FBC-0034 January 2013, Rev. 1 © 2013 Fluke Corporation. All rights reserved. Specifications are subject to change without notice. All product names
VT305 Users Manual iv
v List of Tables Table Title Page 1. Symbols ...
VT305 Users Manual vi
vii List of Figures Figure Title Page 1. Ports for Power Connection ...
VT305 Users Manual viii 21. Formatted Excel File of Measurement Data ... 23
1 Introduction Warning To prevent the possibility of personal injury, read all safety information before you use the Product. This manual is appli
VT305 Users Manual 2 Warning To prevent possible electrical shock, fire, or personal injury: • Read all safety Information before you use the Prod
Gas Flow Analyzer Responsibility and Warranty 3 Table 1 is a list of symbols used in this manual and on the Product. Table 1. Symbols Symbol Defin
VT305 Users Manual 4 Software and Firmware versions This manual is applicable for the Product with software version 3.1 or higher and hardware version
Gas Flow Analyzer Start Up 5 Power Supply The Product can be operated from the power supply or the built-in rechargeable battery. Use the USB cabl
Warranty and Product Support Fluke Biomedical warrants this instrument against defects in materials and workmanship for one full year from the date o
VT305 Users Manual 6 Flow Channel The flow port can be used bidirectionally to measure flow, volume, chamber gas temperature, oxygen, and pressure in
Gas Flow Analyzer Start Up 7 High Pressure The high pressure port is used to measure pressure more than 200 mbars. Figure 4 shows the high pressur
VT305 Users Manual 8 Table 3. Front-Panel Controls 1 31112952647108 gyo012.epxItem Description Item Description 1 Display/Change measurement curve
Gas Flow Analyzer Electrical Interfaces 9 Electrical Interfaces The Product has six electrical interfaces. Table 4 is a list of the electrical int
VT305 Users Manual 10 Table 4. Electrical Interfaces Item Description 1 The Micro-SD card is used for software updates and Product configurations. Mea
Gas Flow Analyzer Operation 11 individual settings. Table 5 is a list of screens that show in the display. Table 5. Settings Screens Screen Descri
VT305 Users Manual 12 Table 5. Settings Screens (cont.) Screen Description Gas Type Air Set Gas Types Sets the gas type for the gas to be measu
Gas Flow Analyzer Operation 13 Numerical Values Push on the display to show the numerical values screen in the display. See Figure 8. You can ch
VT305 Users Manual 14 The available filter selections are as follows: • None (Display of the latest measured value without thresholds) • Low (Mean v
Gas Flow Analyzer Connect the Product 15 Connect the Product Refer to Figure 12 when you do the subsequent steps. 1. Always use the dust filter.
Notices All Rights Reserved Copyright 2013, Fluke Biomedical. No part of this publication may be reproduced, transmitted, transcribed, stored in
VT305 Users Manual 16 Setup for Ventilator Measurements To test and calibrate ventilators, use the inlet pipe between the breathing circuit and the Pr
Gas Flow Analyzer Connect the Product 17 Setup for Precise Flow Measurements Note The measured gas must be free of oil, grease, and dust. For best
VT305 Users Manual 18 Setup for Dusty or Contaminated Gases When you use the Product to measure gas that contains dust or other contaminants, use the
Gas Flow Analyzer Connect the Product 19 Setup for High Pressure Gases The Product automatically compensates for the gas pressure in the flow chan
VT305 Users Manual 20 Measurement Data Product measurements can be exported on the micro-SD card, analog out interface, or the RS-232 interface. Stor
Gas Flow Analyzer Measurement Data 21 How to Read the Data on the Computer Figure 19 shows the files and directory structure on the Micro-SD card
VT305 Users Manual 22 To Make an Excel File with Saved Values 1. Open the SetupReportFormatter.bat file. This file installs ReportFormatter.xlsb in t
Gas Flow Analyzer Measurement Data 23 2. Click Yes to make a formatted file. The Product test report like that shown in Figure 21 is made. 3. You
VT305 Users Manual 24 Product Configuration You can configure the Product through the Ethernet interface. When a configuration parameter is changed, t
Gas Flow Analyzer Product Configuration 25 gyo030.jpg Figure 22. Configuration Utility Web Page
Returns for partial refund/credit: Every product returned for refund/credit must be accompanied by a Return Material Authorization (RMA) number, obta
VT305 Users Manual 26 Values Configuration gyo031.jpg Figure 23. Trigger Values Web PageThe values configuration screen lets you set the value parame
Gas Flow Analyzer Product Configuration 27 Curves Configuration Change the displayed curves or associated units on the Product with the drop down
