Teledyne Trace Oxygen Analyzer - Manuals

v Trace Oxygen Analyzer Teledyne Analytical Instruments Table of Contents 1 Introduction 1.1 Overview ........................................................................ 1-11.2 Typical Applications ....................................................... 1-11.3 Main Features of the Analyzer .......

v i Model 3000TA-XL-EU Teledyne Analytical Instruments 4.3.3.2 Installing or Changing the Password ............. 4-8 4.3.4 Logout .................................................................... 4-94.3.5 System Self-Diagnostic Test .................................. 4-94.3.6 Version Screen ........

vii Trace Oxygen Analyzer Teledyne Analytical Instruments Appendix A-6 Material Safety Data Sheet..................................................A-8A-7 Installing and Replacing Micro Fuel Cell.........................A-12

viii Model 3000TA-XL-EU Teledyne Analytical Instruments COMBUSTIBLE GAS USAGE WARNING DANGER This is a general purpose instrument designed for use in anonhazardous area. It is the customer's responsibility to ensuresafety especially when combustible gases are being analyzedsince the potential of gas...

1-1 Trace Oxygen Analyzer Introduction 1 Teledyne Analytical Instruments Introduction 1.1 Overview The Teledyne Analytical Instruments Model 3000TA-XL Trace Oxy- gen Analyzer is a versatile microprocessor-based instrument for detectingoxygen at the parts-per-million (ppm) level in a variety of gases...

1-2 1 Introduction Model 3000TA-XL-EU Teledyne Analytical Instruments • Advanced Micro-Fuel Cell, designed for trace analysis, has a 0-1ppm low range with less than a 0.2 ppm offset and six monthswarranty and an expected lifetime of one year. • Versatile analysis over a wide range of applications. •...

1-4 1 Introduction Model 3000TA-XL-EU Teledyne Analytical Instruments • Alarms Set the alarm setpoints and attributes. • Range Set up the 3 user definable ranges for the instrument. Data Entry Keys: Six touch-sensitive membrane switches are used to input data to the instrument via the alphanumeric V...

1-5 Trace Oxygen Analyzer Introduction 1 Teledyne Analytical Instruments all the way in with a narrow gauge tool. Accessing the main circuit boardrequires unfastening rear panel screws and sliding the unit out of the case. 1.6 Rear Panel (Equipment Interface) The rear panel, shown in Figure 1-2, con...

1-6 1 Introduction Model 3000TA-XL-EU Teledyne Analytical Instruments • RS-232 Port Serial digital concentration signal outputand control input. • Remote Probe Used in the 3000TA-XL for controllingexternal solenoid valves only. • Remote Span/Zero Digital inputs allow external control ofanalyzer cali...

2-1 Trace Oxygen Analyzer Operational Theory 2 Teledyne Analytical Instruments Operational Theory 2.1 Introduction The analyzer is composed of three subsystems: 1. Micro-Fuel Cell Sensor2. Sample System3. Electronic Signal Processing, Display and Control The sample system is designed to accept the s...

2-2 2 Operational Theory Model 3000TA-XL-EU Teledyne Analytical Instruments comes from outside the device as a constituent of the sample gas beinganalyzed. The Micro-Fuel Cell is therefore a hybrid between a battery and atrue fuel cell. (All of the reactants are stored externally in a true fuel cell...

2-3 Trace Oxygen Analyzer Operational Theory 2 Teledyne Analytical Instruments the oxygen sensing element—the cathode—with a surface area almost 4 cm 2 . The cathode has many perforations to ensure sufficient wetting of the uppersurface with electrolyte, and it is plated with an inert metal. The ano...

2-4 2 Operational Theory Model 3000TA-XL-EU Teledyne Analytical Instruments (These reactions are specific to oxygen as long as no gaseous compo- nents capable of oxidizing lead—such as iodine, bromine, chlorine andfluorine—are present in the sample.) In the absence of oxygen, no current is generated...

2-5 Trace Oxygen Analyzer Operational Theory 2 Teledyne Analytical Instruments Figure 2-3. Characteristic Input/Output Curve for a Micro-Fuel Cell 2.3 Sample System The sample system delivers gases to the Micro-Fuel Cell sensor from the analyzer rear panel inlet. Depending on the mode of operation e...

2-6 2 Operational Theory Model 3000TA-XL-EU Teledyne Analytical Instruments Figure 2-4: Piping Layout Figure 2-5 is the flow diagram for the sampling system. In the standard instrument, calibration gases can be connected directly to the Sample In portby teeing to the port with appropriate valves. VC...

2-8 2 Operational Theory Model 3000TA-XL-EU Teledyne Analytical Instruments 2.4 Electronics and Signal Processing The Model 3000TA-XL Trace Oxygen Analyzer uses an 8031 micro- controller with 32 kB of RAM and 128 kB of ROM to control all signalprocessing, input/output, and display functions for the ...

