

    GPR-Portable Oxygen Analyzer User Manual Appendix C - Safety Data Sheet Analytical Industries Inc. A PST Brand Safety Data Sheet (KOH) I. Product Identification Product Name: Oxygen Sensor (Series AII, GPR, PSR, Private Label derivations) Product Use: Oxygen Sensors Manufacturer: Analytical Industries Inc.
  • Page 50 GPR-Portable Oxygen Analyzer User Manual Analytical Industries Inc. A PST Brand Safety Data Sheet (KOH) Symbols: Hazardous Statements Precautionary Statements • Warning ! • If breathed in, move person into fresh air. In not breathing, give artificial respirat • Harmful if swallowed Consult a physician.
  • Page 51 GPR-Portable Oxygen Analyzer User Manual Analytical Industries Inc. A PST Brand Safety Data Sheet (KOH) 5.4. Further Information • Gives off hydrogen by reaction with metals. VI. Accidental release measures Note: The Oxygen sensor contains a strong basic solution encapsulated in a plastic housing. Under normal operating conditions the solution (electrolyte) is never exposed.
  • Page 52 GPR-Portable Oxygen Analyzer User Manual Analytical Industries Inc. A PST Brand Safety Data Sheet (KOH) Known: No; Suspected: Yes Group 1: No; Group 2a: No; IARC Group 2b: Yes; Group 3: No; Group 4: No; 8.2. Exposure controls Respiratory • If workers are exposed to concentrations above the exposure limit they must use the appropriate, certified respirators.
  • Page 53 GPR-Portable Oxygen Analyzer User Manual Analytical Industries Inc. A PST Brand Safety Data Sheet (KOH) releasing flammable hydrogen gas. 10.4. Conditions to avoid • Excessive heat and open flame. 10.5. Incompatible materials • Aluminum, organic materials, acid chlorides, acid anhydrides, magnesium, copper.
  • Page 54 GPR-Portable Oxygen Analyzer User Manual Analytical Industries Inc. A PST Brand Safety Data Sheet (KOH) Carcinogenicity • Limited evidence of carcinogenicity in animal studies IARC • 2B-Group 2B. Possibly carcinogenic to humans (Lead) NTP • Reasonably anticipated to be a human carcinogen (Lead) OSHA •...
  • Page 55 GPR-Portable Oxygen Analyzer User Manual Analytical Industries Inc. A PST Brand Safety Data Sheet (KOH) 13.1. Waste treatment methods • Do not allow into drains or water courses. Wastes and emptied containers should be disposed of in accordance with regulations made under the Control of Pollution Act and the Environmental Protection Act.
  • Page 56 GPR-Portable Oxygen Analyzer User Manual Analytical Industries Inc. A PST Brand Safety Data Sheet (KOH) any kind, expressed or implied, is made with respect to the information contained herein. We accept no responsibility and disclaim all liability for any harmful effects which may be caused by exposure to our products. Customers/users of this product must comply with all applicable health and safety laws, regulations, and orders.
  • Page 57: Appendix D - Controlled Drawings

    GPR-Portable Oxygen Analyzer User Manual Appendix D - Controlled Drawings ProcessSensing.com...
  • Page 58: Appendix E - Dimensions

    GPR-Portable Oxygen Analyzer User Manual Appendix E - Dimensions GPR-1100 GPR-1200 ProcessSensing.com...
  • Page 59 GPR-Portable Oxygen Analyzer User Manual GPR-2000 ProcessSensing.com...
  • Page 60: Appendix F - Menu Displays

    GPR-Portable Oxygen Analyzer User Manual Appendix F - Menu Displays NOTE: The menu structure may vary depending on your configuration. ProcessSensing.com...
  • Page 61: Appendix G - Spare Parts

    GPR-Portable Oxygen Analyzer User Manual Appendix G - Spare Parts GPR-1100 GPR-1200 GPR-2000 Sensors GPR-12-333 ppm Oxygen sensor GPR-12-333-H ppm Oxygen sensor for H and He gases XLT-12-333 ppm Oxygen sensor for gases with < 0.5 % CO presence GPR-11-60-4...
  • Page 62: Appendix H - Rating Plate

    GPR-Portable Oxygen Analyzer User Manual Appendix H - Rating Plate ProcessSensing.com...
  • Page 63: Appendix I - Quality, Recycling, And Warranty Information

    Appendix I - Quality, Reycling, and Warranty Information Analytical Industries Inc. (Aii) is part of the Process Sensing Technologies (PST) Group. The PST Oxygen group of companies - Aii, Ntron and SST - comply with applicable national and international standards and directives.
  • Page 64 ProcessSensing.com Analytical Industries Incorporated (Aii) is part of the Process Sensing Technologies Group ©2024 Process Sensing Technologies...

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Gpr-1200Gpr-2000

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