Fluke Biomedical VT650 User Manual
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Fluke Biomedical VT650 User Manual

Gas flow analyzer
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VT650/VT900A
Gas Flow Analyzer
Users Manual
FBC - 0111
August 2018, Rev. 1
©2018 Fluke Corporation. All rights reserved. All product names are trademarks of their respective companies.

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Summary of Contents for Fluke Biomedical VT650

  • Page 1 VT650/VT900A Gas Flow Analyzer Users Manual  FBC - 0111 August 2018, Rev. 1 ©2018 Fluke Corporation. All rights reserved. All product names are trademarks of their respective companies.
  • Page 2 Fluke Biomedical warrants this instrument against defects in materials and workmanship for one year from the date of original purchase OR two years if at the end of your first year you send the instrument to a Fluke Biomedical service center for calibration. You will be charged our customary fee for such calibration.
  • Page 3 Copyright Release Fluke Biomedical agrees to a limited copyright release that allows you to reproduce manuals and other printed materials for use in service training programs and other technical publications. If you would like other reproductions or distributions, submit a written request to Fluke Biomedical.
  • Page 4 ServiceDesk@fluke.com To ensure the accuracy of the Product is maintained at a high level, Fluke Biomedical recommends the product be calibrated at least once every 12 months. Calibration must be done by qualified personnel. Contact your local Fluke Biomedical representative for calibration.

  • Page 5: Table Of Contents

    Table of Contents Title Page Introduction ....................1 Key Features ....................1 Safety Information ..................2 Unpacking and Inspection ................5 Accessories ....................6 The Analyzer ....................8 Power On the Analyzer ................. 10 Analyzer Connections ................12 Airway Flow (Inlet and Exhaust) ............ 12 Ultra-Low Flow + and - (VT900A) ..........
  • Page 6 VT650/VT900A Users Manual Unidirectional Flow Mode ..............16 Inspiratory Flow Connections ............16 Expiratory Test Connections ............17 Anesthesia Gas Connections ............18 Operations ....................18 Measured Signals ................. 19 Airway Flow ................... 19 Airway Pressure ................19 Airway Temperature and Humidity ..........20 High Pressure ................
  • Page 7 Contents (continued) Calibrate Oxygen ................37 Customize Breath Views ............... 38 Memory Menu ................38 Test ID ................... 38 Maintenance, Service and Calibration ............39 Cleaning ....................39 Oxygen Sensor Replacement ............... 40 Battery Status ..................40 Battery Replacement ................41 Replaceable Parts .................
  • Page 8 VT650/VT900A Users Manual...

  • Page 9: Introduction

    Introduction Key Features The VT650/VT900A Gas Flow Analyzer (the • Full range, bi-directional air flow and volume Analyzer or Product), is a general purpose gas channel flow analyzer with special features for testing • Ultra-low flow and pressure ranges (VT900A) mechanical patient ventilators.

  • Page 10: Safety Information

    VT650/VT900A Users Manual • Disable the Product if it is damaged. Safety Information • Do not use the Product if it is A Warning identifies conditions and actions that damaged. pose hazards to the user; a Caution identifies conditions and actions that may damage the •...
  • Page 11 Gas Flow Analyzer Safety Information • Batteries contain hazardous • Remove the battery if the Product is chemicals that can cause burns or not used for an extended period of explode. If exposure to chemicals time, or if stored in temperatures occurs, clean with water and get >50 °C.
  • Page 12 VT650/VT900A Users Manual Symbols used on the Analyzer and in this manual are explained in Table 1. Table 1. Symbols Symbol Meaning Symbol Meaning WARNING. HAZARDOUS VOLTAGE. WARNING. RISK OF DANGER. Risk of electric shock.  Consult user documentation. Conforms to European Union directives.

  • Page 13: Unpacking And Inspection

    Make sure you do not damage the Analyzer as damage, such as bent or broken parts, dents, you unpack. or scratches, call a Fluke Biomedical Service Center immediately. To return the Analyzer to • Inspect the shipping carton for damage.

  • Page 14: Accessories

    VT650/VT900A Users Manual Accessories Table 2 is a list of the standard accessories provided with the Analyzer. Table 2. Standard Accessories Item Part Number USB Serial cable 4015274 AC power adapter 4760480 Accessory kit with: 4922115 Bacterial filter for external connection to the flow ports (1) 2133712 1.2 m (4 ft) silicon tubing (2)
  • Page 15 Gas Flow Analyzer Accessories Table 3 is a list of optional accessories. Table 3. Optional Accessories Item Part Number Soft-sided carrying case for ACCU-LUNG 2397628 ACCU LUNG II test lung 4281291 ACCU-LUNG Lung Simulator with Soft-sided carrying 2387318 case VESA system mount 4969657 VAPOR Anesthesia Tester 5014709...