2-9 Trace Oxygen Analyzer Operational Theory 2 Teledyne Analytical Instruments Figure 2-7: Block Diagram of the Model 3000TA-XL Electronics In the presence of oxygen the cell generates a current. A current to voltage amplifier converts this current to a voltage, which is amplified in thesecond stage...

2-10 2 Operational Theory Model 3000TA-XL-EU Teledyne Analytical Instruments which is physically located in the cell block. The thermistor is a temperaturedependent resistor that changes the gain of the amplifier in proportion to thetemperature changes in the block. This change is inversely proporti...

Trace Oxygen Analyzer Installation 3 3-1 Teledyne Analytical Instruments Installation Installation of the Model 3000TA-XL Analyzer includes: 1. Unpacking2. Mounting3. Gas connections4. Electrical connections5. Installing the Micro-Fuel Cell6. Testing the system. 3.1 Unpacking the Analyzer The analyz...

3 Installation Model 3000TA-XL-EU 3-2 Teledyne Analytical Instruments Figure 3-1: Front Panel of the Model 3000TA-XL All operator controls, except the flow control needle valve, are mounted on the control panel, which is hinged on the left edge and doubles as thedoor that provides access to the sens...

Trace Oxygen Analyzer Installation 3 3-3 Teledyne Analytical Instruments Figure 3-3: Rear Panel of the Model 3000TA-XL 3.3.1 Gas Connections NOTE: Do not remove plastic caps on VCR fittings, unless you are ready to make connections. The unit is manufactured with 1 / 4 inch tube fittings, and 6 mm ad...

3 Installation Model 3000TA-XL-EU 3-4 Teledyne Analytical Instruments EXHAUST OUT: Exhaust connections must be consistent with the hazard level of the constituent gases. Check Local, State, and Federal laws,and ensure that the exhaust stream vents to an appropriately controlled area,if required. 3.3...

Trace Oxygen Analyzer Installation 3 3-5 Teledyne Analytical Instruments Figure 3-4: Equipment Interface Connector Pin Arrangement Analog Outputs: There are four DC output signal pins—two pins per output. For polarity, see Table 3-1. The outputs are:0–1 V dc % of Range: Voltage rises linearly with i...

3 Installation Model 3000TA-XL-EU 3-6 Teledyne Analytical Instruments • Can be configured as failsafe or nonfailsafe.• Can be configured as latching or nonlatching.• Can be configured out (defeated). Threshold Alarm 2: • Can be configured as high (actuates when concen- tration is above threshold), o...

Trace Oxygen Analyzer Installation 3 3-7 Teledyne Analytical Instruments Span: Floating input. 5 to 24 V input across the + and – pins putsthe analyzer into the Span mode. Either side may be grounded at the source of the signal. 0 to 1 volt across theterminals allows Span mode to terminate when done...

3 Installation Model 3000TA-XL-EU 3-8 Teledyne Analytical Instruments Note: The Remote Valve connections (described below) provides signals to ensure that the zero and span gas valves will becontrolled synchronously. If you have the –C Internal valveoption—which includes additional zero and span gas...

Trace Oxygen Analyzer Installation 3 3-11 Teledyne Analytical Instruments 3.4 Installing the Micro-Fuel Cell The Micro-Fuel Cell, Model B-2CXL is not installed in the cell block when the instrument is shipped. Install it before the analyzer is placed inservice. The Micro-Fuel cell is located inside ...

Trace Oxygen Analyzer Operation 4 4-1 Teledyne Analytical Instruments Operation 4.1 Introduction Once the analyzer has been installed, it can be configured for your application. To do this you will: • Set system parameters:• Establish a security password, if desired, requiring Operatorto log in. • E...

4 Operation Model 3000TA-XL-EU 4-2 Teledyne Analytical Instruments 4.2 Using the Data Entry and Function Buttons Data Entry Buttons: The < > arrow buttons select options from the menu currently being displayed on the VFD screen. The selected optionblinks. When the selected option includes a mo...

Trace Oxygen Analyzer Operation 4 4-3 Teledyne Analytical Instruments 4.3 The System Function The subfuctions of the System function are described below. Specific procedures for their use follow the descriptions: • Auto-Cal : Used to define an automatic calibration sequence and/or start an Auto-Cal....

4 Operation Model 3000TA-XL-EU 4-4 Teledyne Analytical Instruments After a password is assigned, the operator must log out to activate it. Until then, anyone can continue to operate theinstrument without entering the new password. Only one password can be defined . Before a unique password is assign...

Trace Oxygen Analyzer Operation 4 4-5 Teledyne Analytical Instruments In the first line, TRACK or HOLD should be blinking. The operator can toggle between TRACK and HOLD with the Up or Down keys. WhenTRACK is selected, the analog outputs (0-1 VDC and 4-20 ma) and therange ID contacts will track the ...

