INOGEN ONE G2 OXYGEN CONCENTRATOR TECHNICAL
Contents
1. batteries and accessories for cracks or other damage 4 Feel the sides of the device for vibration and listen for unusual noises rattles or other signs that the device requires service Discovery of cracks or other types of external damage may be indicative of other internal damage that may not be visible If such external damage is discovered be CAUTION certain to inquire as to how it occurred and whether any changes in the device have been noticeable since its occurrence If you have any concern over the safety of the device arrange for equipment servicing 3 1 5 Product Bacterial Filter Oxygen concentrator safety standards ISO 8359 require use of a filter in the product line capable of removing particles larger than 10 microns This filter is intended to protect the user from bacterial infection and from inhalation of small particles in the product gas flow The Inogen One G2 includes a product filter conveniently located behind the removable cannula nozzle fitting Inogen suggests that this filter be replaced between patients CONFIDENTIAL and INOGEN ONE G2 OXYGEN CONCENTRATOR Page 10 of 20 PROPRIETARY 96 02735 00 01 revC TECHNICAL MANUAL To replace the Product Filter 1 Use the Cannula Nozzle Fitting Tool available from Inogen as RP 102 to access the product filter The tool has two prongs which mate with two indentations located on the surface of the metal nozzle fitti2. or any of the accessories without proper training certification will void the product warranties Contact Inogen for information about receiving proper training and certification for service of the Inogen One G2 and accessories 3 1 3 Suggested Materials for Regular Maintenance To perform regular field maintenance by a technician on the Inogen One G2 System you may need o Replacement cannulas RP 128 o Replacement intake screens RP 200 o Replacement Inogen One G2 Batteries BA 200 or BA 224 o Hose barb removal tool Spanner Wrench RP 102 CONFIDENTIAL and INOGEN ONE G2 OXYGEN CONCENTRATOR Page 9 of 20 PROPRIETARY 96 02735 00 01 revC TECHNICAL MANUAL o Replacement product filters RP 101 o USB storage drive for data log transfers such as PNY PN P FD2GBATT2 SF During a normal field maintenance visit the technician may elect to turn off the concentrator for approximately 30 minutes If the patient requires oxygen during this period Inogen recommends making arrangements to bring an extra oxygen supply such as a supplemental Inogen One G2 Concentrator 3 1 4 System Inspection At the start of any maintenance visit 1 Be sure to ask the patient if they have experienced any difficulties in operating the equipment 2 Be sure to ask the patient if they have observed any malfunctions or changes in characteristics of the equipment 3 Visually inspect the device
3. 2 4 Selecting the Proper Flow Setting 2 4 1 Bolus Volumes Specification All oxygen conserving devices OCD s function differently and therefore it is prudent to titrate patients for any new conserving device Delivery timing bolus volume and oxygen concentration all contribute to a patient s fraction of inspired oxygen FiO and therefore to the OCD s efficacy at maintaining the patient s blood oxygen saturation As an oxygen concentrator the Inogen One G2 does not contain a finite stored volume of oxygen such as with compressed gas or liquid cryogenic systems The Inogen One G2 can provide oxygen to the patient as long as a source of electricity is available However because the oxygen is being produced as it is used supply of oxygen is rate limited The Inogen One G2 delivers up to 900 ml min of 90 oxygen At each flow setting the Inogen One generates a specific amount of oxygen 180ml per setting and the on board OCD attempts to deliver all of this product to the patient This is equivalent to a conserving ratio of 5 6 at all flow settings and breathing rates CONFIDENTIAL and INOGEN ONE G2 OXYGEN CONCENTRATOR Page 7 of 20 PROPRIETARY 96 02735 00 01 revC TECHNICAL MANUAL Slower breathing patients will receive larger boluses and faster breathing patients will receive smaller boluses This method of bolus volume determination is similar to what is experienced by a DESIGN patient u
