Analytical-industries GPR-2900 Series Oxygen Analyzer Manuale Utente

Advanced Instruments Inc. 2855 Metropolitan Place, Pomona, California 91767 USA ♦ Tel: 909-392-6900, Fax: 909-392-3665, e-mail: [email protected]

Advanced Instruments Inc. 10 Air calibrate the analyzer (with the exception of Oxygen Purity Analyzers intended to measure elevated oxygen l

Advanced Instruments Inc. 11 Recommendations to avoid erroneous oxygen readings and damaging the sensor: ¾ Do not place your finger over th

Advanced Instruments Inc. 12 Gas Connections: The GPR-2900 with its standard flow through configuration is designed for positive pressure sa

Advanced Instruments Inc. 13 4. To connect to an active relay or “fail safe”, connect the live cable to the common terminal C and the secon

Advanced Instruments Inc. 14 Installing the Oxygen Sensor The GPR-2900 Oxygen Analyzer is equipped with an external oxygen sensor. They have

Advanced Instruments Inc. 15 Establishing Power to the Electronics: Once the power to the electronics is established, the digital display re

Advanced Instruments Inc. 16 Note: For calibration purposes, use of the AUTO SAMPLE mode is recommended. However, the user can select the fu

Advanced Instruments Inc. 17 9. Once the OVER RANGE warning appears the user must advance the analyzer to the next higher range via the men

Advanced Instruments Inc. 18 10. Note: The PERCENT alarm value is entered with one decimal, the PPM alarm value is entered as an integer.

Advanced Instruments Inc. 19 Set Alarm Delay: Once the values for ALARM 1 and ALARM 2 have been entered, the user may elect to delay the a

Advanced Instruments Inc. 2 Table of Contents Introduction 1 Quality Control Certification 2 Safety 3 Features & Specificati

Advanced Instruments Inc. 20 MAIN MENU AUTO SAMPLE MANUAL SAMPLE CALIBRATION CONFIG ALARMS BYPASS ALARMS >>> MAIN MENU SET A

Advanced Instruments Inc. 21 Bypass Alarms: This feature, separate from CONFIG ALARMS above, enables the user to disable the local audible

Advanced Instruments Inc. 22 Zero Calibration In theory, the oxygen sensor produces no signal output when exposed to an oxygen free sample g

Advanced Instruments Inc. 23 0.000 PPM ZERO CALIBRTION ENTER TO CALIBRATE MENU TO ABORT 8. Press the ENTER key to calibrate or MENU k

Advanced Instruments Inc. 24 Output Zero: In rare instances the 4-20mA signal output may not agree to the reading displayed by the LCD. This

Advanced Instruments Inc. 25 Span Calibration Maximum drift from calibration temperature is approximately 0.11% of reading per °C. The analy

Advanced Instruments Inc. 26 MAIN MENU AUTO SAMPLE MANUAL SAMPLE CALIBRATION CONFIG ALARMS BYPASS ALARMS 3.3% AUTO SAMPLING 10 % RANGE

Advanced Instruments Inc. 27 23. Save the adjustment value by pressing the ENTER key or abort by pressing the MENU key. 24. Allow approxi

Advanced Instruments Inc. 28 Output Span: In rare instances the 4-20mA signal output may not agree to the reading displayed by the LCD. This

Advanced Instruments Inc. 29 Sampling GPR-2900 Oxygen Analyzer requires positive pressure to flow the sample gas by the sensor to measure th

Advanced Instruments Inc. 3 2 Quality Control Certification Date: Customer: Ord

Advanced Instruments Inc. 30 6 Maintenance There are no moving parts in the analyzer given the modular nature of the electronics and sensor

Advanced Instruments Inc. 31 8 Troubleshooting Symptom Possible Cause Recommended Action Reading does not reflect expected values Se

Advanced Instruments Inc. 32 9 Warranty The design and manufacture of GPR Series oxygen analyzers, monitors and oxygen sensors are perform

Advanced Instruments Inc. 33 10 MSDS Material Safety Data Sheet Product Identification Product Name Oxygen Sensor Series - PSR, GPR, AII,

Advanced Instruments Inc. 34 Spill or Leak Steps if material is released Sensor is packaged in a sealed plastic bag, check the sensor ins

Advanced Instruments Inc. 35 Appendix B Correlating Readings - LCD Display and 4-20mA Output In rare instances the 4-20mA signal output may

Advanced Instruments Inc. 36 100.0 OUTPUT ZERO OFFSET PRESS UP OR DOWN TO CHANGE VALUE ENTER TO SAVE MENU TO RETURN 14. Enter th

Advanced Instruments Inc. 37 27. Enter the calculated adjustment value, refer to example described above. Note: Once the initial adjustment

Advanced Instruments Inc. 4 3 Safety Guidelines General This section summarizes the essential precautions applicable to the GPR-2900 Oxyg

Advanced Instruments Inc. 5 Maintenance Serviceability: Except for replacing the oxygen sensor, there are no parts inside the analyzer for t

Advanced Instruments Inc. 6 5 Operations Principle of Operation The GPR-2900 Oxygen Analyzer incorporates a variety of percentage range ad

Advanced Instruments Inc. 7 Calibration & Accuracy Overview Single Point Calibration: As previously described the galvanic oxygen

Advanced Instruments Inc. 8 Recommendation 1: Zero calibration, see Determining True Zero Offset below, is recommended only for online anal

Advanced Instruments Inc. 9 Installation Considerations Gas Sample Stream: Ensure the gas stream composition of the application is consisten