4 Operation Model 3000TA-XL-EU 4-6 Teledyne Analytical Instruments after this initial stabilizing period and may be checked again after a addi-tional 7-10 day frequency of zero adjustment is at the discretion of the user(once a month is suggested). Choose System from the Function buttons. The LCD wi...

4 Operation Model 3000TA-XL-EU 4-8 Teledyne Analytical Instruments 4.3.3.2 Installing or Changing the Password If you want to install a password, or change an existing password, proceed as above in Entering the Password . When you are given the oppor- tunity to change the password: Change Password?&...

4 Operation Model 3000TA-XL-EU 4-10 Teledyne Analytical Instruments status of each function is displayed on the screen, either as OK or as a number between 1 and 3. (See System Self Diagnostic Test in chapter 5 for number code.) The self diagnostics are run automatically by the analyzer whenever the...

Trace Oxygen Analyzer Operation 4 4-11 Teledyne Analytical Instruments 4.4 Calibration of the Analyzer The analyzer must be calibrated prior to its use. For most applications where the desired range of measurement is 0 to 1 ppm, we recommend theanalyzer be calibrated using a span gas as detailed bel...

Trace Oxygen Analyzer Operation 4 4-13 Teledyne Analytical Instruments Zero: Settling: Man<ENT> To Begin Press Enter to begin the zero calibration. After a few seconds the first of five zeroing screens appears. The number in the upper left hand corner isthe first-stage zero offset. The micropr...

4 Operation Model 3000TA-XL-EU 4-14 Teledyne Analytical Instruments 4.4.2 Span Cal The Span button on the front panel is used to span calibrate the ana- lyzer. Span calibration can be performed using the automatic mode, where an internal algorithm compares consecutive readings from the sensor todete...

Trace Oxygen Analyzer Operation 4 4-15 Teledyne Analytical Instruments sponds, within tolerance, to the value of the span gas concentration. Then theinstrument automatically returns to the analyze mode. 4.4.2.2 Manual Mode Spanning Press Span to start the Span function. The screen that appears allow...

4 Operation Model 3000TA-XL-EU 4-16 Teledyne Analytical Instruments sufficiently stable.) Once Enter is pressed, the Span reading changes to the correct value. The instrument then automatically enters the Analyze func- tion. 4.4.3 Span Failure The analyzer checks the output of the cell at the end of...

4 Operation Model 3000TA-XL-EU 4-18 Teledyne Analytical Instruments • Both high (high and high-high) alarms, or • One high and one low alarm, or • Both low (low and low-low) alarms. 2. Are either or both of the alarms to be configured as failsafe? In failsafe mode, the alarm relay de-energizes in an...

Trace Oxygen Analyzer Operation 4 4-19 Teledyne Analytical Instruments • Defeated? Dft– Y/N (Yes/No) • Failsafe? Fs– Y/N (Yes/No) • Latching? Ltch– Y/N (Yes/No). • To define the setpoint, use the < > arrow keys to move the blinking over to AL–1 ####. Then use the Δ∇ arrow keys to change the nu...

4 Operation Model 3000TA-XL-EU 4-20 Teledyne Analytical Instruments concentration exceeds the upper limit of the range, the DC output willsaturate at 1 V dc (20 mA at the current output). However, the digital readout and the RS-232 output of the concentra- tion are unaffected by the fixed range. The...

Trace Oxygen Analyzer Operation 4 4-21 Teledyne Analytical Instruments L—1 M—10H—100 Mode—FX/LO or L—1 M—10H—100 Mode—FX/MED or L—1 M—10H—100 Mode—FX/HI Press Escape to re-enter the Analyze mode using the fixed range. NOTE: When performing analysis on a fixed range, if the oxygen concentra- tion ris...

4 Operation Model 3000TA-XL-EU 4-22 Teledyne Analytical Instruments 0 0.0 4.0 10 0.1 5.6 20 0.2 7.2 30 0.3 8.8 40 0.4 10.4 50 0.5 12.0 60 0.6 13.6 70 0.7 15.2 80 0.8 16.8 90 0.9 18.4 100 1.0 20.0 The analog output signal has a voltage which depends on the oxygen concentration AND the currently activ...

Trace Oxygen Analyzer Maintenance 5 5-1 Teledyne Analytical Instruments Maintenance 5.1 Routine Maintenance Aside from normal cleaning and checking for leaks at the gas connec- tions, routine maintenance is limited to replacing Micro-Fuel cells and fuses,and recalibration. For recalibration, see Sec...

5 Maintenance Model 3000TA-XL-EU 5-2 Teledyne Analytical Instruments WARNING: THE SENSOR USED IN THE MODEL 3000TA-XLTRACE OXYGEN ANALYZER USES ELECTRO-LYTES WHICH CONTAIN TOXIC SUBSTANCES,MAINLY LEAD AND POTASSIUM HYDROXIDE,THAT CAN BE HARMFUL IF TOUCHED, SWAL-LOWED, OR INHALED. AVOID CONTACT WITH A...