VT305 Users Manual 28 Interface Configuration Use the Configure interfaces screen to setup the Ethernet connection and analog output channels. Use the
Gas Flow Analyzer Product Configuration 29 Trigger Configuration Use the Configure triggers screen sown in Figure 26 to set one of the three preco
VT305 Users Manual 30 Miscellaneous Configuration Change the miscellaneous parameters on the Product with the drop down combo boxes shown in Figure 27
Gas Flow Analyzer Product Configuration 31 How to Setup an Ethernet Connection There are three Ethernet setup procedures: Default, Configured, and
VT305 Users Manual 32 gyo074.eps Figure 29. Computer Ethernet Setup Windows
Gas Flow Analyzer Product Configuration 33 gyo075.eps Figure 30. Ethernet IP Address Properties Form
VT305 Users Manual 34 Configured and DCHP Ethernet Setup The configured setup is used when a network that does not have a DCHP server exists. The DCHP
Gas Flow Analyzer O2 Sensor 35 Note To stop the calibration procedure, push X. Air calibration starts and will take 114 seconds to complete. Under
Information in this document is subject to change and does not represent a commitment by Fluke Biomedical. Changes made to the information in this
VT305 Users Manual 36 The screen in Figure 35 shows in the display when the calibration is done. O2 CalibrationO2 and Air successful Press any key to
Gas Flow Analyzer Measure Respiratory Data 37 gyo036.eps Figure 37. O2 Sensor Installation Measure Respiratory Data General To measure key respi
VT305 Users Manual 38 V V 0SES End TriggerStart TriggerBreath CycleExpirationInspiration gyo037.eps Figure 38. Breath CycleIt is very important to s
Gas Flow Analyzer Measure Respiratory Data 39 Connection to the Respiratory Apparatus There are three different methods to connect the Product to
VT305 Users Manual 40 of air, the 3 l/min is not counted as inspiration volume. When you type in: Base flow: on 3.0 l/min the volume calculation in o
Gas Flow Analyzer Measure Respiratory Data 41 Note Flow cannot be used here as a trigger. The pressure curve must be used. Pressure Curve Upstream
VT305 Users Manual 42 VtStart and End TriggerV0VtiES S Breath CycleExpirationInspiration gyo044.eps Figure 42. Inspiration Volume
Gas Flow Analyzer Measure Respiratory Data 43 Expiration Volume Vte Figure 43 shows the optimal trigger values to measure Vte. VtEnd TriggerStart
VT305 Users Manual 44 Care and Maintenance Warning To prevent possible electrical shock, fire, or personal injury: • Batteries contain hazardous c
Gas Flow Analyzer Accessories and Spare Parts 45 Table 6. Maintenance Tasks Interval Task While in operation Use the supplied filter. 4 weeks Exa
VT305 Users Manual 46 Table 7. Standard Accessories Item Part No. O2 SENSOR ASSEMBLY 4281611 ACCULUNG II PORTABLE PRECISION TEST LUNG 4281291 PROTECT
Gas Flow Analyzer Specifications 47 Specifications Display ... 26 mm x 33 mm Real
VT305 Users Manual 48 Trigger Input ... 5 Vdc to 24 Vdc VIN ...
Gas Flow Analyzer Specifications 49 N2O/O2 Mixtures Flow Measurements Range ... ±80 sl/min
VT305 Users Manual 50 Respiratory Parameters Breathing Rate (BR/min) Range ... 1 bpm to 1000 bpm
Gas Flow Analyzer Operation Principle of Flow Measurement 51 Operation Principle of Flow Measurement A differential pressure measurement is used t
VT305 Users Manual 52 Gas Standard Gas Standard Temperature Pressure Ambient Temperature and Pressure (ATP) Current Gas temperature Current ambien
Gas Flow Analyzer Abbreviations and Glossary 53 Abbreviations and Glossary A A Amp AC Alternating current AT Amp time-lag B bar 1 bar
VT305 Users Manual 54 F °F Degrees Fahrenheit Conversion of Fahrenheit (F) to Celsius (C): C = (F–32)*5/9 G GND Ground H H Hour HF High Freque
Gas Flow Analyzer Abbreviations and Glossary 55 M Max., max. Maximal mbar Millibar (1 mbar = 10-3 bar) min Minute Min., min. Minimal
i Table of Contents Title Page Introduction ...
VT305 Users Manual 56 S sl/min Standard liter per minute (converted to ambient conditions of 0°C and 1013 mbar) T Ti/TCycle Ratio: inspiratio
Gas Flow Analyzer Measured Values and Units 57 Measured Values and Units Table 9 is a list of measured values with their unit of measure. Table 9.
VT305 Users Manual 58 Table 9. Measured Values and Unit (cont.) Type Measured Value Description Units Breathing Positive End Expiratory Pressure PEE
Gas Flow Analyzer Conversion Factors 59 Conversion Factors Table 10 is a list of conversion factors. Table 10. Conversion Factors Units Equivalent
VT305 Users Manual 60
VT305 Users Manual ii Numerical Values ....... 13 Gr
Contents (continued) iii Find the Correct Trigger Setting .................... 40
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