Download
Share
Print this page
Thermo Scientific iQ Series Instruction Manual
  1. Manuals
  2. Brands
  3. Thermo Scientific Manuals
  4. Measuring Instruments
  5. iQ Series
  6. Instruction manual

Thermo Scientific iQ Series Instruction Manual

Trace level no-no2-nox analyzer
Hide thumbs Also See for iQ Series:

Advertisement

Quick Links

Download this manual
42iQTL
Instruction Manual
Trace Level NO-NO
-NO
Analyzer
2
x
119019-00 • 1April2020

Advertisement

loading
Need help?

Need help?

Do you have a question about the iQ Series and is the answer not in the manual?

Questions and answers

Related Manuals for Thermo Scientific iQ Series

Summary of Contents for Thermo Scientific iQ Series

  • Page 1 42iQTL Instruction Manual Trace Level NO-NO Analyzer 119019-00 • 1April2020...

  • Page 3: Table Of Contents

    Contents Chapter 1 Introduction ......................1-1     iQ Series Instrument Platform............. 1-1   Principle of Operation ................ 1-3   Specifications ..................1-5   Dimensions ..................1-6   Chapter 2 Installation and Setup ..................2-1     Unpacking and Inspection ..............2-1  ...
  • Page 4   Update Bootloader ............... 3-135   Chapter 4 Calibration ......................4-1     Equipment Required ................4-2   Zero Gas Generator................4-2   Compression ................. 4-2   Drying ..................4-2   Oxidation ..................4-2   42iQTL Instruction Manual Thermo Scientific...
  • Page 5 Reset Bkg to 0.000 and Span Coef to 1.000 ........4-25   Zero/Span Schedule ................4-26   Next Time ..................4-26   Period .................... 4-26   Zero/Span/Purge Duration Minutes ..........4-26   Schedule Averaging Time ............... 4-27   Thermo Scientific 42iQTL Instruction Manual...
  • Page 6 DMC Converter Replacement ............7-39   Converter Assembly Board Replacement ........7-40   Converter Cartridge Heater Replacement ........7-41   DMC Ozonator ................7-43   Ozonator and Transformer Removal ..........7-43   Ozonator Replacement ..............7-44   42iQTL Instruction Manual Thermo Scientific...
  • Page 7 Analog Output Calibration .............. 9-6   Analog Output Zero Calibration ........... 9-7   Analog Output Full Scale Calibration ........... 9-9   Digital I/O Board ................9-11   Digital Inputs ................9-11   Digital Relay Switches ..............9-13   Thermo Scientific 42iQTL Instruction Manual...
  • Page 8 List of Tables..................B-3   Appendix C GNU Lesser General Public License ............C-1     GNU Lesser General Public License ........... C-1   Appendix D Standards for Trace Level Analyzers ............D-1     viii 42iQTL Instruction Manual Thermo Scientific...

  • Page 9: Chapter 1 Introduction

    The iQ Series GUI runs on a 7” color touchscreen display. The ● GUI is highly flexible and can be customized to enable a tailored...

  • Page 10: Figure 1-1. 42Iqtl Front

    Introduction iQ Series Instrument Platform experience to simplify daily operations. Custom designed ePort software allows remote access to the analyzer with a PC. The ePort control mirrors the same GUI look and feel as the instrument touchscreen providing a speedy and familiar operational experience.

  • Page 11: Principle Of Operation

    The difference between the concentrations is used to calculate the NO concentration. The 42iQTL outputs NO, NO , and concentrations to the front panel display and the analog outputs, and also makes the data available over the serial or Ethernet connection. Thermo Scientific 42iQTL Instruction Manual...

  • Page 12: Figure 1-2. 42Iqtl Flow Schematic

    Introduction Principle of Operation Figure 1–2. 42iQTL Flow Schematic Figure 1–3. 42iQTL Flow Schematic with Zero Span 42iQTL Instruction Manual Thermo Scientific...

  • Page 13: Specifications

    1 RS-232/485 port 1 RS-485 External Accessory port Other Ports 3 Full Speed USB ports (one in front, two in rear) 1 Gigabit Ethernet port Communication Protocols MODBUS, Bayern Hessen, Streaming Approvals and Certifications CE, TUV-SUD Safety Thermo Scientific 42iQTL Instruction Manual...

  • Page 14: Dimensions

    Introduction Dimensions Dimensions Figure 1–4. Bench Mount Assembly (dimensions in inches [mm]) 42iQTL Instruction Manual Thermo Scientific...

  • Page 15: Figure 1-5. Rack Mount Assembly (Dimensions In Inches [Mm])

    Introduction Dimensions Figure 1–5. Rack Mount Assembly (dimensions in inches [mm]) Thermo Scientific 42iQTL Instruction Manual...

  • Page 16: Figure 1-6. Rack Mount Requirements

    Introduction Dimensions Figure 1–6. Rack Mount Requirements Figure 1–7. Rack Requirements Part 2 42iQTL Instruction Manual Thermo Scientific...

  • Page 17: Installation And Setup

    1” on page 2-2.) 3. Check for possible damage during shipment. 4. Check that all connectors and circuit boards are firmly attached. 5. Re-install the cover. 6. Remove any protective plastic material from the case exterior. Thermo Scientific 42iQTL Instruction Manual 2-1...

  • Page 18: Cover Removing And Replacing

    2. Press in both latches located on top cover and hold while pulling up to remove. Set upright. Figure 2–1. Removing the Cover 3. To replace, align cover and drop in. Latches will automatically snap in place. 42iQTL Instruction Manual Thermo Scientific...

  • Page 19: Mounting Options

    ● Bench Mount Positioned on bench, includes installing feet. See Figure 2–2. Equipment required: Slot drive, 5/16-inch 1. Fasten feet in position 1 or 2 to fit to the desired depth. Figure 2–2. Installing Feet Thermo Scientific 42iQTL Instruction Manual...

  • Page 20: Rack Mount

    2. Unfasten the four 8-32 x 3/16-inch pan head screws. 3. Slide ears outwards. 4. Use the same four 8-32 x 3/16-inch pan head screws to secure it. 5. Install the handles with the four 8-32 x 3/16-inch flat head screws. 42iQTL Instruction Manual Thermo Scientific...

  • Page 21: Figure 2-4. Installing Ears And Handles

    Installation and Setup Mounting Options Figure 2–4. Installing Ears and Handles Thermo Scientific 42iQTL Instruction Manual...

  • Page 22: Setup Procedure

    Figure 2–7 if gas pressure is greater than atmospheric pressure. ▲ 2. Connect the pump vacuum port (inlet) to the EXHAUST bulkhead (Figure 2–5).   Figure 2–5. Twin-Head Vacuum Pump Installation 42iQTL Instruction Manual Thermo Scientific...
  • Page 23 “Connecting External Devices” on page 9-1 Communications > “Analog I/O” on page 3-59 “Digital I/O” on page 3-61. 7. Plug the instrument into an outlet of the appropriate voltage and frequency. Thermo Scientific 42iQTL Instruction Manual...

  • Page 24: Figure 2-6. 42Iqtl Rear Panel

    Installation and Setup Setup Procedure Icon Here The 42iQTL is supplied with a three-wire grounding cord. Under no circumstances should this grounding system be defeated. ▲ Figure 2–6. 42iQTL Rear Panel Figure 2–7. Atmospheric Dump Bypass Plumbing 42iQTL Instruction Manual Thermo Scientific...

  • Page 25: Startup

    For more information about instrument parameters, see the “Operation” chapter. 4. Before beginning the actual monitoring, perform a multipoint calibration as described in the “Calibration” chapter. Figure 2–8. Front Panel and Touchscreen Display Thermo Scientific 42iQTL Instruction Manual...

  • Page 27: Chapter 3 Operation

    The Status Bar, located at the bottom, includes the Back button, Access Levels, Health Check, Favorites, Date and Time, and Contact Information. Home Screen (single range mode) Title Bar User Interface Status Bar Thermo Scientific 42iQTL Instruction Manual 3-1...
  • Page 28 Operation Instrument Display Home Screen (dual or auto range mode) Title Bar User Interface Status Bar 42iQTL Instruction Manual Thermo Scientific...
  • Page 29 The user will be directed to the favorites screen where the user chooses the button position. To remove a favorite button from the favorites screen, press and hold button for 2 seconds. Clock: Displays current date and time. ● Thermo Scientific 42iQTL Instruction Manual...
  • Page 30 Operation Instrument Display Thermo Scientific Information button: Shows contact information. ● 42iQTL Instruction Manual Thermo Scientific...

  • Page 31: Main Menus And Keypads

     Instrument Setpoints  Adjust NOx Span   Alarm Setpoints Coefficient   Ozonator Safety  Reset Bkg and Span Coef  PMT Supply  Calibration History  Ozonator Supply  Display Setup  Clock  Language Configuration Security Access Levels USB Drive  Firmware Update Via USB  Drive User Contact Information  Download Data to USB Drive  Change USB Password Update Bootloader Thermo Scientific 42iQTL Instruction Manual...

  • Page 32: Numeric Keypad

    Enter a new value using the keypad, and then select the Enter button to set the new value or press the Cancel button to exit the keypad screen and return to the previous screen without saving the value. 42iQTL Instruction Manual Thermo Scientific...

  • Page 33: Alphanumeric Keypad

    Cancel button to exit the keypad screen and return to the previous screen without saving the value. The alphanumeric keypad is only available when the user needs to enter alphabet characters. Thermo Scientific 42iQTL Instruction Manual...
  • Page 34 Operation Instrument Display 42iQTL Instruction Manual Thermo Scientific...

  • Page 35: Calibration

    , and NO span ● coefficients. Zero/Span Schedule: Programs the instrument to perform fully ● automated zero and span checks or adjustments. Advanced Calibration: Calibrates the instrument using manual ● zero/span calibration and provides calibration history. Thermo Scientific 42iQTL Instruction Manual...
  • Page 36 The Calibrate Backgrounds screen contains the following information: Calibrate NO Background: Sets the NO background to zero. ● Calibrate NO Background: Sets the NO background to zero. ● Calibrate Prereactor Background: Sets the Prereactor background to zero ● 3-10 42iQTL Instruction Manual Thermo Scientific...

  • Page 37: Calibrate No, No

    To achieve maximum precision, allow the instrument to stabilize each time input gas is changed and set the averaging time to 300-second averaging. Home Screen>Calibration>Calibrate NO Background Home Screen>Calibration>Calibrate NO Background Thermo Scientific 42iQTL Instruction Manual 3-11...
  • Page 38 Target Prereactor Concentration: Read only. Displays what the ● prereactor concentration value will become when the calibrate button is pressed. Current Prereactor Concentration: Read only. Displays what the current ● prereactor concentration is. 3-12 42iQTL Instruction Manual Thermo Scientific...
  • Page 39 Calculated Prereactor Background: Read only. Displays what the user-set ● prereactor background will become when the calibrate button is pressed. Calibrate: When pressed, updates the background value, making the ● concentration go to zero. Thermo Scientific 42iQTL Instruction Manual 3-13...

  • Page 40: Calibrate Span Coefficients

    300-second averaging. Home Screen>Calibration>Calibrate Span Coefficients (single range mode) Home Screen>Calibration>Calibrate Span Coefficients (dual or auto range mode) 3-14 42iQTL Instruction Manual Thermo Scientific...
  • Page 41 Span Coefficient: Sets the high range NO ● span coefficient when in dual or auto range mode. Calibrate Low Range NO Span Coefficient: Sets the low range NO span ● coefficient when in dual or auto range mode. Thermo Scientific 42iQTL Instruction Manual 3-15...

