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Teledyne 300E Instruction Manual

Carbon monoxide analyzer
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INSTRUCTION MANUAL
MODEL 300E
CARBON MONOXIDE ANALYZER
© TELEDYNE INSTRUMENTS
ADVANCED POLLUTION INSTRUMENTATION DIVISION
(T-API)
6565 NANCY RIDGE DRIVE
SAN DIEGO, CA 92121-2251
TOLL-FREE: 800-324-5190
TEL: 858-657-9800
FAX: 858-657-9816
E-MAIL: api-sales@teledyne.com
WEB SITE: www.teledyne-api.com
04288
REV. A
Copyright 2001 T-API Inc.
May 2002

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  • Page 1 INSTRUCTION MANUAL MODEL 300E CARBON MONOXIDE ANALYZER © TELEDYNE INSTRUMENTS ADVANCED POLLUTION INSTRUMENTATION DIVISION (T-API) 6565 NANCY RIDGE DRIVE SAN DIEGO, CA 92121-2251 TOLL-FREE: 800-324-5190 TEL: 858-657-9800 FAX: 858-657-9816 E-MAIL: api-sales@teledyne.com WEB SITE: www.teledyne-api.com 04288 REV. A Copyright 2001 T-API Inc.
  • Page 2 SAFETY MESSAGES Model 300E Carbon Monoxide Analyzer Instruction Manual Safety Messages Your safety and the safety of others is very important. We have provided many important safety messages in this manual. Please read these messages carefully. A safety message alerts you to potential hazards that could hurt you or others.

  • Page 3: Table Of Contents

    Model 300E Carbon Monoxide Analyzer M300E DOCUMENTATION Instruction Manual TABLE OF CONTENTS 1. M300E DOCUMENTATION ................13 1.1. U ........................14 SING ANUAL 2. SPECIFICATIONS, AGENCY APPROVALS, AND WARRANTY ....17 2.1. S ......................... 17 PECIFICATIONS 2.2. EPA E ....................18...
  • Page 4 M300E DOCUMENTATION Model 300E Carbon Monoxide Analyzer Instruction Manual 6.3.2. Automatic Calibration (AutoCal)..................56 6.3.3. Password Enable / Security Mode (PASS) ............... 56 6.3.4. Configuration Information (CFG)..................58 6.3.5. Time of Day Clock (CLK) ....................59 6.3.6. Communications Menu (COMM) ..................61 6.3.7.
  • Page 5 Model 300E Carbon Monoxide Analyzer M300E DOCUMENTATION Instruction Manual 6.10.1. When the iDAS Is Operating ..................104 6.10.2. Disabling the iDAS ....................... 105 6.10.3. iDAS Record Structure ....................105 6.10.4. Default iDAS Channels....................108 6.10.5. Viewing Existing Data Channels................... 110 6.11.
  • Page 6 M300E DOCUMENTATION Model 300E Carbon Monoxide Analyzer Instruction Manual 9.3.3. Performing Leak Checks ....................150 9.3.4. Performing a Sample Flow Check .................. 152 9.3.5. Flow Calibration......................153 9.3.6. Cleaning the Optical Bench .................... 154 9.3.7. Cleaning Exterior Surfaces of the M300E ............... 154 10.
  • Page 7 Model 300E Carbon Monoxide Analyzer M300E DOCUMENTATION Instruction Manual 11.4.2. Excessive Noise......................205 11.5. S ......................206 UBSYSTEM HECKOUT 11.5.1. AC Mains Configuration....................206 11.5.2. DC Power Supply ......................207 11.5.3. I C Bus ......................... 208 11.5.4. Keyboard/Display Interface ..................208 11.5.5.
  • Page 8 M300E DOCUMENTATION Model 300E Carbon Monoxide Analyzer Instruction Manual List of Appendices APPENDIX A – Software Version-Specific Documentation APPENDIX A-1 - Software Menu Trees and Index APPENDIX A-2 - Setup Variables Available Via Serial I/O APPENDIX A-3 - Warning Messages and Test Measurements Available Via Serial I/O...
  • Page 9 Figure 10-8: 300E Electronic Block Diagram............164 Figure 10-9: GFC Light Mask................168 Figure 10-10: Segment Sensor and M/R Sensor Output........... 168 Figure 10-11: 300E Sync / Demod Block Diagram........... 170 Figure 10-12: Sample & Hold Timing..............171 P/N 04288 Rev: A...
  • Page 10 M300E DOCUMENTATION Model 300E Carbon Monoxide Analyzer Instruction Manual Figure 10-13: Location of Relay Board Status LED’s ..........174 Figure 10-14: Power Distribution Block Diagram............. 179 Figure 10-15: Interface Block Diagram ..............180 Figure 10-16: Front Panel ..................181 Figure 10-17: Basic Software Operation ..............183 Figure 11-1: Viewing and Clearing Warning Messages ..........
  • Page 11 Model 300E Carbon Monoxide Analyzer M300E DOCUMENTATION Instruction Manual LIST OF TABLES Table 2–1: Model 300E Specifications..............17 Table 3–1: Inlet Outlet Nomenclature ..............28 Table 5–1: Valve Option Operating States ...............47 Table 6–1: Mode Field of the Display...............52 Table 6–2: Test Functions Defined ................54 Table 6–3: Password Levels ...................57...
  • Page 12 M300E DOCUMENTATION Model 300E Carbon Monoxide Analyzer Instruction Manual Table 11-4: DC Power Test Point and Wiring Color Codes ........207 Table 11-5: DC Power Supply Acceptable Levels ............. 207 Table 11-6: Relay Board Control Devices ............... 209 Table 11-7: Opto Pickup Board Nominal Output Frequencies ........210 Table 11-8: Analog Output Test Function - Nominal Values Voltage Outputs ....

  • Page 13: M300E Documentation

    Model 300E Carbon Monoxide Analyzer M300E DOCUMENTATION Instruction Manual 1. M300E DOCUMENTATION T-API is pleased that you have purchased the Model 300E Gas Filter Correlation Carbon Monoxide Analyzer. The documentation for this instrument is available in several different formats: Printed format.

  • Page 14: Using This Manual

    M300E DOCUMENTATION Model 300E Carbon Monoxide Analyzer Instruction Manual 1.1. Using This Manual This manual has the following data structures: 1.0 Table of Contents Outlines the contents of the manual in the order the information is presented. This is a good overview of the topics covered in the manual. There is also a List of Tables and List of Figures.
  • Page 15 Model 300E Carbon Monoxide Analyzer M300E DOCUMENTATION Instruction Manual 8.0 EPA Protocol Calibration Specific information regarding calibration requirements for analyzers used in EPA monitoring. 9.0 Maintenance Descriptions and schedule for certain preventative maintenance procedure that should be regularly performed on you instrument to keep it in peak operating condition.
  • Page 16 M300E DOCUMENTATION Model 300E Carbon Monoxide Analyzer Instruction Manual INTENTIONALLY BLANK P/N 04288 Rev: A...

  • Page 17: Specifications, Agency Approvals, And Warranty

    Model 300E Carbon Monoxide Analyzer Specifications, Agency Approvals, and Instruction Manual Warranty 2. SPECIFICATIONS, AGENCY APPROVALS, AND WARRANTY 2.1. Specifications Table 2–1: Model 300E Specifications Ranges User selectable to any full scale range from 0-1 ppm to 0-1000 ppm Measurement Units ppb, ppm, µg/m...

  • Page 18: Epa Equivalency Designation

    Warranty Instruction Manual 2.2. EPA Equivalency Designation Advanced Pollution Instrumentation, Inc., Model 300E Carbon monoxide Analyzer is designated as Reference Method Number EQOA-0992-087 as defined in 40 CFR Part 53, when operated under the following conditions: Range: Any range from 10 ppm to 50 ppm Ambient temperature range of 10 to 40°C...

  • Page 19: Warranty

    Model 300E Carbon Monoxide Analyzer Specifications, Agency Approvals, and Instruction Manual Warranty 2.3. Warranty Warranty Policy (02024c) Prior to shipment, T-API equipment is thoroughly inspected and tested. Should equipment failure occur, T-API assures its customers that prompt service and support will be available.
  • Page 20 Specifications, Agency Approvals, and Model 300E Carbon Monoxide Analyzer Warranty Instruction Manual INTENTIONALLY BLANK P/N 04288 REV: A...

  • Page 21: Getting Started

    Lift the cover straight up. Do not slide backwards. NOTE Some versions of the 300E CO Analyzer may have a spring loaded fastener at the top center of the rear panel and as many as eight screws (four per side) fastening the top cover to the chassis.

  • Page 22: Figure 3-1: Removal Of Shipping Screws

    Getting Started Model 300E Carbon Monoxide Analyzer Instruction Manual 4. Inspect the interior of the instrument to make sure all circuit boards and other components are in good shape and properly seated. 5. Check the connectors of the various internal wiring harnesses and pneumatic hoses to make sure they are firmly and properly seated.

  • Page 23: Electrical Connections

    Model 300E Carbon Monoxide Analyzer Getting Started Instruction Manual 8. VENTILATION CLEARANCE: Whether the analyzer is set up on a bench or installed into an instrument rack, be sure to leave sufficient ventilation clearance. MINIMUM REQUIRED AREA CLEARANCE Back of the instrument 4 in.
  • Page 24 A4 (Spare) Ground Not Available The default analog output voltage setting of the 300E CO Analyzer is 0 – 5 VDC with a range of 0 – 50 ppm. TO change these settings, see Sections 6.4 and 6.5 If you wish utilize the analyzer’s Status Outputs to interface with a device that accepts logic-level digital inputs, such as Programmable Logic Controllers (PLC’s) they are accessed via a 12-pin connector on the analyzer’s rear panel...
  • Page 25 Model 300E Carbon Monoxide Analyzer Getting Started Instruction Manual The pin assignments for the Status Outputs can be found in the table below: Status Output # Condition Definition SYSTEM OK On if no faults are present. On if CO concentration measurement is valid.
  • Page 26 Getting Started Model 300E Carbon Monoxide Analyzer Instruction Manual CONTROL IN CONTROL IN 5 VDC Power Supply External Power Connections Local Power Connections Status Input # On Condition Definition REMOTE ZERO The Analyzer is placed in Zero Calibration mode. The mode field of the display will read ZERO CAL R.

