DRAGER Oxylog 2000+ Ventilator Service Manual
Contents
1. Copyright reserved K5503320IECIVZ fm 11 03 08 Abbreviations This chapter contains a list of the abbreviations used in this manual Abbreviations 1 Explanation Oxylog 2000 plus Abbreviation Explanation BTPS English acronym for Body Temperature Pressure Sat urated current conditions in the patient s lung i e body temperature 37 C ambient pressure water vapor satu rated gas DC English acronym for Direct Current EEPROM English acronym for Electrically Erasable Programma ble Read Only Memory EL display Electroluminescence display EPROM English acronym for Erasable Programmable Read Only Memory LED English acronym for Light Emitting Diode MV English acronym for Minute Volume PC English acronym for Personal Computer PEEP English acronym for Positive End Expiratory Pressure RAM English acronym for Random Access Memory VC CMV English acronym for the ventilation mode Volume Con trol Controlled Mandatory Ventilation VC SIMV English acronym for the ventilation mode Volume Con trol Synchronized Intermittent Mandatory Ventilation VT English acronym for Tidal Volume 5503 320 Copyright reserved gen P fm Revision 1 0 Printed on 11 03 08 Abkuerzun General This chapter contains general notes and definitions that are important for the use of thi2. 5503 320 Copyright reserved Revision 1 0_Printed on_11 03 08_S5503403D01_Uebersichten fm Revision 1 0_Printed on_11 03 08_S5503403D01_Uebersichten fm Copyright reserved Oxylog 2000 plus Schematics and diagrams Item Designation 14 DC voltage socket 15 Sockets for flowmeter tubes ventilation tube and compressed gas tube 16 Base plate O E O O V6 s KNX A Gk v10 en SV z Y NV Ha FER F v8 mes 0 v9 s9 7 s5 s6 F2 S2 Fig 2 Pneumatic components diagram for legend see Table 2 Table 2 Legend Fig 2 and Fig 3 Item Designation 1 Connection block 2 Metering block DR Pressure regulator PR El Ejector F1 Filter in O2 compressed gas connection port F2 Filter for intake air L1 L1 makes sure there is an even flow NV Emergency air valve S1 Flow sensor to measure internal inspiratory flow S2 Flow sensor to measure the ambient air intake S3 Pressure sensor Pv to measure supply pressure for valves V1 to V3 S4__ Pressure sensor Pint to measure unit internal patient pressure 5503 320 21 Schematics and diagrams Oxylog 2000 plus Item Designation S5 Pressure sensor Paw to measure pressure close to patient S6 Pressure sensor delta P to measure differential pressure at external flow sensor S7 Pressure sensors to measure ambient pressure and S9 S8
3. 6 Control PCB for legend see Table 4 Oxylog 2000 plus 8 6 to 19 5 V VINT ON OFF H circuit Control PCB 8 6 to 17 5 V VDISP 5 V VLOG 5 V VRE 5 V VNEG 12 6 to 14 6 V VDA Voltage gene ration and monitoring 5 V VLOG 5 V VLOG 5 V VLOG 5 V VLOG 5 V VLOG 8 6 to 17 5 V VDISP Buzzer P om 5 V VLOG X440 Co X400 24 5503 320 Copyright reserved Revision 1 0_Printed on_11 03 08_S5503403D01_Uebersichten fm Revision 1 0_Printed on_11 03 08_S5503403D01_Uebersichten fm Copyright reserved Oxylog 2000 plus Table 4 Legend Fig 6 Schematics and diagrams Item Designation EEPROM Goldcap capacitor Microcontroller Real time clock with battery pl Alor a Control PCB mounting screws X120 Connection to signal generator X200 Connection to Sensor PCB X220 Connection to potentiometers X270 Connection to loudspeaker X312 Jumper to trigger a reset X400 Connection to flow sensor S1 X440 Connection to flow sensor S2 X609 Jumper to perform bootstrap download X665 Connection to rotary encoder X700 Connection to Charging Circuit PCB X730 Connection to front membrane keys X740 Connection to front membrane LEDs X760 Connection to display X790 Pin strip for bootstrap download 550