  • Page 42: Calibrate No, No 2 , And No X Span Coefficient

    To achieve maximum precision, allow the instrument to stabilize each time input gas is changed and set the averaging time to 300-second averaging. Home Screen>Calibration>Calibrate Span Coefficient (single range mode) 3-16 42iQTL Instruction Manual Thermo Scientific...
  • Page 43 Concentration” value is entered, the new calculated NO span coefficient is displayed. Calculated High Range NO Span Coefficient: Read only. After the “Edit ● Span Concentration” value is entered, the new calculated high range NO span coefficient is displayed. Thermo Scientific 42iQTL Instruction Manual 3-17...
  • Page 44 Calculated Low Range NO Span Coefficient: Read only. After the “Edit ● Span Concentration” value is entered, the new calculated low range NO span coefficient is displayed. Calibrate: When pressed, updates the coefficient and the concentration ● should match the span concentration. 3-18 42iQTL Instruction Manual Thermo Scientific...
  • Page 45 Span Duration: Sets how long span gas is sampled by the instrument. ● Purge Duration: Sets how long the purge period will be at the end of ● the schedule. Total Duration: Read only. Displays the total time duration of all ● scheduled events. Thermo Scientific 42iQTL Instruction Manual 3-19...
  • Page 46 1:1. (This means that each time the schedule is run, both the zero duration and span duration occurs.) The zero/span ratio is allowable between 1 to 99. If 99 is chosen, the schedule should only perform the Span on the 99th iteration. 3-20 42iQTL Instruction Manual Thermo Scientific...

  • Page 47: Advanced Calibration

    Home Screen>Calibration>Advanced Calibration The Advanced screen contains the following information: Manual Calibration: The user manually adjusts the background or span ● coefficient. Calibration History: Lists all calibrations performed and calibration ● checks. Thermo Scientific 42iQTL Instruction Manual 3-21...

  • Page 48: Manual Calibration

    Adjust Backgrounds: Allows the user to manually adjust the zero ● backgrounds. Adjust Span Coefficients: Allows the user to manually adjust the span ● coefficients. Reset Bkgs to 0.000 and Span Coef to 1.000: Resets all backgrounds and ● coefficients. 3-22 42iQTL Instruction Manual Thermo Scientific...
  • Page 49 The Adjust Backgrounds screen contains the following information: Adjust NO Background: User manually adjusts zero NO background. ● Adjust NO Background: User manually adjusts zero NO background. ● Adjust Prereactor Background: User manually adjusts zero Prereactor ● background. Thermo Scientific 42iQTL Instruction Manual 3-23...
  • Page 50 300-second averaging. Home Screen>Calibration>Advanced Calibration>Manual Calibration>Adjust Backgrounds>Adjust NO Background Home Screen>Calibration>Advanced Calibration>Manual Calibration>Adjust Backgrounds>Adjust NO Background 3-24 42iQTL Instruction Manual Thermo Scientific...
  • Page 51 Adjusted Prereactor Concentration: Read only. Displays what the ● Prereactor concentration value will become when the calibrate button is pressed. Current Prereactor Concentration: Read only. Displays the current ● Prereactor concentration. Calibrate: When pressed, updates the background. ● Thermo Scientific 42iQTL Instruction Manual 3-25...
  • Page 52 The Adjust Span Coefficients screen contains the following information: Calibrate NO Coefficient: Adjusts the NO coefficient when in single ● range mode. Calibrate NO High Range Coefficient: Adjusts the NO high range ● coefficient when in dual or auto range mode. 3-26 42iQTL Instruction Manual Thermo Scientific...
  • Page 53 High Range Coefficient: Adjusts the NO high range ● coefficient when in dual or auto range mode. Calibrate NO Low Range Coefficient: Adjusts the NO low range ● coefficient when in dual or auto range mode. Thermo Scientific 42iQTL Instruction Manual 3-27...
  • Page 54 To achieve maximum precision, allow the instrument to stabilize each time input gas is changed and set the averaging time to 300-second averaging. Home Screen>Calibration>Advanced Calibration>Manual Calibration>Adjust Span Coefficients>Adjust NO Span Coefficient (single range mode) 3-28 42iQTL Instruction Manual Thermo Scientific...
  • Page 55 Adjusted Low Range NO Concentration: Read only. Shows current low ● range NO concentration when in dual or auto range mode. Calibrate: Calibrates span coefficient by saving the newly adjusted span ● coefficient. Thermo Scientific 42iQTL Instruction Manual 3-29...

  • Page 56: Calibration History

    Event: Lists the type of calibration event. ● Result: Concentration result. ● Target: Concentration setpoint value. ● Units: Displays units for each item. ● Average Time: Averaging time used during the calibration or calibration ● check. 3-30 42iQTL Instruction Manual Thermo Scientific...

  • Page 57: Data

    View Data Log (User Defined Time): User selects the start and end time ● for viewing the data. Table shows most recent data on top. Advanced Data Setup: Allows the user to set up the parameters of how ● the data is stored. Thermo Scientific 42iQTL Instruction Manual 3-31...

  • Page 58: View Data Log (Last Hour)

    ▲ The View Data Log (Last Hour) screen contains the following options: Graph: Displays data graph for the column selected. The graph time ● axis is defined by the data set in the table. 3-32 42iQTL Instruction Manual Thermo Scientific...

  • Page 59: View Data Log (Last 24 Hours)

    The View Data Log (Last 24 Hours) screen contains the following options: Graph: Displays data graph for the column selected. The graph time ● axis is defined by the data set in the table. Thermo Scientific 42iQTL Instruction Manual 3-33...

  • Page 60: View Data Log (User Defined Time)

    Time: Sets time of data logging start time. ● Save Data Logging Start Time: Pressing this button saves the start time ● and follows directly to the end time selection for the data logging screen. 3-34 42iQTL Instruction Manual Thermo Scientific...
  • Page 61 Time button saves the end time and follows directly to the data logging table. Note End time should not be greater than 1 year from start time . ▲ Note The datalogging table is limited to 10,000 points. ▲ Thermo Scientific 42iQTL Instruction Manual 3-35...

  • Page 62: Advanced Data Setup

    The Advanced Data Setup screen contains the following information: Data Logging Setup: User selects the parameters for collecting logged ● data. Streaming Data Setup: User selects the parameters for streaming data to ● a computer in real time. 3-36 42iQTL Instruction Manual Thermo Scientific...

  • Page 63: Data Logging Setup

    When set to minimum or maximum, the minimum or maximum value during the period will be recorded. Erase Data Log Records: Allows the user to erase all values in the data log ● and updates the data logging table. Thermo Scientific 42iQTL Instruction Manual 3-37...
  • Page 64 Use the  and  buttons to scroll through the variables. Select the variables to log by pressing the corresponding cells. Next, press the Commit Changes button to save selections. Yellow buttons indicate that the variable is selected. Home Screen>Data>Advanced>Data Logging Setup>Select Data Logging Variables 3-38 42iQTL Instruction Manual Thermo Scientific...

  • Page 65: Streaming Data Setup

    Show Labels: Toggles on/off. When on, shows variable labels to the left ● of the variable values. Show Timestamp: Toggles on/off. When on, shows timestamp at the ● beginning of each row of data. Thermo Scientific 42iQTL Instruction Manual 3-39...
  • Page 66 Use the  and  buttons to scroll through the variables. Select the variables to log by pressing the corresponding cells. Next, press the Commit Changes button to save selections. Yellow buttons indicate that the variable is selected. Home Screen>Data>Advanced>Streaming Data Setup>Select Streaming Variables 3-40 42iQTL Instruction Manual Thermo Scientific...

  • Page 67: Settings

    USB Drive: User can update instrument firmware, download data, and ● change USB password. User Contact Information: User sets up their contact information. ● Update Bootloader: Used to update bootloader when an update to the ● bootloader is available. Thermo Scientific 42iQTL Instruction Manual 3-41...

  • Page 68: Health Check

    The iQ360 feature is a paid subscription enabling or disabling ● the instrument to send automated emails to technical support when an alarm or alert is triggered. Firmware Version: Shows the instrument’s firmware version. ● 3-42 42iQTL Instruction Manual Thermo Scientific...

  • Page 69: Status And Alarms

    Ozonator: Displays ozonator alarms and faults. ● Converter: Displays NO converter alarms and faults. ● Flow and Pressure: Displays flow and pressure alarms and faults. ● Peripherals Support: Displays peripherals support alarms and faults. ● Thermo Scientific 42iQTL Instruction Manual 3-43...
  • Page 70 Valve and Pump Resets: User can reset valve and pump power. ● Analog I/O: Displays analog input/output alarms and faults. ● Digital I/O: Displays digital input/output alarms and faults. ● Serial Numbers: Displays all the serial numbers for the instrument. ● 3-44 42iQTL Instruction Manual Thermo Scientific...
  • Page 71 Span Conc: Span concentration used in the span calibration or span ● check. Units: Displays units for each item. ● Down: ● Prereactor: Prereactor concentration. ● NO: NO concentration. ● : NO concentration. ● : NO concentration. ● Thermo Scientific 42iQTL Instruction Manual 3-45...
  • Page 72 (compared to the span concentration value). Span concentration shows span setpoint. Note If both the low alarm and high alarms are set to zero, then no alarm will show. ▲ 3-46 42iQTL Instruction Manual Thermo Scientific...
  • Page 73 Chamber Pressure: Displays the current chamber pressure reading. ● Chamber Temperature: Displays the current chamber temperature ● reading. User can adjust low and high alarm limits. Chamber Temp Sensor Short: Displays OK/Fail for chamber ● temperature sensor short. Thermo Scientific 42iQTL Instruction Manual 3-47...
  • Page 74 No voltage rows ever get highlighted. 3.3 V Diagnostic: Displays current voltage readings. Alarm ● limits are not changeable. 5 V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. 3-48 42iQTL Instruction Manual Thermo Scientific...
  • Page 75 12 V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. -12 V Diagnostic: Displays current voltage readings. Alarm ● limits are not changeable. 24 V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. Thermo Scientific 42iQTL Instruction Manual 3-49...
  • Page 76 Board Communication: Displays OK/Fail for board communication ● status. Power Supply: Displays OK/Fail of power supplies. Power supply ● goes red if any voltages are outside their limits. No voltage rows ever get highlighted. 3-50 42iQTL Instruction Manual Thermo Scientific...
  • Page 77 5 V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. 15 V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. 24 V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. Thermo Scientific 42iQTL Instruction Manual 3-51...
  • Page 78 User can adjust low and high alarm limits. Thermocouple Open: Displays OK/Fail for NO thermocouple ● open. Thermocouple Short: Displays OK/Fail for NO thermocouple ● short. Board Communication: Displays OK/Fail for board communication ● status. 3-52 42iQTL Instruction Manual Thermo Scientific...
  • Page 79 3 V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. 3.3 V Diagnostic: Displays current voltage readings. Alarm ● limits are not changeable. 5 V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. Thermo Scientific 42iQTL Instruction Manual 3-53...
  • Page 80 User can adjust low and high alarm limits. Sample Input Pressure: Displays the current sample input pressure ● reading. Instrument Temperature: Displays the current instrument ● temperature reading. User can adjust low and high alarm limits. 3-54 42iQTL Instruction Manual Thermo Scientific...
  • Page 81 3.3V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. 5.0V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. 24V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. Thermo Scientific 42iQTL Instruction Manual 3-55...
  • Page 82 Zero Valve: Displays whether or not the zero valve is activated. ● Span Valve: Displays whether or not the span valve is activated. ● NO/NOx Mode Valve: Displays whether or not the NO/NO mode ● valve is activated. 3-56 42iQTL Instruction Manual Thermo Scientific...
  • Page 83 24V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. 5.0V Step Board 1: Displays OK/Fail. ● 24V Step Board 1: Displays OK/Fail. ● 5.0V Step Board 2: Displays OK/Fail. ● 24V Step Board 2: Displays OK/Fail. ● Thermo Scientific 42iQTL Instruction Manual 3-57...
  • Page 84 Zero Valve Reset: Resets zero valve. ● Span Valve Reset: Resets span valve. ● NO/NO Valve Reset: Resets NO/NO valve. ● Converter Valve Reset: Resets converter valve. ● Prereactor Valve Reset: Resets prereactor valve. ● 3-58 42iQTL Instruction Manual Thermo Scientific...
  • Page 85 Current Output Channel 1–6: Displays real-time current output for ● each channel. Chip Temperatures: Displays OK/Fail for chip temperatures. ● Chip 1–3 Communication: Displays OK/Fail for each chip ● communication. Test Mode: Displays test mode on or off. ● Thermo Scientific 42iQTL Instruction Manual 3-59...
  • Page 86 5.0V Ref Diagnostic: Displays current voltage readings. Alarm ● limits are not changeable. 15V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. -15V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. 3-60 42iQTL Instruction Manual Thermo Scientific...
  • Page 87 External Alarm 1–3: Displays OK/Fail for external alarms. ● Relay Test Mode: Displays relay test mode on or off. ● Solenoid Test Mode: Displays solenoid test mode on or off. ● Board Communication: Displays OK/Fail for communication status. ● Thermo Scientific 42iQTL Instruction Manual 3-61...
  • Page 88 3.3V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. 5.0V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. 24V Diagnostic: Displays current voltage readings. Alarm limits ● are not changeable. 3-62 42iQTL Instruction Manual Thermo Scientific...
  • Page 89 ● Flow and Pressure: Flow and pressure serial number. ● Peripherals Support: Peripherals support serial number. ● Analog I/O: Analog I/O serial number. ● Digital I/O: Digital I/O serial number. ● Thermo Scientific 42iQTL Instruction Manual 3-63...