  • Page 27: Pneumatic Connections

    Model 300E Carbon Monoxide Analyzer Getting Started Instruction Manual 3.1.2. Pneumatic Connections: CAUTION CARBON MONOXIDE (CO) IS A TOXIC GAS. Obtain a Material Safety Data Sheet (MSDS) for this material. Read and rigorously follow the safety guidelines described there. Do not vent calibration gas and sample gas into enclosed areas.

  • Page 28: Table 3-1: Inlet Outlet Nomenclature

    Getting Started Model 300E Carbon Monoxide Analyzer Instruction Manual Table 3–1: Inlet Outlet Nomenclature Rear Panel Label Function Connect a gas line from the source of Sample Gas here. Sample Calibration gasses are also inlet here on units without Zero/Span/Shutoff Valve Options installed.

  • Page 29: Figure 3-3: Basic Pneumatic Connections Flow Diagram

    Model 300E Carbon Monoxide Analyzer Getting Started Instruction Manual Once the appropriate pneumatic connections have been made, check all pneumatic fittings for leaks using a procedure similar to that defined in Section 9.3.3. No Valve Options Installed Source of Calibrated...

  • Page 30: Figure 3-4: Pneumatic Connections Flow Diagram W/ Valve Options

    Getting Started Model 300E Carbon Monoxide Analyzer Instruction Manual Source of Source of Option 50 SAMPLE Gas SAMPLE Gas VENT if input is pressurized Certified CO Gas Sample MODEL Pressure Span VENT 300E Vent Span MODEL 701 Zero Air Generator...

  • Page 31: Figure 3-5: Example Pneumatic Connections Flow Diagram Through Gas Dilution

    Zero Air and Span Gas must be connected to the calibrator whose output is then connected to the Pressure Span inlet on the Rear Panel of the instrument. Figure 3-5 depicts the pneumatic set up in this sort of application of a Model 300E CO Analyzer with Zero/Span Valve Option 50 installed.

  • Page 32: Initial Operation

    Getting Started Model 300E Carbon Monoxide Analyzer Instruction Manual 3.2. Initial Operation If you are unfamiliar with the M300E theory of operation, we recommend that you read Section 10 before proceeding. For information on navigating the analyzer’s software menus, see the menu trees described in Appendix A.

  • Page 33: Warm Up

    Model 300E Carbon Monoxide Analyzer Getting Started Instruction Manual Press the CLR key to clear the SYSTEM RESET warning. The display should look like this: SAMPLE RANGE=50.0 PPM CO=00.00 <TST TST> SETUP NOTE: The word SAMPLE in the upper right corner of the display may flash on and off for several minutes as the unit warms up.

  • Page 34: Functional Check

    Getting Started Model 300E Carbon Monoxide Analyzer Instruction Manual To View and Clear the various warning messages press: SAMPLE WHEEL TEMP WARNING CO = XX.XX TEST deactivates Warning TEST SETUP Messages MSG activates Warning SAMPLE RANGE=50.0 PPM CO = XX.XX Messages.

  • Page 35: Initial Calibration Procedure

    Span Gas is a gas specifically mixed to match the chemical composition of the type of gas being measured at near full scale of the desired measurement range. In the case of CO measurements made with the TAPI Model 300E Gas Filter Correlation Carbon Monoxide Analyzer it is recommended that you use a gas calibrated to have a CO content equaling 80% of the range of compositions being measured.
  • Page 36 Getting Started Model 300E Carbon Monoxide Analyzer Instruction Manual Set the Analog Output Range of the M300E SAMPLE RANGE = 50.0 PPM CO = < TST TST > CAL SETUP SETUP C.3 CFG DAS RNGE PASS CLK MORE EXIT SETUP C.3...
  • Page 37 Model 300E Carbon Monoxide Analyzer Getting Started Instruction Manual Set the expected CO span gas concentration SAMPLE RANGE = 50.0 PPM CO = < TST TST > SETUP This sequence causes the M300E to prompt for the expected CO span concentration.
  • Page 38 < TST TST > ENTR CONC EXIT If either the ZERO or SPAN buttons fail to appear see Section 9 for EXIT to Return to the Main troubleshooting tips. SAMPLE Display The Model 300E Analyzer is now ready for operation P/N 04288 REV: A...

  • Page 39: Figure 3-6: Assembly Layout

    Model 300E Carbon Monoxide Analyzer Getting Started Instruction Manual NOTE Once you have completed the above set-up procedures, please fill out the Quality Questionnaire that was shipped with your unit and return it to T-API. This information is vital to our efforts in continuously improving our service and our products.
  • Page 40 Getting Started Model 300E Carbon Monoxide Analyzer Instruction Manual INTENTIONALLY BLANK P/N 04288 REV: A...

  • Page 41: Frequently Asked Questions

    The following is a list from the T-API Customer Service Department of the most commonly asked questions relating to the Model 300E CO Analyzer. How do I get the instrument to zero / Why is the zero key not displayed? See Section 11.3.4 Inability to zero.
  • Page 42 Frequently Asked Questions Model 300E Carbon Monoxide Analyzer Instruction Manual How do I measure the sample flow? Sample flow is measured by attaching a calibrated rotameter, wet test meter, or other flow-measuring device to the sample inlet port when the instrument is operating.

  • Page 43: Optional Hardware And Software

    5. OPTIONAL HARDWARE AND SOFTWARE This section includes a brief description of the hardware and software options available for the Model 300E Gas Filter Correlation Carbon Monoxide Analyzer. For assistance with ordering these options please contact the Sales department of Teledyne –...

  • Page 44: Zero/Span/Shutoff Valve Option 50

    Optional Hardware and Software Model 300E Carbon Monoxide Analyzer Instruction Manual 5.2.1. Zero/Span/Shutoff Valve Option 50 Vent here if Input is Pressurized Option 50 Sample Filter Orifice Shut Off Valve Sample Pressure Span Chamber Sample/Cal Valves Vent Span Zero/Span Valve...

  • Page 45: Zero/Span Valve Option 51

    Model 300E Carbon Monoxide Analyzer Optional Hardware and Software Instruction Manual 5.2.2. Zero/Span Valve Option 51 Vent here if Input is Pressurized Option 51 Sample Filter Orifice Shut Off Valve Sample Pressure Span Chamber Sample/Cal Valve Vent Span Zero/Span Valve...

  • Page 46: Zero/Span Valve Option 53

    Optional Hardware and Software Model 300E Carbon Monoxide Analyzer Instruction Manual This Valve Option is intended for applications where Zero Air is supplied by a Zero Air Generator like the T-API Model 701 and Span Gas are being supplied by Gas Dilution Calibrator Like the T-API Model 700 or 702.

  • Page 47: Table 5-1: Valve Option Operating States

    Model 300E Carbon Monoxide Analyzer Optional Hardware and Software Instruction Manual Table 5–1: Valve Option Operating States OPTION MODE VALVE CONDITION Sample/Cal Open to SAMPLE inlet SAMPLE Zero/Span Open to IZS inlet Shutoff Closed Sample/Cal Open to ZERO/SPAN Valve ZERO CAL...

  • Page 48: Current Loop Option

    Optional Hardware and Software Model 300E Carbon Monoxide Analyzer Instruction Manual 5.3. Current Loop Option This option adds isolated, voltage-to-current conversion circuitry to the analyzers Analog Outputs enabling them to produce current loop signals. This option may be ordered separately for each Analog Output. It can be installed at the factory or added later.

  • Page 49: Multidrop, Rs-232 Option

    5.6. Dilution Ratio Option The Dilution Ration Option is a software option that is designed for applications where the Sample gas is diluted before being analyzed by the Model 300E. Typically this occurs in Continuous Emission Monitoring (CEM) applications where the quality of gas in a smoke stack is being tested and the sampling method used to remove the gas from the stack dilutes the gas.
  • Page 50 Optional Hardware and Software Model 300E Carbon Monoxide Analyzer Instruction Manual INTENTIONALLY BLANK P/N 04288 REV: A...

  • Page 51: Operating Instructions

    CALS SETUP FAULT POWER GAS FILTER CORRELATION ANALYZER - MODEL 300E ADVANCED POLLUTION INSTRUMENTATION, INC. Figure 6–1: Front Panel Display The Mode Field of the Front Panel Display indicates to the user which operating mode the unit is currently running. Besides SAMPLE and SETUP, other modes the...

  • Page 52: Sample Mode

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual Table 6–1: Mode Field of the Display Mode Meaning SAMPLE Sampling normally, flashing indicates adaptive filter is on. SAMPLE A Indicates that unit is in SAMPLE Mode and AUTOCAL feature is activated.

  • Page 53: Warning Message Display

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.2.1. Warning Message Display The most common and serious instrument failures will activate Warning Messages that are displayed on the analyzer’s Front Panel. These are: Message Meaning SYSTEM RESET The computer has rebooted.

  • Page 54: Table 6-2: Test Functions Defined

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual Table 6–2: Test Functions Defined Display Parameter Units Meaning Title Range RANGE The Full Scale limit at which the output range of the PPB, PPM, analyzer’s ANALOG OUTPUTS are currently set.

  • Page 55: Calibration Functions

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual To view the TEST Functions press the following Key sequence: SAMPLE RANGE = 50.0 MGM CO =XX.XX < TST TST > SETUP RANGE STABIL CO MEAS CO REF M/R Ratio SAMPLE PRES...

  • Page 56: Set-Up Mode

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual If the instrument includes one of the available Zero/Span Valve options the Sample Mode display will also include CALZ and CALS keys. Pressing either of these keys also put the instrument into Cal Mode. The CALZ key is used to initiate a calibration of the analyzer’s Zero Point.

  • Page 57: Table 6-3: Password Levels

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual There are three levels of password protection, which correspond to operator, maintenance, and configuration functions. Each level allows access to the all of the previous levels functions. Table 6–3: Password Levels...

  • Page 58: Configuration Information (Cfg)

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual Example: If all passwords are enabled, the following keypad sequence would be required to enter the SETUP menu: SAMPLE RANGE = 50.0 PPM CO =XX.XX < TST TST > CAL SETUP...