  • Page 16: The Analyzer

    VT650/VT900A Users Manual The Analyzer Table 4 shows the top of the Analyzer. Table 4. Top of the Analyzer Item Description Touchsceen LCD  Flow exhaust  Flow inlet  Low pressure + and - High pressure and vacuum Ultra-low pressure (VT900A)
  • Page 17 Gas Flow Analyzer The Analyzer Table 5 shows the back of the Analyzer. Table 5. Back of the Analyzer O2 SENSOR ACCESS DOOR Item Description Item Description Handle clip Battery status indicator  USB port External trigger input (VT900A)  Accessory Port (VT900A) Oxygen sensor door ...

  • Page 18: Power On The Analyzer

    VT650/VT900A Users Manual Table 6 shows the bottom of the Analyzer. Table 6. Bottom of the Analyzer Item Description VESA mount points (FDMI MIS-C,  fits W x H of 75 mm x 35 mm) Oxygen sensor door screw ...
  • Page 19 Gas Flow Analyzer The Analyzer To make a selection, tap the screen. Table 7. Example of Airway Measurement Item Description Item Description Measurement and other menus Battery symbol  Selected Profile Display area  Measurement settings Screen options ...

  • Page 20: Analyzer Connections

    VT650/VT900A Users Manual • Always use the external flow filter on Analyzer Connections the main airflow channel inlet. This You can connect the Analyzer to a ventilator and helps reduce turbulence and keeps test lung in either a bi-directional or out small particles that could unidirectional flow configuration.

  • Page 21: Ultra-Low Flow + And - (Vt900A)

    Gas Flow Analyzer The Analyzer Ultra-Low Flow + and - (VT900A) High Pressure The + and - ultra-low-flow ports have a barbed The high-pressure port is primarily to test wall hose fitting connection. and tank pressurized gas sources. The connector works with standard oxygen DISS Caution fittings, as used on oxygen supply hoses.

  • Page 22: Low Pressure (+ And -)

    VT650/VT900A Users Manual Low Pressure (+ and -) Ultra-Low Pressure (VT900A only) Measure differential low pressure between the + The ultra-low pressure port has a barbed hose and - ports or gauge pressure on either port. fitting connection. Connectors are barbed hose fittings.

  • Page 23: Test Setup

    1. Use a Y-piece adapter to connect the parameters in bi-directional or uni-directional ventilator to the flow inlet on the Analyzer. modes. Fluke Biomedical recommends the bi- 2. Use a standard breathing hose to connect to directional mode. the exhaust port on the Analyzer.

  • Page 24: Unidirectional Flow Mode

    VT650/VT900A Users Manual Unidirectional Flow Mode Inspiratory Flow Connections Use the unidirectional flow to measure either For inspiratory connections, see Figure 2. inspiratory or expiratory gas flow. 1. Connect the inspiratory hose to the flow inlet on the Analyzer. 2. Use a standard breathing hose to connect the test lung to the exhaust port on the Analyzer.

  • Page 25: Expiratory Test Connections

    Gas Flow Analyzer Test Setup 2. Use a standard breathing hose to connect Expiratory Test Connections the ventilator to the exhaust port on the For expiratory connections, see Figure 3. Analyzer. 1. Connect the expiratory hose from the test The Analyzer shows the flow of gas lung to the flow inlet on the Analyzer.

  • Page 26: Anesthesia Gas Connections

    VT650/VT900A Users Manual Anesthesia Gas Connections Operations Use the VAPOR accessory with the Analyzer to Use the Analyzer to measure flow and pressure. measure anesthesia gas concentrations. For For each test, select the test and do the setup. more information see Anesthesia Gas.

  • Page 27: Measured Signals

    Gas Flow Analyzer Operations Measured Signals Airway Flow The Analyzer measures these signals: The Analyzer has a full-range flow (±300 lpm), with bi-directional flow measurement. Flow • Airway flow measurements are either static flows—no • Airway pressure breath variations, or ventilator waveforms—both an expiratory phase and an inspiratory phase.

  • Page 28: Airway Temperature And Humidity

    VT650/VT900A Users Manual Airway Temperature and Humidity Low Pressure There is a temperature / humidity sensor in the The low-pressure port is a dual-port connection airway channel on the exhaust side of the flow consisting of a (+) positive and a (-) negative sensor.