4. 25 to 4 25 hours for 12 cell battery 8 00 hours for 24 cell battery Environmental Ranges Intended for Use Humidity 0 to 95 Classifications Temperature 40 104 F 4 40 C non condensing Mode of Operation Continuous Duty Type of Protection Against Electrical Shock Degree of Protection Against Electrical Shock Class Il Type BF Not intended for cardiac application Degree of Protection Against Ingress of Water Concentrator IP 20 Carry bag IP 22 Degree of Safety for Application in Presence of Anesthetic Gases Not suitable for such applications 5 INOGEN ONE G2 ERROR CODE TABLE If more than one alarm is triggered simultaneously the error code number will be the sum of the error codes given below Error Code Explanation Possible Causes amp Troubleshooting Number Instructions 001 Low voltage on power supply Replace the power supply or remove the battery to see if the concentrator was running on battery power 002 Software error Unplug the external power and remove the battery to clear the error and then restart the concentrator 004 B C Pressure Error The concentrator was shut down due to a pressure error Ensure that the CONFIDENTIAL and PROPRIETARY 96 02735 00 01 revC INOGEN ONE G2 OXYGEN CONCENTRATOR Page 18 of 20 TECHNICAL MANUAL battery is sufficiently charged If the
5. CENTRATOR Page 13 of 20 PROPRIETARY 96 02735 00 01 revC TECHNICAL MANUAL 3 2 3 Surface Cleaning The outside case should be cleaned using a cloth dampened with a solution of mild detergent e g dishwashing detergent such as Dawn and water or disinfecting towelettes e g DisCide Ultra 3 2 4 Battery Care and Maintenance The Inogen One G2 Lithium lon Battery requires special care to ensure proper performance and long life Use only Inogen One G2 Batteries with the Inogen One G2 Oxygen Concentrator DESIGN NOTE The Inogen One G2 Oxygen Concentrator adjusts its oxygen production rate to match the oxygen demand specified by the user flow setting When the device is used at lower settings its battery life is extended Additionally at lower flow settings the concentrator does not generate as much heat and noise draw as much electric current from external power supplies and many system components do not wear as quickly Initial Charging and subsequent charging The Inogen One G2 battery requires an initial charge to full capacity before use Instruct the patient to avoid running the Inogen One G2 on battery power until this initial charging has been completed This charge typically takes 2 hours depending on the flow setting The Inogen One G2 may be run on AC or DC power and used by the patient during this initial charging period Normal Charging The battery is
6. DESIGN NOTE provide a small amount of power to the concentrator s microprocessor This power draw will empty a full battery in approximately 20 days Leaving a Battery in the Inogen One G2 while the device is unused will irreversibly damage the battery After such storage the battery may not be able to recharge CAUTION or its life cycle and or capacity will be greatly diminished A full battery can be damaged in as little as 20 days if left in the concentrator while not plugged in Instruct users to avoid storing the Inogen One G2 battery in extreme temperatures below 4 F 20 C or above 140 F 60 C for any amount of time They should avoid leaving batteries in automobiles where these temperatures can be regularly exceeded Storage of the Inogen One G2 battery in a cool dry location will help to maximize the longevity of the battery 3 3 Expected Service Requirements The following table is provided as an estimate only and assumes typical environmental conditions for temperature humidity and air pollution Any smoking around the device will severely shorten its life expectancy Please refer to product warranty coverage terms CONFIDENTIAL and INOGEN ONE G2 OXYGEN CONCENTRATOR Page 16 of 20 PROPRIETARY 96 02735 00 01 revC TECHNICAL MANUAL Service Item Battery Estimated Service Requirement Frequency 500 full charge discharge cycles to approximately 80 capacity Compr
