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Servicing

Optional DMC Oxygen Sensor

7-54

48iQ Instruction Manual

Thermo Scientific

Use the following procedure to replace the oxygen sensor board.

Equipment required:

Phillips drive, #2

Remove the oxygen sensor DMC from the instrument. Refer to
“

Oxygen Sensor Removal

” on page

7-51

Unplug J1.

Using a #2 Phillips drive, unfasten five #6-32 pan head screws.

Figure 7–58.

Replacing the Oxygen Sensor DMC Board

Slide board upwards.

Note

Clear keyway.

▲

Oxygen Sensor

Board Replacement

Содержание 117080-00

Страница 1: ...48iQ Instruction Manual Carbon Monoxide Analyzer 117080 00 1Sep2019 ...

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Страница 3: ...Main Menus and Keypads 3 5 Numeric Keypad 3 6 Alphanumeric Keypad 3 7 Calibration 3 9 Calibrate Background 3 11 Calibrate Span Coefficient 3 12 Zero Span Schedule 3 14 Calibrate O2 Span Coefficient 3 16 Advanced Calibration 3 17 Manual Calibration 3 19 Multipoint Calibration 3 24 Manual O2 Calibration 3 27 2 Point O2 Calibration 3 29 Calibration History 3 31 Data 3 32 View Data Log Last Hour 3 33 ...

Страница 4: ...68 iQ360 3 69 Measurement Settings 3 72 Averaging Time 3 74 Range Mode Selection 3 76 Range Setting 3 78 Gas Mode 3 79 Gas Units 3 80 Advanced Measurement Settings 3 81 Communications 3 89 Wired TCP DHCP 3 91 Serial RS 232 485 3 93 Analog I O 3 94 Digital I O 3 95 Email Server SMTP 3 96 Bayern Hessen Settings 3 97 Instrument Settings 3 99 Display Setup 3 100 Alarm Setpoints 3 101 Clock 3 104 Time ...

Страница 5: ...ficient 4 10 Periodic Zero and Span Checks 4 12 Manual Calibration 4 13 Adjust Background 4 13 Adjust Span Coefficient 4 14 Reset Bkg to 0 000 and Span Coef to 1 000 4 14 Zero Span Schedule 4 15 Next Time 4 15 Period 4 15 Zero Span Purge Duration Minutes 4 15 Schedule Averaging Time 4 16 Background Calibration and Span Calibration 4 16 Zero Calibration and Span Calibration 4 16 Zero Span Ratio 4 1...

Страница 6: ...ent 7 26 DMC Optical Bench 7 29 Optical Bench Removal 7 30 Optical Switch Replacement 7 31 Purge Wheel Housing Removal 7 34 Filter Wheel Replacement 7 35 Motor Replacement 7 37 Motor and Filter Wheel Alignment 7 39 Optical Bench Heater Removal 7 41 Pre Amp Detector Assembly Removal 7 43 IR Source Replacement 7 45 Optional Manifold Replacement 7 48 Optional Zero Air Scrubber Replacement 7 50 Option...

Страница 7: ...ard 9 2 RS 232 RS 485 Port 9 2 RS 485 External Accessory Port 9 3 Analog I O Board 9 4 Analog Voltage Inputs 9 4 Analog Voltage Outputs 9 5 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 Valve Driver Outputs 9 15 Internal Zero Span Assembly 9 17 Internal Oxygen O2 Senso...

Страница 8: ...Contents viii 48iQ Instruction Manual Thermo Scientific List of Tables B 3 GNU Lesser General Public License C 1 GNU Lesser General Public License C 1 Appendix C ...

Страница 9: ...er instrument performance and data availability Distributed Measurement and Control DMC module design simplifies serviceability Each DMC module contains its own microprocessor control enabling functional performance validation at the module level Built in predictive diagnostics and preventive maintenance schedules identify problems before they occur The iQ Series platform sends email notifications...

Страница 10: ...The GUI is highly flexible and can be customized to enable a tailored 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 Figure 1 1 48iQ Front ...

Страница 11: ...ument output over any range up to a concentration of 10 000 ppm Gas sample is drawn into the 48iQ through the rear panel of the analyzer and through the optical detection system using an embedded intake pump as shown in Figure 1 2 Gas may be ambient or it may be delivered from a more distant location using standard tubing connected to the rear panel The rear panel may be a simple inlet bulkhead or...

Страница 12: ...Introduction 48iQ Principle of Operation 1 4 48iQ Instruction Manual Thermo Scientific Figure 1 2 48iQ Flow Schematic Figure 1 3 48iQ Flow Schematic with Zero Span and Zero Air Scrubber ...

Страница 13: ... safely operated over the range of 0 45 C Power Requirements 100 240 VAC 50 60 Hz 275 watts Physical Dimensions 24 in D x 16 75 in W x 8 72 in H 609 mm D 425 45 mm W x 221 48 mm H Weight 34 3 lbs Analog I O 4 Isolated Voltage Inputs 0 10 V 6 Isolated Analog Voltages Outputs with 4 selectable ranges 6 Isolated Analog Current Outputs with 2 selectable ranges Digital I O 16 Digital Inputs TTL 8 Solen...

Страница 14: ...n Sensor Specifications Technology Paramagnetic Range 0 100 O2 Accuracy Intrinsic error 0 1 O2 Linearity 0 1 O2 Repeatability 0 1 O2 Zero Drift 0 2 O2 per month excludes up to 0 1 O2 in the first 24 hours of operation Response Time T10 T90 2 5 seconds Weight Approximately 2 lbs in addition to standard instrument ...

Страница 15: ...Introduction Dimensions Thermo Scientific 48iQ Instruction Manual 1 7 Figure 1 4 Bench Mount Assembly dimensions in inches mm Dimensions ...

Страница 16: ...Introduction Dimensions 1 8 48iQ Instruction Manual Thermo Scientific Figure 1 5 Rack Mount Assembly dimensions in inches mm ...

Страница 17: ...Introduction Dimensions Thermo Scientific 48iQ Instruction Manual 1 9 Figure 1 6 Rack Mount Requirements Figure 1 7 Rack Requirements Part 2 ...

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Страница 19: ...g container when you receive the instrument notify the carrier immediately and hold for inspection The carrier is responsible for any damage incurred during shipment Use the following procedure to unpack and inspect the instrument 1 Remove the instrument from the shipping container and set it on a table or bench that allows easy access to both the front and rear 2 Remove the cover to expose the in...

Страница 20: ... the cover Equipment required Phillips screwdriver 2 1 Unfasten the four 8 32 screws securing the cover shipping screws 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 Cover Removing and Replacing ...

Страница 21: ...rument can be installed in the following configurations Bench Mount Rack 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 Mounting Options Bench Mount ...

Страница 22: ...Phillips drive 2 1 Start by gripping from the top corners of the front panel and pull outwards See Figure 2 3 Figure 2 3 Removing the Front Panel 2 Unfasten the four 8 32 pan head screws 3 Slide ears outwards 4 Use the same four 8 32 pan head screws to secure it 5 Install the handles with the four 8 32 flat head screws that came with the handle kit on the backside See Figure 2 4 Rack Mount ...

Страница 23: ...Installation and Setup Mounting Options Thermo Scientific 48iQ Instruction Manual 2 5 Figure 2 4 Installing Ears and Handles ...

Страница 24: ...sure is greater than atmospheric pressure 2 Connect the EXHAUST bulkhead to a suitable vent The exhaust line should be 1 4 inch OD with a minimum ID of 1 8 inch The length of the exhaust line should be less than 10 feet Verify that there is no restriction in this line 3 The analyzer is pre configured to internally purge the filter wheel If an external purge is desired a purge kit is included to al...

Страница 25: ... a suitable recording device to the rear panel connector For detailed information about connecting to the instrument refer to Connecting External Devices on page 9 1 Communications Analog I O on page 3 57 and Digital I O on page 3 59 7 Plug the instrument into an outlet of the appropriate voltage and frequency The 48iQ is supplied with a three wire grounding cord Under no circumstances should this...

Страница 26: ...Installation and Setup Setup Procedure 2 8 48iQ Instruction Manual Thermo Scientific Figure 2 6 Atmospheric Dump Bypass Plumbing Figure 2 7 External Purge Plumbing ...

Страница 27: ...yed on the gas mode button in the title bar and the concentration calculation is turned off To disable warm up go to Settings Configuration 3 Set instrument parameters such as operating ranges and averaging times to their appropriate settings For more information about instrument parameters see the Operation chapter 4 Before beginning the actual monitoring perform a multipoint calibration as descr...

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Страница 29: ...ce located in the middle is where the Home Screen and all other screens are accessed The Home Screen has three Main Menu buttons located on the left side which include Calibration Data and Settings while the user interface to the right of the buttons displays the chemical name s concentration value s and unit s The Status Bar located at the bottom includes the Back button Access Levels Health Chec...

Страница 30: ...Operation Instrument Display 3 2 48iQ Instruction Manual Thermo Scientific Home Screen dual or auto range mode with O2 option Title Bar User Interface Status Bar ...

Страница 31: ...eal time status and alarms also predictive diagnostics and maintenance history Contains controls for operating the instrument communications and sets instrument options Concentration When in single mode displays CO concentrations in big bold characters depending on operating mode When in dual or auto mode displays either high range or low range values based on the range setting Status Bar Back but...

Страница 32: ...Operation Instrument Display 3 4 48iQ Instruction Manual Thermo Scientific Thermo Scientific Information button Shows contact information ...

Страница 33: ...ing Time Range Mode Selection Range Setting Gas Mode Gas Units Dilution Ratio Advanced Measurement Optical Bench Settings Compensation Pressure Calibration Instrument Settings Display Setup Alarm Setpoints Language Clock Pump Power Reboot Instrument Communications Configuration Security Access Levels USB Drive Firmware Update Via USB Drive Download Data to USB Drive Change USB Password User Contac...

Страница 34: ...ch as for flow rates temperatures or pressures the keypad screen will automatically display Initially the box above the keypad will display the current value 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 Numeric Keypad ...

Страница 35: ...tomatically display Initially the box above the keypad will display the current value 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 The alphanumeric keypad is only available when the user needs to enter alphabet characters Alphanumeric Keypad ...

Страница 36: ...Operation Instrument Display 3 8 48iQ Instruction Manual Thermo Scientific ...

