Teledyne 200AU - Manuals

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F vii LIST OF FIGURES F IGURE 2-1: R EMOVAL OF S HIPPING S CREWS & C HECK FOR C ORRECT P OWER ..........................2-3 F IGURE 2-2: R EAR P ANEL ..............................................................................

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F viii LIST OF TABLES T ABLE 2-1: F INAL T EST AND C ALIBRATION V ALUES ..................................................................2-12 T ABLE 2-1: F INAL T EST AND C ALIBRATION V ALUES (C ONTINUED ) .........................

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F ix T ABLE 7-13: S PAN C ALIBRATION P ROCEDURE .........................................................................7-20 T ABLE 7-14: A UTOMATIC C ALCULATION OF C ONVERTER E FFICIENCY ...........................................

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F x INTENTIONALLY BLANK

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 1-1 1 HOW TO USE THIS MANUAL The Model 200AU has been designed to provide serviceability, reliability and ease of operation. The M200AU’s microprocessor continually checks operating parameters such as temperature, flow, and cri...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 2-1 2 GETTING STARTED 2.1 Unpacking 1. Verify that there is no apparent shipping damage. If damage has occurred please advise shipper first, then Teledyne API. CAUTION To avoid personal injury, always use two persons to lift an...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 2-6 2.3 Initial Operation 1. After confirming proper supply voltage, turn on the instrument power. 2. The display should immediately light, displaying the instrument type (M200AU) and the computer's memory configuration. If you...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 2-7 Step 1 - Enter the expected NO x and NO span gas concentrations: Step Number Action Comment 1. Press CAL-CONC-NOX This key sequence causes the M200AU to prompt for the expected NO x concentration. Enter the NO x span concen...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 2-9 Step 3 - Review the quality of the calibration: Calibration Quality Check Procedure Step Number Action Comment 1. Scroll the TEST function menu until the NO x SLOPE is displayed. The SLOPE value for NO x should be 1.0 ± 0.3...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 2-13 Table 2-1: Final Test and Calibration Values (Continued) Parameter Observed Value Units Nominal Range Reference Section NO Span Conc PPB 1 - 2000 Table 7-3 NO x Span Conc PPB 1 - 2000 Table 7-3 NO Slope - 1.0 ± 0.3 Table 7...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 3-1 3 SPECIFICATIONS, AGENCY APPROVALS, WARRANTY 3.1 Specifications Ranges In 1ppb increments from 5ppb to 2000ppb independent ranges or autoranging Noise at Zero 1 <25 ppt RMS Noise at Span 1 <0.25% RMS of reading above ...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 3-2 3.2 EPA Equivalency Designation Teledyne Instruments Advanced Pollution Instrumentation Division, Model 200AU High Sensitivity Nitrogen Oxides Analyzer is designated as Reference Method Number RFNA-1194-099 as defined in 40...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 3-3 3.3 Warranty WARRANTY POLICY Prior to shipment, Teledyne API equipment is thoroughly inspected and tested. Should equipment failure occur, Teledyne API assures its customers that prompt service and support will be available...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 4-1 4 THE M200AU NO X ANALYZER 4.1 Principle of Operation The Teledyne API Model 200AU Analyzer is designed to measure the concentration of nitric oxide [NO], total oxides of nitrogen [NO x ] and, by calculation, nitrogen dioxi...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 4-3 4.2 Operation Summary 4.2.1 Sensor Module, Reaction Cell, Detector The sensor module (Figure 9-9) is where light from the chemilumenescent reaction is generated and detected. It is the most complicated and critical sub-asse...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 4-5 4.2.5 Front Panel The front panel of the M200AU is shown in Figure 2-4. The front panel consists of a 2 line display and keyboard, 3 status LED's and power switch. Communication with the display, keyboard, and status LED's ...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 4-7 4.2.6 Power Supply Module The Power supply module supplies AC and DC power to the rest of the instrument. It consists of a 4 output linear DC power supply and a 15 volt switching supply. In addition, it contains the switchi...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 4-8 Table 4-2: Ozone Generator Start-up Timing Time Since Last Power-up Ozone Gen State Program Action < 1 hour ON at power-up Gen ON immediately after power-up. > 1 hour OFF at power-up Wait 30 min, then turn gen ON. 4.2...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-1 5 SOFTWARE FEATURES 5.1 Index To Front Panel Menus The M200AU has 2 main operating modes, namely the SAMPLE and SETUP modes. The instrument is operating in the SAMPLE mode when it is measuring gas. The SETUP mode is used to...