  • Page 29: Ultra-Low Flow (Vt900A)

    Use the ultra-low flow to bulkhead for the high-flow circuit. The oxygen measure many types of low flow meters. cell must be replaced approximately once a year (VT650) or every 2 years (VT900A). Barometric Pressure Calculated Breath Parameters The Analyzer makes barometric pressure measurements.

  • Page 30: Anesthesia Gas

    VT650/VT900A Users Manual When VAPOR is connected and the Analyzer is Anesthesia Gas ON, the Airway menu shows the Anesthesia VAPOR samples anesthesia gases and button. automatically detects the significant Use the Anesthesia menu to control VAPOR. components. These concentrations are shown: The Anesthesia menu also displays the status of •...
  • Page 31 Gas Flow Analyzer Anesthesia Gas To use the VAPOR accessory: W Caution 1. Make these connections to VAPOR (see Do not connect anesthesia gas to the Figure 4): Analyzer airway channel. Anesthesia gas can damage the sensor in the a. Connect the 22 mm T fitting in line with Analyzer.
  • Page 32 VT650/VT900A Users Manual Exhaust Anesthesia Ventilator Input Exhaust Figure 4. Anesthesia Gas Connections...

  • Page 33: Excel Add-In

    Gas Flow Analyzer Anesthesia Gas Excel Add-in Measurements Install custom Excel add-in, available for Table 8 is an example of the measurement download at www.flukebiomedical.com. Use the screen. Excel Add-in on a PC to view results data. The Make a Measurement Excel Add-in has these worksheets: To make a measurement: •...

  • Page 34: Save A Measurement

    VT650/VT900A Users Manual Save a Measurement The Analyzer can save readings or start a recording to save. To save a measurement: 1. On the measurement screen, tap Save. 2. Select the type of reading you want to save. • Data—The current data points.
  • Page 35 Gas Flow Analyzer Anesthesia Gas Table 8. Example of Measurement Item Description Item Description Measurements Graph area  Connected to power Toggle manual or automatic scaling  Change scaling ...

  • Page 36: Main Menu Functions

    VT650/VT900A Users Manual Main Menu Functions Profiles Menu Use the Main menu to access the Analyzer You can configure the settings on the Analyzer functions, including: to create test profiles. The analyzer can save up to 20 profiles. • Profiles The Analyzer stores the profiles using a numeric •...

  • Page 37: Setup Menu

    Gas Flow Analyzer Anesthesia Gas • *Use on Power-Up—Make the selected Setup Menu profile the default profile. Use the Setup menu to make and view the • Back—Go to the main Profile menu. Analyzer settings. • Edit Name—Change the name of the To setup the Analyzer, select Menus >...
  • Page 38 VT650/VT900A Users Manual Table 9. Setup Menu (cont.) Setup Description Sets the options for Breath Detection. Options are: • Mode - Sets the breath detection mode: ο Bidirectional ο Uni-directional Inspiratory ο Uni-directional Expiratory ο Off - disables breath triggering •...
  • Page 39 Gas Flow Analyzer Anesthesia Gas Table 9. Setup Menu (cont.) Setup Description Displays basic information about the Analyzer including: • Date of calibration Instrument • Model number • Battery charge level Information • Serial number • Memory remaining • Firmware version Options are: •...
  • Page 40 VT650/VT900A Users Manual Table 9. Setup Menu (cont.) Setup Description Options are: • Set Time Format - Select 12 hour with am/pm or 24 hour. • Set Time - Tap the arrows to set the time. If in 12-hour format, select am or pm.
  • Page 41 Gas Flow Analyzer Anesthesia Gas Table 10. Gas Types Gas Type Description Standard room air 100 % Nitrogen 100 % Nitrous Oxide 100 % Carbon Dioxide 100 % Oxygen 100 % Argon Heliox 21 % Oxygen, and 79 % Helium Measured Oxygen, balance Nitrous Oxide O2 bal N2O mix Measured Oxygen, balance Helium...
  • Page 42 VT650/VT900A Users Manual Table 11. Gas Correction Mode Gas Correction Description Ambient temperature and pressure (actual humidity) ATPD Ambient temperature and pressure, dry (0 % humidity) ATPS Ambient temperature and pressure, saturated (100 % humidity) STP20 Standard temperature 20 °C, standard pressure 760 mmHg (actual humidity) STP21 Standard temperature 21 °C, standard pressure 760 mmHg (actual humidity)

  • Page 43: Units

    Gas Flow Analyzer Anesthesia Gas Table 12. Available Units of Measure (cont.) Units You can change the units of measure for all Unit Description readings. Volume To set the units: Liters 1. Select Menus > Units. Milliliters 2. Select the type of reading. Cubic feet 3.