7. INOGEN ONE G2 OXYGEN CONCENTRATOR TECHNICAL MANUAL 96 02735 00 01 Revision C CONFIDENTIAL and PROPRIETARY INOGEN ONE G2 OXYGEN CONCENTRATOR Page 1 of 20 96 02735 00 01 revC TECHNICAL MANUAL This Manual applies to the following Inogen Inc products e nogen One G2 Oxygen Concentrator model 10 200 Inogen Universal Power Supply model BA 107 BA 207 e Battery model BA 200 e Battery model BA 224 CONFIDENTIAL and PROPRIETARY INOGEN ONE G2 OXYGEN CONCENTRATOR 96 02735 00 01 revC TECHNICAL MANUAL Page 2 of 20 TABLE OF CONTENTS 1 INFORMATION FOR PROVIDERS OF THE INOGEN ONE G2 scsscscscssscccsscscscscscscsccssscsssesssssecsseessesseesseessesssees 4 13 CAUTION AND WARNING STATEMENTS 4 2 SETTING UP A PATIENT ON INOGEN ONE cccssscssssscsscsccsssssensssssssscesssssnscsssnessssncssessessessossnssessnessessessessessosees 6 2 1 RECOMMENDATIONS FOR USE ce cesccesecesecsecesecscecaeecseceneeseeeseessecsecesecsaecssecsaecaeecaeeesesenesceeseeneenseeeaeeeaeeeaeenaesaes 6 2 2 SYSTEM COMPONENTS 5 eta sect ones p Re a o ete nO PRI EDI RT Reds 6 2 3 USING THE INOGEN ONE 32 i psc rrr er er ree i n err ee o eee e e EU eo c Ta radon 7 2 4 SELECTING THE PROPER FLOW SETTING sess eene eene enne en rnse etre n tns e nens earns e nensi r rese tens eines e nene er rn nnne nnn 7 3 SERVICING THE INOGEN ONE G22
8. anual in its entirety If you have any additional questions please see the list of contacts at the end of this Technical Manual Instructions included in this Technical Manual are intended to help assure that patients are given proper guidance in the use and function of the Inogen One G2 and its accessories Proper care in relaying this information will not only enhance the user s experience with the Inogen One G2 but will also protect the patient prolong the life of the device and help you avoid unnecessary service calls and complaints from users 1 1 Caution and Warning Statements You will see Warnings and Cautions throughout this Technical Manual To ensure effective Oxygen Therapy and proper operation of the Inogen One G2 Oxygen Concentrator you must observe them carefully A WARNING indicates that the personal SAFETY of the Patient may be involved Disregarding a WARNING could result in a significant injury Be sure that patients WARNING understand all WARNING statements A CAUTION indicates that a precaution or a service procedure must be followed CAUTION Disregarding a caution could lead to a minor injury or damage to the equipment Be sure that patients understand all CAUTION statements CONFIDENTIAL and INOGEN ONE G2 OXYGEN CONCENTRATOR Page 4 of 20 PROPRIETARY 96 02735 00 01 revC TECHNICAL MANUAL NOTE the equipment A NOTE indicates specific inf
9. error persists return the concentrator for service 016 128 System electric current out of specifications Signal or reading out of spec Applies to signals from user interface and other internal connections There may be a fault with the motor or the battery communication If the problem occurs at the end of a battery discharge recharge the battery If the error is persistent return the concentrator for service A sensor has given an out of range reading and might need to be serviced if the error persists after restarting the concentrator System Hot System Cold temperature out of specifications Remove the concentrator from the carry bag and restart the concentrator after 10 minutes to cool down If the error persists the fan may have failed If the System Cold message appears allow the concentrator to warm up for 15 minutes in a room temperature environment and then restart the concentrator Battery Hot Warning Battery Hot Shutdown Battery over temperature during discharge The concentrator might need to be moved to a cooler location with improved ventilation Oxygen Low The Oxygen purity is 82 for 30 minutes The sieve beds may require servicing Oxygen Error The Oxygen purity is 50 for 10 The concentrator has a malfunction minutes such as a leak or a failed valve O2 Sensor The oxygen sensor is returning If the problem persists return t