  • Page 59: Time Of Day Clock (Clk)

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.3.5. Time of Day Clock (CLK) The M300E has a time of day clock that supports the AutoCal timer, time of day TEST function, and time stamps on most COM port messages. To set the time-of-...
  • Page 60 Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual In order to compensate for CPU clocks which run fast or slow, there is a variable to speed up or slow down the clock by a fixed amount every day. To change this...

  • Page 61: Communications Menu (Comm)

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.3.6. Communications Menu (COMM) The M300E comes with 2 serial communications ports located on the rear panel. The serial communication ports can be configured to use several different communications protocols. By default the COM1 port is setup to use RS-232 and...
  • Page 62 Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual To access the VARS menu press: SAMPLE RANGE = 50.0 PPM CO = < TST TST > CAL SETUP SETUP C.3 CFG DAS RNGE PASS CLK MORE EXIT SETUP C.3 Exit at Any...

  • Page 63: Analog Outputs - Range Configuration

    0-20, 2-20, or 4-20 mA operation. 6.4.1. Physical Range vs. Measurement Range Functionally, the Model 300E Gas Filter Correlation CO Analyzer has one hardware Physical Range that is capable of determining CO concentrations between 0 ppm and 1000 ppm. This architecture improves reliability and accuracy by avoiding the need for extra, switchable, gain-amplification circuitry.

  • Page 64: A1 & A2 Measurement Range Modes

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.4.2. A1 & A2 Measurement Range Modes The first step in configuring the A1 and A2 outputs is to choose a Measurement Range mode. There are three analog output range modes to choose from: Single range mode sets a single maximum range for the analog output.

  • Page 65: A1 & A2 Single Range Mode

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual To select the Analog Output Range Type press: SAMPLE RANGE = 50.0 PPM CO = SETUP < TST TST > CAL SETUP C.3 RNGE CFG DAS PASS CLK MORE EXIT SETUP C.3...

  • Page 66: A1 & A2 Dual Range Mode

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual SAMPLE RANGE = 50.0 PPM CO = < TST TST > CAL SETUP SETUP C.3 CFG DAS RNGE PASS CLK MORE EXIT SETUP C.3 RANGE CONTROL MENU MODE SET UNIT EXIT...
  • Page 67 Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual For example: The Low range can be set for a span of 0-150 ppm while the high range is set for 0-50 ppm. When the instrument’s range mode is set to Dual or Auto, a second set of slope and offset parameters is used for computing the concentration for the high range.

  • Page 68: A1 & A2 Auto Range Mode

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.4.5. A1 & A2 Auto Range Mode When the Auto Range mode is selected, the instrument reports the same data with the same measurement span on both the A1 and A2 outputs, but automatically switches both outputs back and forth between a user selected Low Range and a user selected High Range depending on the level of the CO concentration.

  • Page 69: Setting The Measurement Range Unit Type

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.4.6. Setting the Measurement Range Unit Type The M300E can display concentrations in ppb, ppm, ug/m , mg/m units. Changing units affects all of the COM port values, and all of the display values for all Measurement Ranges.

  • Page 70: Test Channel Output

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.4.7. TEST Channel Output When activated the TEST Analog Output channel cam be used to report the real- time value of one of several of the Test Function viewable from the SAMPLE mode display.

  • Page 71: Using The Dilution Option

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual The Test Functions available to be reported are: Table 6–5: Test Functions available to the TEST Analog Output Channel Test Channel Zero Full Scale NONE Test Channel is turned off CO MEASURE...

  • Page 72: Analog Outputs - Electronic Configuration

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual STEP 3: SET DILUTION RATIO FACTOR – SAMPLE RANGE = 50.0 PPM CO = < TST TST > CAL SETUP SETUP C.3 CFG DAS RNGE PASS CLK MORE EXIT SETUP C.3...

  • Page 73: Table 6-6: Analog Output Voltage Range Min/Max

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual Table 6–6: Analog Output Voltage Range Min/Max Range Span Minimum Output Maximum Output 0-100 mVDC -5 mVDC 105 mVDC 0-1 VDC -0.05 VDC 1.05 VDC 0-5 VDC -0.25 VDC 5.25 VDC 0-10 VDC -0.5 VDC...

  • Page 74: Voltage Output Range Selection And Offset Adjustment

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual ANALOG Figure 6–2: Analog Output Pin Assignments 6.5.1. Voltage Output Range Selection and Offset Adjustment To select an output signal level or add a DC offset to one of the analyzer Analog...

  • Page 75: Current Loop Output Span And Offset Adjustment

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.5.2. Current Loop Output Span and Offset Adjustment A Current Loop Option may be purchased for each of the Analog outputs of the analyzer. This option places circuitry in series with the output of the D-to A converter on the Mother Board.
  • Page 76 Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual To adjust the a zero and span signal levels of the Current Outputs, press: FROM ANALOG I/O CONFIGURATION MENU DIAG ANALOG I / O CONFIGURATION Exit to Return to the main...

  • Page 77: Diagnostic Mode (Diag)

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual An alternative method for setting up the Current Loop outputs is to connect a 250 ohm ±1% resistor across the current loop output in lieu of the current meter. Using a Voltmeter connected across the resistor follow the procedure above but adjust the output for the following values: Table 6–9: Current loop Output Check...
  • Page 78 Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual To access the DIAG functions press: SAMPLE RANGE = 50.0 PPM CO = SETUP < TST TST > CAL Press Exit at SETUP C.3 Any Time to Return to Main CFG DAS RNGE PASS CLK...

  • Page 79: Signal I/O Diagnostic Functions

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.6.1. Signal I/O Diagnostic Functions The signal I/O diagnostic mode allows access to the digital and analog I/O in the analyzer. Some of the digital signals can be controlled through the keyboard. See Appendix A for a complete list of the parameters available for review under this menu.

  • Page 80: Analog Output Step Test

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.6.2. Analog Output Step Test This test can be used to assure the analog outputs are calibrated and working properly. The test forces the A1, A2 and A3 analog output channels to produce signals ranging 0% to 100% of whatever the range in which they are set in 20% increments.

  • Page 81: Analog I/O Configuration

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.6.3. Analog I/O Configuration Table 6–11: DIAG – Analog I/O Functions Manual Sub Menu Function Section AIN A/C FREQUENCY Sets the analyzer firmware for the frequency of the line power 6.6.3.1 supplied to the instrument (changing this requires the A/D to be recalibrated (see below).
  • Page 82 Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.6.3.1. AIN A/C Frequency To switch the analyzer’s line power frequency press: STARTING FROM DIAGNOSTIC MENU (see Section 6.6) DIAG ANALOG I / O CONFIGURATION PREV NEXT ENTR EXIT AIN A/C FREQUENCY:...
  • Page 83 Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.6.3.3. AOUT Calibration STARTING FROM DIAGNOSTIC MENU (see Section 6.6) DIAG ANALOG I / O CONFIGURATION Exit at Any Time to Return PREV NEXT ENTR EXIT to the main DIAG Menu...

  • Page 84: Electric Test

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.6.4. Electric Test The Electric test function substitutes simulated signals for CO MEAS and CO REF, generated by circuitry on the Sync/Demod Board, for the output of the IR Photo- Detector. While in this mode the user can also view the same Test Functions viewable from the main SAMPLE display.

  • Page 85: Dark Calibration Test

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.6.5. Dark Calibration Test The Dark Calibration Test interrupts the signal path between the IR Photo-Detector and the remainder of the Sync/Demod Board circuitry. This allows the instrument to compensate for any voltage levels inherent in the Sync/Demod circuitry that might effect the calculation of CO concentration.

  • Page 86: Flow Calibration

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.6.6. Flow Calibration This procedure allows the user to calibrate the flow sensing circuitry of the analyzer to match the flow reported by an independent flow meter connected to the Sample inlet of the analyzer.

  • Page 87: Control Inputs

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual The pin assignments for the Status Outputs are: Table 6–12: Status Output Pin Assignments Status Output # Condition Definition SYSTEM OK On if no faults are present. On if CO concentration measurement is valid.

  • Page 88: Figure 6-5: Control Inputs

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual Table 6–13: Control Input Pin Assignments Status Input # On Condition Definition REMOTE ZERO The Analyzer is placed in Zero Calibration mode. The mode field of the display will read ZERO CAL R.

  • Page 89: Serial Interfaces

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.8. Serial Interfaces The M300E has two serial interface ports COM-A and COM-B. Both ports operate identically and give the user the ability to communicate with, issue commands to, and receive data from the analyzer via an external computer system or terminal.

  • Page 90: Serial I/O Physical Connections

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.8.2. Serial I/O Physical Connections There are two connectors DB-9 connectors on the M300E Rear Panel. COM-A is populated with a male connector, COM-B with a female connector. T-API offers two mating cables one of which should be applicable for your use: db-9 female to db-9 pin female –...

  • Page 91: Dte Versus Dce Communication

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual Table 6–14: COM-A and COM-B Default Pin Assignments PIN # COM-A (RS-232) COM-B (RS-485) COM-B (RS-232) Not Used Not Used Not Used TRANSMIT DATA* DATA+ TRANSMIT DATA RECEIVE DATA* DATA- RECEIVE DATA...

  • Page 92: Setting The Serial I/O Communication Mode

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.8.5. Setting the Serial I/O Communication Mode The analyzer has several operation modes available to use with its Serial I/O communication ports. These are: Table 6–15: COMM Port Communication Modes Mode...
  • Page 93 Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual To select a set of Communication Modes for a one of the COMM Ports: press: SAMPLE RANGE = 50.0 PPM CO = < TST TST > CAL SETUP SETUP C.4 CFG DAS RNGE PASS CLK...

  • Page 94: Setting The Serial I/O Baud Rate

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.8.6. Setting the Serial I/O Baud Rate To select the baud rate one of the COM Ports, press: SAMPLE RANGE = 50.0 PPM CO = < TST TST > CAL SETUP SETUP C.4...

  • Page 95: Testing The Serial I/O

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.8.7. Testing the Serial I/O The serial communications port can be tested in the COMM menu. This test sends a string of 256 ASCII ‘w’ characters to via the selected COMM port. While the test is running the red LED on Rear Panel of the analyzer should flicker.