  • Page 90: Predictive Diagnostics

    Home Screen>Settings>Health Check>Predictive Diagnostics The Predictive Diagnostics screen contains the following information: Reaction Chamber ● Converter ● Sample Pump ● Capillary ● Flow Path ● Case Fan ● Sample Valve ● Zero Valve ● Span Valve ● 3-64 42iQTL Instruction Manual Thermo Scientific...

  • Page 91: Maintenance

    Change Part: User logs component fix. ● Maintenance History: Shows the log of all recorded component fixes. ● Service Tips: Provides video and procedural service tips. ● Advanced Maintenance: Resets all preventive maintenance items. ● Thermo Scientific 42iQTL Instruction Manual 3-65...
  • Page 92 Reset: Once the component is serviced/replaced, the user presses the ● Reset button and the “Months Left” value resets to the “Interval in Months” value. Alert: Allows the user to opt out of receiving preventive ● maintenance alerts. Displays Enabled/Disabled for each component. 3-66 42iQTL Instruction Manual Thermo Scientific...
  • Page 93 Fan Filter: Service interval for fan filter. ● System Components: Service interval for system components. ● Purafil: Service interval for purafil. ● Charcoal: Service interval for charcoal. ● Dri-Rite: Service interval for dri-rite. ● Thermo Scientific 42iQTL Instruction Manual 3-67...
  • Page 94 Fix: User chooses from new, rebuilt, cleaned, and unknown. ● Comment: User can write a brief comment, which will be saved to the ● preventive maintenance history table. Commit: User commits and saves the selected part fix. ● 3-68 42iQTL Instruction Manual Thermo Scientific...
  • Page 95 Fix: The type of maintenance. ● Date: Shows date/time when service was logged. ● Service Months: Amount of time in months since last service. ● Comments: Shows comments entered from time of change. ● Thermo Scientific 42iQTL Instruction Manual 3-69...

  • Page 96: File Sharing And Support

    Alert Assistant: With the iQ Alert Assistant enabled, the instrument ● will email Thermo Scientific Technical Support the health check report after each event. After each maintenance alert or predictive diagnostic alert, Customer Service will produce a quote for the components that require service.
  • Page 97 Status and Renewal Request: Allows the user to access the iQ360 menu ● once the subscription has been enabled. Cancel and Return to the Home Screen: Exits screen and returns to the ● Home Screen. Thermo Scientific 42iQTL Instruction Manual 3-71...
  • Page 98 Enter Subscription Access Code: Allows the user to enter the subscription ● passcode to enable an iQ360 subscription. Exit and Return to the Home Screen: Exits screen and returns to the ● Home Screen. 3-72 42iQTL Instruction Manual Thermo Scientific...
  • Page 99 Subscription Expiration Date: Informs the user when the ● subscription will expire. iQ360 Test Connection: Allows the user to verify the network ● connection is working. iQ360 Subscription Renewal: Allows the user to request a subscription ● renewal via email. Thermo Scientific 42iQTL Instruction Manual 3-73...

  • Page 100: Measurement Settings

    Gas Units: Defines how the NO, NO , and NO concentration ● readings are expressed. Dilution Ratio: Serves as a multiplier when dilution gas is utilized. ● Advanced Measurement Settings: Advanced settings affecting NO, NO ● and NO readings. 3-74 42iQTL Instruction Manual Thermo Scientific...

  • Page 101: Averaging Time

    At the same time it will preserve the representative nature of the filtered data to the conditions being sampled. Note When Dynamic Filtering is selected, the user selected Averaging Time button is disabled. ▲ Thermo Scientific 42iQTL Instruction Manual 3-75...
  • Page 102 High Range Averaging Time: Sets high averaging time when in dual or ● auto range mode and when dynamic filtering is disabled. Low Range Averaging Time: Sets high averaging time when in dual or ● auto range mode and when dynamic filtering is disabled. 3-76 42iQTL Instruction Manual Thermo Scientific...

  • Page 103: Range Mode Selection

    100 ppb, as shown below. Sample concentrations below 50 ppb are output based on low range selection and sample concentrations above 50 ppb are output based on high range selection. When the low Thermo Scientific 42iQTL Instruction Manual 3-77...
  • Page 104 This is especially necessary if the two ranges are not close to one another. For example, the low NO range is set to 0–50 ppb and the high NO range is set to 0–200 ppb.   3-78 42iQTL Instruction Manual Thermo Scientific...

  • Page 105: Range Settings

    Home Screen>Settings>Measurement Settings>Range Settings (dual or auto range mode) The Range Settings screen contains the following information: NO Range Setting: Sets the NO concentration range for the analog ● outputs when in single range mode. Thermo Scientific 42iQTL Instruction Manual 3-79...
  • Page 106 ● for the analog output when in dual or auto range mode. Settable ranges according to unit selection include: 51000 ppb .0051.0 ppm 0.0000050.0001 % μg/m 101500 μg/m mg/m 0.011.5 mg/m .00010.0015 g/m 3-80 42iQTL Instruction Manual Thermo Scientific...

  • Page 107: Gas Mode

    Zero: Used when calibrating the background of the instrument. When ● pressed, sets the instrument to zero mode. Span: Used when calibrating the span coefficient. When pressed, sets ● the instrument to span mode. Thermo Scientific 42iQTL Instruction Manual 3-81...

  • Page 108: Gas Units

    The Gas Units screen contains the following information: ppb: parts per billion. ● ppm: parts per million. ● %: percent. ● μg/m3: micrograms per meter cubed. ● mg/m3: milligrams per meter cubed. ● g/m3: grams per meter cubed. ● 3-82 42iQTL Instruction Manual Thermo Scientific...

  • Page 109: Advanced Measurement Settings

    Reaction Chamber Settings: User can calibrate Input board and PMT. ● Auto/Manual Mode: User can choose to measure single gas or switching ● mode. Compensation: Allows the user to compensate for changes in ● temperature and pressure concentration. Pressure Calibration: Calibrates pressure. ● Thermo Scientific 42iQTL Instruction Manual 3-83...
  • Page 110 Input Board Cal: User can manually adjust the input board value, ● start/stop automatic calibration, read voltage, frequency and zero offset frequency values, and reset default values. Units: Displays units for each item. ● 3-84 42iQTL Instruction Manual Thermo Scientific...
  • Page 111 Current PMT: Displays the current PMT voltage value. ● Units: Displays units for each item. ● Thermo Scientific 42iQTL Instruction Manual 3-85...
  • Page 112 1% of target concentration. End Calibration: When pressed, the auto calibration is interrupted ● and the value does not change. Default PMT Supply: When pressed, the default PMT supply value ● is saved. 3-86 42iQTL Instruction Manual Thermo Scientific...
  • Page 113 The Auto/Manual Mode screen is used to display single gases or multiple gases (switching mode). Use the  and  buttons to select. Home Screen>Settings>Measurement Settings>Advanced Measurement Settings>Auto/Manual Mode The Auto/Manual Mode screen contains the following information: NO/NO ● ● ● Prereactor ● Thermo Scientific 42iQTL Instruction Manual 3-87...
  • Page 114 Standard Temperature for Gas Units: Allows the user to enter a value ● between 0 and 30 °C to correct the g/m , mg/m , and g/m concentration calculations. 3-88 42iQTL Instruction Manual Thermo Scientific...
  • Page 115 Under the column labeled reading, the user enters the pressure in mmHg. Under the column labeled Calibration, the user presses the Start button to calibrate the low point of the sensor. Reset all values: Resets values to default. ● Thermo Scientific 42iQTL Instruction Manual 3-89...

  • Page 116: Communications

    ID number if two or more of instruments of the same model are connected to one computer. Valid instrument ID numbers are from 0 to 127. The 42iQTL has a default instrument ID of 1. 3-90 42iQTL Instruction Manual Thermo Scientific...
  • Page 117 Note Refer to the “Bayern Hessen Protocol” section in the Communications Manual for a detailed description. ▲ Ethernet Protocol Selection: Allows the user to enable Streaming, ● Modbus, or Bayern Hessen to utilize the mobile app and/or those communication protocols. Thermo Scientific 42iQTL Instruction Manual 3-91...

  • Page 118: Wired Tcp/Dhcp

    Dynamic IP Address: Dynamic IP address of the instrument. ● Dynamic Netmask: Dynamic Netmask of instrument. ● Dynamic Gateway: Dynamic Gateway of instrument. ● Static IP Address: Static IP address of the instrument. This is settable ● when DHCP is disabled. 3-92 42iQTL Instruction Manual Thermo Scientific...
  • Page 119 ● DHCP is disabled. DNS Server Address: DNS IP address of instrument. This is settable ● when DHCP is disabled. Wired MAC Address: Instrument MAC address. ● Host Name: Host name of instrument. ● Thermo Scientific 42iQTL Instruction Manual 3-93...
  • Page 120 Bits: User selectable between 7 and 8. ● Parity: User selectable between None, Even, and Odd. ● Stop Bits: User selectable between 1 and 2. ● RS 232/485: User selectable between RS-232 and RS-485. ● 3-94 42iQTL Instruction Manual Thermo Scientific...