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-10 5.2 Sample Mode 5.2.1 Test Functions NOTE In any of the following TEST functions, if a value of XXXX is displayed, that indicates an off scale and therefore meaningless reading. To use the TEST functions to diagnose instru...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-11 Sample Flow The SAMPLE FLOW test function is computed from the pressure measured up-stream of the sample flow orifice. The pressure down-stream of the orifice is also checked to assure the assumptions of the equation are v...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-13 Sample Pressure The pressure in the sample inlet line is measured by a solid state pressure sensor which measures absolute pressure. This pressure typically runs 0.5" or so below atmospheric pressure due to the pressur...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-14 5.2.2.2 Zero Pressing the ZERO key along with ENTR will cause the instrument to adjust the OFFSET value of the internal formula so that the instrument reads zero. The M200AU allows zero adjustment over a limited range of s...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-15 5.2.2.5 Formula Values The slope and offset terms should be checked after each calibration. The values for these terms contain valuable information about the internal health of the analyzer. The range of acceptable values ...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-16 5.2.2.6 Automatic Converter Efficiency Compensation The M200AU can automatically compensate the NO x and NO 2 readings for the molybdenum converter efficiency. There are 2 ways to enter the converter efficiency into the in...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-18 The function of each of the default Data Channels is described below: CONC: Samples NO x , NO and NO y concentration data at one minute intervals and stores an average every hour with a time and date stamp. Readings during...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-19 Table 5-6: DAS Data Channel Editing Step Action Comment 1. Press SETUP-DAS-EDIT Enter DAS menu to edit Data Channels 2. Press PREV/NEXT Select Data Channel to edit 3. Press EDIT Enter the Edit menu for the selected Data Ch...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-20 5.3.4.2 Auto Range Auto Range allows the NO, NO x , NO 2 outputs to automatically range between a low range and a high range. There is only one low range and one high range for all outputs. The Hi range mode is signaled by...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-25 5.5.1 Setting Up the RS-232 Interface The baud rate is set from the front panel by SETUP-MORE-COMM-BAUD. Select the baud rate appropriate for your application, 300, 1200, 2400, 4800, 9600, or 19,200. It is important to not...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-26 Security Feature The RS-232 port is often connected to a public telephone line which could compromise instrument security. If the LOGON feature is implemented, the port has the following attributes: 1. A password is requir...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-27 Table 5-11: RS-232 Switching From Terminal Mode to Computer Mode Key Function Control-T (ASCII 20 decimal) Switch to terminal mode (echo, edit) Control-C (ASCII 3 decimal) Switch to computer mode (no echo, no edit) If the ...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-33 The T command lists TEST messages. Examples of the T command are: T LIST Lists all active test messages T LIST ALL Lists all test messages T CONVTEMP Prints the temperature of the moly converter T LIST NOX Prints NO x conc...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-34 Whenever a warning message is reported on the analyzer display, if the RS-232 interface is in the normal mode(i.e. not in quiet mode) the warning message is also sent to the RS-232 interface. These messages are helpful whe...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-36 Table 5-20: RS-232 Calibration Messages Message Description START ZERO CALIBRATION Beginning ZS zero calibration NOX 1 =xxxxx PPB 2 NO 1 =xxxxx PPB 2 NO2 1 =xxxxx PPB 2 FINISH ZERO CALIBRATION Finished ZS zero calibration ...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-37 Table 5-21: RS-232 Diagnostic Command Summary Command Description Command Description D [id] LIST Prints all I/O signal values. See Table 9-4 for Signal I/O definitions. D [id] name=value Examines or sets I/O signal. For a...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-38 To print records from a DAS data channel enter: D REPORT “name” RECORDS=nnn COMPACT|VERBOSE Examples of reports are: D REPORT “CONC” RECORDS=35 VERBOSE D REPORT “CALDAT” RECORDS=10 D REPORT “PNUMTC” RECORDS=155 VERBOSE Aut...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 5-40 Variables can be changed. Before changing the settings on any variables, please make sure you understand the consequences of the change. We recommend you call the factory before changing the settings on any variables. The ...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 6-1 6 OPTIONAL HARDWARE AND SOFTWARE Optional equipment offered with the M200AU includes: 1. Rack mount with slides 2. Rack mount without slides, ears only 3. Stainless steel zero/span valves 4. 4-20mA, isolated outputs 5. NO y...