4. RARE RR KR RR RR Rn ar nn 11 3 2 3 Loudspeaker buzzer LEDS and display unimesssssssesrererrrsssrseerersrrsserrnrnrrrerr ennen nr rr rr ans narr r rr rr ARK nn nr nen nan 11 TAA Voltage SUPPly eta Est N R s nd a E a Ad Pd ETE EOE SE VAG KOR comedian ccs 11 3 2 5 Supply pressure emergency air valve c uotsssssesessssssssssssrsrsssrssrsssssr snar snar ss Rss R ARKA RAR RASAR KR nn 12 S20 Safety VAG in ir bee E RA TS FA RR KR NGA BRA SA SE RER ANNE BR LAH AA 13 Ventilation lt r alas SA AR A ITA E RAS I BP ak IE a ete ne OI ah Mg techie Sy 14 3 3 1 Volume controlled Ventilation osmnnsssssssersessssrrrrrsrsrsrrrrsrreserr rr rr rrrr snar rr sr rs RR RR KR SRS RR RR KR KR RAR RR RR KR SERA RAR KR ASSR a 14 3 3 2 Trigger FUNGUON iii ideas ieee tH ded ela eget ie a lena 14 Device handover cites tain aed Stare cos bass Wetec neta A Mircea whom SAVE Ga Mr Ng ary E Me ra eta 16 Test equipment Test equipmentlist 0 sb es a sk dee teen eee 18 Annex AGCESSING SEIVICESMOdES ella Gre aca ork lp Peace Tanase Ole tea eile ata heuer Bal ANN A a ae E eats 20 5 1 1 Accessing the Customer Service Mode eccccceeeeeeceeeeeneeeeeeeeaeeeceeaaeeeeeeaeeeseeaeeeeseeiaeeeseeneeeeseenaees 20 3 of 20 Contents 4 of 20 This page has been intentionally left blank Copyright reserved P5503320_TLIVZ fm 11 03 08 1 Device configuration 5 of 20 Test instructions TL Oxylog 2000 plus device configuration 1 1 Oxylog 2000 plus device c
5. as necessary based on the measured value The safety valve SV opens at a pressure greater than 80 mbar to prevent the patient from being exposed to high pressure in the event of unit malfunctions The emergency breathing valve NV allows the patient to breathe spontane ously in case the unit fails The pressure sensor S4 measures the internal patient pressure inside the unit and the PEEP pressure at the ventilation valve V10 The pressure sensor S6 measures the differential pressure above the flow sensor S8 located close to the patient Fig 2 From it the Control PCB cal culates the flow 5503 320 11 Function description 3 4 PEEP valve Oxylog 2000 plus LELLLLLELL Fig 2 Functional principle of the external flow sensor Pressure sensor S5 measures the pressure at the patient Based on this pressure value the Control PCB makes calculations including for actuation of the PEEP valve V6 Valves V7 and V8 switch the connections of S6 S5 against atmosphere at cyclic intervals The Control PCB calibrates the sensors and any offset drift is prevented The PEEP valve V6 controls the PEEP setting of the ventilation valve V10 The Control PCB actuates a coil which delivers a pressure to a diaphragm The internal tubing system vents to this pre set PEEP pressure during expira tion This PEEP pressure also acts on a valve diaphragm in the ventilation valve V10 Fig 3 1 On expiration the pre set PEEP pressure
6. be performed by properly trained service personnel only These maintenance procedures do not replace inspections and servicing by the manufacturer This Technical Documentation is for informational purposes only Product information contained in this Technical Documentation does not supersede Product information provided in the Instructions for Use enclosed with the product at the time of delivery NOTE Unless otherwise stated reference is made to laws regulations or stan dards as amended applicable in the Federal Republic of Germany for equipment used or serviced in Germany Users or technicians in all other countries must verify compliance with local laws or applicable international standards NOTE If the test values are not met please contact your local service organiza tion 5503 320 Copyright reserved 6 0 Printed on 05 03 08 General Technical Documentation fm Function Description This chapter contains descriptions of the device s technical functions Function description 1 General 2 Functional principle Oxylog 2000 plus The Oxylog 2000 plus is a time cycled volume controlled emergency and transport ventilator with pressure support for patients requiring mandatory or assisted ventilation with a tidal volume from 100 mL upwards For use by and under supervision of trained health care professionals Oxylog 2000 plus primarily comprises the pneumatic components with the connection and metering block a
