Teledyne Analytical Instruments 311PC Instruction Manual Download Page 22 | Manualshive

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4 Maintenance

Model 311PC

Teledyne Analytical Instruments

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Summary of Contents for 311PC

Page 1: ...YSTEM PERSONAL PROTECTIVE EQUIPMENT MAY BE REQUIRED WHEN SERVICING THIS SYSTEM HAZARDOUSVOLTAGESEXISTONCERTAINCOMPONENTSINTERNALLYWHICHMAYPERSISTFOR A TIME EVEN AFTER THE POWER IS TURNED OFF AND DISCO...

Page 2: ...e or weight of any parts in so far as such alterations do not adversely affect our warranty Important Notice This instrument provides measurement readings to its user and serves as a tool by which val...

Page 3: ...on 3 1 3 3 Positive Pressure Sampling 3 2 3 4 Atmospheric Pressure Sampling 3 2 3 5 Calibration 3 3 3 4 1 Calibration Procedure Using Air 3 3 3 4 2 Calibration Procedure Using Calibration Gas 3 4 4 Ma...

Page 4: ...Teledyne Analytical Instruments iv Percent Oxygen Analyzer Model 311PC...

Page 5: ...duced and vented via a pair of quick disconnect fittings that feature integral shutoff valves which automatically close when the mating male fitting is withdrawn The fittings are an integral part of t...

Page 6: ...t economical reliable abundant standardization gas there is atmospheric air The 0 25 range should be used for air calibration the indicator needle of the meter is brought into coincidence with the cal...

Page 7: ...mospheres where arcs of 100 milliwatts or less can be tolerated The Model 311PC meets CENELEC approval requirements as intrinsically safe for Group IIC Temperature Class T4 hazardous locations as appr...

Page 8: ...and laying the two separated assemblies out as illustrated on the analyzer wiring diagram The diagram is included among the drawings at the rear of the manual Analysis Ranges This instrument is equipp...

Page 9: ...the analyzer and draw rather than push the sample through the instrument TAI supplies three 3 male disconnect fittings with the instrument one for installation of the customer s sample line one to be...

Page 10: ...Teledyne Analytical Instruments 2 2 2 Installation Model 311PC...

Page 11: ...the residual oxygen within the integral sample passages Depending on the length of time since the last usage occurred the reading will be some where between 0 and 21 3 2 Cell Installation No tools are...

Page 12: ...ple pres sure leaks in the manifold could result Caution If the meter reads in the orange portion of the scale while on the 0 25 oxygen scale after being calibrated turn off the instru ment and discon...

Page 13: ...librations should be dictated by the customer s application The Model 311PC should be calibrated using a span gas with a known oxygen concentration Ambient air 20 9 is recommended for calibra tion The...

Page 14: ...gen reading by position ing the range switch so that the meter gives the best possible resolution of the oxygen Do not attempt to take a reading until the meter indication stabilizes Always disconnect...

Page 15: ...rate will vary or is unknown use a flowrate between 1 2 liters per minute Allow sample to flow for several minutes to flush the sample line Watch the output of the meter for the reading to stabilize...

Page 16: ...3 6 3 Operation Model 311PC Teledyne Analytical Instruments...

Page 17: ...e AC cord is plugged into the power line CAUTION Do not turn the range switch either to BATT TEST or to any other operating position while the unit is connected to a power line Doing so may damage the...

Page 18: ...calibration cannot be achieved within the range of the control the cell should be immediately replaced read section 5 4 before replacing cell To offset the possibility of not having a replacement cell...

Page 19: ...not effect the cell performance Figure 4 1 is a graph showing the effects of CO2 on cell life If a cell was working satisfactorily but ceases to function before the warranty period expires the custom...

Page 20: ...lly slow response and recovery is characteristic of cells operated as indicated in notes 1 2 and 3 5 The reduction in cell life is primarily due to a drop in output This reduces to a point where the i...

Page 21: ...designated on the A1 PCB module assembly as R28 such that the output of A1 pin 6 measures between 0 and 0 5 mV ideally 0 3 mV 4 Adjust R2 designated as R2 on schematic C37936 and designated on the A3...

Page 22: ...4 6 4 Maintenance Model 311PC Teledyne Analytical Instruments...

Page 23: ...ass B 1 Accuracy 2 of scale at constant temperature 5 of full scale over the operating temperature range Operating Temperature Range 30o F to 125o F Response and Recovery At the specified flowrate 1 2...

Page 24: ...harge is applicable to spare parts orders IMPORTANT Orders for replacement parts should include the part number if available and the model and serial number of the system for which the parts are inten...

Page 25: ...Oxygen Analyzer Appendix A 3 Teledyne Analytical Instruments NOTE The MSDS on this material is available upon request through the Teledyne Environmental Health and Safety Coordinator Contact at 626 9...

Page 26: ...A 4 Appendix Model 311PC Teledyne Analytical Instruments...

Page 27: ...14 N A SolubilityinWater Completelysoluble Insoluble Percent Volatiles by Volume None N A Appearance and Odor Colorless odorless solution Grey metal odorless Section I Product Identification Product N...

Page 28: ...KOH Effects of overexposure Ingestion The electrolyte could be harmful or fatal ifswallowed Oral LD50 RAT 3650 mg kg Eye The electrolyte is corrosive eye contact could result in permanent loss of visi...

Page 29: ...t put on gloves and eye protection before removing the cell Disposal Should be in accordance with all applicable state local and federal regulations NOTE The above information is derived from the MSDS...

Page 30: ...A 8 Appendix Model 311PC Teledyne Analytical Instruments...

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