10. essor Function of flow setting and time 17 000 run hours flow setting 5 20 000 run hours flow setting 2 Oxygen Sensor No Service Requirement Molecular Sieve 36 to 60 months depending on usage Valves 20 000 run hours Intake Filter 20 000 run hours Cooling Fan 20 000 run hours 4 INOGEN ONE G2 SYSTEM SPECIFICATIONS INOGEN ONE G2 CONCENTRATOR Length Width Height Cm In Cm In Cm In No battery 245 10 7 9 9 3 9 DOE 8 75 12 cell DID 10 7 9 9 3 9 24 1 9 50 Dimensions battery 24 cell 212 10 7 9 9 3 9 26 0 10 25 battery In Bag 21 2 10 7 11 4 4 50 25 4 10 00 On Cart 34 3 13 5 20 3 8 00 40 6 16 00 Weight Approximately 7 25 pounds includes 12 cell battery Noise 38 dB on flow setting 2 Warm Up Time Approximately 2 minutes Oxygen Concentration 90 6 3 Flow Control Settings 1 2 3 4 5 AC DC Power Supply Power AC Input 100 to 240 VAC 50 to 60 Hz 1 0A to 0 5A DC Input 13 5 to 15 VDC 10A Output 19 VDC 90 W CONFIDENTIAL and PROPRIETARY 96 02735 00 01 revC INOGEN ONE G2 OXYGEN CONCENTRATOR Page 17 of 20 TECHNICAL MANUAL Rechargeable Battery Voltage 12 0 to 16 8 VDC Battery Duration Battery Charging Time Approximately 2 to 3 5 hours for 12 cell battery Approximately 4 to 7 hours for 24 cell battery Approximately 2 25 to Approximately 4
11. he Failure false readings concentrator for service O2 Delivery A breath is detected but no bolus Check for kinks or blockages in the Error is delivered tubing between the product manifold CONFIDENTIAL and PROPRIETARY 96 02735 00 01 revC INOGEN ONE G2 OXYGEN CONCENTRATOR Page 19 of 20 TECHNICAL MANUAL and the cannula barb concentrator for service If the problem persists return the Battery Error The system is not properly communicating with the battery replace the battery Remove and reinsert the battery to clear the error If the error persists Service Needed The compressor has reached maximum speed The compressor is at its end of life or there is a leak in the concentrator External Power Low The input voltage is less than 17V such as DC power Remove power to the concentrator and remove and reinsert the battery Try another external power source 6 CONTACTS FOR MORE INFORMATION Inogen Website Inogen Patient Issues Corporate 326 Bollay Dr Goleta CA 93117 1 866 765 2800 http www inogenone com http www inogen net clientservices inogen net CONFIDENTIAL and PROPRIETARY 96 02735 00 01 revC INOGEN ONE G2 OXYGEN CONCENTRATOR TECHNICAL MANUAL Page 20 of 20
12. ing Breaths per Minute Low Medium and High Priority Errors Ambient Pressure System Temperature Battery Status Charging Status 3 1 7 Data Download To download data from the Inogen One G2 you will need a USB mass storage device If one of the following drives cannot be obtained the drive must be less than 2GB in capacity and have a native file format of FAT32 The capacity of the drive and the file system alone do not ensure compatibility with the Inogen One G2 Compatible USB drives include PNY Attache 2GB PN P FD2GBATT2 SF SanDisk Cruzer Micro 2GB PN SDCZ6 2048RB Kingston Data Traveler G3 2GB PN DTIG3 2GBZ Kingston DataTraveler 102 2GB PN DT102 2GB Kingston DataTraveler DT101 2GB PN DT101G2 2GB Dane Elec DNL 2GB PN DNLDAZMPO2GCAW Transcend JetFlash V30 2GB PN TS2GJFV30 Patriot Signature 2GB PN PSF2GUSB To collect data a With the Inogen One G2 off insert the USB mass storage device into the USB port behind the Gross Particle Screen b Plug in external power to the concentrator c Press the alarm bell and the light buttons for 5 seconds CONFIDENTIAL and PROPRIETARY INOGEN ONE G2 OXYGEN CONCENTRATOR Page 12 of 20 96 02735 00 01 revC TECHNICAL MANUAL d The administrative mode menu will show normal Press the or buttons until the LCD reads Data Log e Press the alarm bell button twice and the LCD will read Transferring f When the data