7. is established at the patient During expiration an internal flow of 0 5 L min flows through the PEEP valve V6 to hold the diaphragm of the PEEP valve still and ensure uniform opening of the PEEP valve During inspiration the PEEP valve V6 is closed by an actuation current of 130 mA 12 5503 320 Copyright reserved Revision 1 0 Printed on_11 03 08_F5503403T01_Funktion fm Revision 1 0_Printed on_11 03 08_F5503403T01_Funktion fm Copyright reserved Oxylog 2000 plus 3 5 4 1 Ambient pressure conditions Electronics Charging Circuit PCB Function description XQ SSS SY Ey Oxylog 2000 plus meters the tidal volume under BTPS conditions Sensors S7 and S9 measure the ambient pressure S5 measures the current pressure level in the lung In this way the Control PCB can balance fluctuating ambient pressure and the BTPS conditions Body Temperature Pressure Saturated Measurements referred to conditions of the patient s lung body temperature 37 C ambient pressure water vapor saturated gas The following description relates to the Electronics block diagram and repre sents only the principle of operation The connections of the individual mod ules are only indicated indirectly and are made by cable harnesses connectors and the conductors on the individual PCBs The Charging Circuit PCB controls charging of the internal replaceable bat tery and selection of the voltage supply mains on board
8. of the Oxylog if not otherwise recorded nsisssssserrsrrrrsersrererrrrrsrrsnnrrrrnr rr ense nnr rr no rr rn enar nan 6 1 1 2 Serial number of the power supply unit if not otherwise recorded ssmmmmerrrsrsrrsrererrsrsrsssnnrernr rn ennen nr ana 6 113 Software verdon nenne e th ed ES es Co AG Koi aes 6 Electrical safety Electrical safety according to VDE 0751 IEC 60601 1 1 6 2 te ee 8 2 1 1 Oxylog 2000 plus not applicable cc cececececeeeeeceee cece eect ee ceeaecaeeeeeeesecceaeeeeeeeeeseceeccuaeeeeeeeeeeeseneees 8 2 1 2 Power Supply Unit Visual Check reacia lic li dido 8 2 1 3 Protective earth conductor of power supply cord coocoocococcccnccccocononoooonncnncnnnnnnnnnnonnnnnnnnnnnnnnnnnnnnnnnnnninnnnes 8 Function and condition test Condition Testi O A ae les AAA Se BRE AR aad gree a SO ae A SRE AA eo A 10 3 1 1 Labels and Instructions for Use cece ccccccccseseeeceeeceaeeeeeeeeeeeceaueaseeeeeeeeeaeaaeaeeeeeeeaeaasaseeeeeeasaaseeeeeeees 10 32 BASIC 01 RRO EST sg or il illa lilas 10 3 1 3 Carrier system and accessories usssmmsssrsssrssseesrerrssrassnnrrrnssranrrnnrrr rs cn cnn n nr nns rr RR RR KR RAA RAR RR RR KKR RA RR RAR RAR Rn nn nan 10 Basic UNItUNCION sane n wie al a bbls AR bt A OR Ar NE at Ad dr Glob hard ad Bets aa Maa BS 11 320 SUMO E am li add aliado 11 3 2 2 Buttons and potentiometer inssssssssssssrrssseesrerrrrrrssrnsrnrrr rear en neon ss rean r narr sr rn AR ARR RR RR RR AR RR RR RR
9. system or internal battery The Charging Circuit PCB accommodates the input for the external voltage supply The input is isolated from the remaining electronics by a protective circuit The Charging Circuit PCB directly activates the power indicator LEDs The LEDs are located on the front membrane cover The Charging Circuit PCB has its own processor system and thus its own software This software is also located on the Control PCB and is loaded from there onto the Charging Circuit PCB The internal replaceable battery has various dummy resistors depending on the type used The Charging Circuit PCB detects on the basis of the resistor which type is fitted nickel metal hydride or lithium ion The temperature and charge capacity of the internal replaceable battery is determined by the battery itself These data are transmitted from the Char ging Circuit PCB to the Control PCB 5503 320 13 Function description 4 2 4 3 4 4 Sensor PCB Front membrane cover Control PCB Oxylog 2000 plus The Sensor PCB holds all the pressure sensors of the pneumatic system and the internal temperature gauge The Sensor PCB is the interface for pressure measurement and valve actuation between the pneumatic and electronic sys tems On the front membrane cover are the keys the LEDs and the rotary knob Together with the display the rotary knob and the potentiometers the front membrane cover is the interface between the uni
10. 000 mbar Test lung test thorax Breathing bag 2 liter Catheter connector 7 mm Tester for electrical safety test Oxylog 2000 plus Revision 1 0 Copyright reserved Revision 1 0_Printed on_11 03 08_P5503320_test_tools_TL fm 5 Annex 19 of 20 Test instructions TL Accessing service mode 5 1 Accessing service mode 5 1 1 Accessing the Customer Service Mode Action Turn the controls Fig 2 1 fully clockwise e Switch on the unit by the key Fig 2 3 and at the same time press and hold down the keys Fig 2 2 until Customer Service Mode appears gt E p _ j Driger Oxylog 2000 plus c OU OU 28 OO O 28 Ses 0000417 3 1 1 B ja Fig 2 Accessing the Customer Service Mode e Now the appropriate test can be selected and activated To quit service mode switch off the unit The values set in Customer Service Mode are retained and reactivated every time ventilation is started following power up 20 of 20 Oxylog 2000 plus Revision 1 0 Copyright reserved Revision 1 0_Printed on_11 03 08_P5503320_Annex_SM_TL fm Drager medical A Drager and Siemens Company Test Report TL Institution Delivery date Serial no Other OK Para Name Result OK Para Name Result 1 Device configuration 3 1 3 Carrier system and accessories 1 1 Oxylog 2000 plus device configuration 2 Basic unit function O 1 1 1 Ser