  • Page 96: Operating The Analyzer From A Terminal Or Computer

    6.9. Operating the Analyzer from a Terminal or Computer The model 300E has imbedded in its software a variety of commands which allow the user to turn various functions on and off, calibrate the instrument, manipulate data files and perform other tasks from a remote terminal or computer via the RS-232 COM ports.

  • Page 97: Obtaining Help

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.9.1. Obtaining Help Table 6–17: Terminal Mode Help Commands Command Function ? [ID] CR This command prints a complete list of available commands along with the definitions of their functionality to the display device of the terminal, computer being used.

  • Page 98: Data Types

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual COMMAND à Command Designator: This string is the name of the command being issued (LIST, ABORT, NAME, EXIT, etc.). Some commands may have additional arguments that define how the command is to be executed.

  • Page 99: Asynchronous Status Reporting

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual Text strings are used to identify iDAS data channels and parameters as well as Setup Variables These types of variables often include numbers or spaces within their names that make them easy for the user to understand, but difficult for the instrument to recognize unless they’re enclosed in quotes.

  • Page 100: Connecting The Analyzer To A Modem

    Once the cable has been connected, check to make sure the DTE-DCE is in the correct position. Also make sure the model 300E COM port(s) are set for a Baud Rate (see Section 6.8.5) that is compatible with your device and that your device operates with an 8-bit word length wit one stop bit.
  • Page 101 Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual To change this setting press: SAMPLE RANGE = 50.0 PPM CO = SETUP < TST TST > CAL SETUP C.4 CFG DAS RNGE PASS CLK MORE EXIT EXIT returns SETUP C.4...

  • Page 102: Serial Port Password Security Feature

    Instruction Manual 6.9.6. Serial Port Password Security Feature In order to provide security for applications where the model 300E is being remotely accessed via a modem or a public telephone line, the LOGON feature can be set to require a password to before the instrument will accept commands. This is done by turning on the SECURITY MODE (see Section 6.8.4).

  • Page 103: Apicom

    Operating Instructions Instruction Manual 6.9.7. APIcom APIcom, available on request or by download at http://www.teledyne-api.com/, is an easy-to-use yet powerful interface program that allows the user to control access and control any on of T-API's main line of ambient and stack-gas instruments from a remote location.

  • Page 104: The Internal Data Acquisition System (Idas)

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.10. The Internal Data Acquisition System (iDAS) The analyzer contains a flexible and powerful built in Data Acquisition System (iDAS) that enables the analyzer to store concentration data as well as many diagnostic parameters.

  • Page 105: Disabling The Idas

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.10.2. Disabling the iDAS You can disable the iDAS only by setting the CHANNEL ENABLED property of each data channel to OFF or by deleting all the channels. 6.10.3. iDAS Record Structure Each iDAS record file is comprised of three principal objects: data parameters, triggering events, and data channels.

  • Page 106: Table 6-20: Idas Data Channel Properties

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual Table 6–20: iDAS Data Channel Properties Initial Property Description Setting Range Setting NAME The data channel’s name (for reports and RS- “NONE” Up to 6 letters and 232 access). digits. TRIGGERING...

  • Page 107: Table 6-21: Idas Data Parameter Functions

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual Table 6–21: iDAS Data Parameter Functions Function Name Effect PARAMETER Instrument-specific data point name. SAMPLE MODE INST: Records instantaneous reading. AVG: Records average reading during reporting interval. MIN: Records minimum reading during reporting interval.

  • Page 108: Default Idas Channels

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.10.3.3. Triggering Events Triggering Events define when the iDAS makes a records a measurement of the data parameters selected. Some examples of Triggering events are: Sampling at Regular Intervals: Most trending information can be stored §...

  • Page 109: Figure 6-6: Default Idas Channels Setup

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual The Channel Properties. Triggering Events and Data Parameters/Functions for these default channels are: LIST OF DATA CHANNELS LIST OF PARAMETERS Menu button sequence: Menu button sequence: SETUP-DAS-EDIT-PASSWORD-ENTR -EDIT-PARAMETERS-EDIT-YES PARAMETER: O3CNC1 NAME: CONC...

  • Page 110: Viewing Existing Data Channels

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.10.5. Viewing Existing Data Channels The data in the default Data Channels can be viewed through the following keystroke sequence: SAMPLE RANGE = 50.0 MGM CO = VIEW KEYPAD FUNCTIONS < TST TST > CAL...

  • Page 111: Configuring The Idas

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.11. Configuring the iDAS 6.11.1. Editing the List of Data Channels To Edit the List of Data Channel, press: SAMPLE RANGE = 50.0 MGM CO = < TST TST > CAL...

  • Page 112: Editing The Data Channel Name

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual When viewing the Data Channels from the Data Channel Edit Menu, the top line of the display gives the user a glimpse of the configuration of that Channel as follows: CHANNEL NO.

  • Page 113: Editing The Data Channel Trigger Event

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.11.3. Editing the Data Channel Trigger Event To edit the list of Data Parameters associated with a specific Data Channel, press: FROM THE DATA CHANNEL PASSWORD MENU Edit Data Channel Menu SETUP C.3...

  • Page 114: Adding Or Deleting Data Parameters

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.11.4. Adding or Deleting Data Parameters To add or delet a Data Parameter to a Data Channel, press: FROM THE DATA CHANNEL PASSWORD MENU Edit Data Channel Menu SETUP C.3 0) CONC:...

  • Page 115: Configuring The Data Parameter Functions

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.11.5. Configuring the Data Parameter Functions To configure the parameters for a specific Data Parameter, press: FROM THEEDIT DATA PARAMETER MENU SETUP C.3 0) PARAM=DETREP, MODE=INST EDIT PREV NEXT EXIT SETUP C.3 PARAMETERS: DETREF SET>...

  • Page 116: Editing The Data Channel Report Period

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.11.6. Editing the Data Channel Report Period FROM THE DATA CHANNEL PASSWORD MENU Edit Data Channel Menu SETUP C.3 0) CONC: ATIMER, Exits to the Main Data Acquisition PREV NEXT EDIT...

  • Page 117: Selecting The Data Channel Number Of Records

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.11.7. Selecting the Data Channel Number of Records FROM THE DATA CHANNEL PASSWORD MENU Edit Data Channel Menu SETUP C.3 0) CONC: ATIMER, Exits to the Main Data Acquisition PREV NEXT...

  • Page 118: Turning The Rs-232 Report Function On/Off

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.11.8. Turning the RS-232 Report Function On/Off FROM THE DATA CHANNEL PASSWORD MENU Edit Data Channel Menu SETUP C.3 0) CONC: ATIMER, Exits to the Main Data Acquisition PREV NEXT EDIT...

  • Page 119: Disabling/Enabling The Data Channel

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.11.9. Disabling/Enabling the Data Channel FROM THE DATA CHANNEL PASSWORD MENU Edit Data Channel Menu SETUP C.3 0) CONC: ATIMER, Exits to the Main Data Acquisition PREV NEXT EDIT PRNT EXIT Menu SETUP C.3...

  • Page 120: Turning The Holdoff Feature On/Off

    Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual 6.11.10. Turning the HOLDOFF Feature On/Off For each individual Data Channel the HOLD OFF Feature can be turned ON?OFF by pressing: FROM THE DATA CHANNEL PASSWORD MENU Edit Data Channel Menu SETUP C.3...

  • Page 121: Maximum Number Of Channels, Parameters, And Records

    Model 300E Carbon Monoxide Analyzer Operating Instructions Instruction Manual 6.11.11. Maximum Number of Channels, Parameters, and Records Because the instruments have a finite storage capacity there are some limits on the iDAS’ ability to store data. While there are no hard limits on how many channels and parameters can be programmed into the iDAS, the maximum number of records it can record is 999,999.
  • Page 122 Operating Instructions Model 300E Carbon Monoxide Analyzer Instruction Manual INTENTIONALLY BLANK P/N 04288 REV: A...

  • Page 123: Calibration Procedures

    7. CALIBRATION PROCEDURES This section contains a variety of information regarding the various methods for calibrating a Model 300E Co Analyzer as well as other supporting information. For information on EPA Protocol Calibration please refer to Section 8. This section is organized as follows: SECTION 7.1 –...

  • Page 124: Zero Air And Span Gas

    CALIBRATION PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual 7.1.1. Zero Air and Span Gas To perform the following calibration you must have sources for Zero Air and Span Gas available. Zero Air is similar in chemical composition to the Earth’s atmosphere but scrubbed of all components that might affect the analyzers readings.

  • Page 125: Manual Calibration Without Zero/Span Valves

    7.2. Manual Calibration without Zero/Span Valves This is the basic method for manually calibrating the Model 300E CO Analyzer without functioning Zero/Span Valve options. It is identical to the method described in the GETTING STARTED section of this manual and is repeated her for you convenience.
  • Page 126 CALIBRATION PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual STEP TWO: Set the expected CO Span Gas concentration: SAMPLE RANGE = 50.0 PPM CO = < TST TST > SETUP This sequence causes the M300E to prompt for the expected CO span concentration.
  • Page 127 Model 300E Carbon Monoxide Analyzer CALIBRATION PROCEDURES Instruction Manual STEP THREE: Perform the Zero/Span Calibration Procedure: ACTION: Allow Zero Gas to enter the sample port on the rear of the instrument. SAMPLE RANGE = 50.0 PPM CO = < TST TST >...

  • Page 128: Manual Calibration With Zero/Span Valves

    CALIBRATION PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual 7.3. Manual Calibration with Zero/Span Valves There are four different Zero/Span Valve Option configurations (see Section 5). They all operate identically, differing only in the method used to supply calibration gas to the Analyzer.
  • Page 129 Model 300E Carbon Monoxide Analyzer CALIBRATION PROCEDURES Instruction Manual STEP TWO: Set the expected CO Span Gas concentration: SAMPLE RANGE = 50.0 PPM CO = < TST TST > SETUP This sequence causes the M300E to prompt for the expected CO span concentration.
  • Page 130 CALIBRATION PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual SAMPLE RANGE = 50.0 PPM CO =??.?? < TST TST > CAL CALZ CALS SETUP WAIT 10 MINUTES Or until the reading stabilizes and the ZERO button Analyzer enters is displayed...