  • Page 121: Analog I/O

    Analog Out Calibration: Allows the user to calibrate the analog out ● voltage and current to account for varying loads attached to the terminals. Thermo Scientific 42iQTL Instruction Manual 3-95...

  • Page 122: Digital I/O

    Digital Out (Relays): Allows the user to view relay outputs. ● Digital Out (Solenoids): Allows the user to view solenoid outputs. ● Advanced Digital I/O: Allows user to test the digital out relays and ● solenoids. 3-96 42iQTL Instruction Manual Thermo Scientific...

  • Page 123: Email Server (Smtp)

    From Email Address: The email address that goes in the From field in ● emails. SMTP Server Port: Server port of user’s email server. ● Email Password: Password for SMTP server. ● Email UserName: User name that is authorized to send email through ● SMTP server. Thermo Scientific 42iQTL Instruction Manual 3-97...

  • Page 124: Bayern Hessen Settings

    (001 to 999) that will preface the measured value in the response to the ‘DA’ command. Down: ● 1–8: Displays the register number and the measured values to be ● logged in the respective register location, in response to a valid query (DA) command. 3-98 42iQTL Instruction Manual Thermo Scientific...

  • Page 125: Ethernet Protocol Selection

    Press Commit changes button to save selections. Yellow buttons indicate that the selection is enabled. More than one can be chosen. Home Screen>Settings>Communications>Ethernet Protocol Selection The Ethernet Protocol Selection screen contains the following information: Streaming ● Modbus ● Bayern Hessen ● Thermo Scientific 42iQTL Instruction Manual 3-99...

  • Page 126: Instrument Settings

    Ozonator Safety Enabled/Disabled: Enables/disables ozonator safety. ● PMT Supply Enabled/Disabled: Enables/disables PMT supply. ● Ozonator Supply Enabled/Disabled: Enables/disables ozonator supply. ● Display Setup: Sets touchscreen display settings. ● Clock: Sets date and time. ● 3-100 42iQTL Instruction Manual Thermo Scientific...
  • Page 127 Operation Settings Language: Sets language. ● Reboot Instrument: Reboots the instrument. ● Thermo Scientific 42iQTL Instruction Manual 3-101...

  • Page 128: Instrument Setpoints

    Variable: Lists the items that have settable alarm limits. ● Setpoint: User sets high alarm for item. ● Units: Units for each item (not settable). ● Down: ● Converter Temperature: NO converter temperature. ● 3-102 42iQTL Instruction Manual Thermo Scientific...

  • Page 129: Alarm Setpoints

    High Alarm: User sets high alarm for item. ● Units: Units for each item (not settable). ● Down: ● Prereactor Concentration: Prereactor concentration alarm. ● NO Concentration: NO concentration alarm. ● Concentration: NO concentration alarm. ● Concentration: NO concentration alarm. ● Thermo Scientific 42iQTL Instruction Manual 3-103...
  • Page 130 Instrument Temperature: Instrument temperature alarm. ● Chamber Pressure: Bench pressure alarm. ● Flow: Flow pressure alarm. ● Chamber Temperature: Bench temperature alarm. ● Cooler Temperature: Cooler temperature alarm. ● Converter Temperature: NO converter temperature alarm. ● 3-104 42iQTL Instruction Manual Thermo Scientific...

  • Page 131: Display Setup

    Power Save: Minutes before screen times out. Toggles enable/disable. ● Power Save Setting: Option whereby the user can display a black screen ● after a set amount of inactivity. Brightness: Sets the brightness of the display. ● Thermo Scientific 42iQTL Instruction Manual 3-105...

  • Page 132: Clock

    Time: User sets time. ● Time Zone: User chooses time zone. ● Time Server: User can enable/disable the time server to get periodic ● clock updates. Commit: When pressed, clock settings are saved. ● 3-106 42iQTL Instruction Manual Thermo Scientific...
  • Page 133 Operation Settings Date The Date screen allows the user to choose date. Use the  and  buttons to move left and right to select month and year. Home Screen>Settings>Instrument Settings>Clock>Date Thermo Scientific 42iQTL Instruction Manual 3-107...
  • Page 134 Use the  and  buttons to select. Home Screen>Settings>Instrument Settings>Clock>Date Format The Date Format screen contains the following information: U.S. Format mm/dd/yyyy ● European Format dd/mm/yyyy ● ISO 8601 yyyy-mm-dd ● 3-108 42iQTL Instruction Manual Thermo Scientific...
  • Page 135 The Time screen allows the user to choose from the following formats: mm/dd/yyyy or dd/mm/yyyy. Use the  and  buttons to select. Home Screen>Settings>Instrument Settings>Clock>Time The Time screen contains the following information: Hours ● Minutes ● Seconds ● Thermo Scientific 42iQTL Instruction Manual 3-109...

  • Page 136: Time Zone

    ● Mountain Daylight Savings(UTC-6) ● Central Time Zone(UTC-6) ● Central Daylight Savings((UTC-5) ● Eastern Time Zone(UTC-5) ● Eastern Daylight Savings(UTC-4) ● Atlantic Time Zone(UTC-4) ● Mid-Atlantic(UTC-3) ● South Georgia(UTC-2) ● Cape Verde Time(UTC-1) ● 3-110 42iQTL Instruction Manual Thermo Scientific...
  • Page 137 ● Gulf Standard Time(UTC+4) ● Yekaterinburg Time(UTC+5 ● Omsk Time(UTC+6) ● Indochina Time(UTC+7) ● ASEAN Common Time(UTC+8) ● Japan Standard Time(UTC+9) ● Chamorro Time Zone(UTC+10) ● Sredmnekolymsk Time(UTC+11) ● New Zealand Standard Time(UTC+12) ● Thermo Scientific 42iQTL Instruction Manual 3-111...
  • Page 138 Time Server: Enables/Disables periodic clock updates from an NTP ● (Network Time Protocol) source. Set Time Server: User can choose specific time server. ● Set Default: When pressed, default time server will be used. ● 3-112 42iQTL Instruction Manual Thermo Scientific...
  • Page 139 Operation Settings Language The Language screen allows the user to choose from the following languages. Home Screen>Settings>Instrument Settings>Language The Language screen contains the following information: English ● Chinese ● Spanish ● Thermo Scientific 42iQTL Instruction Manual 3-113...

  • Page 140: Configuration

    Communications Board: Enables RS-232 or RS-485 communication ● board option. Predictive Diagnostics: Enables predictive diagnostics. ● Analog I/O: Enables analog I/O option. ● Digital I/O: Enables digital I/O option. ● Instrument Warmup: Enables instrument warm up option. ● 3-114 42iQTL Instruction Manual Thermo Scientific...

  • Page 141: Security Access Levels

    Password not needed to change settings to view only access. Change Security Access to Full Access: User can switch to full access ● mode. Password is needed to change settings to full access. Thermo Scientific 42iQTL Instruction Manual 3-115...
  • Page 142 Change Full Access Security Password: Full access password can have a ● blank value or user selected password. Change Instrument Password: User can change instrument password. ● Reset Instrument Password: User can reset the instrument password. ● 3-116 42iQTL Instruction Manual Thermo Scientific...

  • Page 143: Change Security To View Only Access

    Cancel: Exit screen. ● Note To change security access from view only access to full access, a keypad will be displayed where the user can enter full access password. ▲ Thermo Scientific 42iQTL Instruction Manual 3-117...

  • Page 144: Change Full Access Security Password

    The Change Full Access Security Password screen allows the user to set a new password for allowing full access. Security Password Home Screen>Settings>Security Access Levels>Change Full Access Security Password Home Screen>Settings>Security Access Levels>Change Full Access > Security Password Continue 3-118 42iQTL Instruction Manual Thermo Scientific...
  • Page 145 Commit New Security Access Password Change: Commits new security ● password. Cancel and Return to the Home Screen: Exits screen and returns to the ● Home Screen without changing password. Thermo Scientific 42iQTL Instruction Manual 3-119...

  • Page 146: Change Instrument Password

    Operation Settings Change Instrument The Change Instrument Password screen allows the user to change the instrument password. Password Home Screen>Settings>Security Access Levels>Change Instrument Password Home Screen>Settings>Security Access Levels>Change Instrument Password>Continue 3-120 42iQTL Instruction Manual Thermo Scientific...
  • Page 147 ● password for spelling confirmation. Commit New Instrument Password Change: Commits new instrument ● password. Cancel and Return to the Home Screen: Exits screen and returns to the ● Home Screen without changing password. Thermo Scientific 42iQTL Instruction Manual 3-121...

  • Page 148: Reset Instrument Password

    The Reset Instrument Password screen contains the following information: Reset: Allows the user to reset the instrument password. ● Cancel and Return to the Home Screen: Exits screen and returns to the ● Home Screen without changing password. 3-122 42iQTL Instruction Manual Thermo Scientific...

  • Page 149: Usb Drive

    Firmware Update Via USB Drive: If USB is mounted, user can update ● instrument firmware. Download Data To USB Drive: User can download/upload ● information. Change USB Password: User can change the USB password. ● Thermo Scientific 42iQTL Instruction Manual 3-123...

  • Page 150: Firmware Update Via Usb Drive

    The Firmware Update Via USB Drive screen contains the following information: Update Firmware: User chooses firmware file from USB and updates ● instrument firmware. Instrument reboots when update is finished. Exit: User exits without updating firmware. ● 3-124 42iQTL Instruction Manual Thermo Scientific...
  • Page 151 If a USB password has been previously set, you will be prompted to enter the USB password to continue. Press Enter to continue. 3. Press the OK button on the pop-up box to go to the Firmware Update Via USB Drive screen. Thermo Scientific 42iQTL Instruction Manual 3-125...
  • Page 152 6. The on-screen instructions will prompt the user to select the firmware update file and display what it is doing at each step and some steps may take several minutes to complete. 7. Press Yes to confirm and proceed with the firmware upgrade. 3-126 42iQTL Instruction Manual Thermo Scientific...
  • Page 153 ▲ 8. The instrument should reboot automatically and should have the new firmware installed. To check that the firmware was installed, go to the Settings>Health Check screen and view the Firmware Version button. Thermo Scientific 42iQTL Instruction Manual 3-127...

  • Page 154: Download Data To Usb Drive

    USB to the instrument. Restore: Allows the user to upload the configuration files from the USB ● to the instrument. Download All Data: Downloads all reports, logs, histories, and backup ● information. 3-128 42iQTL Instruction Manual Thermo Scientific...
  • Page 155 If a USB password has been previously set, you will be prompted to enter the USB password to continue. Press Enter to continue. 2. To continue, select the OK button. 3. The USB Drive will display. Select Download Data To USB Drive. Thermo Scientific 42iQTL Instruction Manual 3-129...
  • Page 156 “Success!” message and display the file name as it is stored on the USB flash drive. (The file name format is the instrument serial number, name of download, followed by a date/time stamp.) Remove the USB flash drive and select the OK button to continue. 3-130 42iQTL Instruction Manual Thermo Scientific...