  • Page 44: Special Tests Menu

    VT650/VT900A Users Manual Table 12. Available Units of Measure (cont.) Special Tests Menu Use the Special Tests menu for more tests. Unit Description Leak Tests calculate the lost volume over the Pressure specified time. To do a leak test: mbar millibar = 0.001 bar...
  • Page 45 Gas Flow Analyzer Anesthesia Gas 5. Tap Start. The test stops when the number of breaths is reached or you select End. Trend Tests show how a particular breath The High Frequency Test measures high- parameter performs over time. To do a trend frequency flow and airway pressure.
  • Page 46 VT650/VT900A Users Manual Customize Breath Views Test ID Use Customize Breath Views to configure Use the Test ID to identify saved test data. Use custom breath screens with up to eight readings the keyboard to enter a Test ID. When viewing each.
  • Page 47 To remove stains and clean the special care; however it is a calibrated Analyzer, use a solution of 70 % isopropyl measuring instrument and should be treated alcohol. Fluke Biomedical does not recommend with care. any other solvents. W Caution...
  • Page 48 The oxygen sensor can operate for longer than 12 months depending on use. With normal use The Battery status indicator on the back of the the VT650 oxygen sensor will last 12 months Analyzer has these normal states: and the VT900A oxygen sensor will last •...
  • Page 49 Gas Flow Analyzer Maintenance, Service and Calibration Battery Replacement To check the battery charge level, remove the battery door and push the TEST button on the battery. The battery displays the percentage of charge. Use only the replacement battery listed in Table 13.
  • Page 50 Analyzer. annually. If the Analyzer does not operate successfully or if it needs calibration, return it to Table 13. Replaceable Parts the Fluke Biomedical Service Center, as Item Fluke Part Number indicated under Warranty and Product Support. As part of this service, hardware and software...
  • Page 51 Gas Flow Analyzer Specifications • To keep foreign debris from entering Specifications the Analyzer, use flow and pressure Specifications are based on a one year calibration cycle and apply protective caps when transporting to ambient temperature 18 °C to 28 °C unless stated otherwise. the Analyzer.
  • Page 52 VT650/VT900A Users Manual Battery Low Pressure Rechargeable Li-Ion Maximum applied Battery ......10.8 V, 2.5 Ah, 27 Wh, 3ICR19/66 pressure ......400 mbar Discharge temperature... 0 °C to 50 °C Operating Pressure.... (Differential) ±160 mbar Charge temperature ..0 °C to 40 °C Span Accuracy....
  • Page 53 Gas Flow Analyzer Specifications Table 14. Airway Flow Range and Accuracy (cont.) Flow Airway Flow Range Specification Resolution......0.01<100 slpm and 0.1 >100 slpm Carbon Dioxide (CO2), 3.0 % of rdg or Nitrous Oxide (N2O), ±150 slpm Accuracy ......see Table 14 0.08 slpm, typical O2 bal N20, Frequency Response..10 % to 90 % rise time <10 ms...
  • Page 54 Humidity ......% RH Oxygen concentration (Airway Flow channel) Safety Range......... 0 % to 100 % General ......IEC 61010-1: Pollution Degree 2 Accuracy ......±1 % (VT900A), ±2 % (VT650) Lithium Battery ....IEC 62133 Resolution ......0.1 %...
  • Page 55 Gas Flow Analyzer Specifications Electromagnetic Compatibility (EMC) International ......IEC 61326-1: Controlled Electromagnetic Environment CISPR 11: Group 1, Class A Group 1: Equipment has intentionally generated and/or uses conductively-coupled radio frequency energy that is necessary for the internal function of the equipment itself. Class A: Equipment is suitable for use in all establishments other than domestic and those directly connected to a low- voltage power supply network that supplies buildings used...
  • Page 56 VT650/VT900A Users Manual Table 15. Breath Parameter Accuracy Parameter Abbreviation Resolution Range Accuracy Inspiratory Tidal Volume 0.1 ml 0 l to 60 l ±1.75 % of rdg or 0.005 l Expiratory Tidal Volume 0.1 ml 0 l to 60 l ±1.75 % of rdg or 0.005 l...
  • Page 57 Gas Flow Analyzer Specifications Table 15. Breath Parameter Accuracy (cont.) Parameter Abbreviation Resolution Range Accuracy Inspiratory Time 0.01 sec 0 sec to 60 sec 0.02 sec (The time of the inspiratory period including the inspiratory hold time.) Inspiratory Hold Time 0.01 sec 0 sec to 60 sec 1 % or 0.1 sec...
  • Page 58 VT650/VT900A Users Manual...

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