Analytical-industries GPR-35 Oxygen Analyzer Manuale Utente

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

Advanced Instruments Inc. 10 5 Operations Principle of Operation The GPR-35 oxygen analyzer incorporates a variety of percentage range advanced g

Advanced Instruments Inc. 11 Electronics The signal generated by the sensor is processed by state of the art low power micro-processor based digita

Advanced Instruments Inc. 12 Accuracy & Calibration Single Point Calibration: As previously described the galvanic oxygen sensor generates a

Advanced Instruments Inc. 13 Span Calibration Span Calibration involves adjusting the transmitter electronics to the sensor’s signal output at a gi

Advanced Instruments Inc. 14 Gas Connections The GPR-35 is designed for in-situ ambient or area monitoring and has no sample system because the sen

Advanced Instruments Inc. 15 Caution: To maintain the NEMA rating of the enclosure the user must seal all conduits

Advanced Instruments Inc. 16 Alarms The alarm comparator section of the electronics consists of an IC (integrated circuit) with internal references

Advanced Instruments Inc. 17 Installing the Oxygen Sensor GPR-35 Oxygen Analyzers are equipped with an integral oxygen sensor. They are fully oper

Advanced Instruments Inc. 18 Establishing Power to the Electronics The analyzer has been fully tested, the dual oxygen alarms set according to OSHA

Advanced Instruments Inc. 19 Setting Alarm Values The alarm setpoint represents a value. The alarm comparator section of the electronics consists

Advanced Instruments Inc. 2 Table of Contents Introduction 1 Quality Control Certification 2 Safety 3 Features & Specifications 4 Operation 5

Advanced Instruments Inc. 20 Span Calibration Span Calibration involves adjusting the transmitter electronics to the sensor’s signal output at a gi

Advanced Instruments Inc. 21 5. Ensure the span gas flows freely: check for obvious leaks and make sure the vent hole in the Calibration Flow Adap

Advanced Instruments Inc. 22 Procedure Air Calibration Sensor Flow Housing : Not recommended unless user confirms the ambient air or atmosphere su

Advanced Instruments Inc. 23 Application Pressure - Positive: A FLOW valve positioned upstream of the sensor controls the sample flow rate to the r

Advanced Instruments Inc. 24 Standby The analyzer has no special storage requirements. ¾ The sensor should remain connected during storage perio

Advanced Instruments Inc. 25 6 Maintenance With exception of components related to optional equipment and charging the battery of portable analyze

Advanced Instruments Inc. 26 7 Spare Parts Recommended spare parts for the GPR-35 Series Portable Oxygen Analyzer: Item No. Description GPR-11-32

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Advanced Instruments Inc. 28 8 Troubleshooting Symptom Possible Cause Recommended Action Slow recovery or response time At install

Advanced Instruments Inc. 29 Symptom Possible Cause Recommended Action Erratic O2 reading Change in sample pressure Liqui

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

Advanced Instruments Inc. 30 9 Warranty The design and manufacture of Advanced Instruments Inc. oxygen analyzers and oxygen sensors are performe

Advanced Instruments Inc. 31 10 MSDS – Material Safety Data Sheet Product Identification Product Name Oxygen Sensor Series - PSR, GPR, AII, XLT

Advanced Instruments Inc. 32 Spill or Leak Steps if material is released Sensor is packaged in a sealed plastic bag, check the sensor inside for

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Advanced Instruments Inc. 5 3 General Safety & Installation Safety This section summarizes the basic precautions applicable to all analyze

Advanced Instruments Inc. 6 Cleaning: The analyzer should be cleaned only as recommended by the manufacturer. Wipe off dust and dirt from the outs

Advanced Instruments Inc. 7 Pressure & Flow All electrochemical oxygen sensors respond to partial pressure changes in oxygen. The sensors are

Advanced Instruments Inc. 8 ¾ Assure there are no restrictions in the sample or vent lines ¾ Avoid drawing a vacuum that exceeds 14” of water col

Advanced Instruments Inc. 9 4 Features & Specifications