Trace Oxygen Analyzer Maintenance 5 5-3 Teledyne Analytical Instruments 1. Remove power to the instrument by unplugging the power cord at the power source. 2. Open the front panel door by pressing the release button on the top right corner of the door all the way in with a narrow gaugetool. 3. With ...

5 Maintenance Model 3000TA-XL-EU 5-4 Teledyne Analytical Instruments 5.2.4 Installing a New Micro-Fuel Cell Before installing a new cell, check the O-ring in the base of the cell holder. Replace if worn or damaged. 1. Place the cell on the holder with the screen side facing down. Note: There is a sm...

Trace Oxygen Analyzer Maintenance 5 5-5 Teledyne Analytical Instruments 5.3 Fuse Replacement 1. Place small screwdriver in notch, and pry cover off, as shown in Figure 5-2. Figure 5-2: Removing Fuse Block from Housing 2. To change between American and European fuses, remove the single retaining scre...

5 Maintenance Model 3000TA-XL-EU 5-6 Teledyne Analytical Instruments 5.4 System Self Diagnostic Test 1. Press the System button to enter the system mode. 2. Use the < > arrow keys to move to More , and press Enter . 3. Use the < > arrow keys to move to Self-Test , and press Enter . The f...

Trace Oxygen Analyzer Maintenance 5 5-7 Teledyne Analytical Instruments • Power Supply • Microprocessor • Displays 5 digit LED meter2 line, 20 character, alphanumeric, VFD display • RS-232 Communications Port. See the drawings in the Drawings section in back of this manual for details . Figure 5-4: ...

5 Maintenance Model 3000TA-XL-EU 5-8 Teledyne Analytical Instruments 5.7 Troubleshooting Problem : Erratic readings of the Oxygen concentration as reported by the analyzer. Possible Cause : The analyzer may have been calibrated in an inaccurate fashion. Solution: Turn the analyzer off, then turn bac...

A-1 Trace Oxygen Analyzer Appendix Teledyne Analytical Instruments Appendix A-1 Specifications Packaging: General Purpose • Flush panel mount (Standard ). • Relay rack mount. Contains either one or two instruments in one 19" relay rackmountable plate (Optional). Sensor: Teledyne B-2CXL trace ana...

A-5 Trace Oxygen Analyzer Appendix Teledyne Analytical Instruments 3000XL SERIES ANALYZERS APPLICATION NOTES ON PRESSURES AND FLOW RECOMMENDATIONS 3000 series analyzers require reasonably regulated sample pressures. While the 3000 analyzers are not sensitive to variations of incoming pressure(provid...

A-6 Appendix Model 3000TA-XL-EU Teledyne Analytical Instruments BY-PASS: To improve the system response, a by-pass can be added to increase the sample flow rate to the analyzer by a factor of ten. A by-pass provides asample flow path around the analyzer of 2 - 18 SCFH. typically. CONVERSIONS: 1 PSI ...

A-8 Appendix Model 3000TA-XL-EU Teledyne Analytical Instruments A-6 Material Safety Data Sheet Product Name: Micro-Fuel Cells and Super Cells, all classes except A-2C, A-3, and A-5. Electrochemical Oxygen Sensors, all classes except R-19.Mini-Micro-Fuel Cells, all classes. Manufacturer: Teledyne Bro...

A-9 Trace Oxygen Analyzer Appendix Teledyne Analytical Instruments Flash Point: na Flammable Limits: na LEL: na UEL: na Extinguishing Media: Use extinguishing media appropriate to surrounding fireconditions. No specific agents recommended. Wear NIOSH/OSHA approved self-contained breathingapparatus a...

A-10 Appendix Model 3000TA-XL-EU Teledyne Analytical Instruments Contact of electrolyte with skin or eyes will cause aburning sensation and/or feel soapy or slippery to touch. Other symptoms of exposure to lead include loss of sleep,loss of appetite, metallic taste and fatigue. Carcinogenicity: Lead...

A-11 Trace Oxygen Analyzer Appendix Teledyne Analytical Instruments Section VIII – Control Measures Eye Protection: Chemical splash goggles Hand Protection: Rubber gloves Other Protective Clothing: Apron, face shield Ventilation: na Section IX – Disposal Both lead and potassium hydroxide are conside...

A-12 Appendix Model 3000TA-XL-EU Teledyne Analytical Instruments Micro fuel cell Protective Film/ Seal Cover (Located this side) Cell Block Lift up Gate to removed Cell Holder. Cell Holder O-Ring It is important to minimize the amount of time a Teledyne Trace Oxygen sensor is exposed to air during t...