  • Page 131: Zero/Span Calibration On Auto Range Or Dual Ranges

    Model 300E Carbon Monoxide Analyzer CALIBRATION PROCEDURES Instruction Manual 7.3.1. Zero/Span Calibration on Auto Range or Dual Ranges If the analyzer is being operated in Dual Range mode or Auto Range mode, then the High and Low ranges must be independently calibrated.

  • Page 132: Automatic Zero/Span Cal/Check (Autocal)

    CALIBRATION PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual 7.4. Automatic Zero/Span Cal/Check (AutoCal) The AutoCal system allows unattended periodic operation of the ZERO/SPAN valve options by using the M300E’s internal time of day clock. AutoCal operates by executing SEQUENCES programmed by the user to initiate the various calibration modes of the analyzer and open and close valves appropriately.
  • Page 133 Model 300E Carbon Monoxide Analyzer CALIBRATION PROCEDURES Instruction Manual The following example sets Sequence #2 to do a Zero-Span Calibration every other day starting at 1 am on September 4, 2001, lasting 15 minutes, without calibration. This will start ½ hour later each iteration.
  • Page 134 CALIBRATION PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual To program the Sequence: SAMPLE CO = XX.XX < TST TST > CAL CALZ CZLS SETUP SETUP C.4 CFG ACAL DAS RNGE PASS CLK MORE EXIT SEQ 1) DISABLED SETUP C.4...
  • Page 135 Model 300E Carbon Monoxide Analyzer CALIBRATION PROCEDURES Instruction Manual CONTINUED FROM PREVIOUS PAGE{ STARTING DATE SETUP C.4 STARTING DATE: 01–JAN–02 Toggle keys to set Day, Month & Year: ENTR EXIT Format : DD-MON-Y SETUP C.4 STARTING DATE: 04–SEP–03 SET> <SET...
  • Page 136 CALIBRATION PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual CONTINUED FROM PREVIOUS PAGE DELTA TIME SETUP C.4 DURATION:15.0 MINUTES <SET SET> EDIT EXIT Toggle keys to set SETUP C.4 DURATION 15.0MINUTES duration for each iteration of the sequence: ENTR EXIT Set in Decimal minutes from 0.1 –...

  • Page 137: Epa Protocol Calibration

    Model 300E Carbon Monoxide Analyzer EPA Protocol Calibration Instruction Manual 8. EPA PROTOCOL CALIBRATION In order to insure that high quality, accurate measurement information is obtained at all times, the analyzer must be calibrated prior to use. A quality assurance...

  • Page 138: Calibration Equipment, Supplies, And Expendables

    EPA Protocol Calibration Model 300E Carbon Monoxide Analyzer Instruction Manual To ensure accurate measurements of the CO levels, the analyzer must be calibrated at the time of installation and re-calibrated as necessary. A general procedure for dynamically calibrating a CO analyzer can be found in 40 CFR 50 Appendix A, the specific procedure for calibrating the M300E is given below.
  • Page 139 Model 300E Carbon Monoxide Analyzer EPA Protocol Calibration Instruction Manual (Section 12 of Q.A. Handbook) LEVEL 1 ZERO AND SPAN CALIBRATION A Level 1 zero and span calibration is a simplified, two-point analyzer calibration used when analyzer linearity does not need to be checked or verified. (Sometimes when no adjustments are made to the analyzer, the Level 1 calibration may be called a zero/span check, in which case it must not be confused with a Level 2 zero/span check.) Since most analyzers have a...

  • Page 140: Performing Epa Calibrations And Checks

    EPA Protocol Calibration Model 300E Carbon Monoxide Analyzer Instruction Manual 8.1.4. Performing EPA Calibrations and Checks The procedures for performing calibrations are indentcial to those decribed in Sections 8.2 and 8.3. If using the AutoCal feature to perform a calibration check, set the CALIBRATE parameter to NO.

  • Page 141: Precision Check

    Model 300E Carbon Monoxide Analyzer EPA Protocol Calibration Instruction Manual 8.1.5. Precision Check A Precision Check must be carried out at least every 2 weeks and consists of a single CO concentration between 8 and 10 ppm of CO gas. The check should be long enough for the M300E to achieve a stable response.

  • Page 142: Calibration Frequency

    EPA Protocol Calibration Model 300E Carbon Monoxide Analyzer Instruction Manual 8.1.6.2. Data Reduction Audit A data reduction audit involves transcribing analyzer data and determining if the collected data is within the control limits, generally ±2 ppm between the analyzer response and the audit value. The resulting values are recorded on the SAROAD form.

  • Page 143: Summary Of Quality Assurance Checks

    Model 300E Carbon Monoxide Analyzer EPA Protocol Calibration Instruction Manual 8.1.8. Summary of Quality Assurance Checks Essential to quality assurance are scheduled checks for verifying the operational status of the monitoring system. Every two weeks a Level 1 zero and span calibration must be made on the analyzer.

  • Page 144: References

    EPA Protocol Calibration Model 300E Carbon Monoxide Analyzer Instruction Manual Miscalibrated span gas tanks or bad zero gas Miscalibrated sample pressure transducer Failed IR detector, gas filter wheel or Sync/Demod Board Contaminated optical bench or sample lines 8.2. References Calibration of Carbon monoxide Reference Methods, Code of Federal Regulations, Title 40, Part 50, Appendix C.

  • Page 145: Maintenance Schedule & Procedures

    Model 300E Carbon Monoxide Analyzer MAINTENANCE SCHEDULE & PROCEDURES Instruction Manual 9. MAINTENANCE SCHEDULE & PROCEDURES Predictive diagnostic functions including failure warnings and alarms built into the analyzer’s firmware allow the user to determine when repairs are necessary without performing painstaking preventative maintenance procedures. There are, however, a minimal number of simple procedures that when performed regularly will ensure that the analyzer continues to operate accurately and reliably over its the lifetime.

  • Page 148: Predicting Failures Using The Test Functions

    MAINTENANCE SCHEDULE & PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual 9.2. Predicting Failures Using the Test Functions The Test Functions can be used to predict failures by looking at how their values change over time. Initially it may be useful to compare the state of these Test Functions to the values recorded on the printed record of the final calibration performed on your instrument at the factory, p/n 04307.

  • Page 149: Maintenance Procedures

    Model 300E Carbon Monoxide Analyzer MAINTENANCE SCHEDULE & PROCEDURES Instruction Manual 9.3. Maintenance Procedures The following procedures are to be performed periodically as part of the standard maintenance of the Model 300E. 9.3.1. Replacing the Sample Particulate Filter The particulate filter should be inspected often for signs of plugging or contamination.

  • Page 150: Rebuilding The Sample Pump

    MAINTENANCE SCHEDULE & PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual Replace the filter, being careful that the element is fully seated and centered in the bottom of the holder. Re-install the PTFE o-ring with the notches up, the glass cover, then screw on the retaining ring and hand tighten.
  • Page 151 Model 300E Carbon Monoxide Analyzer MAINTENANCE SCHEDULE & PROCEDURES Instruction Manual 9.3.3.2. Pressure Leak Check If you can’t locate the leak by the above procedure, use the following procedure. Obtain a leak checker similar to the T-API part number 01960, which contains a small pump, shut-off valve, and pressure gauge.

  • Page 152: Performing A Sample Flow Check

    MAINTENANCE SCHEDULE & PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual 9.3.4. Performing a Sample Flow Check CAUTION Always use a separate calibrated flow meter capable of measuring flows in the 0 – 1000 cc/min range to measure the gas flow rate though the analyzer.

  • Page 153: Flow Calibration

    Model 300E Carbon Monoxide Analyzer MAINTENANCE SCHEDULE & PROCEDURES Instruction Manual 9.3.5. Flow Calibration Once an accurate measurement has been recorded by the method described above, adjust the analyzer’s internal flow sensors by pressing: SAMPLE RANGE = 50.0 PPM CO = SETUP <...

  • Page 154: Cleaning The Optical Bench

    MAINTENANCE SCHEDULE & PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual 9.3.6. Cleaning the Optical Bench The M300E sensor assembly and optical bench is complex and delicate. Disassembly and cleaning is not recommended. Please check with the factory before disassembling the optical bench.

  • Page 155: Theory Of Operation

    THEORY OF OPERATION Instruction Manual 10. THEORY OF OPERATION The Model 300E Gas Filter Correlation Carbon Monoxide Analyzer is a microprocessor-controlled analyzer that determines the concentration of Carbon Monoxide (CO) in a sample gas drawn through the instrument. It requires that...

  • Page 156: Measurement Method

    In the case of the Model 300E, carbon monoxide (CO). α...

  • Page 157: Gas Filter Correlation

    CO. To overcome the interfering effects of these, as well as other, gases the Model 300E adds another component to the IR Light path called a Gas Filter Correlation (GFC) Wheel (see Figure 10-2).

  • Page 158: Figure 10-3: Measurement Fundamentals With Gfc Wheel

    Figure 10-3) that results in the output of the detector resembling a square wave. The Model 300E determines the amount of CO in the sample chamber by computing the ratio between the peak of the Measurement pulse (CO MEAS) and the peak of the Reference Pulse (C0 REF).

  • Page 159: Figure 10-4: Affect Of Co In The Sample On Co Meas & Co Ref

    Sample Chamber than CO REF and the ratio between them (M/R) to move closer to 1:1 as the concentration of CO in the Sample Chamber increases. Once the Model 300E has computed this ratio, a look-up table is used, with interpolation, to linearize the response of the instrument. This linearized...

  • Page 160: Figure 10-5: Effects Of Interfering Gas On Co Meas & Co Ref

    THEORY OF OPERATION Model 300E Carbon Monoxide Analyzer Instruction Manual is Shifted IR shining through both cells is effected equally by interfering gas in the Sample Chamber Figure 10-5: Effects of Interfering Gas on CO MEAS & CO REF If an interfering gas, such as CO...

  • Page 161: Pneumatic Operation

    PUMP Flow Sensor (Sample Flow) Figure 10-7: Model 300E Pneumatic Operation An internal pump evacuates the sample chamber creating a small vacuum that draws sample gas into the analyzer. Normally the analyzer is operated with its inlet near ambient pressure either because the sample is directly drawn at the inlet or a small vent is installed at the inlet.