Страница 37: ...ual and auto range modes have two CO span coefficients high and low This allows each range to be calibrated separately This is necessary if the two ranges used are not close to one another For example a low CO range of 50 ppm and a high CO range of 1000 ppm For more information about range modes see Range Mode Selection on page 3 76 Home Screen Calibration single range mode with O2 option Home Scr...

Страница 38: ...hen in dual or auto range mode Zero Span Schedule Programs the instrument to perform fully automated zero and span checks or adjustments Calibrate O2 Span Coefficient When the O2 Sensor option is turned on in the Settings Configuration screen this button will appear It allows an O2 calibration to be performed Advanced Calibration Calibrates the instrument using a manual zero span calibration a mul...

Страница 39: ...d and set the averaging time to 300 second averaging The Averaging Time is located at Settings Measurement Settings Averaging Time Home Screen Calibration Calibrate Background The Calibrate Background menu contains the following information Target Concentration Read only Displays what the concentration value will become when the calibrate button is pressed Current Background Read only Displays wha...

Страница 40: ...the calibration of the high or low coefficient The Calibrate High Range Span Coefficient and Calibrate Low Range Span Coefficient screens function the same way It is important to note the averaging time when calibrating The longer the averaging time the more precise the calibration results To achieve maximum precision allow the instrument to stabilize each time input gas is changed and set the ave...

Страница 41: ... is when in single range mode Current High Range Span Coefficient Displays what the current user set high range span coefficient is when in dual or auto range mode Current Low Range Span Coefficient Displays what the current user set low range span coefficient is when in dual or auto range mode Calculated Span Coefficient Read only After the Edit Span Concentration value is entered the new calcula...

Страница 42: ...ation Zero Span Schedule Toggles zero span schedule Enabled or Disabled Next Time Allows the user to view and set the initial date and time 24 hour format of the zero span schedule Period Defines the period or interval between zero span checks or calibrations If period 0 the schedule runs continuously Zero Duration Sets how long zero air is sampled by the instrument Span Duration Sets how long spa...

Страница 43: ...uns a background check only and background value is not updated Span Calibration Toggles Enabled Disabled If enabled span coefficient is calibrated If disabled schedule runs a calibration check only and span coefficient is not updated Zero Span Ratio Allows the user to perform more scheduled background calibration checks to span calibration checks Default is 1 and therefore reads 1 1 This means th...

Страница 44: ...averaging time to 300 second averaging The O2 Averaging Time is located at Settings Measurement Settings Averaging Time Home Screen Calibration Calibrate O2 Span Coefficient single range mode The Calibrate O2 Span Coefficients screen contains the following information Edit O2 Span Concentration User enters the O2 span concentration Current O2 Concentration Read only Current O2 concentration readin...

Страница 45: ...e screens are the words High and Low For more information about range modes see Range Mode Selection on page 3 76 Home Screen Calibration Advanced Calibration single range mode with O2 option Home Screen Calibration Advanced Calibration dual or auto range mode with O2 option The Advanced Calibration screens contain the following information Manual Calibration The user manually adjusts the backgrou...

Страница 46: ...Range Multipoint Calibration Up to three gas concentrations cal points for low range may be calibrated Three cal points will give the most accurate readings over the entire range Manual O2 Calibration The user manually adjusts the O2 span coefficient based on the current O2 concentration value 2 Point O2 Calibration The user manually performs a 2 point calibration of the O2 sensor Calibration Hist...

Страница 47: ...In dual or auto range modes High Range or Low Range buttons are displayed to indicate the calibration of the high or low coefficient Home Screen Calibration Advanced Calibration Manual Calibration single range mode Home Screen Calibration Advanced Calibration Manual Calibration dual or auto range mode The Manual Calibration menu contains the following information Adjust Background Allows the user ...

Страница 48: ... user to manually adjust the high range span coefficient when in dual or auto range mode Adjust Low Range Span Coefficient Allows the user to manually adjust the low range span coefficient when in dual or auto range mode Reset Background to 0 000 and Span Coefficient to 1 000 Resets all backgrounds and coefficients ...

Страница 49: ...nced Calibration Manual Calibration Adjust Background The Adjust Background screen contains the following information Adjust Background User manually adjusts zero background Adjusted Concentration Read only Shows adjusted concentration based on adjusted zero background Calibrate Calibrates zero background by saving the newly adjusted zero background value Adjust Background ...

Страница 50: ... Coefficient and Adjust Low Range Span Coefficient screens function the same way Home Screen Calibration Advanced Manual Calibration Adjust Span Coefficient single range mode Home Screen Calibration Advanced Manual Calibration Adjust High Range Span Coefficient dual or auto range mode The Adjust Span Coefficient menu contains the following information Adjust Span Coefficient User manually adjusts ...

Страница 51: ...adjusted span coefficient when in single range mode Adjusted High Range Concentration Read only Shows adjusted high range concentration based on adjusted high range span coefficient when in dual or auto range mode Adjusted Low Range Concentration Read only Shows adjusted low range concentration based on adjusted low range span coefficient when in dual or auto range mode Calibrate Calibrates span c...

Страница 52: ...Calibration screens function the same way Note Pressing the Multipoint Calibration button responds with It is recommended to calibrate all three points and requires an OK action Home Screen Calibration Advanced Calibration Multipoint Calibration single range mode The Multipoint Calibration screen contains the following information Point 1 First cal point used in the calibrated multipoint polynomia...

Страница 53: ...ration Thermo Scientific 48iQ Instruction Manual 3 25 Third Coefficient Read only Value of the third coefficient in the polynomial curve Reset Points to Default Values Resets multipoint coefficients to default values ...

Страница 54: ...ion screens function the same way The customer defines the ranges It is suggested to perform the following calibration points for each range Cal point 1 80 of range Cal point 2 50 or range Cal point 3 20 of range Home Screen Calibration Advanced Calibration Multipoint Calibration Point 1 The Point 1 screen contains the following information Edit Point 1 Span Concentration User enters span concentr...

Страница 55: ...tration This button appears if the O2 Sensor option is selected in the Configuration screen Home Screen Calibration Advanced Calibration Manual Calibration single range mode The Manual O2 Calibration screen contains the following information Adjust O2 Span Coefficient Allows the user to manually adjust the O2 span coefficient Reset O2 Coefficient to 1 000 Resets coefficient Manual O2 Calibration ...

Страница 56: ...ual Calibration Adjust O2 Span Coefficient The Adjust O2 Span Coefficient menu contains the following information Adjust O2 Span Coefficient User manually adjusts span coefficient Adjusted Concentration Read only Shows adjusted O2 concentration based on adjusted O2 span coefficient Calibrate Calibrates span coefficient by saving the newly adjusted O2 span coefficient Adjust O2 Span Coefficient ...

Страница 57: ... appears if the O2 Sensor option is selected in the Configuration screen Home Screen Calibration Advanced Calibration 2 Point O2 Calibration Home Screen Calibration Advanced Calibration 2 Point O2 Calibration Continue to 2 Point O2 Calibration The 2 Point O2 Calibration screen contains the following information 2 Point O2 Calibration Point 1 First cal point used in the 2 point O2 calibration Defau...

Страница 58: ...int O2 Calibration 2 Point O2 Calibration Point 1 The 2 Point O2 Calibration Point 1 screen contains the following information Edit O2 Span Concentration User enters O2 span concentration Current O2 Concentration Read only After selecting the value on the Edit O2 Concentration button and after pressing the Calibrate O2 button the Point 1 Concentration value is updated Calibrate O2 Point 1 Calibrat...

Страница 59: ...Calibration History Note Pressing the Calibration History button responds with Retrieving calibration log data it may take a few seconds The Calibration History screen contains the following information Time Stamp Time of calibration or calibration check Event Lists the type of calibration event Result Concentration result Target Concentration setpoint value Units Displays units for each item Aver...

Страница 60: ...information View Data Log Last Hour User views last hour of historical data Table shows most recent data on top View Data Log Last 24 Hours User views last 24 hour of historical data Table shows most recent data on top 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 parame...

Страница 61: ...up and down and the and buttons to move left and right Home Screen Data View Data Log Last Hour Note Pressing the View Data Log Last Hour responds with Retrieving user log data it may take a few seconds 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 View Data Log Last Ho...

Страница 62: ...nd down and the and buttons to move left and right Home Screen Data View Data Log Last 24 Hours Note Pressing the View Data Log Last 24 Hours responds with Retrieving user log data it may take a few seconds 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 View Data Log...

Страница 63: ... Time Home Screen Data View Data Log User Defined Time Save Data Logging Start Time The View Data Log User Defined Time screen contains the following information Date Sets date of data logging start 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 View Dat...

Страница 64: ...ation Date Sets date of data logging end time Time Sets time of data logging end time Save Data Logging End Time Pressing the Save Data Logging End 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 ...

Страница 65: ...p parameters for data logging and streaming data Home Screen Data 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 Advanced Data Setup ...

Страница 66: ...ariables to log Period User selects how often data is collected by setting the duration between logged data Data Treatment Toggles between Average Current Minimum and Maximum When set to average the average value during the period will be recorded When set to current the latest data will be recorded When set to minimum or maximum the minimum or maximum value during the period will be recorded Eras...

Страница 67: ... other but contain the same variable selections The list is based on the instrument s configuration 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...

Страница 68: ...up The Streaming Data Setup screen contains the following information Select Streaming Variables User selects which variables to stream Period Sets the time between streamed data 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 Streaming Data Setup ...

Страница 69: ... other but contain the same variable selections The list is based on the instrument s configuration 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 ...

Страница 70: ...ct Thermo Fisher Scientific technical support Measurement Settings Allows the user to setup user preferences as related to the concentration readings Communications Allows the user to communicate with outside devices Instrument Setting Allows the user to setup alarm setpoints and user preferences Configuration User selects which options to enable Security Access Levels User selects security protoc...

Страница 71: ...ntains the following information Status and Alarms Allows the user to view the status and alarm menus Menus are broken down according to modules where the user can view instrument readings setpoints and alarms Predictive Diagnostics Smart module diagnostics which shows possible future issues Maintenance History Allows the user to set up a maintenance schedule and track maintenance history File Sha...