13. is transferred the LCD will read Success g Ifthe LCD screen reads Failure try a different type of USB mass storage device 3 2 Maintenance by the Patient 3 2 1 Cannula Replacement The nasal cannula should be replaced on a regular basis A single lumen cannula of four to 25 feet in length must be used Inogen has certified its performance data with the Salter Laboratories 1600Q cannula CAUTION Do not use total cannula tubing length exceeding 25 feet with the Inogen One G2 unless proper saturation has been verified by a clinician 3 2 2 Intake Filter Cleaning At the front of the Inogen One G2 ambient air passes through a gross particle screen that removes dust fragments This particle screen must be cleaned on a weekly basis to ensure adequate air flow through the device If the particle screen is not cleaned frequently the life expectancy of the concentrator will be shortened due to higher internal operating temperatures Particle screens should be cleaned using a mild detergent e g dishwashing solution such as Dawn and water solution be sure the filter is rinsed in water and allowed to air dry before reuse Additional replacement filters may be obtained from Inogen RP 200 There are other types of filters inside the Inogen One G2 that provide additional filtration Maintenance of these filters is not required under normal operating conditions CONFIDENTIAL and INOGEN ONE G2 OXYGEN CON
14. nd high flow settings may exceed the capabilities of the Inogen One G2 Inogen suggests that each patient be titrated to assure that the Inogen One G2 is an appropriate solution for their needs 2 2 System Components The following are standard components of the Inogen One system O O O Inogen One G2 Oxygen Concentrator 12 cell Battery AC DC Power Supply Cart Carry Bag Cannula Patient Set Up To properly set up a patient on the Inogen One G2 System you may need to provide O Pulse Oximeter for titration not included CONFIDENTIAL and PROPRIETARY TECHNICAL MANUAL 96 02735 00 01 revC INOGEN ONE G2 OXYGEN CONCENTRATOR Page 6 of 20 o Extra cannulas not included 2 3 Using the Inogen One G2 To quickly configure the Inogen One G2 for patient use 1 Slide the battery onto the bottom of the system until the latch clicks into place Connect AC or DC power cord to the power supply Connect the power supply to the Inogen One G2 Plug into closest AC or DC outlet Turn on the Inogen One G2 by pressing the on off button Ov oM Set the Inogen One G2 to correct flow setting prescribed by the physician or clinician by pressing the increase flow or decrease flow button 7 Attach cannula to the metal hose barb located next to the handle of the Inogen One G2 For further information regarding the use of the Inogen One G2 please consult the User Manual
15. ng on the Inogen One G2 2 Carefully remove the nozzle fitting by unscrewing it in the counter clockwise direction 3 The filter a hard plastic disk with a silicone gasket on its outer edge will be visible in the recess once the hose barb is removed 4 Removethe filter and inspect the recess to make sure it is free of debris Install a new replacement filter v Carefully screw the nozzle fitting back into the recess clockwise until it bottoms out on the filter gasket Take care to squarely screw the nozzle fitting into the threads and not to over tighten A Failure to inspect and replace the product filter may result in the filter becoming WARNING Clogged or obstructed over time and in reduced delivery of oxygen to the patient 3 1 6 Data Logging Operating data from your Inogen One G2 concentrator are periodically recorded to flash memory located within the device Data is stored for a period of approximately 6 12 months new data replaces the oldest data as it is collected Additionally the device records errors and system information at the time of the error which is useful in diagnostics 3 1 6 1 The following information is a list of recorded parameters that can be used to evaluate the device and its usage CONFIDENTIAL and INOGEN ONE G2 OXYGEN CONCENTRATOR Page 11 of 20 PROPRIETARY 96 02735 00 01 revC TECHNICAL MANUAL Real Time Clock Life Clock Flow Sett