11. 0A Power cable Great Britian 3m black POWERCORD CH 3M Cable Australia 3m 10A C13 Power cable 10A 3m black China Battery Charger AC DC power pack DC DC Converter Battery Lithium lonen Conversion kit reusable Conversion Kit Disposable Carrying Belt All round Wall Holder Quick Power Connector Wall Holder Adaptation Plate All round Wall Holder USA Equipment holder Equipment Holder USA Parts catalog Qty 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 1 000 Accessories Consumables Qty unit Remark St St St St St St St St St St St St St St St St St St St St Items that are shown in the illustration but are not listed below the illustration are not available as spare parts Oxylog 2000 plus Revision 00 Parts catalog Accessories Consumables hem Order No 5704441 5704447 5704440 5704442 2M86975 Description Hose O2 DISS DISS gr 1 5m Hose 02 DISS DISS gr 3 m Hose O2 DISS DISS gr 1 5m spr Hose O2 DISS DISS gr 3 m spr Carrying System CP Catalog Accesso Consumabl Qty 1 000 1 000 1 000 1 000 1 000 1 000 Qty unit Remark St St St St St St Items that are shown in the illustration but are not listed below the illustration are not available as spare parts Revision 00 Oxylog 2000 plus Copyright reserved Copyright reserved Parts catalog Carrying System fem Order No
12. 0_Function_device_check_TL fm Copyright reserved Test instructions TL Basic unit function 3 2 Basic unit function 3 2 1 Unit test Action Connect the unit to the electrical power and to the O2 compressed gas supply Connect the ventilation tube and the ventilation valve to the flow sensor and the flowmeter tubes e Connect the test lung test thorax e Switch on the unit and press and hold down the rotary knob until the menu for selection of the unit test appears Select and activate the unit test Follow the on screen instructions Test The unit test runs without error Result Function checked OK 3 2 2 Buttons and potentiometer Action Switch the unit to Customer Service Mode e Activate Test buttons and potentiometer test step e Press all buttons on the unit one after the other Test When a button is pressed a corresponding X appears on screen If the but ton has an integral LED the LED lights up while the button is being pressed If there is no LED the yellow warning LED is lit Action Turn the potentiometer to various settings and compare them against the values displayed on screen Test The pre set and displayed values are identical Result Function checked OK 3 2 3 Loudspeaker buzzer LEDs and display Action Activate Test loudspeaker buzzer LEDs and display test step Run the complete test Test The tests of the loudspeaker the buzzer the LEDs and the d
13. 3 320 25 Schematics and diagrams This page has been intentionally left blank Oxylog 2000 plus 26 5503 320 Copyright reserved Revision 1 0_Printed on_11 03 08_S5503403D01_Uebersichten fm Annex Parts Catalog This chapter contains a list of the device s orderable parts Test instructions This chapter contains the measures required to determine the actual condition of the device This page has been intentionally left blank Drager medical A Dr ger and Siemens Company Parts catalog Revision 00 2008 04 28 5503 320 Parts catalog Product concerned Nem Order No Description Qty Qty unit Remark Items that are shown in the illustration but are not listed below the illustration are not available as spare parts Revision 00 Oxylog 2000 plus Copyright reserved Copyright reserved Parts catalog Set 2 yearly Em OrderNo Description Qty Qty unit Remark 1 2M86341 Filter Mat 1 000 St 2 2M86733 Battery Lithium lonen 1 000 St Items that are shown in the illustration but are not listed below the illustration are not available as spare parts Oxylog 2000 plus Revision 00 Copyright reserved hem Order No 1824481 1868160 1844342 1844369 1844377 1851705 1859706 2M86729 2M86730 2M86731 2M86733 ME05133 ME05134 5703307 5704216 5704217 5704218 5704641 2M86900 5704640 Description Power Cable CE 3m 10A C13L bk Cable TH BR 3m C13 black RoHS Power cable DK 3m 1