  • Page 162: Critical Flow Orifice

    THEORY OF OPERATION Model 300E Carbon Monoxide Analyzer Instruction Manual By placing the pump down stream from the sample chamber several problems are avoided. First the pumping process heats and compresses the sample air complicating the measurement process. Additionally, certain physical parts of the pump itself are made of materials that might chemically react with the sample gas.

  • Page 163: Sample Flow Sensor

    This sensor is mounted to a printed circuit board with the Sample Pressure sensor on the sample chamber; see previous section and Figure 3.6. 10.2.5. Particulate Filter The Model 300E Gas Filter Correlation Carbon Monoxide Analyzer comes equipped with a 47 mm diameter, Teflon, particulate filter with a 5 micron pore size. NOTE Replacing this filter with another type is not recommended.

  • Page 164: Electronic Operation

    TEC Control Status & Source Control WHEEL SYNC Photo- TEMP Drive detector DEMOD Detector Output Motor Wheel Optical Schmidt Bench Trigger Wheel Heater Segment Sensor Bench Heater M / R Sensor Figure 10-8: 300E Electronic Block Diagram P/N 04288 Rev: A...
  • Page 165 Model 300E Carbon Monoxide Analyzer THEORY OF OPERATION Instruction Manual At its heart the analyzer is a microcomputer (CPU) that controls various internal processes, interprets data, makes calculations, and reports results using specialized firmware developed by T-API. It communicates with the user as well as receives data from and issues commands to a variety of peripheral devices via a separate printed circuit assembly called the Mother Board.

  • Page 166: Cpu

    Instruction Manual 10.3.2. CPU The Model 300E’s CPU is a, low power (5 VDC, 0.8A max), high performance, 386- based microcomputer running MS-DOS. Its operation and assembly conform to the PC/104 Specification version 2.3 for embedded PC and PC/AT applications. It has 2 MB of DRAM on board and operates at 40MHz over an internal 32-bit data and address bus.
  • Page 167 Model 300E Carbon Monoxide Analyzer THEORY OF OPERATION Instruction Manual Wheel Temperature: To minimize the effects of temperature variations caused by the near proximity of the IR Source to the GFC Wheel on the gases contained in the wheel, it is also raised to a high temperature level. Because the IR Source itself is very hot, the set point for this heat circuit is 68°C.

  • Page 168: Figure 10-9: Gfc Light Mask

    THEORY OF OPERATION Model 300E Carbon Monoxide Analyzer Instruction Manual KEY: Detection Beam shining through MEASUREMENT side of GFC Wheel Detection Beam shining through REFERENCE side of GFC Wheel IR Detection Ring Segment Sensor Ring M/R Sensor Ring Figure 10-9: GFC Light Mask...

  • Page 169: Synchronous Demodulator (Sync/Demod) Assembly

    Model 300E Carbon Monoxide Analyzer THEORY OF OPERATION Instruction Manual Schmidt Triggers: To ensure that the waveforms produced by the Segment Sensor and the M/R Sensor are properly shaped and clean, these signals are passed through a set of Schmidt Triggers circuits.

  • Page 170: Figure 10-11: 300E Sync / Demod Block Diagram

    Phase Lock Status LED Status LED Figure 10-11: 300E Sync / Demod Block Diagram Signal Synchronization and Demodulation The signal emitted by the IR Photo-Detector goes through several stages of amplification before it can be accurately demodulated. The first is a pre- amplification stage that raises the signal to levels readable by the rest of the Synch/Demod Board circuitry.

  • Page 171: Figure 10-12: Sample & Hold Timing

    Model 300E Carbon Monoxide Analyzer THEORY OF OPERATION Instruction Manual The workhorses of the Sync/Demod Board are the four Sample-and-Hold circuits that capture various voltage levels found in the amplified detector signal needed to determine the value of CO MEAS and CO REF. They are activated by logic signals...
  • Page 172 THEORY OF OPERATION Model 300E Carbon Monoxide Analyzer Instruction Manual Phase Lock Warning In order to detect critical fault conditions such as a failure of either the Segment Sensor or the GFC Wheel motor, the Synch/Demod Board also performs a simple check of the above signal synchronization to make sure everything is operation.

  • Page 173: Relay Board

    Model 300E Carbon Monoxide Analyzer THEORY OF OPERATION Instruction Manual Electric Test Switch When active this circuit generates a specific waveform intended to simulate the function of the IR Photo-Detector but with a known set of value which is substituted for the detector’s actual signal via the Dark Switch.

  • Page 174: Figure 10-13: Location Of Relay Board Status Led's

    THEORY OF OPERATION Model 300E Carbon Monoxide Analyzer Instruction Manual Status LED’s Eight LED’s are located on the Analyzer’s Relay board to show the current status on the various control functions performed by the Relay Board (see Figure 6-8). They are: Table 10–1: Relay Board Status LED’s...

  • Page 175: Mother Board

    Model 300E Carbon Monoxide Analyzer THEORY OF OPERATION Instruction Manual Watch Dog Circuitry Special circuitry on the Relay Board watches the status of LED D1. Should this LED ever stay ON or OFF for 30 seconds, the Watchdog Circuit will automatically shut of all valves as well as turn off the IR Source and all heaters.
  • Page 176 THEORY OF OPERATION Model 300E Carbon Monoxide Analyzer Instruction Manual CO MEASURE AND REFERENCE: These are the primary signals that are used in the computation of the CO concentration. They are the demodulated IR-Sensor signals from the Sync demodulator board.
  • Page 177 Model 300E Carbon Monoxide Analyzer THEORY OF OPERATION Instruction Manual Both of these channels output a signal that is proportional to the CO concentration of the Sample Gas. The DAS and REC outputs can be slaved together or set up to operated independently.

  • Page 178: Power Supply/ Circuit Breaker

    THEORY OF OPERATION Model 300E Carbon Monoxide Analyzer Instruction Manual C Data Bus An I C data bus is used to communicate data and commands between the CPU and the Keyboard/Display Interface and the Relay Board. I C is a two-wire, clocked, digital serial I/O bus that is used widely in commercial and consumer electronic systems.

  • Page 179: Interface

    Model 300E Carbon Monoxide Analyzer THEORY OF OPERATION Instruction Manual ON/OFF SWITCH AC POWER Pressure ENTRANCE Display Sensors Keypad PS 1 (+5 VDC; ±15 VDC) RELAY BOARD Mother Board AC POWER PS 2 (+12 VDC) DC POWER Sync/Demod IR Source...

  • Page 180: Figure 10-15: Interface Block Diagram

    THEORY OF OPERATION Model 300E Carbon Monoxide Analyzer Instruction Manual COM-A RS – 232 Back Panel Connectors RS – 232 or RS – 485 COM-B Mother Optional Ethernet Board Interface Status Outputs: 1 – 8 PC/104 BUS Control Inputs: 1 – 6...

  • Page 181: Figure 10-16: Front Panel

    CALZ CALS SETUP FAULT POWER GAS FILTER CORRELATION ANALYZER - MODEL 300E ADVANCED POLLUTION INSTRUMENTATION, INC. Figure 10-16: Front Panel Display The main display of the analyzer is an Vacuum Florescent Display with two lines of 40 text characters each. Information is organized in the following manner:...

  • Page 182: Software Operation

    Front Panel States LED’s There are three status LED’s located in the upper right corner of the Model 300E’s Front Panel. Table 10-2: Front Panel Status LED’s...

  • Page 183: Adaptive Filter

    Model 300E Carbon Monoxide Analyzer THEORY OF OPERATION Instruction Manual DOS Shell API FIRMWARE Analyzer Operations Memory Handling Calibration Procedures PC/104 BUS IDAS Records Configuration Procedures Calibration Data Autonomic Systems System Status Data Diagnostic Routines ANALYZER HARDWARE Interface Handling Sensor input Data...

  • Page 184: Calibration - Slope And Offset

    THEORY OF OPERATION Model 300E Carbon Monoxide Analyzer Instruction Manual 10.5.2. Calibration - Slope and Offset Calibration of the analyzer is performed exclusively in software. During instrument calibration (see Sections 7 and 8) the user enters expected values for Zero and Span via the Front Panel Keypad and commands the instrument to make readings of calibrated sample gases for both levels.

  • Page 185: Internal Data Acquisition System (Idas)

    Model 300E Carbon Monoxide Analyzer THEORY OF OPERATION Instruction Manual 10.5.4. Internal Data Acquisition System (iDAS) The iDAS is designed to implement “predictive diagnostics” that stores historical trending data so users can anticipate when an instrument will require service. The stored data is in a form that makes it easy to process with another computer application and plot graphically.
  • Page 186 THEORY OF OPERATION Model 300E Carbon Monoxide Analyzer Instruction Manual INTENTIONALLY BLANK P/N 04288 Rev: A...

  • Page 187: Troubleshooting & Repair Procedures

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual 11. TROUBLESHOOTING & REPAIR PROCEDURES This section contains a variety of methods for identifying the source of performance problems with the analyzer. Also included in this section are procedures that are used in repairing the instrument.

  • Page 188: Interpreting Warning Messages

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual Check for gas flow problems such as clogged or blocked internal/external gas lines, damaged seals, punctured gas lines, a damaged pump diaphragm, etc. Follow the procedures defined in Section 11.5 for confirming that the analyzers basic components are working (power supplies, CPU, Relay Board, Sync/Demod Board, Keypad, GFC Wheel Motor, etc.).

  • Page 189: Figure 11-1: Viewing And Clearing Warning Messages

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual To View or Clear the various warning messages press: SAMPLE WHEEL TEMP WARNING CO = XX.XX TEST deactivates Warning Messages until New warning(s) TEST SETUP are activated MSG activates Warning SAMPLE RANGE=50.0 PPM...
  • Page 190 TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual Warning Fault Condition Possible Causes Message FRONT PANEL The CPU is unable to WARNING only appears on Serial I/O COM Port(s) WARN Communicate with the Front Panel Display will be frozen, blank or will not respond.