16. operating properly when a battery icon is displayed on the LCD screen CONFIDENTIAL and PROPRIETARY 96 02735 00 01 revC INOGEN ONE G2 OXYGEN CONCENTRATOR TECHNICAL MANUAL Page 14 of 20 The Inogen One G2 batteries do not have a memory like older NiCad battery packs The Inogen One G2 batteries can be partially charged and discharged without damaging the battery packs Effect of Temperature on Battery Performance The Inogen One G2 battery powers the Inogen One G2 Oxygen Concentrator from 2 to 4 hours using the standard 12 cell pack BA 200 under most environmental conditions To maintain maximum run time of the battery users should avoid running in temperatures less than 40 F 4 C or higher than 95 F 35 C for extended periods of time The number of cycles that the battery will last is highly dependent upon the temperature at which the battery is charged Inogen recommends that batteries not be charged at room temperatures exceeding 75 F 24 C DESIGN NOTE The BA 200 and BA 224 will typically achieve 500 charge discharge cycles while retaining 80 of their original capacity if proper battery care is taken The BA 200 and BA 224 will typically achieve 500 charge discharge cycles while retaining 80 of their original capacity if proper battery care is taken Instruct the user that attempting to charge their battery while attached to a running Inogen One G2 concentrat
17. or at elevated temperatures may result in a charging error and termination of the battery charge In this case they may either a place the concentrator into a cooler environment b charge the battery while the Inogen One G2 is turned off and plugged into an AC power outlet or c remove the battery and charge using the External Battery Charger optional accessory Improper charging may also result in decreased run time on a single battery charge and reduced life expectancy of the battery Battery Time Remaining Clock The Inogen One G2 continuously displays battery time remaining Explain to the user that this displayed time is on y an estimate and the actual time remaining may vary from this value CONFIDENTIAL and PROPRIETARY INOGEN ONE G2 OXYGEN CONCENTRATOR Page 15 of 20 96 02735 00 01 revC TECHNICAL MANUAL To avoid running out of battery power unexpectedly users should regularly monitor the displayed battery time remaining and or carry a back up power supply extra charged battery or AC Power Supply Storage Instruct patients to remove the battery from the Inogen One G2 when it is not in use to avoid inadvertent discharge Leaving a battery attached to an idle Inogen One G2 for prolonged periods will result in battery damage that will severely shorten the expected life of the battery When the concentrator is off but the battery installed the battery will continue to
18. ormation to improve ease of use or maintenance of A DESIGN NOTE indicates specific information regarding the design of the Inogen DESIGN One G2 and or accessories This information is included in this manual to provide NOTE you with a greater working understanding of the device This information is not required to operate or maintain the Inogen One G2 The Inogen One G2 User Manual contains additional cautions and warnings CONFIDENTIAL and PROPRIETARY 96 02735 00 01 revC INOGEN ONE G2 OXYGEN CONCENTRATOR TECHNICAL MANUAL Page 5 of 20 2 SETTING UP A PATIENT ON INOGEN ONE 2 1 Recommendations for Use The Inogen One G2 Oxygen Concentrator is used on a prescriptive basis by patients requiring supplemental oxygen It supplies a high concentration of oxygen and is used with a nasal cannula to channel oxygen from the concentrator to the patient You may choose to equip your patients with the Inogen One G2 so it may be used in home institution vehicle and various mobile environments Availability of an alternate source of oxygen is recommended in case of power outage Several certifying bodies for Home Health Care Providers require that NOTE back up oxygen be available to the patient Supplemental oxygen cylinders or extra Inogen One G2 Batteries may satisfy these requirements Oxygen demand of some patients particularly those with high breathing rates EN a