14. Description Qty Qty unit Remark 2 8412716 O2 Connector Tube 0 5m 1 000 St Items that are shown in the illustration but are not listed below the illustration are not available as spare parts Oxylog 2000 plus Revision 00 Parts catalog Carrying System em Order No Description Qty Qty unit Remark 5 5704500 Gas Supply System 1 000 St 6 5704216 All round Wall Holder 1 000 St Items that are shown in the illustration but are not listed below the illustration are not available as spare parts Revision 00 Oxylog 2000 plus Copyright reserved This page has been intentionally left blank Revision 1 0 Printed on 11 03 08 EN IMAP TL P Front fm Copyright reserved Drager medical A Drager and Siemens Company Test instructions TL Oxylog 2000 plus NOTE The procedures described in this Test List can be carried out using commercially available test equipment and tools however this Test List does not replace inspections and mainte nance by the manufacturer General All results must be documented in the Test Report Oxylog 2000 plus Revision 1 0 1 of 20 2 of 20 This page has been intentionally left blank Oxylog 2000 plus Revision 1 0 Copyright reserved Revision 1 0 Printed on 11 03 08 EN IMAP TL P Front fm P5503320_TLIVZ fm 11 03 08 Copyright reserved 3 2 3 3 3 4 Contents Device configuration Oxylog 2000 plus device configuration 0 0c 6 1 1 1 Serial number
15. Drager medical A Drager and Siemens Company Technical Documentation Oxylog 2000 plus ve vo CMV SNV Alarm 20 El O Altix 100 Oj Y 300 1000 35 50 10 102049 au 100 2000 0 VT mt WARNING Revision 1 0 The proper servicing and testing of this de 5503 320 vice requires a full understanding of this Technical Documentation Carefully read 9036363 this Technical Documentation and any ap plicable Instructions for Use prior to any use of the device This page has been intentionally left blank K5503320IECIVZ fm 11 03 08 Copyright reserved Abbreviations 1 Explanation General 1 Symbols and Definitions 2 Notes Function Description 1 General 2 Functional principle 3 Pneumatic assembly a 3 2 Restrictor cccccccccccccnnnnnnnom 3 3 Sensors and safety functions 3 4 PEEP valve ou cece 3 5 Ambient pressure conditions 4 Electronics 4 1 Charging Circuit PCB 4 2 Sensor PCB ceee 4 3 Front membrane cover 4 4 Control PCB uu Maintenance Procedures 1 Replacing the replaceable battery 2 Replacing the filter element Schematics and Diagrams 1 General Annex Parts Catalog Test instructions Contents 10 10 11 PU o Pr 11 ci 11 E TE A E bie tantesie te 11 E E T 12 P E nn o 13 13 e Reni A 13 PC OO E A 14 a A 14 Gap arean rana aR aaa Ea Eaa ARA EEEa Reis HE a 14 16 17 20 Contents This page has been intentionally left blank
16. External flow sensor SV Safety valve V1 Metering valves to V3 V10 Ventilation valve V6 PEEP valve V7 I Switching valves to calibrate pressure sensors S5 and S6 and V8 V9 Non return valve S3 s9 S4 7 S5 S6 V6 vas V7 Fig 3 1 F2 vi v2 V9 V32 E1 V31 S2 Li Overview of pneumatic components for legend see Table 2 DR Si 22 5503 320 Copyright reserved Revision 1 0_Printed on_11 03 08_S5503403D01_Uebersichten fm Revision 1 0_Printed on_11 03 08_S5503403D01_Uebersichten fm Copyright reserved Oxylog 2000 plus Schematics and diagrams T und i i y Py Pamb Pit Pamb Phw P Flow 130 Fig 4 Tubing diagram for legend see Table 3 Table 3 Legend Fig 4 Item Designation Sensor PCB Connection block Metering block Tube 4x1 PAE not colored nc Tube 2x1 5 Si not colored nc Ol BR wl ni Tube 2x1 Si blue bu red rd orange og 5503 320 23 Schematics and diagrams 8 6 to 19 5 V External VBAT power Charging Circuit PCB supply control 8 6 to 19 5V VINT Pressure sensors Sensor PCB S3 to S7 and S9 Internal tempe rature measu rement Valves V1 to V8 5 v VLOG Flow sensors S1 S2 K d Front membrane 5 V VLOG fo 5 V VRE 8 6 to 19 5V VINT Potentiometers 5 V VRE __ Airmix switch 5 V VLOG Rotary knob Fig 5 Electronics block diagram Fig