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 6-2 Zero/Span valves have 3 operational states: 1. Sample mode. Here both valves are un-energized and sample gas passes through the sample/cal valve and into the analyzer for analysis. 2. Zero mode. The sample/cal valve is ener...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 6-4 Table 6-2: Example of AutoCal Setup Step Action Comment 1. Press SETUP-ACAL This button sequence will cause the AUTOCAL menu to be displayed. 2. Press PREV-NEXT Press PREV-NEXT until SEQ 2 is displayed 3. Press MODE Select ...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-1 7 CALIBRATION & ZERO/SPAN CHECKS There are several ways to check and adjust the calibration of the M200AU. These different methods are summarized in Table 7-1. In addition, all of the methods described in this section c...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-4 7.1 Manual Zero/Span Check or Cal with Zero/Span Gas in the Sample Port The calibration of the instrument can be checked or adjusted using gas coming through the sample port. This method is often used when the calibration g...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-5 Enter the expected NO x and NO span gas concentrations: Table 7-3: Enter Expected Span Gas Concentrations Procedure Step Number Action Comment 1. Press CAL-CONC-NOX This key sequence causes the M200AU to prompt for the expe...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-6 7.2 Manual Zero/Span Check or Calibration with Zero/Span Valves Option The Zero/Span valve option can be operated from the front panel keyboard. In the Zero/Span valve option the zero and span gas come into the valves throu...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-8 Table 7-7: Enabling Dynamic Zero/Span Step Number Action Comment 1. Press SETUP-ACAL Causes the M200AU go to the AutoCal menu. 2. Press PREV-NEXT Select the sequence you want for dynamic calibration. 3. Press SET Select the...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-9 Table 7-8: Z/S Valves Modes with Remote Contact Closure Ext Zero CC Ext Span CC Operation Contact Open Contact Open State when in SAMPLE mode, normal monitoring. Contact Open Contact Closed Span check or calibrate * Contact...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-11 Table 7-10: Activity Matrix for Calibration Procedure Equipment/ Supplies Acceptance Limits Frequency And Method Of Measurement Action If Requirements Are Not Met Calibration gases Sec. 2.0.7, Subsec. 7.1 (Q.A. Handbook) A...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-14 4. Calculate the NO concentration [NO] OUT needed to approximate 90% of the URL of the NO 2 analyzer to be calibrated, using Equation 7-2: [NO] OUT = URL of analyzer (ppm) x 90/100 Equation 7-2 5. Calculate the NO flow (F ...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-15 7.6.4.3 Example Calculation Following is an example calculation that can be used to determine whether an existing GPT calibrator will meet the required conditions for a specific calibration. For this example, it is assumed...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-16 5. Verify that the residence time (t R ) in the reaction chamber is <2 min using Equation 7-5: min 58 . 0 min / cm 5 . 29 min / cm 282 cm 180 = t 3 3 3 R = + 6. Verify the dynamic parameter specification (P R ) of the c...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-19 7.6.5.1 Zero Calibration Procedure Since the zero gas concentration is defined as 0 ppb, it is not necessary to enter the expected zero value. The following Table 7-11 details the zero calibration procedure. Table 7-11: Ze...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-20 Table 7-12: Expected Span Gas Concentration Procedure Step Number Action Comment 1. Press CAL-CONC-NOX This key sequence causes the M200AU to prompt for the expected NO x concentration. Enter the NO x span concentration va...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-22 2. Turn on and adjust the O 3 generator in the calibrator to produce sufficient O 3 to decrease the NO concentration to about 10% of full scale. This will be equivalent to 80% of the URL of the NO 2 channel. After the anal...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-23 7.6.6 Moly Converter Efficiency The moly efficiency should be 96 to 102% efficient. If it is outside these limits it should be replaced. The converter efficiency can be determined from the data collected in Section 7.6.5.3...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-25 7.6.7 Calibration Frequency To ensure accurate measurements of the NO, NO x , and NO 2 concentrations, calibrate the analyzer at the time of installation, and re-calibrate it: 1. No later than three months after the most r...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-27 7.6.9 Summary of Quality Assurance Checks The following items should be checked on a regularly scheduled basis to assure high quality data from the M200AU. See Table 7-16 for a summary of activities; also the QA Handbook s...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-30 7.6.10.2 Precision Check A periodic check is used to assess the data for precision. A one-point precision check must be carried out at least once every 2 weeks on each analyzer at an NO 2 concentration between 0.08 and 0.1...