Страница 72: ... The Status and Alarms menu contains the following information Concentration Displays CO concentrations and alarms NDIR Bench Displays bench module alarms and faults O2 Sensor Displays O2 concentrations sensor alarms and faults if enabled Flow and Pressure Displays flow and pressure alarms and faults Peripherals Support Displays peripherals support alarms and faults Valve and Pump Resets User can ...

Страница 73: ...ntration The Concentration screen contains the following information Across Concentration This column lists items associated with the CO and concentrations Value Displays the current value for each item Low Alarm Displays low alarm status for each item High Alarm Displays high alarm status for each item Span Conc Span concentration used in the span calibration or span check Units Displays units fo...

Страница 74: ...s concentration based on the last attempted span calibration High alarm shows user defined limit for acceptable span check offset 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 ...

Страница 75: ...Across NDIR Bench This column lists items associated with the NDIR bench module Value Displays the current value for each item Low Alarm Displays low alarm status for each item High Alarm Displays high alarm status for each item Units Displays units for each item Down S R Displays the current sample reference reading Sample Intensity Displays the current sample intensity reading Reference Intensit...

Страница 76: ...tor Bias too High Displays OK Fail for IR detector bias too high Bench Thermistor Open Displays OK Fail for bench thermistor open Bench Thermistor Short Displays OK Fail for bench thermistor short Module Thermistor Open Displays OK Fail for module thermistor open Module Thermistor Short Displays OK Fail for module thermistor short Board Communication Displays OK Fail for board communication status...

Страница 77: ...ttings Thermo Scientific 48iQ Instruction Manual 3 49 15V Diagnostic Displays current voltage readings Alarm limits are not changeable Bias Voltage Displays current voltage readings Alarm limits are not changeable ...

Страница 78: ...ts items associated with the O2 sensor Value Displays the current value for each item Low Alarm Displays low alarm status for each item High Alarm Displays high alarm status for each item Units Displays units for each item Down Concentration Displays the current O2 sensor concentration reading User can adjust low and high alarm limits Temperature Displays the current module temperature reading Tem...

Страница 79: ...cation 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 2 5V Diagnostic Displays current voltage readings Alarm limits are not changeable 3 3V Diagnostic Displays current voltage readings Alarm limits are not changeable 5 0V Diagnostic Displays current ...

Страница 80: ...ation Across Flow and Pressure This column lists items associated with the flow and pressure module Value Displays the current value for each item Low Alarm Displays low alarm status for each item High Alarm Displays high alarm status for each item Units Displays units for each item Down Flow Displays the current sample flow reading User can adjust low and high alarm limits Bench Pressure Displays...

Страница 81: ... if any voltages are outside their limits No voltage rows ever get highlighted 2 5V Diagnostic Displays current voltage readings Alarm limits are not changeable 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 chang...

Страница 82: ...n Across Peripherals Support This column lists items associated with the peripherals support module Value Displays the current value for each item Low Alarm Displays low alarm status for each item High Alarm Displays high alarm status for each item Units Displays units for each item Down Module Temperature Displays the current module temperature of the module Sample Valve Displays whether or not t...

Страница 83: ...r limits No voltage rows ever get highlighted 2 5V Diagnostic Displays current voltage readings Alarm limits are not changeable 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 5 0V Step Board Displays OK...

Страница 84: ... symbol denotes that the device needs to be reset Note Resetting one valve will reset all valves Home Screen Settings Health Check Status and Alarms Valve and Pump Resets The Valve and Pump Resets screen contains the following information Sample Valve Reset Resets sample valve Zero Valve Reset Resets zero valve Span Valve Reset Resets span valve Pump Reset Resets pump Valve and Pump Resets ...

Страница 85: ...tains the following information Across Analog IO This column lists items associated with the analog I O Value Displays the current value for each item Low Alarm Displays low alarm status for each item High Alarm Displays high alarm status for each item Units Displays units for each item Down Voltage Output Channel 1 6 Displays real time voltage output for each channel Current Output Channel 1 6 Di...

Страница 86: ...o voltage rows ever get highlighted 3 3V Diagnostic Displays current voltage readings Alarm limits are not changeable 5 0V Diagnostic Displays current voltage readings Alarm limits are not changeable 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 v...

Страница 87: ...he following information Across Digital IO This column lists items associated with the digital I O Value Displays the current value for each item Reset Resets item Low Alarm Displays low alarm status for each item High Alarm Displays high alarm status for each item Units Displays units for each item Down Solenoid 1 8 Displays whether or not the solenoid is activated by showing the current in mA Ex...

Страница 88: ...oes red if any voltages are outside their limits No voltage rows ever get highlighted 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 ...

Страница 89: ...he Serial Numbers screen contains the following information Instrument Instrument serial number NDIR Bench NDIR bench serial number O2 Sensor Board O2 sensor board serial number O2 Sensor O2 sensor serial number 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 Serial Num...

Страница 90: ...button is greyed out no maintenance is needed If button is blue maintenance is suggested Note This symbol denotes there is an active maintenance related warning in the module Home Screen Settings Health Check Predictive Diagnostics The Predictive Diagnostics screen contains the following information Filter Wheel Sample Pump Capillary Flow Path IR Source Sample Valve Zero Valve Span Valve Predictiv...

Страница 91: ... Health Check Maintenance Home Screen Settings Health Check Maintenance Advanced Maintenance The Maintenance screen contains the following information Preventive Maintenance Shows suggested service interval and time left for component replacement Change Part User logs component fix Maintenance History Shows the log of all recorded component fixes Service Tips Provides video and procedural service ...

Страница 92: ...e Preventive Maintenance screen contains the following information Across Component Device to be routinely serviced or replaced Interval in Months Expected period of time before a component needs to be checked and or serviced User settable Months Left Count down timer in months Remaining time since the beginning of the service interval When the value is 1 or less the row will be highlighted and it...

Страница 93: ...ervice interval for chopper motor Optical Switch Service interval for optical switch Flow System Service interval for the flow system components Capillaries Service interval for capillaries Pump Service interval for pump DC Power Supply Service interval for DC power supply Fan Filter Service interval for fan filter System Components Service interval for system components Purafil Service interval f...

Страница 94: ...e diagnostics screen when applicable Home Screen Settings Health Check Maintenance Change Part The Change Part screen contains the following information Select Part User selects part to service from the selection table 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 ...

Страница 95: ...d down and the and buttons to move left and right Home Screen Settings Health Check Maintenance Maintenance History Note Pressing the Maintenance History button responds with Retrieving maintenance history data it may take a few seconds The Maintenance History screen contains the following information Part Component that has been fixed Fix The type of maintenance Date Shows date time when service ...

Страница 96: ...ive Email Health Check Report File to Technical Support Sends the health report file to technical support and the customer email addresses via email Email Health Check Report to Personal Account Sends the health report file to a personal account via email iQ Alert Assistant With the iQ Alert Assistant enabled the instrument will email Thermo Scientific Technical Support the health check report aft...

Страница 97: ...ngs Health Check iQ360 Get Started Home Screen Settings Health Check iQ360 Status and Renewal Request The iQ360 screen contains the following information Get Started Allows the user to access the menu where the subscription passcode is entered 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...

Страница 98: ...ck iQ360 Get Started The Get Started screen contains the following information Resend Subscription E mail Allows the user to request another subscription passcode if the email was never received 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 Get Started ...

Страница 99: ...nd Renewal Request The Status and Renewal Request screen contains the following information iQ360 Status Informs the user if the subscription is enabled iQ360 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 vi...

Страница 100: ... will be available Home Screen Settings Measurement Settings single range mode Home Screen Settings Measurement Settings dual or auto range mode The Measurement Setting menu contains the following information Averaging Time Sets the averaging time for the CO sample measurement and O2 sample measurement if option is enabled Range Mode Selection User can choose between the various range modes single...

Страница 101: ...e Low Range Setting Sets the low range concentration for the analog output when in dual or auto range mode Gas Mode User can manually choose sample zero or span mode Gas Units Defines the units in which CO concentration reading is expressed Dilution Ratio Serves as a multiplier when dilution gas is utilized Advanced Measurement Settings Advanced settings affecting CO readings ...

Страница 102: ...0 seconds will be the output at each update Therefore the lower the averaging time the faster the front panel display and analog outputs respond to concentration changes Longer averaging times are typically used to smooth output data Dynamic Filtering allows for data smoothing without compromising response time Automatically changes the averaging time giving the user faster response times when con...

Страница 103: ...mic filtering when in dual or auto range mode Low Range Dynamic Filtering Enables disables low range dynamic filtering when in dual or auto range mode Averaging Time Sets averaging time period in single range mode and when dynamic filtering is disabled 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 ...

Страница 104: ...e low CO analog output can be set to output concentrations from 0 to 50 ppm and the high CO analog output set to output concentrations from 0 to 100 ppm In addition when in dual or auto range mode each CO analog output has a span coefficient so that each range can be calibrated separately This is especially necessary if the two ranges are not close to one another For example the low CO range is se...

Страница 105: ...w ranges should not vary by more than 1 order of magnitude For instance if the low range is set to 20 ppm then the high range should be set to no more than 200 ppm This is because the concentration response is non linear and it is possible that the low range readings could become unpredictable above the top of the low range resulting in a substantial jump in concentration readings when switching b...

Страница 106: ...r for the single dual and auto range modes The only difference are the words High or Low displayed to indicate which range is displayed For more information about the dual and auto range modes see Range Mode Selection on page 3 76 Pressing Range Setting High Range Setting or Low Range Setting brings up a numeric keypad whereby the user can select a range Settable ranges according to unit selection...

Страница 107: ...ttings Measurement Settings Gas Mode The Gas Mode screen contains the following information Sample Sets the instrument to measure sample gas 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 Gas Mode ...

Страница 108: ...standard pressure of 760 mmHg and a standard temperature of 0 C The temperature can be changed in the compensation screen Use the and buttons to select Home Screen Settings Measurement Settings 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 c...

Страница 109: ...nt Settings Advanced Measurement Settings The Advanced Measurements Settings menu contains the following information Optical Bench Settings User sets the detector gain and S R initial value This can be done manually or automatically Compensation Allows the user to compensate for changes in temperature pressure and oxygen concentration if enabled Pressure Calibration Calibrates pressure Advanced Me...

Страница 110: ...e and buttons to move up and down and the and buttons to move left and right Home Screen Settings Measurement Settings Advanced Measurement Settings Optical Bench Settings Home Screen Settings Measurement Settings Advanced Measurement Settings Optical Bench Settings Continue to Detector Gain Calibration The Detector Gain Calibration screen contains the following information Across Description Defi...