  • Page 191: Fault Diagnosis With Test Functions

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual Warning Fault Condition Possible Causes Message § Frequency problem with the AC Mains. SYSTEM RESET The computer has This message occurs at power on. rebooted. If it is confirmed that power has not been interrupted: §...

  • Page 192: Table 11-2: Test Functions - Indicated Failures

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual Table 11-2: Test Functions - Indicated Failures Test Indicated Failure(s) Functions As Displayed) Time of Day clock is too fast or slow TIME § To adjust see Section 7.3.6.

  • Page 193: Using The Diagnostic Signal I/O Function

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual Test Indicated Failure(s) Functions As Displayed) If the Box Temperature is out of range, check fan in the Power Supply Module. Areas to the BOX TEMP side and rear of instrument should allow adequate ventilation. See Table 11-1 for BOX TEMP WARNING.

  • Page 194: Figure 11-2: Example Of Signal I/O Function

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual SAMPLE RANGE = 50.0 PPM CO = < TST TST > CAL SETUP SETUP CFG DAS RNGE PASS CLK MORE EXIT SETUP COMM VARS DIAG HALT EXIT SETUP ENTER DIAG PASS: 818...

  • Page 195: Internal Electronic Status Led's

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual 11.1.4. Internal Electronic Status LED’s Several LED’s are located inside the instrument to assist in determining if the analyzers CPU, I C bus and Relay Board, GFC wheel and the Sync/Demodulator Board are functioning properly.

  • Page 196: Figure 11-4: Sync/Demod Board Status Led Locations

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual 11.1.4.2. Sync Demodulator Status LED’s Two LED’s located on the Sync/Demod Board and are there to make it obvious that the GFC Wheel is spinning and the synchronization signals are present:...

  • Page 197: Figure 11-5: Relay Board Status Leds

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual 11.1.4.3. Relay Board Status LED’s DC VOLTAGE TEST STATUS LED’s POINTS RELAY PCA PN 04135 Figure 11-5: Relay Board Status LEDs There are eight LED’s located on the Relay Board. The most important of which is D1, which indicates the health of the I C bus.
  • Page 198 TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual Signal I/O Parameter Function Diagnostic Technique Activated By View Result Wheel WHEEL_HEATER WHEEL_TEMP Voltage displayed should change. Yellow Heater If not: § Failed Heater § Faulty Temperature Sensor § Failed AC Relay §...

  • Page 199: Gas Flow Problems

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual § Failed Sync/Demod Board § Faulty Connectors/Wiring 11.2. Gas Flow Problems In general, flow problems can be divided into three categories: Flow is too high Flow is greater than zero, but is too low, and/or unstable...
  • Page 200 TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual If gas flows through the instrument when it is disconnected from its sources of Zero Air, Span Gas or Sample Gas, the flow problem is most likely not internal to the analyzer.

  • Page 201: Calibration Problems

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual To determine which is the case, view the Sample Pressure and Sample Flow functions on the front panel. If the sample pressure is reading abnormally low, then the cause is likely a flow obstruction upstream of the flow sensor. First, check the sample filter and make sure it is not plugged and then systematically check all the other components upstream of the orifice to ensure that they are not obstructed.

  • Page 202: Non-Repeatable Zero And Span

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual Contaminated Zero gas. This can cause either a positive or negative offset § and will indirectly affect the slope. If contaminated with CO it will cause a positive offset, if contaminated with excess CO or H O a negative offset.

  • Page 203: Inability To Zero - No Zero Key

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual Make sure that the expected Span Gas Concentration entered into the instrument during calibration is correct Span gas concentration too different from expected span value. This can be viewed via the RNG Menu (see Section 6.4).
  • Page 204 TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual Sample Temperature The Sample Temperature should closely track the Bench temperature. If it does not, locate the sensor, which is located at the midpoint of the optical bench in a brass fitting.

  • Page 205: Excessive Noise

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual 2. Assuming that the I C bus is working and that there is no other failure with the Relay board, the solid-state relay (K1) on the Relay Board (see Figure 10-2) may have failed.

  • Page 206: Subsystem Checkout

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual Detector failure – caused by failure of the hermetic seal or over-temperature due to poor heat sinking of the detector can to the optical bench. In addition to increased noise due to poor signal-to-noise ratio, another indicator of detector failure is a drop in the signal levels of the CO Measure signal and CO Reference signal.

  • Page 207: Dc Power Supply

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual If the unit is set for 230 VAC and is plugged into 115VAC, or 100VAC the § sample pump will not start, and the heaters will not come up to temperature.

  • Page 208: I 2 C Bus

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual 11.5.3. I C Bus Operation of the I C bus can be verified by observing the behavior of D1 on the Relay Board in conjunction with the performance of the front panel display.

  • Page 209: Sensor Assembly

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual If the front panel display responds to key presses and D1 on the Relay Board § is NOT flashing then either the wiring between the Keyboard and the Relay Board is bad, or the Relay Board is bad.

  • Page 210: Table 11-7: Opto Pickup Board Nominal Output Frequencies

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual 3. With the analyzer connected to zero air, Measure between TP11 (Measure) and analog ground, and TP12 (Reference) and analog ground. If they are similar to values recorded on the Factory Data sheet then §...
  • Page 211 Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual 11.5.6.4. IR Source The IR source can be checked using the following procedure: 1. Disconnect the source and check its resistance when cold. When new, the source should have a cold resistance of more than 1.5 Ohms but less than 3.5 Ohms.

  • Page 212: Motherboard

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual 11.5.7. Motherboard 11.5.7.1. A/D Functions The simplest method to check the operation of the A-to-D converter on the motherboard is to use the Signal I/O function under the DIAG Menu to check the two A/D reference Voltages and input signals that can be easily measured with a Voltmeter.

  • Page 213: Table 11-9: Analog Output Test Function - Nominal Values Current Outputs

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual 11.5.7.3. Analog Outputs: Current Loop To verify that the Analog outputs with the optional current mode output are working properly, connect a 250 ohm resistor across the outputs and use a voltmeter to measure the output as described in Section 6.5.2 and then perform an...

  • Page 214: Cpu

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual Table 11-10: Status Outputs Check Status (left to right) SYSTEM OK CONC VALID HIGH RANGE ZERO CAL SPAN CAL DIAG MODE SPARE SPARE 11.5.7.5. Control Inputs – Remote Zero, Span The control input bits can be tested by the following procedure: 22.

  • Page 215: Communications

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual There is no activity from the primary RS-232 port (COM-A) on the rear § panel even if “? <ret>” is pressed. In some rare circumstances this failure may be caused by a bad IC on §...

  • Page 216: Repair Procedures

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual 11.5.9.2. Troubleshooting Analyzer/Modem or Terminal Operation These are the general steps for troubleshooting problems with a modem connected to a T-API analyzer. Check Cables for proper connection to the modem, terminal or computer.

  • Page 217: Repairing Sample Flow Control Assembly

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual 11.6.1. Repairing Sample Flow Control Assembly The Critical Flow Orifice is housed in the Flow Control Assembly (T-API part number: 001760400) located on the top of the optical bench. A sintered filter...

  • Page 218: Removing/Replacing The Gfc Wheel

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual Pneumatic Connector, Male 1/8” (P/N FT_70 Spring (P/N HW_20) Sintered Filter (P/N FL_01) Critical Flow Orifice (P/N 00094100) O-Ring (P/N OR_01) Purge Housing (P/N 000850000) Figure 11-6: Critical Flow Restrictor Assembly Disassembly 11.6.2.

  • Page 219: Figure 11-7: Removing The Gfc Sensor Heater Cover

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual 29. Remove the TWO (2) screws holding protective metal cover over Wheel Temperature Sensor and the GFC Wheel Heater. 30. Carefully remove the cover and the stand-offs located between the cover ands the GFC Wheel Housing.

  • Page 220: Figure 11-8: Removing The Opto-Pickup Assembly

    TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual Opto-Pickup Figure 11-8: Removing the Opto-Pickup Assembly 33. Remove the THREE (3) screws holding the GFC Wheel Housing to the GFC Motor Heatsink. 34. Carefully remove the GFC housing.