19. sees saneta sone tn sens tasses tuse tasse ta sonata sesso sees suse tasa 9 34 MAINTENANCE BY THE PROVIDER 3 5i erre AREE EE HY EUREN 9 3 2 MAINTENANGE BY THE qp Rb rie eodem 13 3 3 EXPECTED SERVICE REQUIREMENTS sestese 16 4 INOGEN G2 SYSTEM SPECIFICATIONS sssscssssscsscsssssssssnessesnsscsscssssscessnessesnessossssescsssnessssnessessessosseseoss 17 5 INOGEN ONE G2 ERROR CODE TABLE scscssssssssscesssscescssenscsssnsssesscscesesssnssessnesssssessesssssssssnessssnessessessossessoss 18 6 CONTACTS FOR MORE INFORMATION cssssosscssssscsscsssssssssnsssesssscescssssssessnessssnessessessesssssnessssnessessessosseseoss 20 CONFIDENTIAL and INOGEN ONE G2 OXYGEN CONCENTRATOR Page 3 of 20 96 02735 00 01 revC PROPRIETARY TECHNICAL MANUAL 1 INFORMATION FOR PROVIDERS OF THE INOGEN ONE G2 Thank you for choosing to provide your patients with the Inogen One G2 oxygen concentrator We are pleased to offer you and your patients one solution for your many oxygen needs This Technical Manual will familiarize you with provider specific information regarding the Inogen One G2 Oxygen Concentrator and its accessories Before reading this Technical Manual please read and review the Inogen One G2 Patient Manual for description and indications for use of the device Be sure to thoroughly read all of the information in this m
20. sician Actual correlation is dependent upon the patient s breathing rates inspiratory tidal CONFIDENTIAL and INOGEN ONE G2 OXYGEN CONCENTRATOR Page 8 of 20 PROPRIETARY 96 02735 00 01 revC TECHNICAL MANUAL volume and other physiologic factors Inogen suggests that each patient be titrated a while sedentary b while active or ambulatory 2 4 4 Use with the Inogen Satellite Conserver The Inogen One G2 is not compatible with the Inogen One Satellite Conserver 3 SERVICING THE INOGEN ONE G2 3 1 Maintenance by the Provider 3 1 1 The Inogen One G2 is only intended to be repaired by authorized repair centers If a repair is required please contact Inogen to locate your nearest authorized repair center If you would like to become an authorized repair center please contact Inogen for access to certification training service instructions component part lists and the necessary repair equipment 3 1 2 Checking Life Clock Serial and SW version To check usage press and hold the Alarm Bell Button for 5 seconds The concentrator s display will show the hour meter the unit s serial number and the software version installed on the device NOTE Do not disassemble the Inogen One G2 or any of the accessories or attempt any maintenance other than tasks described in this Technical Manual unless you have completed a training course through Inogen Disassembly of the Inogen One G2
21. sing a continuous flow concentrator actual alveolar oxygen inspiration NOTE is more closely linked to flow setting than to breathing rate In general the Inogen One G2 delivers 12ml per bolus per flow setting at 15 breaths per minute 180ml min per flow setting The following table summarizes the bolus volumes delivered by the Inogen One OCD at 20C and Sea Level m Flow Rate 10 BPM 20 BPM 25 BPM Lm e 10 10 ml 10 ml 10 ml 10 10 180 162 180 198 81 90 116 65 72 7 9 50 900 1810 90 0 99 0 40 5 450 5821324 360 39 6 Bolus Volume is tuned to provide the correct bolus volume when delivered DESIGN through a nasal cannula such as the Salter Labs 16000 If bolus volumes are NOTE measured without a cannula or with a different type of nasal cannula bolus volumes will vary from values stated in the table above 2 4 2 Trigger sensitivity The conserver will trigger when the negative pressure at the internal sensor reaches approximately 12 cm This low trigger sensitivity allows for breath detection of very shallow breathing but may also result in the occasional trigger due to motion of the cannula or motion of the concentrator 2 4 3 Flow Setting Selection Relative to Physician Prescription Inogen has labeled each of the five settings to provide a guideline for matching the setting of the device to the continuous flow prescription issued by the phy
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