Страница 111: ...he Stop button End Cal When Stop is pressed the auto calibration is interrupted and the value does not change Default Values When pressed the default gain value is saved Home Screen Settings Measurement Settings Advanced Measurement Settings Optical Bench Settings Continue to Initial S R Calibration The Initial S R Calibration screen contains the following information Across Description Defines th...

Страница 112: ...the auto calibration process is initiated Please allow up to 5 minutes for calibration to complete User can Stop calibration by pressing the Stop button End Cal When pressed the auto calibration is interrupted and the value does not change Default Values When pressed the default S R value is saved ...

Страница 113: ...internal instrument temperature changes on the analyzer s subsystems and output have been empirically determined This empirical data is used to compensate for any changes in temperature Pressure Compensation Toggles pressure compensation enabled or disabled and provides compensation for any changes to the instrument s output signal due to bench pressure variations The effects of bench pressure cha...

Страница 114: ...non corrected values 2 9 20 2 9 20 2 O O C O C meas corr corr comp Abbreviations C is the measured concentration O2corr is the oxygen concentration that C is corrected to this value is set by the user in the Source O2 Concentration Setpoint screen and defaults to 15 O2meas is the measured O2 concentration which is clamped at 20 8 to prevent divide by zero errors Ccomp is the corrected concentratio...

Страница 115: ... Setpoint User enters expected O2 concentration Current O2 Concentration Read only Displays current O2 reading Corrected CO Concentration Read only Displays the corrected CO concentration when in single range mode Corrected High Range CO Concentration Read only Displays the corrected high range CO concentration when in dual or auto range mode Corrected Low Range CO Concentration Read only Displays...

Страница 116: ...sor Calibration Starts calibration or resets default values Down Sensor 1 3 Reading Under the column labeled Reading current reading of each pressure sensor Atmospheric Sensor 1 3 Under the column labeled reading the user enters the current atmospheric pressure in mmHg units Under the column labelled Calibration the user presses the Start button to calibrate the high point of the sensor Zero Senso...

Страница 117: ...nstrument through analog I O settings This is only visible if selected in Settings Configuration Analog I O Digital I O Settings for communicating with the instrument through digital I O settings This is only visible if selected in Settings Configuration Digital I O Email Server SMTP Settings for communication with email Instrument ID Allows the user to edit the instrument identification number ID...

Страница 118: ...Operation Settings 3 90 48iQ Instruction Manual Thermo Scientific Note Refer to the Bayern Hessen Protocol section in the Communications Manual for a detailed description ...

Страница 119: ...s disabled the static IP address is used Home Screen Settings Communications Wired TCP DHCP with DHCP enabled Home Screen Settings Communications Wired TCP DHCP with DHCP disabled The Wired TCP DHCP screen contains the following information DHCP Toggles DHCP enabled disabled Dynamic IP Address Dynamic IP address of the instrument Dynamic Netmask Dynamic Netmask of instrument Dynamic Gateway Dynami...

Страница 120: ...DHCP is disabled Static Netmask Static Netmask of instrument This is settable when DHCP is disabled Static Gateway Static Gateway of instrument This is settable when 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 ...

Страница 121: ...e Screen Settings Communications Serial RS 232 485 The Serial RS 232 485 screen contains the following information Protocol User selects Streaming Modbus or Bayern Hessen Baud Rate User selectable baud rates from 1200 to 115200 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 an...

Страница 122: ... Analog In Allows the user to view and calibrate voltage inputs from external devices Analog Out Voltage Allows the user to view voltage outputs Analog Out Current Allows the user to view current mA outputs Analog Out Under Over Range Enabled Disabled Allows the user to select whether or not the analog outputs are allowed to exceed the selected output range Analog Out Calibration Allows the user t...

Страница 123: ...Digital I O Home Screen Settings Communications Digital I O The Digital I O screen contains the following information Digital In Allows the user to view digital inputs from external devices 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 Digital I O ...

Страница 124: ...erver SMTP The Email Server SMTP screen contains the following information SMTP Server Address Address of the user s email server 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 Email Server SMTP ...

Страница 125: ...egisters that will be read with a valid data query DA command Home Screen Settings Communications Bayern Hessen Settings The Bayern Hessen Settings screen contains the following information Register 1 8 Sets the measured value logged in the respective register location in response to a valid query DA command Bayern Hessen Settings ...

Страница 126: ...rs corresponding to each measured value appearing after the register name in the selection will preface the measured value in the response to the DA command Use the and buttons to scroll through the registers Select the variable to log by pressing the corresponding cell The list is based on the instrument s configuration Home Screen Settings Communications Bayern Hessen Settings Register 1 8 Regis...

Страница 127: ...tings Instrument Settings The Instrument Settings screen contains the following information Display Setup Sets touch screen display settings Alarm Setpoints View and set all available alarm minimum and maximum values Language Sets language Clock Sets date and time Pump Power Manually enables disables the pump Reboot Instrument Reboots the instrument Instrument Settings ...

Страница 128: ...r save option Home Screen Settings Instrument Settings Display Setup The Display Setup screen contains the following information 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 Display Setup ...

Страница 129: ...screen See Status and Alarms on page 3 44 Use the and buttons to move up and down and the and buttons to move left and right Home Screen Settings Instrument Settings Alarm Setpoints The Alarm Setpoints screen contains the following information Across Item Lists the items that have settable alarm limits Value Displays the current value for each item Low Alarm User sets low alarm for item High Alarm...

Страница 130: ... can set the maximum allowable span reading offset for calibration and calibration checks This is set with the high alarm only Instrument Temperature Instrument temperature alarm Bench Pressure Bench pressure alarm Flow Flow pressure alarm O2 concentration O2 concentration alarm if enabled ...

Страница 131: ...iQ Instruction Manual 3 103 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 Language ...

Страница 132: ...me zone and time server Home Screen Settings Instrument Settings Clock The Clock screen contains the following information Date User sets date Date Format User selects date format 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 Clock ...

Страница 133: ... Thermo Scientific 48iQ Instruction Manual 3 105 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 Date ...

Страница 134: ...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 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 Date Format ...

Страница 135: ...l 3 107 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 Time ...

Страница 136: ...nt Settings Clock Time Zone The Time Zone screen contains the following information Date Line West UTC 12 Samoa Time Zone UTC 11 Aleutian Time Zone UTC 10 Alaskan Time Zone UTC 9 Pacific Time Zone UTC 8 Pacific Daylight Savings UTC 7 Mountain Time Zone UTC 7 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...

Страница 137: ...l European Time UTC 1 Eastern European Time UTC 2 Further Eastern European Time UTC 3 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 ...

Страница 138: ...iodic clock updates Home Screen Settings Instrument Settings Clock Time Server The Time Server screen contains the following information 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 Time Server ...

Страница 139: ...ions Yellow buttons indicate that the variable is selected More than one can be chosen Home Screen Settings Configuration The Configuration screen contains the following information Zero Span Assembly Enables zero span option Oxygen Sensor Enables O2 sensor option Predictive Diagnostics Enables predictive diagnostics option Communications Board Enables RS 232 or RS 485 communication board option A...

Страница 140: ...nly Access The Security Access Levels screen contains the following information Current Security Access Full Access Read only User will be able to change all values Password is needed for full access Current Security Access View Only Read only User won t be able to change any values Password is not needed for view only Change Security Access to View Only User can switch to view only mode Password ...

Страница 141: ...Operation Settings Thermo Scientific 48iQ Instruction Manual 3 113 Change Full Access Security Password Full access password can have a blank value or user selected password ...

Страница 142: ... View Only Access The Change Security to View Only Access screen contains the following information Set Access Level to View Only Programs the instrument to be in the view only access level where the user won t be able to change any values 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 ...

Страница 143: ...curity Password screen allows the user to set a new password for allowing full access Home Screen Settings Security Access Levels Change Full Access Security Password Home Screen Settings Security Access Levels Change Full Access Security Password Continue Change Full Access Security Password ...

Страница 144: ...assword Default password is blank Continue Proceeds to next screen Enter New Security Access Password User enters new security password Confirm New Security Access Password User confirms new security password for spelling confirmation 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 cha...

Страница 145: ... inserted into the USB port When a USB drive is inserted the user is prompted to enter the password if a password has been set Home Screen Settings USB Drive The USB Drive screen contains the following information Firmware Update Via USB Drive If USB is mounted user can update instrument firmware Download Data To USB Drive If USB is mounted user can download upload information Change USB Password ...

Страница 146: ... from the USB drive Home Screen Settings USB Drive 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 Firmware Update Via USB Drive ...

Страница 147: ...s the entire data log from data logging Download Service Log Includes a complete listing of data for all variables This is set at the factory Download System Log Consists of system log text files which include a listing of system errors Download Calibration History Includes the data in the calibration history screen Download Configuration Data Backup to USB Allows the user to download the configur...

Страница 148: ... the USB connection 1 Plug a flash drive into the USB connection on the front of the instrument 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 ...

Страница 149: ...transferring data to the USB drive Note Do not remove the USB drive from the instrument while the data is downloading 6 When the data download is complete the instrument will display a 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 sel...

Страница 150: ...o Scientific 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 Change USB Password ...

Страница 151: ...B password Default password is blank Continue Proceeds to next screen Enter New USB Password User enters new USB password Confirm New Security Access Password User confirms new security 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 ...

Страница 152: ...ls found at the screen Health Check File Sharing and Support Home Screen Settings User Contact Information The User Contact Information screen contains the following information Business Name User Name Alternate User Name User ID 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 User Co...

Страница 153: ...ns our operating system on power up The bootloader may change to optimize hardware settings or if there are changes to the hardware If the button is blue an update to the bootloader is available 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 ...

Страница 154: ......

Страница 155: ...ed gas manufacturer s Certified Reference Material CRM A recommended protocol for certifying CO gas cylinders against a CO SRM or CRM is given in the Quality Assurance Handbook1 The CO gas cylinder should be recertified on a regular basis determined by the local quality control program Calibration requires zero air that is free of contaminants which will cause a detectable response on the CO analy...

Страница 156: ...e the instrument is operating properly Turn on the instrument and allow it to stabilize for one hour Select the operating range and the averaging time of the 48iQ The averaging time should be less than the zero duration and less than the span duration The calibration and calibration check duration times should be long enough to account for the transition purge process when switching from sample to...