17. ction Set Pmax and PEEP to maximum Set the frequency to 10 1 min Connect a manometer instead of the ventilation tube the connection must be tight Test The maximum pressure is 85 mbar 110 mbar for the USA unit Result Function checked OK Action Disconnect the manometer and reconnect the ventilation tube Oxylog 2000 plus Revision 1 0 13 of 20 Test instructions TL Ventilation 3 3 Ventilation Prerequisites Unit is connected to electrical power and to O2 compressed gas supply Ventilation tube ventilation valve with flow sensor and flowmeter tubes are connected Test lung breathing bag and catheter connector is connected to flow sen sor with elbow adapter Unit is switched on 3 3 1 Volume controlled ventilation Action Make the following settings Ventilation mode VC CMV Frequency 10 1 min Alarm limit Pmax 60 mbar Oxylog 100 cmH20 USA 100 mbar PEEP 5 mbar FiO2 O2Airmix VE 1 1 Tplat 50 Trigger off VT see table Using the Values 1 button select the VT or MV measured value as appli cable and set and check the following values Test VT MV 200 mL 1 3 L min to 2 3 L min 500 mL 3 7 L min to 5 3 L min 1000 mL 8 L min to 10 3 L min Result Measured values checked Et OK 3 3 2 Trigger function Action Connect the test thorax instead of the test lung Change or set as applicable the following valu
18. es Ventilation mode VC SIMV Frequency 5 1 min PEEP 10 mbar VT 500 mL Ti 1 second Flow trigger 3 L min Flow ramp not applicable or standard Test The test thorax inflates to a PEEP pressure of 10 mbar No self triggering occurs Action 14 of 20 2 Trigger using the test thorax see the following figure Oxylog 2000 plus Revision 1 0 Copyright reserved l g_check fm Revision 1 0 Printed on_11 03 08_P5503320_Function_breathin g check fm Revision 1 0 Printed on 11 03 08 P5503320 Function breathin Copyright reserved Test Result Fig 1 Trigger Test instructions TL Item Designation 1 Unsynchronized mandatory breath 2 Synchronized mandatory breath 3 Trigger window The unit triggers and activates a mandatory breath At the same moment a star appears on the top line of the display Function checked Oxylog 2000 plus Revision 1 0 Ventilation OK 15 of 20 Test instructions TL Device 3 4 16 of 20 handover Device handover Entry Place fully functional device at the user s owner s disposal Oxylog 2000 plus Revision 1 0 OK Copyright reserved Revision 1 0 Printed on_11 03 08_P5503320_Function_Product fm 4 Test equipment 17 of 20 Test instructions TL Test equipment list 4 1 18 of 20 Test equipment list Test equipment Digital manometer up to 1
19. ial number of the Oxylog if not otherwise recorded 3 2 1 Unit test O 1 1 2 Serial number of the power supply unit if not othe 3 2 2 Buttons and potentiometer O 1 1 3 Software version 3 2 3 Loudspeaker buzzer LEDs and display 2 Electrical safety 3 2 4 Voltage supply 2 1 Electrical safety according to VDE 0751 IEC 60601 1 3 2 5 Supply pressure emergency air valve O 2 1 2 Power supply unit visual check 3 2 6 Safety valve O 2 1 3 Protective earth conductor of power supply cord Ohm 3 Ventilation 3 Function and condition test 3 3 1 Volume controlled ventilation 3 1 Condition test 3 3 2 Trigger function 0 00 0000 00 0 O 3 1 1 Labels and Instructions for Use 3 4 Device handover O 3 1 2 Basic unit outside Report Test has been performed according to the test instructions TL Name Date signature Revision 1 0 Oxylog 2000 plus 1 1 Manufacturer Drager Medical b v Kanaaldijk 29 5683 CR BEST The Netherlands Phone 31 499 331 331 Fax 31 499 331 335 Web http www draeger com CE Directive 93 42 EEC concerning Medical Devices 0344 Subject to change without notice Will not be replaced in the event of modifications Distributed in the USA by Draeger Medical Inc 3135 Quarry Road Telford PA 18969 USA Phone 215 721 5400 800 4DRAGER 800 437 2437 Fax 215 723 5935 Copyright March 2008 by Drager Medical AG amp C
