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AX300-I Teledyne Analytical Instruments ii Copyright © 2002 Teledyne Analytical Instruments All Rights Reserved No part of this manual may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any other language or computer language in whole or in part, in any for...

Page 3 - About This Manual; How To Use This Manual

Portable Oxygen Analyzer Teledyne Analytical Instruments iii About This Manual The AX300-I Operator's Manual provides both introductory and detailed information for configuring and operating these instruments. The manual takes you from the time you unpack the instrument until you complete the first ...

Page 4 - Safety Messages; CAUTION

AX300-I Teledyne Analytical Instruments iv Safety Messages Your safety and the safety of others are very important. Please carefully read the following safety messages. Safety message are indented to alert the user of potential hazards. Each safety message is associated with a safety alert symbol. T...

Page 5 - Table of Contents; Applicable Standards

Portable Oxygen Analyzer Teledyne Analytical Instruments v Table of Contents Safety Messages .......................................................................... iv List of Figures.............................................................................. vii List of Tables ...................

Page 7 - vii; List of Figures

Portable Oxygen Analyzer Teledyne Analytical Instruments vii List of Figures Figure 1-1: AX300 Front View ......................................................... 9 Figure 2-1: Installing the R17MED Sensor .................................... 15 Figure 2-2: Sensor Cable Connection to Analyzer ........

Page 8 - viii; List of Tables; Table 2-1: Oxygen Reading Error in a Mixture of Anesthetic Gas . 27

AX300-I Teledyne Analytical Instruments viii List of Tables Table 2-1: Oxygen Reading Error in a Mixture of Anesthetic Gas . 27 Table 3-1: Oxygen Reading Error in a Mixture of Anesthetic Gas . 35 Table 3-2 Troubleshooting ............................................................ 36 Table 3-3 Erro...

Page 9 - Introduction; The Teledyne Analytical Instruments AX300-I Oxygen Analyzer

Portable Oxygen Analyzer Introduction Teledyne Analytical Instruments 9 Introduction The Teledyne Analytical Instruments AX300-I Oxygen Analyzer here after referred to as AX300-I is a portable instrument that provides fast and accurate oxygen analysis. These instruments are designed to analyzer up t...

Page 12 - Theory of Operation

Introduction AX300-I Teledyne Analytical Instruments 12 1.4 Applications The AX300-I analyzers is intended for spot checking concentration of oxygen in a gas mixtures used in medical applications such as Anesthesia, Respiratory therapy and is intended for adult, pediatric and Neonatal populations. T...

Page 14 - Operation; Note: Upon receipt, INSPECT THE ENTIRE UNIT FOR

Operation AX300-I Teledyne Analytical Instruments 14 Operation Note: Upon receipt, INSPECT THE ENTIRE UNIT FOR DAMAGE. Check the unit and all included accessories for broken or loose parts. If damaged, DO NOT USE. Notify the shipper, and consult Teledyne Analytical Instruments. Note: This equipment ...

Page 15 - Sensor Installation or Replacement; Note: The R17MED oxygen sensor must be installed before the

Portable Oxygen Analyzer Operation Teledyne Analytical Instruments 15 2.1.1 Sensor Installation or Replacement Note: The R17MED oxygen sensor must be installed before the oxygen analyzer/analyzer can be operated 1. Remove the new sensor from its protective bag. Inspect the sensor for damage or elect...

Page 16 - Figure 2-2: Sensor Cable Connection to Analyzer

Operation AX300-I Teledyne Analytical Instruments 16 Figure 2-2: Sensor Cable Connection to Analyzer Note: When the AX300-I instrument is used for diffusion sampling (i.e., incubators, tents, etc.), the plastic flow diverter must be removed from the R17MED sensor. If the sensor is used in breathing ...

Page 17 - The V-Mount Adapter consists of a matching plastic plate with; The Universal Mounting Clamp is supplied with a 1/4-20 screw for

Portable Oxygen Analyzer Operation Teledyne Analytical Instruments 17 2.1.2.1 V-M OUNT A DAPTER I NSTALLATION The V-Mount Adapter consists of a matching plastic plate with integral V-grooves that attach to the rear of the instrument. To install V-Mount Adapter remove battery compartment door by pryi...

Page 18 - Note: Use alkaline batteries only. Other battery types will

Operation AX300-I Teledyne Analytical Instruments 18 1. Turn the unit off (if it is on). 2. Hold the instrument face down in the palm of your hand. Use a coin to pry up the latch that secures the battery compartment door. Remove the battery compartment door. CAUTION: IMPROPER INSTALLATION OF THE BAT...

Page 19 - inoperable until a successful calibration is achieved.

Portable Oxygen Analyzer Operation Teledyne Analytical Instruments 19 keys except the CAL and ON/OFF ( I/O ) keys are inoperable until a successful calibration is achieved. 5. Note the battery display located below the oxygen readout display. It continuously shows a bar graph of the remaining life t...

Page 20 - Note: The AX300-I can only be calibrated using 100% oxygen or

Operation AX300-I Teledyne Analytical Instruments 20 5. Wait about 20 seconds to insure the sample line is completely purged with the calibration gas. Press the CAL key. The LCD will count down from 9 to 0. During this time the microprocessor is measuring the sensor output to determine the gas conce...

Page 22 - Remove jumper at position JP3 and reinstall it at position JP7.

Operation AX300-I Teledyne Analytical Instruments 22 1. Remove the batteries and remove the five screws that hold the case together. 2. Remove the rear case section leaving the PCB in the front half of the case. 3. Remove jumper at position JP3 and reinstall it at position JP7. 4. Replace the rear c...