Страница 157: ...tific 48iQ Instruction Manual 4 3 Use the following procedure to calibrate the instrument Connect the instrument and the calibration equipment as shown in Figure 4 1 Figure 4 1 Calibration Flow Schematic Calibration Connect the Instrument ...

Страница 158: ...e the detector gain by clicking on the first cell below the Detector Gain description The user will be brought to a keypad screen where a new value can be entered However it is suggested to run an Auto Calibration for the Detector Gain This is done by pressing on the cell labeled Start located in the Detector Gain column Allow up to 5 minutes for the Detector Gain to be calibrated The user can Sto...

Страница 159: ...l S R by clicking on the first cell below the Initial S R description The user will be brought to a keypad screen where a new value can be entered However it is suggested to run an Auto Calibration for the Initial S R This is done by pressing on the cell labeled Start located in the Initial S R column Allow up to 5 minutes for the Initial S R to be calibrated The user can Stop the calibration at a...

Страница 160: ...finable and the following calibration points are recommended for the user selected range Point 1 80 of range Point 2 50 of range Point 3 20 or range Note If performing a multipoint calibration after a bad calibration or changing ranges it is recommended to start off with default values for the Cal point coefficients To set default values from the Home Screen select Calibration Advanced Calibration...

Страница 161: ... exact CO concentration is calculated from F F F x CO CO CO D CO STD OUT Where CO OUT diluted CO concentration at the output manifold ppm CO STD concentration of the undiluted CO standard ppm FCO flow rate of CO standard corrected to 25 C and 760 mmHg L min FD flow rate of dilution air corrected to 25 C and 760 mmHg L min 8 Allow the instrument to sample the CO concentration until a stable respons...

Страница 162: ...on 20 of the URL 17 Select Point 3 18 Enter the span concentration being introduced to the instrument Press Calibrate The instrument will perform a series of calculations and save the new parameters The instrument can also be calibrated using a dual three point calibration The calibration points are divided into a high range and a low range consisting of three points each See Multipoint Calibratio...

Страница 163: ...ow controllers have a positive shut off it might be necessary to disconnect the CO input line and cap it 3 Allow the instrument to sample zero air until a stable reading is obtained 4 From the Home Screen press Calibration Calibrate Background The Target Concentration button will read 0 000 The Calculated Background button will display the background needed to make the current CO concentration go ...

Страница 164: ...ndard ppm FCO flow rate of CO standard corrected to 25 C and 760 mmHg L min FD flow rate of dilution air corrected to 25 C and 760 mmHg L min 2 Allow the instrument to sample this CO concentration standard until a stable response is obtained 3 From the Home Screen choose Calibration Calibrate Span Coefficient The user sets the span concentration by pressing the Edit Span Concentration button The C...

Страница 165: ...Calibration Calibration Thermo Scientific 48iQ Instruction Manual 4 11 ...

Страница 166: ...h a CO level of approximately 80 of the URL The 80 URL level may be obtained by dilution of a higher level of CO using a system similar to that of Figure 4 1 or by using a low level cylinder of CO containing CO in air at a concentration of approximately 80 of the URL In either case the cylinder of CO should be checked against an SRM or CRM It should also be true for a cylinder of low level CO The ...

Страница 167: ...Low Range button are displayed to indicate the calibration of the high or low coefficient The Adjust High Range Span Coefficient and Adjust Low Range Span Coefficient screens function the same way Home Screen Calibration Advanced Calibration Manual Calibration single range mode The CO background is the amount of signal read by the analyzer while sampling zero air The Adjust Background screen is us...

Страница 168: ...ient by entering a value in the Adjust Span Coefficient button The second button called Adjusted Concentration shows what the new CO concentration would be based on the adjusted span coefficient Press the Calibrate button to save the adjusted span coefficient value Home Screen Calibration Advanced Manual Calibration Adjust Span Coefficient single range mode The Reset Bkg to 0 000 and Span Coef to ...

Страница 169: ...hedule begins the date and time of the next zero span schedule is calculated and displayed The Period button defines the period or interval between zero span schedule Periods between 0 and 999 hours are acceptable The Zero Duration button defines how long zero air is sampled by the instrument The Span and Purge Duration buttons look and function the same way as the zero duration button The span du...

Страница 170: ... to set up a scheduled recurring auto calibration Zero and Span Calibration Commit are toggle buttons that change between yes or no when selected If the zero calibration commit is set to yes then a zero adjustment is made If the span calibration commit is set to yes then a span adjustment is made This is how to set up a scheduled recurring auto calibration The Zero Span Ratio button is used to set...

Страница 171: ...quipment Damage Some internal components can be damaged by small amounts of static electricity A properly grounded antistatic wrist strap must be worn while handling any internal component For more information about appropriate safety precautions see the Servicing chapter Use the following procedure to inspect and clean the fan filter 1 Remove the fan guard from the fan and remove the filter 2 Flu...

Страница 172: ...nstrument OFF unplug the power cord and remove the cover 2 Mark the position of head parts relative to each other by drawing a line with a pencil This helps avoid incorrect assembly later 3 Undo the four screws in the head 4 Lift the head plate and the intermediate plate off the housing 5 Hold the pump with one hand so that the diaphragm is pointing downwards Lift the diaphragm by the opposing sid...

Страница 173: ... the upper point 9 Screw the new diaphragm with connection rod disc and spacers clockwise onto the connection rod and tighten hand tight 10 Place the intermediate plate on housing in the position indicated by the drawing line 11 Place the new valve plate on the intermediate plate 12 Place the head plate on the intermediate plate in the position indicated by the drawing line gently tighten the four...

Страница 174: ...Maintenance Pump Rebuilding 5 4 48iQ Instruction Manual Thermo Scientific Figure 5 2 Pump Rebuilding ...

Страница 175: ...e power cord 2 Block the SAMPLE bulkhead on the rear panel with a leak tight cap 3 Disconnect the tubing from the Filter Wheel purge to the pump at the Y fitting and cap the tubing coming from the purge 4 Connect the vacuum tester tool to the EXHAUST bulkhead on the rear panel 5 Squeeze trigger until gauge reads to pull in 10 in Hg 6 Observe vacuum gauge for stable reading for 5 minutes If reading...

Страница 176: ...al components can be damaged by small amounts of static electricity A properly grounded antistatic wrist strap must be worn while handling any internal component For more information about appropriate safety precautions see the Servicing chapter Use the following procedure to clean the mirrors Equipment Required Hex drive 9 64 1 Turn off power and disconnect power line 2 Using 9 64 hex drive remov...

Страница 177: ... each mirror using methanol Rinse with distilled or deionized water Dry by blowing clean dry air over the mirror 4 Reassemble following the above procedure in reverse It is not necessary to realign any mirror following cleaning 5 Calibrate the instrument See the Calibration chapter in this manual ...

Страница 178: ...source is relatively inexpensive and easily replaced it is recommended that the IR source be replaced after one year of continuous use This will prevent loss of data due to IR source failure If an IR source is to be replaced on an as needed basis it should be replaced when There is no light output After cleaning the optics the IR light intensities remain below 100 000 Hz For more information on re...

Страница 179: ... not start LEDs on front panel do not come on and display is blank No power Verify that the power cord is plugged in power is available and that it matches the voltage and frequency configuration of the instrument Fuse is blown or missing Disconnect power and check fuses with a volt meter Bad switch or wiring connection to switch Check for 24V J9 on the Backplane board middle pins Check all wiring...

Страница 180: ...d pump head Blocked sample capillary Unplug power cord Clean or replace capillary Calibration drift Line voltage fluctuations Check to see if line voltage is within specifications Defective pump Rebuild pump Clogged capillaries Unplug power cord Clean or replace capillary Clogged sample air filter Replace filter element Non linear response Incorrect calibration source Verify accuracy of multipoint...

Страница 181: ... decribed on page 5 5 Flow high When delivering zero air or gas to the instrument use an atmospheric dump Flow 0 LPM Check that Step POL board 1 has both dip switch settings of SW2 off both facing the rear of the instrument Verify the pump is plugged into the Step POL board Worn Diaphragm Rebuild pump every 12 months or as needed Alarm Board Communication Cable connection Check that DMC cable is c...

Страница 182: ... high alarm limit Verify the high limit is correct via Settings Status and Alarms Concentrations screen Instrument span calibration failed Recalibrate the instrument Alarm Bench Temp Thermistor Open Cable connection Check connection from heater to DMC board Reseat if needed Alarm Bench Temp Thermistor Short Cable connection Check connection from heater to DMC board Reseat if needed Alarm Motor Spe...

Страница 183: ...o the DMC board Defective IR Source Replace IR Source as needed Defective DMC board Replace board as needed Alarm IR Source Current High Cable connection Check the cable connection from the IR Source to the DMC board Defective IR Source Replace IR Source as needed Defective DMC board Replace board as needed Alarm IR Detector Bias Low Cable connection Check the cable connection from the IR Source t...

Страница 184: ......

Страница 185: ...pment may be impaired CAUTION If the LCD panel breaks do not let the liquid crystal contact your skin or clothes If the liquid crystal contacts your skin or clothes wash immediately using soap and water Do not remove the LCD panel or frame from the LCD module The LCD polarizing plate is very fragile handle it carefully Do not wipe the LCD polarizing plate with a dry cloth as it may easily scratch ...

Страница 186: ...st be worn while handling any internal component For more information about appropriate safety precautions see Safety Note If an antistatic wrist strap is not available be sure to touch the instrument chassis before touching any internal components 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 o...

Страница 187: ...ash drive or company website at www thermofisher com For more information on installing new firmware see Installing New Firmware in the iQ Series Communications manual For a complete list of spare parts visit the company website at www thermofisher com 48iQ Refer to Figure 7 2 and Figure 7 3 to identify the component location Firmware Updates Replacement Parts List ...

Страница 188: ...Servicing Replacement Parts List 7 4 48iQ Instruction Manual Thermo Scientific Figure 7 2 48iQ Component Layout Top View Figure 7 3 48iQ Component Layout Side View ...

Страница 189: ...following procedure to replace the fuses 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 Fuse Replacement ...

Страница 190: ...rocedure to replace the filter 1 Turn instrument OFF and unplug the power cord 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 Filter Replacement ...