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-31 Table 7-17: NIST-SRM's Available for Traceability of Calibration and Audit Gas Standards NIST-SRM 4 Type Size, at STP Nominal Concentration 1683a 1684a 1685a Nitric oxide in N 2 Nitric oxide in N 2 Nitric oxide in N 2 870 ...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-32 7.6.12.1 NO Working Standard Traced to NIST NO Standard First, use the NIST-traceable NO standard and the GPT calibration procedure to calibrate the NO, NO x , and NO 2 responses of the analyzer. Also determine the efficie...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 7-33 7.7.2 Span Calibration with AutoRange or Independent Range Observe the following guidelines when calibrating in AutoRange or Independent Range. 1. When doing a span calibration of the M200AU use 80% of the highest of the r...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 8-1 8 MAINTENANCE 8.1 Maintenance Schedule NOTE The operations outlined in this chapter are to be performed by qualified maintenance personnel only. Table 8-1: Preventative Maintenance Schedule Item Maintenance Interval Referen...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 8-3 8.2 Replacing the Sample Particulate Filter The particulate filter should be inspected often for signs of plugging or contamination. It is also common for dirt particles to absorb NO 2 , thus causing those readings to be lo...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 8-5 8.3 Sample Pump Maintenance The external sample pump is capable of maintaining the cell pressure at better than 4.0 "Hg-A. If a higher pressure is noted, the pump may need servicing. Check the pump and pneumatic system ...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 8-7 8.4 Cleaning the Reaction Cell The reaction cell should be cleaned whenever troubleshooting points to it as the cause of the trouble. A dirty cell will cause excessive noise, unstable zero or span, or low response. To clean...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 8-9 8.5 Replacing the Molybdenum Converter The Molybdenum Converter is located in the center of the instrument, refer to Figure 2-5 for its location. Refer to Figure 8-4. The heater, thermocouple, converter is designed to be re...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 8-11 8.6 Pneumatic Line Inspection Particulate matter in the pneumatic lines will affect both flow rate and response time. It is important that the pneumatic system be periodically inspected and thoroughly cleaned if necessary....

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 8-15 8.7 Leak Check Procedure If a leak checker is not available, it is possible to leak check the instrument using the M200AU's pump plus a shut-off valve. 1. Turn off instrument power and pump power. 2. Cap the sample inlet p...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 8-16 3. Pressurize system and check for leaks by watching overall pressure. The pressure should not drop more than 1"-Hg (0.5psi) in 5 minutes. If the instrument fails the pressure test, each fitting needs to be leak checke...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-1 9 TROUBLESHOOTING, ADJUSTMENTS NOTE The operations outlined in this chapter are to be performed by qualified maintenance personnel only. This section of the manual contains information on diagnosing and repairing instrument...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-3 9.1 Operation Verification-M200AU Diagnostic Techniques 9.1.1 Fault Diagnosis with TEST Variables Table 9-1 indicates possible fault conditions that could cause the TEST functions to be outside the acceptable range.

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-8 9.1.2 Fault Diagnosis with WARNING Messages The M200AU monitors several internal values for alarm conditions. If the condition for an alarm is met, the alarm is displayed on the front panel and the warning is transmitted ou...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-11 9.1.3 Fault Diagnosis using DIAGNOSTIC Mode Diagnostic mode can be looked at as a tool kit of diagnostics to help troubleshoot the instrument. To enter DIAG mode press SETUP-MORE-DIAG. The diagnostic modes are summarized i...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-16 Table 9-4: Diagnostic Mode - Signal I/O (Continued) No. Signal Control Description 37 DAC_CHAN_2 NO Output of NO 2 channel in mV. 38 DAC_CHAN_3 NO Test Channel output. 39 NOX_CONC YES NO x DAC programming voltage. The foll...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-21 9.1.5 Test Channel Analog Output Many of the TEST functions have an analog voltage associated with them. As a diagnostic aid it is possible to route the various test voltages out the 4th analog output port. Details on usin...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-23 9.1.6 Factory Calibration Procedure This procedure is similar to that used at the factory when the instrument is first manufactured, it balances the PMT, preamp, and software gain factors so the instrument has optimum nois...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-24 9. Calculate the expected NORM_PMT mV reading. Multiply the expected span value by 2 to get the mV reading. In this example the expected span gas concentration is 400 ppb and therefore the expected voltage is 800 mV. As an...