20. isplay were suc cessful Result Function checked bp OK 3 2 4 Voltage supply Action Switch off the device Connect the ventilation tube instead of the manometer Test The external mains power LED lights up green Oxylog 2000 plus Revision 1 0 11 of 20 Test instructions TL Basic unit function Action Test Action Test Action Test Action Test Action Test Action Test Action Test Result The charge indicator LED of the internal replaceable battery lights up in the following colors yellow when the replaceable battery is charging green when the replaceable battery is fully charged red when no functional replaceable battery is inserted or the replaceable battery cannot be charged such as because the unit is being used outside the temperature range of 0 to 35 C Switch on the device Set ventilation mode VC CMV e Remove internal replaceable battery The unit continues ventilating The display shows the message No battery The charge indicator LED is lit red An audible alarm sounds e Fit the internal replaceable battery The charge indicator LED is lit green The audible alarm is deactivated Press the Alarm Reset button The No battery message is no longer displayed e Remove external power supply The unit continues ventilating The external mains power LED is off The Charge status LED of the internal replaceable battery i
21. nd the control and display electronics Fig 1 The connection block supplies a constant pressure to the metering block contains the safety functions such as the emergency air and safety valves control the pressure PEEP during expiration and together with the ventila tion accessories provides the interface to the patient The metering block passes defined volumes of gas of approx 40 or 100 oxygen to the connection block The control and display electronics evaluate the measurement signals con trol the valves and provide the interface to the operator Pneumatics Connection Patient Oxygen block Flowmeter Ambient block air Control electronics Display keypad Operator Control and display electronics Fig 1 Functional principle 10 5503 320 Copyright reserved Revision 1 0 Printed on_11 03 08_F5503403T01_Funktion fm Revision 1 0_Printed on_11 03 08_F5503403T01_Funktion fm Copyright reserved Oxylog 2000 plus 3 3 1 3 2 3 3 Pneumatic assembly Inlet Restrictor Sensors and safety functions Function description The following description relates to the pneumatics diagram of the Oxylog 2000 plus The Control PCB evaluates the measurement signals of the sen sors and actuates the valves The compressed oxygen passes through the filter F1 and the pressure regu lator DR to the valves V1 to V3 The pressure regulator regulates the pres sure to 3 bar This is done to attain a
22. o KG L beck Germany
23. onfiguration 1 1 1 Serial number of the Oxylog if not otherwise recorded Action Read the serial number on the Oxylog 2000 plus the serial number is located on the name plate Entry Oxylog 2000 plus serial number txt 1 1 2 Serial number of the power supply unit if not otherwise recorded Action Read the serial number on the power supply unit Entry Serial number of the power supply unit txt 1 1 3 Software version Action Read out and enter the software version later under Function and condi tion test the software version is displayed immediately after power on Entry Software version Oxylog 2000 plus txt 6 of 20 Oxylog 2000 plus Revision 1 0 Copyright reserved Xx guration fm Revision 1 0 Printed on 11 03 08 P5503320 Confi 2 Electrical safety 7 of 20 Test instructions TL Electrical safety according to VDE 0751 IEC 60601 1 2 1 Electrical safety according to VDE 0751 IEC 60601 1 2 1 1 Oxylog 2000 plus not applicable 2 1 2 Power supply unit visual check Test The power supply unit the power supply cord and the connecting cable to the Oxylog are neither damaged nor contaminated Result Condition checked OKI 2 1 3 Protective earth conductor of power supply cord NOTE The power supply unit 2M86730 conforms to the requirements of protec tion class 2 Test The value of the protective earth conductor resistance must not exceed 0 1 ohms Result Pro
24. r and vice versa 14 5503 320 Copyright reserved Revision 1 0_Printed on_11 03 08_F5503403T01_Funktion fm Maintenance Procedures This chapter describes the measures required to maintain the specified condition of the device 15 Maintenance procedures 1 Replacing the replaceable battery Oxylog 2000 plus 1 Slacken the screw Fig 1 1 of the battery compartment cover anti clock wise until the cover can be opened 2 Fold the cover Fig 1 2 down 3 Pull the replaceable battery Fig 1 3 forward by its tab and withdraw it i lb jar ia Fig 1 Removing the replaceable battery 4 Press the button on the new replaceable battery and check the charge The LEDs on the replaceable battery indicate the charge condition in percent 5 Charge the replaceable battery as necessary NOTE The replaceable battery can be charged by the battery charger station or by the external power supply in the Oxylog 2000 plus 6 Fitthe replaceable battery 7 Switch on the Oxylog 2000 plus and check the battery capacity indicated on the display 16 5503 320 Copyright reserved Revision 1 0 Printed on_11 03 08_W5503403T06_Wechselakku fm Revision 1 0_Printed on_05 03 08_W5503403T03_Filtereinsatz fm Copyright reserved Oxylog 2000 plus Maintenance procedures 2 Replacing the filter 1 Switch off the device element 2 Remove screws Fig 2 Fig 2 Removing the fil