Page 23 - When analyzing for oxygen in confined volumes such as

Portable Oxygen Analyzer Operation Teledyne Analytical Instruments 23 BACKPRESSURE OR RESTRICTION TO FLOW. ERRORS IN READINGS WILL RESULT IF THIS IS NOT FOLLOWED. THE OXYGEN SENSOR IS A NON-STERILE DEVICE AND SHOULD BE USED IN CONJUCTION WITH AN ANTIBACTERIAL FILTER. ALWAYS INSTALL THE SENSOR ON THE...

Page 25 - The reading will rise proportionally less for smaller pressures.; When using the R17MED sensor in the presence of anesthetic gases

Portable Oxygen Analyzer Operation Teledyne Analytical Instruments 25 It is recommended that the unit be calibrated prior to each use or every 8 hours. When the sensor is connected to a ventilator circuit, the alternating “breathing” pressure cycles generated by the ventilator will be sensed as an i...

Page 26 - The anesthetic agents listed in the following table (Halothane,

Operation AX300-I Teledyne Analytical Instruments 26 magnitude of this error will depend upon the level of oxygen and the duration of exposure. The anesthetic agents listed in the following table (Halothane, Enflurane, Isoflurane, Sevoflurane, and Desflurane) were vaporized into a stream of 30% oxyg...

Page 27 - Table 2-1: Oxygen Reading Error in a Mixture of Anesthetic Gas; Gas or Vapor Level

Portable Oxygen Analyzer Operation Teledyne Analytical Instruments 27 Table 2-1: Oxygen Reading Error in a Mixture of Anesthetic Gas Gas or Vapor Level (Balance: Mixture of 30% O 2 / 70% N 2 O, except where noted) Gas or Vapor Test Level Oxygen Reading Error Helium 50%, balance O 2 0% Nitrous Oxide ...

Page 31 - Service Manual; General Service Information; Test batteries regularly. (replace immediately when all 5 bars are

Portable Oxygen Analyzer Service Manual Teledyne Analytical Instruments 31 Service Manual 3.1 General Service Information The Teledyne Model AX300-I portable oxygen analyzer is designed to be robust yet compact in size. In order to achieve maximum reliability in a microprocessor-based instrument, a ...

Page 32 - Sensor Maintenance; DON’T

Service Manual AX300-I Teledyne Analytical Instruments 32 Excessive alarm activation will wear down the battery faster than usual. The minimum detectable change in battery voltage corresponds to an increment of about 50 hours, meaning that the battery voltage reading may not change for several hours...

Page 35 - Table 3-1: Oxygen Reading Error in a Mixture of Anesthetic Gas

Portable Oxygen Analyzer Service Manual Teledyne Analytical Instruments 35 oxygen / 70% nitrous oxide, and the resulting drops in oxygen level after an exposure of approximately two hours were noted. Exposures in excess of two hours may produce slightly greater errors. The errors listed are typical ...

Page 36 - SENSOR; Symptom

Service Manual AX300-I Teledyne Analytical Instruments 36 3.6.5.2 C ARE A FTER U SE IN N ITROUS O XIDE CAUTION: THE R17MED SENSOR SHOULD NOT BE LEFT IN NITROUS OXIDE MIXTURES ANY LONGER THAN ABSOLUTELY NECESSARY. After exposure to nitrous oxide mixtures, the sensor should be left in 100% oxygen over...

Page 39 - the batteries and return the unit to Teledyne for repair.; Error Code

Portable Oxygen Analyzer Service Manual Teledyne Analytical Instruments 39 Note: In the event that none of these procedures produce desired results, remove the batteries and return the unit to Teledyne for repair. 3.8 Watchdog The AX300-I is equipped with a watchdog circuit that continuously analyze...

Page 40 - Other Problems with the Instrument; Most other problems arise from either mechanical damage from the

Service Manual AX300-I Teledyne Analytical Instruments 40 6 (5) 6 (There is no indication of which key is stuck) A stuck key has been detected. The second digit example (5) on the display shows which key is stuck: 1 - Batt 2 - Cal 5 - Silence 8 - Key Lock 7(2) 7 (There is no indication of the type o...

Page 41 - Return Authorization for Service; Appendix; Response

Portable Oxygen Analyzer Appendix Teledyne Analytical Instruments 41 a problem with your instrument to Teledyne Customer Service. If an error code is indicated on your analyzer record the number and report it to the Customer Service Department at the address below. 3.10 Return Authorization for Serv...

Page 43 - A.2 Spare Parts List; QTY PART; A.3 Optional Accessories; Note: Orders for replacement parts should include the part

Portable Oxygen Analyzer Appendix Teledyne Analytical Instruments 43 A.2 Spare Parts List QTY PART NO DESCRIPTION 1 C43690-R17MED Micro-Fuel Cell R17MED with flow diverter P/N A50057 3 B99 “AA” size alkaline battery 1 B69934 Cable assembly 1 A268 Tee adapter (22 mm) 1 B-74543-B Front panel assembly ...

Page 44 - the instrument for which the parts are intended.; TELEDYNE Analytical Instruments

Appendix AX300-I Teledyne Analytical Instruments 44 the instrument for which the parts are intended. Orders should be sent to: TELEDYNE Analytical Instruments 16830 Chestnut Street City of Industry, CA 91749-1580 Phone (626) 934-1500, Fax (626) 961-2538 Web: www.teledyne-ai.com or your local represe...

Page 46 - Index

Appendix AX300-I Teledyne Analytical Instruments 46 Index accessories, 46 accuracy, 45 address, 43, 47 ALARM SILENCE button, 10, 13, 15 amplification, 13 analog output, 22 analysis range, 10, 45 anesthetic gas, 27, 37 anode, 12 audio alarm, 13 bar graph indicator, 20 batteries, 10, 19 battery compar...