Страница 191: ... 1 Turn instrument OFF unplug power cord and remove the cover Figure 2 1 2 Unplug the fan cable J18 Figure 7 7 Unplugging the Fan Cable 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 Fan Replacement ...

Страница 192: ...Servicing Fan Replacement 7 8 48iQ Instruction Manual Thermo Scientific Figure 7 8 Replacing the Fan ...

Страница 193: ...rocedure to remove and replace the measurement side if necessary Equipment required 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 Figure 7 9 Unplugging the Fan Cable 3 Unplug DMC cable Figure 7 10 Measurement Side Removal ...

Страница 194: ...al Thermo Scientific Figure 7 10 Unplugging the DMC Cable 4 Gripping from the top corners of the front panel and pull outwards 5 Using 2 Phillips drive remove three 8 32 flat head screws Figure 7 11 Figure 7 11 Unfasten Hardware Front for Measurement Side Removal ...

Страница 195: ...c 48iQ Instruction Manual 7 11 6 Swing arm open 7 Unfasten captive hardware 8 Using 2 Phillips drive remove two 8 32 flat head screws 9 Pull measurement side out 10 Replace in reverse order Figure 7 12 Unfasten Hardware Rear for Measurement Side Removal ...

Страница 196: ...nt required Wrench 1 4 1 Turn instrument OFF and unplug the power cord 2 Gripping from the top corners of the front panel and pull outwards 3 Using 1 4 wrench unfasten four 4 40 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 LCD Module Replacement ...

Страница 197: ...Servicing LCD Module Replacement Thermo Scientific 48iQ Instruction Manual 7 13 Figure 7 14 Remove Electrical Cables from LCD 7 Replace LCD module and reassemble in reverse order ...

Страница 198: ...Scientific Use the following procedure to replace the I O boards 1 Turn instrument OFF unplug power cord and remove the cover Figure 2 1 2 Swing arm open Figure 7 15 I O Replacement Arm 3 Pull board upwards Figure 7 16 I O Replacement Remove Board I O Replacement ...

Страница 199: ...al 7 15 4 During install make sure to align cutout circular to keyway 5 Insert board downwards Figure 7 17 I O Replacement Install 6 Close arm Make sure expansion bracket aligns to the inside of the rectangular cutouts Figure 7 18 I O Replacement Close Arm Alignment ...

Страница 200: ... to replace the peripherals support board or system controller board 1 Turn instrument OFF unplug power cord and remove the cover Figure 2 1 2 Pull tab out two per board 3 Pull board out Figure 7 19 Replacing the Peripherals Support Board 4 Replace board and reassemble in reverse order Peripherals Support Board and System Controller Board Replacement ...

Страница 201: ...d flow board Equipment required Hex drive 7 16 1 Turn instrument OFF unplug power cord and remove the cover 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 DMC Pressure and Flow Board ...

Страница 202: ...Servicing DMC Pressure and Flow Board 7 18 48iQ Instruction Manual Thermo Scientific Figure 7 21 Flow Pressure Board Screws 5 Replace board and reassemble in reverse order ...

Страница 203: ...ive 1 and 2 1 Turn instrument OFF unplug power cord and remove the cover Figure 2 1 2 Unplug pump cable from Step POL board J7 3 Twist opposite direction to unlock tube clamps Note Push in tube clamp to lock 4 Disconnect tubing from pump 5 Using 2 Phillips drive unfasten two captive hardware 6 Slide pump left until keyway meets opening Pump Replacement ...

Страница 204: ...ump Replacement 7 20 48iQ Instruction Manual Thermo Scientific Figure 7 22 Remove Pump Disconnect and Unfasten 7 Pull pump outwards Note When installing pump make sure the pump keyway opening goes over the keyway ...

Страница 205: ...cement Thermo Scientific 48iQ Instruction Manual 7 21 Figure 7 23 Pump Removal Keyway 8 Using 1 Phillips drive remove two M3 screws Figure 7 24 Pump replacing Unfasten Screws 9 Replace pump and reassemble in reverse order ...

Страница 206: ...y Equipment required Phillips drive 2 Hex drive 7 64 1 Turn instrument OFF unplug power cord and remove the cover Figure 2 1 2 Disconnect the plumbing 3 Using 2 Phillips drive unfasten captive hardware Figure 7 25 Remove Capillary Disconnect and Unfasten 4 Slide capillary plate upwards clearing the partition panel keyway Capillary Cleaning and or Replacement ...

Страница 207: ...or Replacement Thermo Scientific 48iQ Instruction Manual 7 23 Figure 7 26 Capillary Plate Keyway 5 Using 7 64 hex drive remove four 6 32 socket cap head screws 6 Pull apart the capillary blocks Figure 7 27 Capillary and O Ring Replace ...

Страница 208: ... ring pick tool 1 Using a metal o ring pick tool remove the o ring Note Be careful in not damaging the o ring walls during this process Refer to Figure 7 27 Use the following procedure to replace the power supply Equipment required Phillips drive 2 1 Turn instrument OFF unplug power cord and remove the cover Figure 2 1 2 Unplug all electrical shown J9 J10 J24 J25 J26 and ground 3 Unfasten captive ...

Страница 209: ...er Supply Replacement Thermo Scientific 48iQ Instruction Manual 7 25 Figure 7 28 Removing Power Supply 5 Pull power supply up 6 Replace power supply and reassemble in reverse order Figure 7 29 Replacing Power Supply ...

Страница 210: ... board Equipment required Torque screwdriver T15 or Slot screwdriver 3 16 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 30 Unplug and Unfasten Step POL Board Step POL Board Replacement ...

Страница 211: ...6 Slide step board 1 upwards clearing the partition panel keyway 7 If replacing step board 1 make sure switch 1 and 2 are pointed away from ON Figure 7 32 If replacing optional step board 2 make sure switch 1 is pointed towards ON and switch 2 is pointed away from ON Figure 7 33 8 Replace Step POL board and reassemble in reverse order ...

Страница 212: ...Servicing Step POL Board Replacement 7 28 48iQ Instruction Manual Thermo Scientific Figure 7 32 Step POL Board 1 Switch Settings Figure 7 33 Optional Step POL Board 2 Switch Settings ...

Страница 213: ...re to remove the DMC from the instrument case It is easier to do the following by removing the DMC first then remove and replace the following as necessary Optical Bench removal Optical switch replacement purge wheel housing removal filter wheel replacement motor replacement filter wheel and motor alignment Heater Assembly removal Pre Amp Detector Assembly removal IR Source removal DMC Optical Ben...

Страница 214: ...ical bench from the instrument case Equipment required Phillips drive 2 1 Turn instrument OFF unplug power cord and remove the cover Figure 2 1 2 Unplug DMC cable J6 bottom 3 Disconnect plumbing as shown 4 Using a 2 Phillips drive unfasten six captive hardware Figure 7 35 DMC Removal from Instrument Optical Bench Removal ...

Страница 215: ...ction Manual 7 31 Use the following procedure to replace the optical switch Equipment required Hex drive 5 32 Phillips drive 1 1 Unplug J8 motor and J4 opt 2 Unhook motor and opt connections Figure 7 36 Motor and Filter Removal pt 1 Optical Switch Replacement ...

Страница 216: ...ptical Bench 7 32 48iQ Instruction Manual Thermo Scientific 3 Unplug electrical connections 4 Using a 5 32 hex drive remove three 10 32 socket cap head screws and lockwashers Figure 7 37 Motor and Filter Removal pt 2 ...

Страница 217: ...ded You don t have to remove the optical switch to replace the motor or filter 5 Using 1 Phillips drive unfasten two 4 40 flat head screws to remove the optical cover 6 Using 1 Phillips drive unfasten one 2 56 pan head screw to remove the optical switch Figure 7 38 Motor and Filter Optical Switch Replacement pt 3 ...

Страница 218: ...ure to remove the purge housing in order to get to the filter wheel and motor Equipment required Hex drive 5 32 1 Using 5 32 hex drive unfasten two 10 32 socket cap head screws 2 Carefully pull wheel housing apart Figure 7 39 Purge Housing Removal from Motor Assembly pt 4 Purge Wheel Housing Removal ...

Страница 219: ...ge wheel housing Refer to Purge Wheel Housing Removal on page 7 34 3 Using 5 32 hex drive unfasten two 10 32 socket cap head screws 4 Using 2 Phillips drive unfasten 8 32 pan head screw to gain access to 8 32 set screw 5 Using 5 64 hex drive loosen 8 32 set screw two or three turns only 6 Carefully slide chopper wheel off motor shaft 7 Replace filter wheel and align motor and filter wheel Refer to...

Страница 220: ...Servicing DMC Optical Bench 7 36 48iQ Instruction Manual Thermo Scientific Figure 7 40 Filter Wheel ...

Страница 221: ...64 Phillips drive 2 1 Remove optical bench Refer to Optical Bench Removal on page 7 30 2 Remove purge wheel housing Refer to Purge Wheel Housing Removal on page 7 34 3 Remove filter wheel Refer to Filter Wheel Replacement on page 7 35 4 Using 5 64 hex drive unfasten two 10 32 socket cap head screws Figure 7 41 Motor Removal from Motor Mount pt 1 Motor Replacement ...

Страница 222: ... drive unfasten 8 32 pan head screw to gain access to 8 32 set screw 6 Using 5 64 hex drive loosen 8 32 set screw two or three turns only 7 Carefully slide motor out 8 Replace motor and align filter wheel and motor Refer to Motor and Filter Wheel Alignment on page 7 39 Figure 7 42 Motor Removal ...

Страница 223: ... until set screw lines up with hole 2 Apply a light amount of thread locker to 8 32 set screw 3 Using 5 64 hex drive tighten set screw slowly while gently rotating the chopper wheel back and forth You should feel the set screw engage with the DIMPLE of the shaft The set screw for the chopper wheel is located opposite the curved slot 4 Make sure 10 32 screws are fastened If motor is replaced refer ...

Страница 224: ...tor Installation Shaft Alignment 6 Let instrument sample zero air for about 90 minutes 7 From the Home screen choose Settings Measurement Settings Advanced Measurement Settings Optical Bench Settings Continue to Initial S R Calibration 8 Follow steps in Chapter 4 Calibration for Initial S R ...