  • Page 157: Change Usb Password

    Settings Change USB Password The Change USB Password screen allows the user to set a new password for accessing USB. Home Screen>Settings>USB Drive>Change USB Password Home Screen>Settings>Security Access Levels>Change Standard Access > Password Continue Thermo Scientific 42iQTL Instruction Manual 3-131...
  • Page 158 ● password for spelling confirmation. Commit New USB Password Change: Commits new USB password. ● Cancel and Return to the Home Screen: Exits screen and returns to the ● Home Screen without changing password. 3-132 42iQTL Instruction Manual Thermo Scientific...

  • Page 159: Reset Usb Password

    The Reset USB Password screen contains the following information: Reset: Allows the user to reset the USB password. ● Cancel and Return to the Home Screen: Exits screen and returns to the ● Home Screen without changing password. Thermo Scientific 42iQTL Instruction Manual 3-133...

  • Page 160: User Contact Information

    ● Business Address ● Business Shipping Address ● To: User Email Address ● CC: User Email Address 110 ● User Phone Number ● Alternate User Phone Number ● Shelter / Lab Phone Number ● 3-134 42iQTL Instruction Manual Thermo Scientific...

  • Page 161: Update Bootloader

    If button is greyed out, no update is needed. Home Screen>Settings>Update Bootloader The Update Bootloader screen contains the following information: Reboot and Update: Update bootloader and reboot instrument. ● Exit: Exits screen. ● Thermo Scientific 42iQTL Instruction Manual 3-135...

  • Page 163: Chapter 4 Calibration

    Code of Federal Regulations, Title 40, Part 50, Appendix F. The calibration technique is based on the rapid gas phase reaction between NO and O which produces stoichiometric quantities of NO accordance with the reaction: Thermo Scientific 42iQTL Instruction Manual 4-1...

  • Page 164: Equipment Required

    ● Gas phase titrator ● Zero Gas Generator A zero air source, such as a Thermo Scientific 111iQ Zero Air Supply, free of contaminants such as NO, NO , and O is required for dilution, calibration, and gas phase titration.

  • Page 165: Scrubbing

    Hydrocarbons Molecular Sieve (4A), Activated Charcoal and NO Activated Charcoal Gas Phase Titrator A gas phase titrator (GPT), such as is included in the Thermo Scientific 146iQ Multi-gas Calibrator, is used to generate NO concentrations from NO concentrations. Figure 4–1 shows the suggested placement of the component parts of a gas phase titration apparatus.

  • Page 166: Ozone Generator

    The reaction chamber used for the reaction of ozone with excess NO should have sufficient volume so that the residence time meets the requirements specified in this chapter. Mixing Chamber The mixing chamber is used to provide thorough mixing of the reaction products and diluent air. 42iQTL Instruction Manual Thermo Scientific...

  • Page 167: Output Manifold

    Use the following procedure to calculate the NO concentration standard and NO impurity. Against a NIST-traceable NO Standard 1. Generate several NO concentrations by dilution of the NO working standard. 2. Use the nominal NO concentration, [NO] , to calculate the diluted concentrations. Thermo Scientific 42iQTL Instruction Manual...

  • Page 168: Zero Air

    [NO] Concentration of the undiluted NO standard, ppm NO flow rate, sccm generator air flow rate, sccm Volume of the reaction chamber, cc Analyzer demand plus 10 to 50% excess 42iQTL Instruction Manual Thermo Scientific...

  • Page 169: Determining Gpt System Flow Conditions

    3. Determine F 4. Select a convenient or available reaction chamber volume. Initially a trial volume may be selected in the range of 200 to 500 cc. 5. Compute F 2.75 6. Compute t Thermo Scientific 42iQTL Instruction Manual...

  • Page 170: Pre-Calibration

    1. Allow the instrument to warm up and stabilize. 2. Be sure the ozonator is enabled. If the ozonator is disabled: a. From the Home screen choose Settings>Instrument Settings. b. Press Ozonator Supply to toggle the ozonator to show Enabled. 42iQTL Instruction Manual Thermo Scientific...

  • Page 171: Calibration

    The instrument should give identical responses to the test gases whether they are introduced via the SAMPLE port or the ZERO IN or SPAN ports. If not, the plumbing and/or valves should be serviced. Thermo Scientific 42iQTL Instruction Manual...

  • Page 172: Connect Gpt Apparatus To The Analyzer

    The background signal is the combination of electrical offsets, PMT dark current, and trace substances undergoing chemiluminescence. For more detailed information, see “Calibrate NO, NOx, and Prereactor Background” in the “Operation” chapter. 4-10 42iQTL Instruction Manual Thermo Scientific...
  • Page 173 3. Adjust the NO flow from the standard NO cylinder to generate a NO concentration of about 80% of the upper range limit (URL) of the NO range. The exact NO concentration is calculated from: Thermo Scientific 42iQTL Instruction Manual 4-11...

  • Page 174: Calibrate The No X Channel To The No X Calibration Gas

    1. Press the Back button to return to the Calibration menu, and choose Calibrate NO Span Coefficient. 2. Verify that the NO calibration gas concentration is the same as the NO calibration gas concentration plus any known NO impurity. 4-12 42iQTL Instruction Manual Thermo Scientific...

  • Page 175: Preparing No, No

    NO and NO concentrations of approximately 80% of the URL, and an intermediate concentration. 5. Adjust the GPT system to generate a NO concentration near 90% of the URL of the instrument range selected. Thermo Scientific 42iQTL Instruction Manual 4-13...
  • Page 176 If the analyzer calculates a NO span coefficient of less than 0.96, either the entered NO concentration is incorrect, the converter is not being heated to the proper temperature, the instrument needs servicing (leak 4-14 42iQTL Instruction Manual Thermo Scientific...

  • Page 177: Alternative Calibration Procedure Using No Permeation Tube

    Code of Federal Regulations, Title Procedure Using NO 40, Part 50, Appendix F using a NO permeation tube may be used as an Permeation Tube alternative procedure for calibrating the instrument. Thermo Scientific 42iQTL Instruction Manual 4-15...

  • Page 178: Commercial Precision Dilution Systems

    A high concentration of NO in air is precisely diluted to the concentration range required. The Thermo Scientific 146iQ Multi-gas Calibrator is one such system for precision dilution. Permeation Tube System Permeation tube systems which precisely maintain a set temperature to within ±0.1 °C and hold a zero air flow rate to within ±0.5% can be used...

  • Page 179: Commercial Permeation Systems

    K (NO ) = 0.382 constant for NO permeant Commercial Permeation Commercial permeation systems, such as the Thermo Scientific 146iQ Multigas Calibration System, are available for this requirement. Refer to Systems the instrument instruction manual for more information. In addition to the 146iQ and other commercial permeation systems, the 42iQTL can also be configured with an optional permeation oven to supply calibration gas for the instrument.

  • Page 180: Calibrate No Low

    NO calibration gas of about 80% of the low NO full-scale range. 2. Allow the analyzer to sample the low NO calibration gas until the NO, , and NO readings stabilize. 4-18 42iQTL Instruction Manual Thermo Scientific...

  • Page 181: Calibrate No X Low

    The decrease must not exceed 90% of the low NO concentration determined in the “Calibrate NOx Low” procedure. 2. Press the Back button to return to the Calibration menu and choose Calibrate Low Range NO Span Coefficient. Thermo Scientific 42iQTL Instruction Manual 4-19...

  • Page 182: Calibrate No High

    The user sets the span concentration by pressing the Edit Span Concentration button. The Calculated High Range NO Span Coefficient button will show what the span coefficient will be set to if the Calibrate button is pressed. 4-20 42iQTL Instruction Manual Thermo Scientific...

  • Page 183: Zero And Span Check

    It is recommended to have a quality control plan where the frequency and the number of points required for calibration can be modified on the basis of calibration and zero and span check data collected over a period of time. Thermo Scientific 42iQTL Instruction Manual 4-21...

  • Page 184: Manual Calibration

    The Manual Calibration screen allows the user to view and manually adjust the zero background and span coefficient. These are used to correct the Calibration NO, NO , and NO readings that the instrument generates using its own internal calibration data. 4-22 42iQTL Instruction Manual Thermo Scientific...

  • Page 185: Adjust Backgrounds

    The button labeled Adjust NO Background allows the user to change zero background. The second button called Adjusted NO Concentration shows what the new NO concentration would be based on the changed zero background. Press the Calibrate button to save the adjusted zero background value. Thermo Scientific 42iQTL Instruction Manual 4-23...

  • Page 186: Adjust Span Coefficient

    Press the Calibrate button to save the adjusted span coefficient value. The NO, NO , and NO coefficient screens operate the same way. Home Screen>Calibration>Advanced Calibration>Manual Calibration>Adjust Span Coefficients>Adjust NO Span Coefficient (single range mode) 4-24 42iQTL Instruction Manual Thermo Scientific...
  • Page 187 Coefficient (dual or auto range mode) Reset Bkg to 0.000 The Reset Bkg to 0.000 and Span Coef to 1.000 screen allows the user to reset the calibration configuration values to factory defaults. and Span Coef to 1.000 Thermo Scientific 42iQTL Instruction Manual 4-25...

  • Page 188: Zero/Span Schedule

    The span duration button is used to set how long the span gas is sampled by the instrument. The purge duration button is used to set how long the purge period will be after doing 4-26 42iQTL Instruction Manual Thermo Scientific...

  • Page 189: Schedule Averaging Time

    1, a span duration will follow every zero duration. If this value is set to 3, there will be two zero checks between each span check. This value may be set from 1 to 99, with 1 as default. Thermo Scientific 42iQTL Instruction Manual 4-27...

  • Page 191: Chapter 5 Maintenance

    2. Flush the filter with warm water and let dry (a clean, oil-free purge will help the drying process) or blow the filter clean with compressed air. 3. Re-install the filter and fan guard. Thermo Scientific 42iQTL Instruction Manual 5-1...

  • Page 192: Thermoelectric Cooler Fins Inspection And Cleaning

    3. Blow off the cooler fins using clean pressurized air. It may be more convenient to vacuum the cooler fins. In either case, make sure that particulate accumulation between the fins has been removed. 4. In necessary, use a small brush to remove residual particulate accumulation. 42iQTL Instruction Manual Thermo Scientific...

  • Page 193: Capillaries Inspection And Replacement

    Use the following procedure to inspect and replace the capillaries. This procedure can be used to check any or all of the capillaries. 1. Turn instrument OFF, unplug power cord and remove the cover (Figure 2–1). Figure 5–1. Inspecting and Replacing the Capillaries Thermo Scientific 42iQTL Instruction Manual...
  • Page 194 7. Reconnect tubing to top of fittings, being careful to insert ferrule and o-ring properly, and tighten knurled nut finger tight. 8. Re-install the cover. 9. Connect the power cord and turn the instrument ON. 42iQTL Instruction Manual Thermo Scientific...

  • Page 195: Pump Rebuilding

    6. Remove and discard the old PTFE gasket. 7. Insert the clamping disk into the new Teflon diaphragm (three pieces) and screw the clamping disk into the pump. Do not over tighten. Thermo Scientific 42iQTL Instruction Manual...

