Analytical-industries GPR-2500 A Oxygen Analyzer Manuel d'utilisateur

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GPR-2500A
Oxygen Transmitter
Owner’s Manual
2855 Metropolitan Place, Pomona, CA 91767 USA Tel: 909-392-6900, Fax: 909-392-3665, e-mail: [email protected], www.aii2.com
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Résumé du contenu

Page 1

GPR-2500A Oxygen Transmitter Owner’s Manual 2855 Metropolitan Place, Pomona, CA 91767 USA ♦ Tel: 909-392-690

Page 2 - Table of Contents

10 Calibration & Accuracy Single Point Calibration: As previously described the galvanic oxygen sensor generates an electrical current sen

Page 3 - 1 Introduction

11 Example: As illustrated by Graph A any error, play in the multi-turn span pot or the temperature compensation circuit, during a span a

Page 4

12 ¾ Pressure & Flow: As described above. ¾ Moisture & Particulates: Prevent water and/or particulates from entering the sample system

Page 5 - 3 Safety

13 Gas Connections: The GPR-2500A with its standard flow through configuration is designed for positive pressure samples and requires connections

Page 6 - Maintenance

14 7. Assure the keyway registration of the female plug on the cable and male receptacle on the sensor match up. 8. Push the female plug (inclu

Page 7 - 5 Operation

15 Electrical Connections: Electrical connections to the GPR-2500A are made at two different locations within the transmitters. Power requirements

Page 8 - Pressure & Flow

16 The 4-20mA signal output, power fail, alarm relay contacts, and, output connections are made to a terminal block mounted on a PCB located in th

Page 10

18 Installing the Oxygen Sensor The GPR-2500/2500MO ppm Oxygen Transmitter is normally equipped with an integral oxygen sensor. It has been tested

Page 11 - Start-up

19 6. Remove the shorting device (looped wire) from the receptacle located at the rear of the sensor. Minimize the time the sensor is exposed to

Page 12

2 Table of Contents Introduction 1 Quality Control Certification 2 Safety 3 Features & Specifications 4 Operation 5 Maintenance 6 Spar

Page 13

20 Span Gas Preparation One of the most accurate, reliable and inexpensive means of calibrating the GPR-2500A is to expose the sensor to the 20.9

Page 14

21 Establishing Power to the Electronics: Once the two wires of the shielded cable are properly connected to the terminals inside the junction box

Page 15

22 Main Menu: Access the MAIN MENU by pressing the MENU key: MAIN MENU AUTO SAMPLE MANUAL SAMPLE CALIBRATE 24.5 C

Page 16

23 Procedure - Manual Sampling: 1. Access the MAIN MENU by pressing the MENU key. 2. Advance the reverse shade cursor using the ARROW keys to h

Page 17

24 Zero Calibration In theory, the oxygen sensor produces no signal output when exposed to an oxygen free sample gas. However, the transmitter wil

Page 18

25 6. Press the ENTER key to calibrate or MENU key to abort and return to SAMPLING mode. 0.000 ZERO CALIBRTION ENTER TO CALIBRATE MENU TO ABO

Page 19

26 Span Calibration Maximum drift from calibration temperature is approximately 0.11% of reading per °C. The transmitter has been calibrated at th

Page 20

27 7. 1/8” male NPT to tube adapter fitting to connect the 1/8” dia. metal tubing from the flow meter vent to the mating male quick disconnect fi

Page 21

28 11. Regulate the pressure and control the flow rate as described above at 5-30 psig and a 2 SCFH flow rate. 12. Allow the span gas to flow for

Page 22 - 3.3%

29 PASSED CALIBRATION OR FAILED CALIBRATION 25. If the calibration is successful, the transmitter returns to the SAMPLING mode a

Page 23 - 13.00%

3 1 Introduction Your new oxygen transmitter incorporated an advanced electrochemical sensor specific to oxygen along with state-of-the-art digit

Page 24 - Zero Calibration

30 5. For sample gases under positive pressure the user must provide a means of controlling the inlet pressure between 5-30 psig and the flow of

Page 25

31 6 Maintenance Generally, cleaning the electrical contacts or replacing filter elements is the extent of the maintenance requirements of this t

Page 26 - Span Calibration

32 6. Unscrew the old sensor from the sensor flow housing and dispose of it according to local regulations for batteries. 7. Remove the oxygen s

Page 27

33 9. Screw the knurled lock nut attached the cable onto to the male connector attached to the sensor, tighten finger tight plus ¼ turn. 10. Conn

Page 28

34 8 Troubleshooting Symptom Possible Cause Recommended Action Reading does not reflect expected values Sensor was not calibrated at the p

Page 29 - 3.3%

35 9 Warranty Policy What is covered: Any defect in material and workmanship from normal use in accordance with the Owner’s Manual. This warra

Page 30 - Standby

36 to province. What is not covered: This warranty does not cover installation; defects resulting from accidents; damage while in transit to our

Page 31 - 6 Maintenance

37 10 Material Safety Data Sheet ( MSDS ) Product Identification Product Name Oxygen Sensor Models CAD, GPR, PSR, SAF, 67013 Synonyms Galvan

Page 32

38 General Requirements Use Potassium Hydroxide - electrolyte, Lead - anode Handling Rubber or latex gloves and safety glasses Storage Indefini

Page 33 - 7 Spare Parts

39 Eye Electrolyte is corrosive and eye contact could result in permanent loss of vision. Skin Electrolyte is corrosive and skin contact could r

Page 34 - 8 Troubleshooting

4 2 Quality Control Certification Date: Customer: Order No.: Pass Model: GPR-2500

Page 35 - 9 Warranty Policy

40 Product Identification Product Name Oxygen Sensor Models XLT Synonyms Galvanic Fuel Cell, Electrochemical Transducer Manufacturer Analytic

Page 36

41 Fire and Explosion Data Flash and Fire Points Not applicable Flammable Limits Not flammable Extinguishing Method Not applicable Special Fir

Page 37

42 Medical Conditions Aggravated None Carcinogenic Reference Data NTP Annual Report on Carcinogens - not listed; LARC Monographs - not listed;

Page 38

5 3 Safety General This section summarizes the essential precautions applicable to the GPR-2500A Oxygen Transmitter. Additional precautions speci

Page 39

6 Maintenance Serviceability: Except for replacing the oxygen sensor, there are no parts inside the transmitter for the operator to service. Only

Page 40

7 5 Operation Principle of Operation The GPR-2500A oxygen transmitter incorporates a variety of advanced galvanic fuel cell type sensors. The tr

Page 41

8 Pressure & Flow All electrochemical oxygen sensors respond to partial pressure changes in oxygen. The inlet pressure must always be higher

Page 42

9 To avoid erroneous oxygen readings and damaging the sensor: ¾ Do not place your finger over the vent (it pressurizes the sensor) to test the fl

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