  • Page 221: Disk-On-Chip Replacement Procedure

    Model 300E Carbon Monoxide Analyzer TROUBLESHOOTING & REPAIR PROCEDURES Instruction Manual 35. Remove the ONE (1) screw fastening the GFC Wheel/Mask assembly to the GFC Motor Hub. 36. Remove the GFC Wheel. GFC FILTER MASK GFC FILTER WHEEL Figure 11-10: Removing the GFC Wheel Follow the previous steps in reverse order to put the GFC Wheel/Motor assembly back together.
  • Page 222 TROUBLESHOOTING & REPAIR PROCEDURES Model 300E Carbon Monoxide Analyzer Instruction Manual INTENTIONALLY BLANK P/N 04288 Rev: A...
  • Page 223 Model 300E Carbon Monoxide Analyzer Instruction Manual APPENDIX A – Software Version-Specific Documentation APPENDIX A-1 - Software Menu Trees and Index APPENDIX A-2 - Setup Variables Available Via Serial I/O APPENDIX A-3 - Warning Messages and Test Measurements Available Via...
  • Page 224 Model 300E Carbon Monoxide Analyzer Instruction Manual INTENTIONALLY BLANK Appendix A P/N 04288 REV: A...
  • Page 225 Model 300E Spare Parts 009600400 Model 300, 320 47MM Filter Expendables Kit KNF Pump Model #NO5ATI 040350100 Model 300E Level 1 Spare Parts Kit for 10 Units 040360100 Model 300E Spares Kit for 1 Unit 043020000 Model 300E, SNs >99 Recommended Spare Part Stocking Levels...
  • Page 226 Model 300E Carbon Monoxide Analyzer Instruction Manual INTENTIONALLY BLANK Appendix B P/N 04288 REV: A...
  • Page 227 Model 300E Carbon Monoxide Analyzer Instruction Manual APPENDIX C – Test Functions and Repair Questionnaire for M300E Document # Title 04305 Test Functions and Repair Questionnaire for M300E SNs <100 P/N 04288 REV: A Appendix C...
  • Page 228 Model 300E Carbon Monoxide Analyzer Instruction Manual INTENTIONALLY BLANK Appendix C P/N 04288 REV: A...
  • Page 229 Model 300E Carbon Monoxide Analyzer Instruction Manual APPENDIX D – ELECTRONIC SCHEMATICS, INTERCONNECTION DRAWING AND INTERCONNECTION LIST Document # Document Title 04217 Interconnect List - M300E SNs >=100 04216 Interconnect Drawing - M300E SNs >=100 04136 PCA, 04135, Relay Driver & Source Supply...
  • Page 230 Model 300E Carbon Monoxide Analyzer Instruction Manual INTENTIONALLY BLANK Appendix D P/N 04288 REV: A...
  • Page 231 Interconnect List, M300E, SNs 100 and greater Revision Description Checked Date Initial release Corrections: dropped +12V & +12V return from 03648, corrected +12V & Cgnd on 03829, cable 04238 to 036490100, corrected incorrect TO PN on 036490100 from 03134 (relay board) to 04135, added L &...
  • Page 232 Interconnect List, M300E, SNs 100 and greater FROM Cable PN Signal Assembly Assembly 036490100 AC Line Power Entry Power Switch AC Neutral Power Entry Power Switch Power Grnd Power Entry Shield Power Grnd Power Entry Chassis AC Line Switched Power Switch PS2 (+12) AC Neu Switched Power Switch...
  • Page 233 Interconnect List, M300E, SNs 100 and greater FROM Cable PN Signal Assembly Assembly 03829 DGND Relay 04135 1 Motherboard 040690100 Relay 04135 2 Motherboard 040690100 AGND Relay 04135 3 Motherboard 040690100 +15V Relay 04135 4 Motherboard 040690100 AGND Relay 04135 5 Motherboard 040690100 -15V...
  • Page 234 Interconnect List, M300E, SNs 100 and greater FROM Cable PN Signal Assembly Assembly 04104 Keyboard 03795 1 Relay 04135 DGND Keyboard 03795 2 Relay 04135 Keyboard 03795 3 Relay 04135 Keyboard 03795 5 Relay 04135 Keyboard 03795 6 Relay 04135 DGND Keyboard 03795...
  • Page 235 Interconnect List, M300E, SNs 100 and greater FROM Cable PN Signal Assembly Assembly 04146 DGND Opto Pickup 04088 1 Sync Demod 03296 Segmentg Gate Opto Pickup 04088 2 Sync Demod 03296 No Connection Opto Pickup 04088 3 Sync Demod 03296 DGND Opto Pickup 04088...
  • Page 237 JP1 Configurations JP4 Configuration Spare Powered: 7-14 Standard Pumps World Pumps 60 Hz: 3-8 60Hz/100-115V: 3-8, 4-9, 2-7 AC_Line 100V: 1-8, 5-12, 3-10, 4-11 50 Hz: 2-7, 5-10 50Hz/100-115V: 3-8, 4-9, 2-7, 5-10 115V: 6-13, 2-9, 3-10 60Hz/220-240V: 3-8, 1-6 AC_Neutral 230V: 6-2, 11-4 50Hz/220-240V: 3-8, 1-6, 5-10...
  • Page 238 C11 100pf +5V RETURN IS A SEPARATE GROUND DGND PREAMP RETURN, IT MUST BE RUN DIRECTLY BACK TO JP2-1. (30 MIL TRACE WIDTH) +15V_A VBIAS V= 50-55 VOLTS +5V RETURN R18 10K VCC TP Power, Minifit, 10 Pin VBIAS 499K See Page 3 for Bias supply 0.1/100V, Film +15V...
  • Page 239 -15V_A C22 1.0, Poly DG444 1.0, Poly +15V_A TP11 PREAMP OUT R401M R9 100k R11 100K LF444 619K U10A DG444 PREAMP_ENAB' 1000PF/50V, 0805 100K +15V_A 100K COMEAS TO A/D LF444 0.22, Poly 0.22, Poly LF444 LF444 -15V_A MEAS_1 -15V_A DG444 TP10 +5VREF U10B...
  • Page 240 V= 65 +/- 1 VOLTS BIAS SUPPLY +15V_B 0.01, 100V, CERAMIC LM78L12ACM(8) 0.01, 100V, CERAMIC VBIAS 1N4148 1N4148 1N4148 1N4148 100/100V, ELECTROLYTIC 10/35V, tantalum 0.1, Ceram 0.01, 100V, CERAMIC R3 39.2k +15V_B 0.1, Ceram +15V_A 0.01, 100V, CERAMIC F= 19-27 Khz LF351 0.1, Ceram 0.1, Ceram...
  • Page 241 74HC154 J101A DIGIO0 PC104 DIGIO1 J108 DIGIO2 74HC32 DIGIO3 DIGIO4 TEMP DACV WRDAC VFPROG TP44 J102 CHGAIN VFREAD 0X32C 74HC574 74HC541 RN16 0X32F 47Kx8 0.15 uF, ceramic ENAB2 74HC74 47k, 5% 74HC688 MICROFIT-16 IOCHRDY U51D I2C_RESET ADDR=0x360 (DEFAULT) ADDR = 0x320 (JP1 INSTALLED) 2.2K, 5% 74HC08 TP56...
  • Page 242 J1010 DB9 FEMALE RS-GND1 RTS1 CTS1 TV ARRAY SMDA15LCC LED, GRN, smt 1206 LED, RED, smt 1206 R111 TX for Com1 RX for Com1 -15V 10k, 1% 4.9K, 5% 4.9K, 5% J1013 DCE side of switch is side towards pin 1, RTS0 CTS0 RS-GND0...
  • Page 243 ISOLATED 0-20MA OPTIONAL BOARDS ANALOG VOLTAGE & CURRENT OUTPUTS +15V TP21 -15V +15V 10000 pF 10000 pF 10000 pF 10000 pF 0.15 uF, ceramic U29A FE BEAD DAC RANGE & OFFSET PROGRAM OP-AMP, PRECISION DUAL VREF J1020 IDC-8 10000 pF 10000 pF 10000 pF 10000 pF...
  • Page 244 +15V RN14 +15V 100Kx8 -15V +15V J109 ANALOG INPUTS RN15 100Kx8 0.15 uF, ceramic 0.15 uF, ceramic 10 uF, 35V, TANTALUM R45 induces an OP-AMP, PRECISION IN 1 offset in analog IN 2 signal to give a 0.15 uF, ceramic 1M, 1%, 1206 CHIP IN 3 +VSS...
  • Page 245 +15V +5VANA BYPASS CAPS MUST BE WITHIN ON/OFF 1/2" OF THE + C60 REGULATOR 10 uF, 35V, TANTALUM LP2981IM5 INPUT/OUTPUT PINS 1 uF D[0..7] +5VANA +15V MAX382CWN THERMISTER TEMPMUX +VSS THERMISTER1 IN 1 THERMISTER2 IN 2 THERMISTER3 IN 3 THERMISTER4 IN 4 THERMISTER5 IN 5...
  • Page 246 CONTROL INPUTS 510x8 15Kx8 DIGIO0 PS2702-4 J1004 EXTERNAL CONTROL L22 FE BEAD 74HC541 D[0..7] TERMBLOCK-10 10000 pF EXT_+5V_OUT 10000 pF 330 pF, 50V 330 pF, 50V PS2702-4 330 pF, 50V 330 pF, 50V L25 FE BEAD Place these termination resistors at the end of each data line.
  • Page 247 DIGITAL OUTPUTS RN10 510x8 PS2702-4 TP19 10000 pF SHDN SHDN 74HC574 10000 pF DIGIO2 74HC32 L46 FE BEAD J1017 A STATUS OUTPUTS PS2702-4 D[0..7] L47 FE BEAD TERMBLOCK-12 10000 pF FE BEAD 10000 pF RESETTABLE FUSE, 0.3A, 60V FE BEAD RN12 510x8 DIODE, SCHOTTKY...
  • Page 248 DIGITAL OUTPUTS 510x8 PS2702-4 SHDN SHDN 10000 pF U59C 74HC574 DIGIO0 10000 pF 74HC32 L31 FE BEAD J1008 PS2702-4 D[0..7] CONTROL OUTPUTS L35 FE BEAD CO_EXT_RET TERMBLOCK-14 L59 FE BEAD EXTERNAL CONNECTOR 10000 pF SOLDER SIDE 510x8 10000 pF 10000 pF PS2702-4 SHDN U20A...
  • Page 249 +12V ISO_+15V VREF SENSE 1000PF VRADJ SSENSE VIN(10) GATEDRV TESTPOINT MOSFETP +VS1 +VS2 TESTPOINT OFFADJ VREFIN OFFADJ VIN(5V) SPAN VOUT OPA277 IOUT+ 16MA 4.75K 9.76K 1N914 XTR110 220PF IOUT- IOUT- VIN- IOUT+ VIN+ -VS1 GND1 -VS2 GND2 ISO124 HEADER 4X2 +12V -12V +15V...
  • Page 250 MAINT_LED_V+ KEYBOARD, LED & HORN .1uF + C6 10uF KBD_A0 KBD_A1 KBD_A2 74C923 MAINT_SW LANG_SELCT GRN LED YEL LED PCF8575 RI-1000 ONLY RED LED LED 4 Layout Instructions: LED 5 LED 6 1. Minimum trace width 8 mil would like to have 10 HORN mil traces if possible.
  • Page 251 MAINT_LED_V+ KEYBOARD, LED & HORN .1uF + C6 KBD_A0 10uF KBD_A1 KBD_A2 74C923 MAINT_SW LANG_SELCT GRN LED YEL LED PCF8575 RI-1000 ONLY RED LED LED 4 Layout Instructions: LED 5 LED 6 1. Minimum trace width 8 mil would like to have HORN 10 mil traces if possible.
  • Page 253 150K 1.0uF 150K 1.0uF OPB804 MC74HC132A MC74HC132A 151K 1.0uF 150K OPB804 MC74HC132A MC74HC132A Schematics for PWB 04087 The information herein is the APPROVALS property of API and is and PCA 04088 submitted in strictest con- DRAWN DATE OPTO-INTERRUPTER fidence for reference only. 4/30/01 Unauthorized use by anyone for any other purposes is...

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