  • Page 196: Figure 5-2. Pump Rebuilding

    Maintenance Pump Rebuilding   Figure 5–2. Pump Rebuilding 42iQTL Instruction Manual Thermo Scientific...
  • Page 197 Teflon gasket stays in place. 13. Reconnect the plumbing to the instrument and plug in the pump power cord. 14. Check that the reaction chamber pressure reads between 200 and 450 mmHg. Thermo Scientific 42iQTL Instruction Manual...

  • Page 198: Leak Test

    19. Squeeze trigger until gauge reads to pull in 10 in Hg. 20. Observe vacuum gauge for stable reading for 5 minutes. If reading remains at 10 in Hg, no leak is present. Note Acceptable leak rate is .5 in Hg over 10 minutes. ▲ 42iQTL Instruction Manual Thermo Scientific...

  • Page 199: Chapter 6 Troubleshooting

    GUI is displayed, replace defective display. Front panel display stays Unseated or missing Power off, re-seat Micro SD or white after power up (LEDs Micro SD card install if missing. on front panel are on) Thermo Scientific 42iQTL Instruction Manual 6-1...
  • Page 200 Install known good PMT. Plug in power cord. Check performance. Check temperature (less than -2 °C Defective cooler = 25 °C). at T Non-linear response Incorrect calibration Verify accuracy of multipoint source calibration source gas. 42iQTL Instruction Manual Thermo Scientific...
  • Page 201 Check the pump for a tear in the diaphragm. Replace if needed. Check the capillary is properly installed and o-rings are in good shape. Alarm – Flow Flow low Check sample capillary for blockage. Replace as necessary. Thermo Scientific 42iQTL Instruction Manual...
  • Page 202 Replace DMC board. Alarm – 5V/24V Step Board Cable connection Check the cable connections to that Step POL board. Alarm – Analog I/O Defective PCB Replace Analog board. Alarm – Digital I/O Defective PCB Replace Digital board. 42iQTL Instruction Manual Thermo Scientific...
  • Page 203 Replace DMC board as needed. Alarm – Cooler Voltage too Defective cooler Replace cooler as needed. Defective DMC board Replace DMC board as needed. Alarm – Cooler Voltage too Defective cooler Replace cooler as needed. High Thermo Scientific 42iQTL Instruction Manual...
  • Page 204 Replace DMC board as needed. Alarm – Frequency too Low Input board is out of Recalibrate the Input board. calibration Alarm – Frequency too High Input board is out of Recalibrate the Input board. calibration 42iQTL Instruction Manual Thermo Scientific...

  • Page 205: Chapter 7 Servicing

    LCD module, but rather use a soft cloth moistened with a naphtha cleaning solvent. ▲ Do not place the LCD module near organic solvents or corrosive gases. ▲ Do not shake or jolt the LCD module. ▲ Thermo Scientific 42iQTL Instruction Manual 7-1...

  • Page 206: Figure 7-1. Properly Grounded Antistatic Wrist Strap

    When the instrument is unplugged, the chassis is not at earth ground. ▲ Figure 7–1. Properly Grounded Antistatic Wrist Strap Note Ground to unpainted case or outlet as shown. ▲ 42iQTL Instruction Manual Thermo Scientific...

  • Page 207: Firmware Updates

    Ethernet, USB flash drive, or company website at: Updates www.thermofisher.com For more information on installing new firmware, see “Installing New Firmware” in the iQ Series Communications manual. Replacement For a complete list of spare parts, visit the company website at: Parts List www.thermofisher.com/42iQTL...

  • Page 208: Figure 7-2. 42Iqtl Component Layout Top View

    Servicing Replacement Parts List Figure 7–2. 42iQTL Component Layout Top View Figure 7–3. 42iQTL Component Layout Side View 42iQTL Instruction Manual Thermo Scientific...

  • Page 209: Fuse Replacement

    1. Turn instrument OFF and unplug the power cord. 2. Remove fuse drawer, located on the AC power connector. 3. If either fuse is blown, replace both fuses. 4. Insert fuse drawer and reconnect power cord. Figure 7–4. Replacing the Fuses Thermo Scientific 42iQTL Instruction Manual...

  • Page 210: Filter Replacement

    2. Starting with top right corner, pull out to remove fan cover. Figure 7–5. Start with Top Right Corner of Fan Cover 3. Replace filter and snap fan cover back in place. Figure 7–6. Removing the Fan Cover 42iQTL Instruction Manual Thermo Scientific...

  • Page 211: Fan Replacement

    3. Starting with top right corner, pull out to remove fan cover. 4. Unhook the four latches of the fan cover. 5. Unfasten the four 6-32 screws from the fan housing. 6. Replace fan and reassemble in reverse order. Thermo Scientific 42iQTL Instruction Manual...

  • Page 212: Figure 7-8. Replacing The Fan

    Servicing Fan Replacement Figure 7–8. Replacing the Fan 42iQTL Instruction Manual Thermo Scientific...

  • Page 213: Measurement Side Removal And Replacing

    Equipment required: and Replacing Phillips drive, #2 1. Turn instrument OFF, unplug power cord, and remove the cover (Figure 2–1). 2. Unplug the fan cable J18. Figure 7–9. Unplugging the Fan Cable 3. Unplug DMC cable. Thermo Scientific 42iQTL Instruction Manual...

  • Page 214: Figure 7-10. Unplugging The Dmc Cable

    Figure 7–10. Unplugging the DMC Cable 4. Gripping from the top corners of the front panel and pull outwards. 5. Remove three 8-32 flat head screws. Figure 7–11. Unfasten Hardware Front for Measurement Side Removal 7-10 42iQTL Instruction Manual Thermo Scientific...

  • Page 215: Figure 7-12. Unfasten Hardware Rear For Measurement Side Removal

    6. Swing arm open. 7. Unfasten captive hardware. 8. Remove two 8-32 flat head screws. 9. Pull measurement side out. 10. Replace and reassemble in reverse order. Figure 7–12. Unfasten Hardware Rear for Measurement Side Removal Thermo Scientific 42iQTL Instruction Manual 7-11...

  • Page 216: Lcd Module Replacement

    2. Gripping from the top corners of the front panel and pull outwards. 3. Unfasten four nuts (Figure 7–13). Figure 7–13. Replacing the LCD Module 4. Remove cover. 5. Unplug LCD cables from backside of board. 6. Pull board off the standoffs. 7-12 42iQTL Instruction Manual Thermo Scientific...

  • Page 217: Figure 7-14. Remove Electrical Cables From Lcd

    Servicing LCD Module Replacement Figure 7–14. Remove Electrical Cables from LCD 7. Replace LCD module and reassemble in reverse order. Thermo Scientific 42iQTL Instruction Manual 7-13...

  • Page 218: I/O Replacement

    Use the following procedure to replace the I/O boards. 8. Turn instrument OFF, unplug power cord, and remove the cover (Figure 2–1). 9. Swing arm open. Figure 7–15. I/O Replacement, Arm 10. Pull board upwards. Figure 7–16. I/O Replacement, Remove Board 7-14 42iQTL Instruction Manual Thermo Scientific...

  • Page 219: Figure 7-17. I/O Replacement, Install

    11. During install, make sure to align cutout circular to keyway. 12. Insert board downwards. Figure 7–17. I/O Replacement, Install 13. Close arm. Make sure expansion bracket aligns to the inside of the rectangular cutouts. Figure 7–18. I/O Replacement, Close Arm Alignment Thermo Scientific 42iQTL Instruction Manual 7-15...

  • Page 220: Peripherals Support Board And System Controller Board Replacement

    Controller Board (Figure 2–1). Replacement 2. Pull tab out (two per board). 3. Pull board out. Figure 7–19. Replacing the Peripherals Support or System Controller Board 4. Replace board and reassemble in reverse order. 7-16 42iQTL Instruction Manual Thermo Scientific...

  • Page 221: Dmc Pressure And Flow Board

    (Figure 2–1). 2. Unplug cables from the pressure and flow board. Figure 7–20. Flow Pressure Board, Disconnect DMC Cable 3. Disconnect plumbing. 4. Using 7/16 hex drive, unfasten four #6-32 socket cap head screws. Thermo Scientific 42iQTL Instruction Manual 7-17...

  • Page 222: Figure 7-21. Flow Pressure Board, Screws

    Servicing DMC Pressure and Flow Board Figure 7–21. Flow Pressure Board, Screws 5. Replace board and reassemble in reverse order. 7-18 42iQTL Instruction Manual Thermo Scientific...

  • Page 223: Pump Replacement

    1. Disconnect the pump power line from the AC power outlet.   Figure 7–22. Replacing the Pump 2. Remove both inlet and exhaust lines from the pump 3. Install the new pump by following the previous steps in reverse. Thermo Scientific 42iQTL Instruction Manual 7-19...

  • Page 224: Vacuum Pump Diaphragm And Valve Replacement

    (“E”). Remove the old diaphragms from both heads (“G”). 4. Remove the four pan head screws with M5 washers (“J”) and remove the housing cover (“K”) from the front of the pump body. If necessary, 7-20 42iQTL Instruction Manual Thermo Scientific...
  • Page 225 The correct head bolt torque range is 20-30 inch- pounds. 10. Turn the counterweight (“M”) through at least one full revolution to check for smooth operation. 11. Re-install the housing cover and check the pump for correct performance. Thermo Scientific 42iQTL Instruction Manual 7-21...

  • Page 226: Valve Replacement

    M4 lock washers first and then cross alternate tightening of the perimeter bolts. Re-tighten the two center bolts after the other bolts are tight. 7-22 42iQTL Instruction Manual Thermo Scientific...

  • Page 227: Figure 7-23. Vacuum Pump - Head Plate And Motor View

    Servicing Vacuum Pump Diaphragm and Valve Replacement Diaphragm Installation Valve Installation Figure 7–23. Vacuum Pump – Head Plate and Motor View Thermo Scientific 42iQTL Instruction Manual 7-23...

  • Page 228: Power Supply Replacement

    3. Unfasten captive hardware. 4. Slide power supply left, clearing three case floor plate keyways. Figure 7–24. Removing Power Supply 5. Pull power supply up. 6. Replace power supply and reassemble in reverse order. 7-24 42iQTL Instruction Manual Thermo Scientific...

  • Page 229: Figure 7-25. Replacing Power Supply

    Servicing Power Supply Replacement Figure 7–25. Replacing Power Supply Thermo Scientific 42iQTL Instruction Manual 7-25...

  • Page 230: Step Pol Board Replacement

    1. Turn instrument OFF, unplug power cord, and remove the cover (Figure 2–1). 2. Unplug Step POL power cable J4. 3. Unplug Step POL signal cable J2. 4. Unplug pump cable J7. 5. Unfasten captive hardware. Figure 7–26. Unplug and Unfasten Step POL Board 7-26 42iQTL Instruction Manual Thermo Scientific...

  • Page 231: Figure 7-27. Clear Partition Keyway Step Pol Board

    7–28). If replacing optional step board 2, make sure switch 1 is pointed towards ON and switch 2 is pointed away from ON (Figure 7–28). 8. Replace Step POL board and reassemble in reverse order. Thermo Scientific 42iQTL Instruction Manual 7-27...

  • Page 232: Figure 7-28. Step Pol Board 1 Switch Settings

    Servicing Step POL Board Replacement Figure 7–28. Step POL Board 1 Switch Settings Figure 7–29. Step POL Board 2 Switch Settings 7-28 42iQTL Instruction Manual Thermo Scientific...