Страница 225: ...uipment required Hex drive 5 32 Phillips drive 1 Allow to cool before handling bottom of optical bench 1 Unplug electrical connections J5 heater J1 preamp bottom connection J8 motor and top connection J4 opt 2 Using a 5 32 hex drive unfasten four 10 32 socket cap head screws and lockwashers Figure 7 44 Bench Removal pt 1 Optical Bench Heater Removal Icon Here ...

Страница 226: ...fic 3 Turn bench over backside of optical bench 4 Using 1 Phillips drive unfasten five 4 40 pan head screws Figure 7 45 Heater Removal 5 When replacing with new heatsink or thermistor heatsink compound is required Apply a thin and even coat of heatsink compound underneath ...

Страница 227: ...r assembly Equipment required Phillips drive 1 Hex drive 7 64 1 Turn the instrument OFF unplug the power cord and remove the cover 2 Unplug preamp and source IR cable assembly Figure 7 46 Preamp Detector Cover Removal pt 1 3 Using a 1 Phillips drive unfasten two 4 40 pan head screws 4 Lift preamp cover up Pre Amp Detector Assembly Removal ...

Страница 228: ... a 7 64 hex drive unfasten two 6 32 socket cap head screws 6 Pull preamp board assembly outwards Figure 7 47 Preamp Detector Removal 7 Replace preamp detector as needed and assemble in reverse order Note When reinstalling preamp board assembly make sure the o ring is seated properly ...

Страница 229: ... replaced it is recommended that the IR source be replaced after one year of continuous use This will prevent loss of data due to IR source failure If an IR source is to be replaced on an as needed basis it should be replaced when There is no light output After cleaning the optics the IR light intensities remain below 100 000 Hz Use the following procedure to replace the IR source from DMC 1 Turn ...

Страница 230: ...Servicing DMC Optical Bench 7 46 48iQ Instruction Manual Thermo Scientific Figure 7 48 IR Source Cable Disconnect ...

Страница 231: ...cal Bench Thermo Scientific 48iQ Instruction Manual 7 47 3 Using a 1 Phillips drive unfasten two 4 40 pan head screws 4 Pull IR source assembly upwards Figure 7 49 IR Source Assembly Removal 5 Reinstall in reverse order ...

Страница 232: ...wrench 9 16 Hex drive 9 64 1 Turn instrument OFF unplug power cord and remove the cover Figure 2 1 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 Optional Manifold Replacement ...

Страница 233: ...tific 48iQ Instruction Manual 7 49 Figure 7 51 Replacing the Manifold pt 2 4 Disconnect tubing 5 Using a 9 64 hex 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 ...

Страница 234: ...e zero air scrubber Equipment required Hex drive 9 16 1 Turn the instrument OFF unplug the power cord and remove the cover Figure 2 1 2 Disconnect plumbing 3 Unfasten four 8 32 socket cap head screws Figure 7 53 Zero Air Scrubber Replacement 4 Replace zero air scrubber and reinstall in reverse order Optional Zero Air Scrubber Replacement ...

Страница 235: ... Oxygen Sensor removal Oxygen Sensor board replacement Oxygen Sensor capillary replacement Oxygen Sensor replacement Use the following procedure to remove and replace the oxygen sensor Equipment required Phillips drive 2 1 Turn instrument OFF unplug power cord and remove the cover Figure 2 1 2 Unplug electrical unplug DMC cable to oxygen sensor board DMC J4 3 Disconnect 2X plumbing 4 Using a 2 Phi...

Страница 236: ...n Sensor 7 52 48iQ Instruction Manual Thermo Scientific Figure 7 54 Oxygen Sensor Removal pt 1 5 Slide oxygen sensor assembly left Note Make sure oxygen sensor plate clears the edge and stud Figure 7 55 Oxygen Sensor Removal pt 2 ...

Страница 237: ... Scientific 48iQ Instruction Manual 7 53 6 Slide oxygen sensor assembly upwards Figure 7 56 Oxygen Sensor Removal pt 3 7 Pull away from the partition panel Note Make sure oxygen sensor plate clears the edge Figure 7 57 Oxygen Sensor Removal pt 4 ...

Страница 238: ...nsor board Equipment required Phillips drive 2 1 Remove the oxygen sensor DMC from the instrument Refer to Oxygen Sensor Removal on page 7 51 2 Unplug J1 3 Using a 2 Phillips drive unfasten five 6 32 pan head screws Figure 7 58 Replacing the Oxygen Sensor DMC Board 4 Slide board upwards Note Clear keyway Oxygen Sensor Board Replacement ...

Страница 239: ...Servicing Optional DMC Oxygen Sensor Thermo Scientific 48iQ Instruction Manual 7 55 Figure 7 59 Replacing the Oxygen Sensor DMC Board pt 2 5 Replace oxygen sensor board and reassemble in reverse order ...

Страница 240: ...red Ball end hex drive 3 32 1 Remove the oxygen sensor DMC from the instrument Refer to Oxygen Sensor Removal on page 7 51 2 Using a 3 32 ball end hex drive angle alignment of screws unfasten two 4 40 cap screws 3 Unlock tube clamp 4 Unplug tube after unlocking tube clamp Figure 7 60 Replacing the Oxygen Sensor Capillary Oxygen Sensor Capillary Replacement ...

Страница 241: ...Servicing Optional DMC Oxygen Sensor Thermo Scientific 48iQ Instruction Manual 7 57 Figure 7 61 Replacing the Capillary pt 2 5 Replace capillary and reassemble in reverse order ...

Страница 242: ...rive 2 1 Remove the oxygen sensor DMC from the instrument Refer to Oxygen Sensor Removal on page 7 51 2 Unplug oxygen sensor cable Figure 7 62 Replacing the Oxygen Sensor 3 Using a 2 Phillips drive unfasten three 6 32 flat head screws 4 Disconnect tubing 5 Pull out oxygen sensor 6 Replace oxygen sensor and reassemble in reverse order Oxygen Sensor Replacement ...

Страница 243: ...odule framework including firmware electronics and I O function The 48iQ system components include Optical Bench DMC Optical Bench hardware with bandpass filters mirrors and heater cable Filter Wheel and Motor sub assembly Filter Wheel Purge Detector Preamp Infrared source Optical bench DMC board Common Electronics Power supply System Control board Backplane board Front panel I O optional Peripher...

Страница 244: ...el in the presence of CO in the optical bench allow the determination of sample CO absorption and concentration The chopper motor rotates the gas filter wheel and chopper disk at a uniform speed A separate optical switch assembly detects the position of the filter wheel for synchronizing the modulated signal and for checking the chopper motor speed The filter wheel purge includes a housing attache...

Страница 245: ...0 psig A fitting with a 0 010 inch laser drilled orifice delivers the required 140 cc min purge flow Flows greater than this are not recommended due to unstable cooling effects on the IR source Lower flows are acceptable as long as the purge housing is adequately purged for the application The detector preamplifier assembly converts infrared light carrying modulation and CO sample absorption into ...

Страница 246: ...ted throughout other iQ series products Figure 8 2 It also contains front panel display the USB ports the Ethernet port and the optional I O interfaces RS 485 analog and digital Figure 8 3 shows the PCBA interconnect structure for the 48iQ including options The modular design of the instrument is conveyed in the architecture Brief descriptions of the specific PCBAs follow Common Electronics ...

Страница 247: ...OWER FILTER SWITCH GND SYSTEM CONTROLLER BOARD A C FRONT USB PORT BOARD DISPLAY LEDS MFC 1 TOUCH SCREEN LCD DISPLAY 48V POWER SUPPLY DMC 1 DMC 2 24V POWER 2 POL 1 DATA POL 2 24V POL 1 24V POWER POWER POL 2 DATA 24V POWER 1 RESET FRONT PANEL Only if 48V is required BOARD Backplane Measurement Case MFC 2 MFC 3 Not all connections apply to all Model iQ instruments OUT A C OUT GROUND TAB iQ Series Com...

Страница 248: ...Bench DMC Oxygen Sensor DMC Flow Pressure DMC Step Pol Module Zero Sol Span Sol Sample Sol Backplane Measurement Case POL 1 DATA POL 1 24V POWER DMC 1 Pump Fan Fan 24V Heater iQ Series 48 HEATER IR Source Motor M Optical Feedback Oxygen Sensor 48 Preamp Figure 8 3 48iQ System Interconnect Diagram ...

Страница 249: ...ommunication channels as described in Chapter 3 Operation The System Controller Board SCB contains the main processor power supplies and a sub processor and serves as the communication hub for the instrument The SCB receives operator inputs from the front panel GUI and or over optional I O connections on the rear panel The SCB sends commands to the other boards to control the functions of the inst...

Страница 250: ... via the PSB Internal vacuum pump for generating air sample through the instrument Optional solenoid valves for switching between sample zero and span gases and other optional components The Flow Pressure DMC is used measure instrument pressures that assure proper flow regulation and for sample pressure within the measurement bench for pressure corrections and compensation The DMC includes two pre...

Страница 251: ...al and servo control are embedded in the module firmware The SCB receives the 1 second updates for higher level software processing and control via SNMP registers some of which is interfaced with the front panel Graphical User Interface GUI In addition to the operating registers the 48iQ stores a historical data log in a MySQL database The memory is provided on the same micro SD card where the ope...

Страница 252: ......

Страница 253: ...s available with the following options Several components are available for connecting 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 Connecting External Devices ...

Страница 254: ...ses a 9 pin serial connector with a bi directional serial interface that can be configured for either 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 1 No Connect 2 RX RS485_RX_P 3 TX RS485_TX_N 4 No Connect 5 GND 6 No Connect 7 RTS RS485_TX_P 8 CTS RS485_RX_N 9 No Connect Communication Board RS 232 RS 485 Po...

Страница 255: ...t devices Figure 9 3 RS 485 External Accessory Port Table 9 2 RS 485 External Accessory Port Terminal Assignment Terminal Number Signal Name 1 EXT_RS485_RX_N 2 EXT_RS485_RX_P 3 5V Fused 0 4A 4 5V Fused 0 4A 5 5V Fused 0 4A 6 GND 7 GND 8 GND 9 EXT_RS485_TX_N 10 EXT_RS485_TX_P 11 24V Fused 0 4A 12 24V Fused 0 4A 13 24V Fused 0 4A 14 24V Fused 0 4A 15 24V Fused 0 4A RS 485 External Accessory Port ...