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-26 9.2 Performance Problems When the response from a span check is outside the control limits, the cause for the drift should be determined, and corrective action should be taken. Some of the causes for drift are listed below...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-28 9.2.4 Negative Output 1. Mis-calibration. The 'zero' gas that was used to zero the M200AU contained some NO gas - that is, it had more NO gas than that of the sample air. May also be caused by doing a zero calibration usin...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-30 9.2.7 Unstable Zero Common causes are: 1. Leak in pneumatic system. Perform leak check, see Section 8.7. 2. Miscalibration. See Table 7-1. 3. Light leak - check the sensor module with strong light. 4. Sample lines or sampl...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-32 6. Ozone concentration too low A. Wet air in ozone generator - need to flush out clean, dry B. Ozone generator driver board failure. C. Damaged transformer/ozone generator cartridge. The ozone generator cartridge is partia...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-33 The purpose of this section is to determine if the computer subsystem electronics hardware are working properly. Assessment will be made at the board level. 9.3.1.1 Front Panel Display The front panel display is a 2 line b...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-35 Like the display, the overall functioning of the CPU can be confirmed by a simple test. 1. Locate the CPU board on the mother board by referring to Figure 2-5. 2. Power the instrument on. 3. Locate the red LED at the top l...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-36 9.3.2 RS-232 Communications The M200AU uses the RS-232 communications protocol to allow the instrument to be connected to a variety of computer based equipment. RS-232 has been used for many years and is well documented. G...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-39 9.3.3 Voltage/Frequency (V/F) Board The V/F Board consists of 16 analog input channels, each software addressable, 8 digital inputs, and 24 digital outputs, each line independently addressable, and 4 independent analog out...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-40 4. Use a DVM on each of the analog output channels to confirm the correct voltages. If the voltages step, but are the wrong values, the V/F board may be set up wrong or out of calibration. See Section 9.3.3.1 for informati...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-41 9.3.3.1 ADC/DAC Calibration Procedure Due to the stability of modern electronics, this procedure should only need to be performed if a major sub-assembly is exchanged or when the display voltage does not match the input vo...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-43 1. After the switches and jumpers are set, turn on instrument power and complete the following: A. Press SETUP-MORE-DIAG, then press ENTR. Scroll to D/A CALIBRATION, press ENTR. Press ADC to select the first task, which is...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-47 9.3.4.3 Status Output Lines, External Contact Closures The Status lines consist of 2 active input lines, and 12 active output lines. Additional circuits are present on the board but currently unused. Individual lines are s...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-51 PSM Diagnostic Procedures The Linear Power Supply board can be tested by checking the DCPS - TEST function on the front panel. It should read 2500 mV ± 200 mV. If the value is outside this range, individual output voltages...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-52 9.3.6 Ozone Generator CAUTION - DANGER Lethal voltages present inside Ozone Generator Turn off instrument before servicing. Unplug Generator before dis-assembling. The ozone generator subsystem consists of a permeation dri...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-53 Table 9-11: Ozone Generator Control Conditions Condition Description Ozone Generator 1 Manual override off ( SETUP-MORE-DIAG-OZONE GEN ). OFF 2 Manual override on. ON 3 Ozone flow below low warning limit for 5 minutes ( OF...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-55 9.3.7 Flow/Pressure Sensor The flow/pressure sensor board consists of 2 pressure sensors and a flow sensor. See Figure 9-8 for a diagram of this board. From these three sensors four values are computed and displayed on the...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-56 To adjust the SAMPLE FLOW 1. In SAMPLE mode, scroll the TEST functions to SAMP FLW. Observe the reading. Then subtract the observed reading from the desired reading. 2. Go to the VARS menu by SETUP-MORE-VARS, then pressing...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F 9-60 9.3.8 NO x Sensor Module Figure 9-9 and Figure 9-10 show the assembly of the NO x sensor module. 9.3.8.1 PMT The PMT detects the light emitted by the reaction of NO with ozone. It has a gain of about 500,000 to 1,000,000. ...

Teledyne API Model 200AU NO X Analyzer Instruction Manual, 02293, Rev. F APPENDIX A ELECTRICAL SCHEMATICS Table A-1: Electrical Schematics Part No. Name 00402 Sensor Board Assembly 00403 Sensor Board Schematic 00514 V/F Board Assembly 00515 V/F Board Schematic 00704 Keyboard Assembly 00705 Keyboard ...