  • Page 233: Dmc Pmt Cooler And Reaction Chamber Replacement

    Make sure the PMT has cooled down before touching. ▲ 2. Unhook plumbing by pulling loop downwards and unhook tubing. 3. Using a #2 Phillips drive, unfasten two 6-32 flat head screws. 4. Pull shroud outwards. Thermo Scientific 42iQTL Instruction Manual 7-29...

  • Page 234: Figure 7-30. Remove Pmt Cooler Shroud

    5. Unplug J3, J1, and J6 (fan). 6. Disconnect all plumbing depending on the options. Configuration plumbing connections will vary. 7. Using #2 Phillips drive, unfasten four captive hardware. 8. Pull PMT cooler upwards. 7-30 42iQTL Instruction Manual Thermo Scientific...

  • Page 235: Pmt Cooler Board Replacement

    2. Remove DMC Converter as described in “PMT Cooler Shroud Removal” in this chapter. 3. Unplug all electrical connections from the board. 4. Using a #2 Phillips drive, unfasten six #6-32 pan head screws. 5. Pull board outwards. Thermo Scientific 42iQTL Instruction Manual 7-31...

  • Page 236: Figure 7-32. Remove Pmt Cooler Board

    Servicing DMC PMT Cooler and Reaction Chamber Replacement Figure 7–32. Remove PMT Cooler Board 7-32 42iQTL Instruction Manual Thermo Scientific...

  • Page 237: Reaction Chamber Cleaning And/Or Removal

    Removal” in this chapter. 3. Unplug heater J8 from board. Figure 7–33. Photo Reaction Chamber Cleaning, Electrical 4. Disconnect plumbing as shown. 5. Using a 9/64-inch hex drive, unfasten three #8-32 socket cap head screws. Thermo Scientific 42iQTL Instruction Manual 7-33...

  • Page 238: Figure 7-34. Photo Reaction Chamber Cleaning, Hardware

    7. To reinstall reaction chamber, follow previous steps in reverse, making sure to back fill the cooler with dry air or nitrogen prior to installing reaction chamber. 8. Reinstall the measurement bench. Refer to Figure 7–33 Figure 7– 7-34 42iQTL Instruction Manual Thermo Scientific...

  • Page 239: Figure 7-35. Photo Reaction Chamber Cleaning, Window

    Servicing DMC PMT Cooler and Reaction Chamber Replacement Figure 7–35. Photo Reaction Chamber Cleaning, Window Thermo Scientific 42iQTL Instruction Manual 7-35...

  • Page 240: Photomultiplier Tube (Pmt) Replacement

    3. Using a flat head screwdriver, wedge out of top right corner starting point, labeled 1 (Figure 7–37). 4. Continue to wedge out the four midpoints of the plate to remove the snap on access panel, labeled 2 (Figure 7–38). 7-36 42iQTL Instruction Manual Thermo Scientific...

  • Page 241: Figure 7-37. Removing The Access Panel, Starting Point

    Servicing DMC PMT Cooler and Reaction Chamber Replacement Figure 7–37. Removing the Access Panel, Starting Point 5. Pull access cover out. Figure 7–38. Access Cover Thermo Scientific 42iQTL Instruction Manual 7-37...

  • Page 242: Figure 7-39. Pmt Tube Replace-Screws

    8. To install PMT, follow previous steps in reverse order making sure to backfill the cooler with dry air or nitrogen prior to replacing the PMT. 9. Perform a PMT calibration as described on page 3-84. 7-38 42iQTL Instruction Manual Thermo Scientific...

  • Page 243: Dmc Converter Replacement

    3. Disconnect all plumbing 6X. Note The amount of connections will vary depending on the different options installed. ▲ 4. Using a #2 Phillips drive, unfasten captive hardware 4X. Figure 7–40. Converter DMC Assembly Remove Thermo Scientific 42iQTL Instruction Manual 7-39...

  • Page 244: Converter Assembly Board Replacement

    4. Using a #2 Phillips drive, unfasten four 6-32 pan head screws. Figure 7–41. Converter Assembly Remove bd 5. Pull converter assembly board outwards. 6. Replace converter assembly board and assemble in reverse order. 7-40 42iQTL Instruction Manual Thermo Scientific...

  • Page 245: Converter Cartridge Heater Replacement

    7. To replace converter, follow previous steps in reverse. Note be sure to wrap the O converter tube snugly around the heater. 8. Reinstall in reverse order. Thermo Scientific 42iQTL Instruction Manual 7-41...

  • Page 246: Figure 7-42. Converter Assembly Replace Heater

    Servicing DMC Converter Replacement Figure 7–42. Converter Assembly Replace Heater 7-42 42iQTL Instruction Manual Thermo Scientific...

  • Page 247: Dmc Ozonator

    Phillips drive, #2 1. Turn the instrument OFF, unplug the power cord, and remove the cover (Figure 2–1). 2. Unplug DMC converter DMC (J2) and flow pressure board (J4). Figure 7–43. HVPS, Electrical 3. Disconnect plumbing. Thermo Scientific 42iQTL Instruction Manual 7-43...

  • Page 248: Ozonator Replacement

    Figure 7–44. HVPS Remove Ozonator Use the following procedure to replace the ozonator. Replacement 1. Unplug ozonator (J1). 2. Disconnect plumbing 2X. 3. Ozonator—using a #2 Phillips drive, unfasten two #6-32 pan head screws. 7-44 42iQTL Instruction Manual Thermo Scientific...

  • Page 249: Transformer Replacement

    Servicing DMC Ozonator Figure 7–45. Replace Ozonator Transformer Use the following procedure to replace the transformer. Replacement 1. Ozonator transformer—using a #2 Phillips drive, unfasten four #6-32 pan head screws. Thermo Scientific 42iQTL Instruction Manual 7-45...

  • Page 250: Ozonator And Transformer Board Replacement

    Ozonator” in this chapter. 2. Unplug all electrical from HPVS board, ozonator (J1), flow switch (J5) converter DMC (J2) and flow pressure board (J4). 3. Using a #2 Phillips drive, unfasten four #6-32 pan head screws. 7-46 42iQTL Instruction Manual Thermo Scientific...

  • Page 251: Flow Switch Replacement

    Replacement Equipment Required: Phillips drive, #2 1. Remove Ozonator as described in “DMC Ozonator” in this chapter. 2. Unplug flow switch (J5) from board. 3. Pull flow switch off clip after unplugging from board. Thermo Scientific 42iQTL Instruction Manual 7-47...

  • Page 252: Figure 7-48. Flow Switch Remove

    Use the following procedure to replace the optional ammonia scrubber. Scrubber Equipment Required: Replacement Phillips drive, #2 1. Remove DMC Ozonator as described in “DMC Ozonator” in this chapter. 2. Disconnect plumbing 2X. 3. Pull Ammonia scrubber off clips 2X. 7-48 42iQTL Instruction Manual Thermo Scientific...

  • Page 253: Figure 7-49. Remove Ammonia Scrubber

    Servicing DMC Ozonator Figure 7–49. Remove Ammonia Scrubber Thermo Scientific 42iQTL Instruction Manual 7-49...

  • Page 254: Optional Manifold Replacement

    2. Unplug three electrical connections (J5, J6, and J8) from the Step POL board 1. Figure 7–50. Replacing the Manifold pt 1 3. Unfasten three nuts. Remove the nuts, front and back ferrules as shown from span, zero in, sample back panel (Figure 7–51). 7-50 42iQTL Instruction Manual Thermo Scientific...
  • Page 255 Figure 7–51. Replacing the Manifold pt 2 4. Disconnect tubing. 5. Using a #2 Phillips drive, unfasten four #8-32 socket cap head screws. Figure 7–52. Replacing the Manifold pt 3 6. Replace the manifold and assemble in reverse order. Thermo Scientific 42iQTL Instruction Manual 7-51...

  • Page 256: Solenoid Valves Removal

    1. Turn the instrument OFF, unplug the power cord, and remove the cover (Figure 2–1). 2. Unplug mode valve (J5), converter valve (J6), and prereactor valve (J8) from step board 2 only. Figure 7–53. Conv-Mode-Preact Electrical Connection 7-52 42iQTL Instruction Manual Thermo Scientific...

  • Page 257: Figure 7-54. Conv-Mode-Preact Hardware, Plumbing

    4. Slide valve out. Equipment Damage Do not disconnect the plumbing from the valve end. Disconnect from the attaching end only. This will prevent damaging and leaks from the valve end. ▲ Figure 7–54. Conv-Mode-Preact Hardware, Plumbing Thermo Scientific 42iQTL Instruction Manual 7-53...

  • Page 259: Chapter 8 System Description

    Common Electronics ● Power supply ● System Control board ● Backplane board ● Front panel ● I/O (optional) ● Peripherals Support System ● Fan (on rear panel) ● Step POL board ● Pump ● Thermo Scientific 42iQTL Instruction Manual 8-1...

  • Page 260: Reaction Chamber Dmc

    If airflow stops, the flow sensor breaks the electrical circuit to the ozonator and shuts it off to prevent the ozonator from overheating. 42iQTL Instruction Manual Thermo Scientific...

  • Page 261: Ozonator Permeation Dryer

    Ethernet port, and the optional I/O interfaces (RS-485, analog, and digital). Figure 8–2 shows the PCBA interconnect structure for the 42iQTL, including options. The modular design of the instrument is conveyed in the architecture. Brief descriptions of the specific PCBAs follow. Thermo Scientific 42iQTL Instruction Manual...

  • Page 262: Figure 8-1. Common System Interconnect Diagram

    System Description Common Electronics Figure 8–1. Common System Interconnect Diagram 42iQTL Instruction Manual Thermo Scientific...

  • Page 263: Figure 8-2. 42Iqtl System Interconnect Diagram

    System Description Common Electronics Figure 8–2. 42iQTL System Interconnect Diagram Thermo Scientific 42iQTL Instruction Manual...

  • Page 264: Power Supply

    The iQ series instruments provide a number of methods for communicating the instrument results to the operator or external Communication equipment. Every iQ series instrument includes a front panel display, 3 Components USB ports, and one Ethernet data port as standard equipment.

  • Page 265: Peripherals Support System

    The Step POL board contains the basic circuitry to provide a programmable load to passive devices, either continuously, or on user or automated command. In the iQ Series instruments, the pump, solenoids, etc., are controlled off of the Step POL board from commands generated via the PSB.

  • Page 266: Flow/Pressure Dmc

    1 minute intervals. Chapter 3, “Operation” describes how this database is accessed and used including external memory downloads. 42iQTL Instruction Manual Thermo Scientific...

  • Page 267: Chapter 9 Optional Equipment

    Several components are available for connecting external devices. External Devices These connection options consist of three plug-in boards: Communication Board ● Analog I/O Board ● Digital I/O Board ● Figure 9–1. I/O Expansion Replacement Boards Thermo Scientific 42iQTL Instruction Manual 9-1...

  • Page 268: Communication Board

    RS-232 or RS-485 communication. Figure 9–2. RS-232/RS-485 Port Table 9–1. RS-232/RS-485 Port Terminal Assignment Terminal Number Signal Name No Connect RX/RS485_RX_P TX/RS485_TX_N No Connect No Connect RTS/RS485_TX_P CTS/RS485_RX_N No Connect 42iQTL Instruction Manual Thermo Scientific...