Страница 256: ...ges 0 1 0 V 0 5 0 V 0 10 V 6 Isolated Analog Current Outputs Two Ranges 0mA 20mA 4mA 20mA Table 9 3 lists the analog voltage inputs are used to monitor four external 0 10V signals Figure 9 4 Analog Voltage Inputs Table 9 3 Analog Voltage Inputs Assignment Terminal Number Signal Name 1 Analog In 1 2 Analog GND 3 Analog In 2 4 Analog GND 5 Analog In 3 6 Analog GND 7 Analog In 4 8 Analog GND Analog I...

Страница 257: ...d through the software control registers to select Voltage Output ranges 0 1 V 0 5 V or 0 10 V as well as Current Output ranges 0 20 mA or 4 20 mA The maximum allowable load for each 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 f...

Страница 258: ... 6 18 C V Return 6 The iQ series instruments provide for the ability to calibrate the analog outputs both voltage and current of the instruments The basic procedure for both voltage and current are the same using the following procedure Complete the connections of the recording device to the desired analog output channel See page 9 5 for the channel information Calibrate the output channel low lev...

Страница 259: ...tion follow the same procedure by selecting the 4 mA current calibration option Note This adjustment should only be performed by an instrument service technician 1 From the Home screen choose Settings Communications Analog I O Analog Out Calibration 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 confirmatio...

Страница 260: ...ease Decreases the output by coarse medium or fine amounts Increase Increase and Increase Increases the output by coarse medium or fine amounts Commit Accepts the changes to the analog output levels 5 For the desired analog output channel increase or decrease the output until the reading on the recording device indicates the proper value 6 After making changes to the output levels the commit butto...

Страница 261: ...follow the same procedure by selecting the 20 mA current calibration option Note This adjustment should only be performed by an instrument service technician 1 From the Home screen choose Settings Communications Analog I O Analog Output Calibration 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 confi...

Страница 262: ...ease Decrease and Decrease Decreases the output by coarse medium or fine amounts Increase Increase and Increase Increases the output by coarse medium or fine amounts Commit Accepts the changes to the analog output levels 5 For the desired analog output channel increase or decrease the output until the reading on the recording device indicates the proper value 6 After making changes to the output l...

Страница 263: ...al Relay Switches 20 pin connector 8 Valve Driver Outputs 16 pin connector The digital inputs are TTL 3 V or 5 V compatible and are pulled high within the instrument 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 Digital I O Board Digital Inputs ...

Страница 264: ...ts Terminal Assignment Terminal Number Signal Name COMMON 1 Digital In 1 2 Digital In 2 3 Digital In 3 4 Digital In 4 5 Digital In 5 6 Digital In 6 7 Digital In 7 8 Digital In 8 9 Digital In 9 10 Digital In 10 11 Digital In 11 12 Digital In 12 13 Digital In 13 14 Digital In 14 15 Digital In 15 16 Digital In 16 COMMON ...

Страница 265: ...ting External Devices Thermo Scientific 48iQ Instruction Manual 9 13 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 Digital Relay Switches ...

Страница 266: ... Digital Relay Switch Assignment Terminal Number Signal Name 1A Relay 1A 1B Relay 1B 2A Relay 2A 2B Relay 2B 3A Relay 3A 3B Relay 3B 4A Relay 4A 4B Relay 4B 5A Relay 5A 5B Relay 5B 6A Relay 6A 6B Relay 6B 7A Relay 7A 7B Relay 7B 8A Relay 8A 8B Relay 8B 9A Relay 9A 9B Relay 9B 10A Relay 10A 10B Relay 10B ...

Страница 267: ...Instruction Manual 9 15 Table 9 7 lists the 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 Valve Driver Outputs ...

Страница 268: ... Name 1 Valve Drive 1 1 Valve Drive 1 2 Valve Drive 2 2 Valve Drive 2 3 Valve Drive 3 3 Valve Drive 3 4 Valve Drive 4 4 Valve Drive 4 5 Valve Drive 5 5 Valve Drive 5 6 Valve Drive 6 6 Valve Drive 6 7 Valve Drive 7 7 Valve Drive 7 8 Valve Drive 8 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 ...

Страница 269: ...PAN port and a source of zero air is connected to the ZERO port Zero and span gas should be supplied at atmospheric pressure It may be necessary to use an atmospheric dump bypass plumbing arrangement to accomplish this Figure 9 9 shows how this option is integrated with the instrument Figure 9 9 48iQ Flow Schematic with Zero Span and Zero Air Scrubber Internal Zero Span Assembly ...

Страница 270: ...10 shows how this option is integrated with the 48iQ Figure 9 10 48iQ Flow Schematic with Internal O2 Sensor The internal air scrubber is mounted inside the instrument and provides a source of zero air Figure 9 9 shows how this option is integrated with the instrument A 5 10 micron pore size two inch diameter PTFE element is available for the 48iQ This filter should be installed just prior to the ...

Страница 271: ...ious personal injury if the warning is ignored A hazard is present or an unsafe practice can result in serious personal injury if the warning is ignored The hazard or unsafe practice could result in minor to moderate personal injury if the warning is ignored Equipment Damage The hazard or unsafe practice could result in property damage if the warning is ignored Safety and Equipment Damage Alerts i...

Страница 272: ...arts may be new or refurbished at the election of Seller All replaced parts shall become the property of Seller Shipment to Buyer of repaired or replacement Products shall be made in accordance with the Delivery provisions of the Seller s Terms and Conditions of Sale Consumables including but not limited to lamps fuses batteries bulbs and other such expendable items are expressly excluded from the...

Страница 273: ... S PRIOR WRITTEN APPROVAL OR ANY USE OF REPLACEMENT PARTS NOT SUPPLIED BY SELLER SHALL IMMEDIATELY VOID AND CANCEL ALL WARRANTIES WITH RESPECT TO THE AFFECTED PRODUCTS THE OBLIGATIONS CREATED BY THIS WARRANTY STATEMENT TO REPAIR OR REPLACE A DEFECTIVE PRODUCT SHALL BE THE SOLE REMEDY OF BUYER IN THE EVENT OF A DEFECTIVE PRODUCT EXCEPT AS EXPRESSLY PROVIDED IN THIS WARRANTY STATEMENT SELLER DISCLAI...

Страница 274: ...hermo Fisher Scientific s compliance with these Directives the recyclers in your country and information on Thermo Fisher Scientific products which may assist the detection of substances subject to the RoHS Directive are available at www thermoscientific com WEEERoHS The following symbol and description identify the WEEE marking used on the instrument and in the associated documentation Symbol Des...

Страница 275: ...al Purge Plumbing 2 8 Figure 2 8 Front Panel and Touchscreen Display 2 9 Figure 4 1 Calibration Flow Schematic 4 3 Figure 5 1 Single Stage Pump 5 2 Figure 5 2 Pump Rebuilding 5 4 Figure 5 3 Removing the Field Mirror 5 6 Figure 7 1 Properly Grounded Antistatic Wrist Strap 7 2 Figure 7 2 48iQ Component Layout Top View 7 4 Figure 7 3 48iQ Component Layout Side View 7 4 Figure 7 4 Replacing the Fuses ...

Страница 276: ...Board 7 26 Figure 7 31 Clear Partition Keyway Step POL Board 7 27 Figure 7 32 Step POL Board 1 Switch Settings 7 28 Figure 7 33 Optional Step POL Board 2 Switch Settings 7 28 Figure 7 34 DMC Layout 7 29 Figure 7 35 DMC Removal from Instrument 7 30 Figure 7 36 Motor and Filter Removal pt 1 7 31 Figure 7 37 Motor and Filter Removal pt 2 7 32 Figure 7 38 Motor and Filter Optical Switch Replacement pt...

Страница 277: ...1 Figure 9 2 RS 232 RS 485 Port 9 2 Figure 9 3 RS 485 External Accessory Port 9 3 Figure 9 4 Analog Voltage Inputs 9 4 Figure 9 5 Analog Voltage and Current 9 5 Figure 9 6 Digital Inputs 9 11 Figure 9 7 Digital Relay Switches 9 13 Figure 9 8 Valve Driver Outputs 9 15 Figure 9 9 48iQ Flow Schematic with Zero Span and Zero Air Scrubber 9 17 Figure 9 10 48iQ Flow Schematic with Internal O2 Sensor 9 1...

Страница 278: ......

Страница 279: ...ary Public License version 2 hence the version number 2 1 Preamble The licenses for most software are designed to take away your freedom to share and change it By contrast the GNU General Public Licenses are intended to guarantee your freedom to share and change free software to make sure the software is free for all its users This license the Lesser General Public License applies to some speciall...

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Страница 282: ...brary You may charge a fee for the physical act of transferring a copy and you may at your option offer warranty protection in exchange for a fee 2 You may modify your copy or copies of the Library or any portion of it thus forming a work based on the Library and copy and distribute such modifications or work under the terms of Section 1 above provided that you also meet all of these conditions a ...

Страница 283: ...Library To do this you must alter all the notices that refer to this License so that they refer to the ordinary GNU General Public License version 2 instead of to this License If a newer version than version 2 of the ordinary GNU General Public License has appeared then you can specify that version instead if you wish Do not make any other change in these notices Once this change is made in a give...

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Страница 288: ... library It is safest to attach them to the start of each source file to most effectively convey the exclusion of warranty and each file should have at least the copyright line and a pointer to where the full notice is found one line to give the library s name and a brief idea of what it does Copyright C year name of author This library is free software you can redistribute it and or modify it und...

Страница 289: ...r terms of your choice provided that i the header files of the Library have not been modified and ii the incorporated material is limited to numerical parameters data structure layouts accessors macros inline functions and templates and iii you comply with the terms of Section 6 of the GNU Lesser General Public License version 2 1 Moreover you may apply this exception to a modified version of the ...

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Страница 292: ... 282 0430 Fax 508 520 2800 orders aqi thermofisher com India C 327 TTC Industrial Area MIDC Pawane New Mumbai 400 705 India Ph 91 22 4157 8800 india thermofisher com China 8 F Bldg C of Global Trade Ctr No 36 North 3rd Ring Road Dong Cheng District Beijing China 100013 Ph 86 10 84193588 info eid china thermofisher com Europe Ion Path Road Three Winsford Cheshire CW73GA UK Ph 44 1606 548700 Fax 44 ...

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