  • Page 269: Figure 9-3. Rs-485 External Accessory Port

    Table 9–2. RS-485 External Accessory Port Terminal Assignment Terminal Number Signal Name EXT_RS485_RX_N EXT_RS485_RX_P +5V (Fused @0.4A) +5V (Fused @0.4A) +5V (Fused @0.4A) EXT_RS485_TX_N EXT_RS485_TX_P +24V (Fused @0.4A) +24V (Fused @0.4A) +24V (Fused @0.4A) +24V (Fused @0.4A) +24V (Fused @0.4A) Thermo Scientific 42iQTL Instruction Manual...

  • Page 270: Analog I/O Board

    Figure 9–4. Analog Voltage Inputs Table 9–3. Analog Voltage Inputs Assignment Terminal Number Signal Name Analog In 1 Analog GND Analog In 2 Analog GND Analog In 3 Analog GND Analog In 4 Analog GND 42iQTL Instruction Manual Thermo Scientific...

  • Page 271: Analog Voltage Outputs

    Current Output is 1000 Ω. All Voltage Outputs and Current Outputs are continuously monitored separately for accuracy. The Analog Outputs may be used to control and report parameters pertinent to the analyzers’ measured functions. Figure 9–5. Analog Voltage and Current Thermo Scientific 42iQTL Instruction Manual...

  • Page 272: Analog Output Calibration

    Voltage Out 6 C/V Return 6 Analog Output The iQ series instruments provide for the ability to calibrate the analog outputs (both voltage and current) of the instruments. The basic procedure Calibration for both voltage and current are the same using the following procedure: Complete the connections of the recording device to the desired analog ●...
  • Page 273 2. Depending on the output type being used, select either Analog Out Zero Calibration (Voltage) or Analog Out 4.000 mA Calibration (Current). 3. A confirmation screen is presented. Select Continue to proceed with the calibration or Return to Previous Screen. Thermo Scientific 42iQTL Instruction Manual...
  • Page 274 6. After making changes to the output levels, the commit button will turn green. To accept the changes, press the Commit button. To revert to the previous values, press the back button to return to the previous analog output calibration screen. 42iQTL Instruction Manual Thermo Scientific...
  • Page 275 2. Depending on the output type being used, select either Analog Out Full Scale Calibration (Voltage) or Analog Out 20.000 mA Calibration (Current). 3. A confirmation screen is presented. Select Continue to proceed with the calibration or Return to Previous Screen. Thermo Scientific 42iQTL Instruction Manual...
  • Page 276 6. After making changes to the output levels, the commit button will turn green. To accept the changes, press the Commit button. To revert to the previous values, press the back button to return to the previous analog output calibration screen. 9-10 42iQTL Instruction Manual Thermo Scientific...

  • Page 277: Digital I/O Board

    The active state can be user defined in firmware. Logic Low Threshold: 0.8 V ● Logic High Threshold: 2.0 V ● Absolute allowable input voltages: -0.5 to 5.5 V ● Figure 9–6. Digital Inputs Thermo Scientific 42iQTL Instruction Manual 9-11...

  • Page 278: Table 9-5. Digital Inputs Terminal Assignment

    Digital In 6 Digital In 7 Digital In 8 Digital In 9 Digital In 10 Digital In 11 Digital In 12 Digital In 13 Digital In 14 Digital In 15 Digital In 16 COMMON 9-12 42iQTL Instruction Manual Thermo Scientific...

  • Page 279: Digital Relay Switches

    Optional Equipment Connecting External Devices Digital Relay Switches Table 9–6 lists the digital relay switches. Maximum Voltage: 300 VDC ● Maximum Current: 500 mA ● Fuse: 800 mA ● Figure 9–7. Digital Relay Switches Thermo Scientific 42iQTL Instruction Manual 9-13...

  • Page 280: Table 9-6. Digital Relay Switch Assignment

    Relay 2B Relay 3A Relay 3B Relay 4A Relay 4B Relay 5A Relay 5B Relay 6A Relay 6B Relay 7A Relay 7B Relay 8A Relay 8B Relay 9A Relay 9B Relay 10A Relay 10B 9-14 42iQTL Instruction Manual Thermo Scientific...

  • Page 281: Valve Driver Outputs

    Actual Output Voltage: 2224 VDC ● Maximum Current: 300 mA ● Both positive and negative outputs are protected from over voltage and ● over current by 500 mA fuses. Figure 9–8. Valve Driver Outputs Thermo Scientific 42iQTL Instruction Manual 9-15...

  • Page 282: Table 9-7. Valve Driver Outputs Assignment

    Valve Drive 7+ Valve Drive 7- Valve Drive 8+ Valve Drive 8- Note Intended for 24 V valves. These outputs will also drive any DC load of 2224 VDC, up to 300 mA. ▲ 9-16 42iQTL Instruction Manual Thermo Scientific...

  • Page 283: Internal Zero/Span And Sample Valves

    It may be necessary to use an atmospheric dump bypass plumbing arrangement to accomplish this. For more information, refer to the “Installation and Setup” chapter and the “Operation” chapter. Figure 9–9. Flow Diagram, Zero/Span Option Thermo Scientific 42iQTL Instruction Manual 9-17...

  • Page 284: Ammonia Scrubber

    Ozone The ozone particulate filter minimizes the potential for contamination of the capillary and reaction chamber by trapping any particulate matter Particulate Filter before passing through the capillary and reaction chamber. 9-18 42iQTL Instruction Manual Thermo Scientific...

  • Page 285: Appendix A Safety, Warranty, And Weee

    ▲ qualified service personnel only.   Equipment Damage Do not attempt to lift the analyzer by the cover or other ▲ external fittings. This adjustment should only be performed by an instrument ▲ service technician. Thermo Scientific 42iQTL Instruction Manual...

  • Page 286: Warranty

    Products for which Buyer has requested warranty services are not covered by the warranty hereunder, Buyer shall pay or reimburse Seller for all costs of investigating and responding to such request at Seller's then 42iQTL Instruction Manual Thermo Scientific...
  • Page 287 OR WRITTEN, WITH RESPECT TO THE PRODUCTS, INCLUDING WITHOUT LIMITATION ALL IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE. SELLER DOES NOT WARRANT THAT THE PRODUCTS ARE ERROR-FREE OR WILL ACCOMPLISH ANY PARTICULAR RESULT. Thermo Scientific 42iQTL Instruction Manual...

  • Page 288: Weee Compliance

    Description Marking of electrical and electronic equipment which applies to electrical and electronic equipment falling under the Directive 2002/96/EC (WEEE) and the ▲ equipment that has been put on the market after 13 August 2005. 42iQTL Instruction Manual Thermo Scientific...

  • Page 289: List Of Figures

    Figure 7–10. Unplugging the DMC Cable ............7-10   Figure 7–11. Unfasten Hardware Front for Measurement Side Removal ..7-10   Figure 7–12. Unfasten Hardware Rear for Measurement Side Removal ..7-11   Figure 7–13. Replacing the LCD Module ............7-12   Thermo Scientific 42iQTL Instruction Manual...
  • Page 290 Figure 7–50. Replacing the Manifold pt 1 ............7-50   Figure 7–51. Replacing the Manifold pt 2 ............7-51   Figure 7–52. Replacing the Manifold pt 3 ............7-51   Figure 7–53. Conv-Mode-Preact Electrical Connection ........7-52   42iQTL Instruction Manual Thermo Scientific...
  • Page 291 Table 9–4. Analog Voltage and Current Assignment ......... 9-6   Table 9–5. Digital Inputs Terminal Assignment ..........9-12   Table 9–6. Digital Relay Switch Assignment ........... 9-14   Table 9–7. Valve Driver Outputs Assignment ..........9-16   Thermo Scientific 42iQTL Instruction Manual...

  • Page 293: Gnu Lesser General Public License

    Our General Public Licenses are designed to make sure that you have the freedom to distribute copies of free software (and charge for this service if you wish); that you receive source code or can get it if you want it; Thermo Scientific 42iQTL Instruction Manual...
  • Page 294 We call this license the "Lesser" General Public License because it does Less to protect the user's freedom than the ordinary General Public License. It also provides other free software developers Less of an advantage over competing non-free programs. These disadvantages are the reason we use 42iQTL Instruction Manual Thermo Scientific...
  • Page 295 Library or any derivative work under copyright law: that is to say, a work containing the Library or a portion of it, either verbatim or with modifications and/or translated straightforwardly into another language. (Hereinafter, translation is included without limitation in the term "modification".) Thermo Scientific 42iQTL Instruction Manual...
  • Page 296 Therefore, Subsection 2d requires that any application-supplied function or table used by this function must be optional: if the application does not supply it, the square root function must still compute square roots.) 42iQTL Instruction Manual Thermo Scientific...
  • Page 297 5. A program that contains no derivative of any portion of the Library, but is designed to work with the Library by being compiled or linked with it, is Thermo Scientific 42iQTL Instruction Manual...
  • Page 298 Library, with the complete machine-readable "work that uses the Library", as object code and/or source code, so that the user can modify the Library and then relink to produce a modified executable containing the modified Library. (It is 42iQTL Instruction Manual Thermo Scientific...
  • Page 299 Give prominent notice with the combined library of the fact that part of it is a work based on the Library, and explaining where to find the accompanying uncombined form of the same work. Thermo Scientific 42iQTL Instruction Manual...
  • Page 300 42iQTL Instruction Manual Thermo Scientific...
  • Page 301 SHOULD THE LIBRARY PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING, REPAIR OR CORRECTION. 16. IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING WILL ANY COPYRIGHT HOLDER, OR Thermo Scientific 42iQTL Instruction Manual...
  • Page 302 You should also get your employer (if you work as a programmer) or your school, if any, to sign a "copyright disclaimer" for the library, if necessary. Here is a sample; alter the names: C-10 42iQTL Instruction Manual Thermo Scientific...
  • Page 303 (iii) accessors; and (iv) small macros, templates and inline functions of five lines or less in length. Furthermore, you are not required to apply this additional permission to a modified version of the Library. Thermo Scientific 42iQTL Instruction Manual C-11...

  • Page 305: Appendix D Standards For Trace Level Analyzers

    Using the specifications of the mass flow controllers and calibration cylinder, this concentration should be accurate to within 5%. Multi-point concentrations from 0.5 ppb to 10 ppb may be similarly generated, establishing the linearity of the particular analyzer being calibrated. Thermo Scientific 42iQTL Instruction Manual...
  • Page 306 When calibrating the zero in the 42iQ Trace Level, the background levels are calculated and available in the Calibration Factors menu. Normal background levels are in the 0.5 to 1.5 42iQTL Instruction Manual Thermo Scientific...
  • Page 307 Level analyzers are readily calibrated at the low concentration levels require for sub-ambient monitoring. Although extra care is required, primarily in zero air generation, users familiar with normal compliance requirements should be able with minimal additional effort to obtain valid concentration data. Thermo Scientific 42iQTL Instruction Manual...
  • Page 310 India China Europe 27 Forge Parkway C/327, TTC Industrial Area 8/F Bldg C of Global Trade Ctr, Ion Path, Road Three, Franklin, MA 02038 MIDC Pawane No.36, North 3rd Ring Road, Winsford, Cheshire CW73GA UK Ph: (866) 282-0430 New Mumbai 400 705, India Dong Cheng District Ph: +44 1606 548700 Fax: (508) 520-2800...

This manual is also suitable for:

42iqtl