25. s manual General 1 2 Symbols and Defini tions Notes Oxylog 2000 plus WARNING A WARNING statement provides important information about a poten tially hazardous situation which if not avoided could result in death or serious injury CAUTION A CAUTION statement provides important information about a potentially hazardous situation which if not avoided may result in minor or moderate injury to the user or patient or in damage to the equipment or other pro perty NOTE A NOTE provides additional information intended to avoid inconvenience during operation or servicing of the equipment Definitions Inspection examination of actual condition Maintenance measures to maintain specified condition Repair measures to restore specified condition Servicing inspection maintenance and repair This Technical Documentation conforms to the IEC 60601 1 standard Read each step in every procedure thoroughly before beginning any test Always use the proper tools and specified test equipment CAUTION If you deviate from the instructions and or recommendations in this Techni cal Documentation the equipment may operate improperly or unsafely or the equipment could be damaged CAUTION Drager recommends that only Drager supplied repair parts be used for maintenance Otherwise the correct functioning of the device may be com promised The maintenance procedures described in this Technical Documentation may
26. s off An audible alarm sounds The display shows the message Battery operating Press the Alarm Reset button The Battery operating message is no longer displayed e Remove internal replaceable battery Ventilation stops An acoustic alarm sounds for at least 7 seconds e Fit the internal replaceable battery Connect the external power supply Ventilation is resumed with the previous settings Function checked _____ OK 3 2 5 Supply pressure emergency air valve 12 of 20 Action Test Action Test Action Test e Remove compressed gas supply An audible alarm sounds The display shows the message Supply pressure low The yellow alarm LED comes on Ventilation stops Simulate spontaneous breathing with the test thorax Ventilation through the emergency air valve is possible e Connect the compressed gas supply The audible alarm stops The yellow alarm LED is no longer lit Ventilation is resumed with the previous settings Oxylog 2000 plus Revision 1 0 Copyright reserved Revision 1 0_Printed on_11 03 08_P5503320_Function_device_check_TL fm Revision 1 0_Printed on_11 03 08_P5503320_Function_device_check_TL fm Copyright reserved Test instructions TL Basic unit function Action Press the Alarm Reset button Test The Supply pressure low message is no longer displayed Result Function checked __OK 3 2 6 Safety valve A
27. stable flow control The Control PCB monitors this pressure which is measured with sensor S3 Valves V1 to V3 are proportional valves each delivering a flow proportional to the overall flow of 0 to 35 L min The flow sensor S1 measures the delivered flow and the Control PCB corrects the valve operation as necessary Valve V3 comprises two parallel configured valves to produce a total flow greater than 100 L min With the valve V1 and the ejector E1 ambient air can additionally be drawn in Valve V1 meters a flow through the ejector The resultant negative pressure draws ambient air through the filter F2 the flow sensor S2 and the non return valve V9 Valve V2 adds oxygen to the ambient air depending on the selected O2 con centration 40 or 100 The proportion of ambient air may be a maximum of 75 The minimum oxy gen concentration may thus be 40 At flows less than 9 L min the volume of intake air is so low that an oxygen concentration of 40 is no longer guaranteed At flows greater than 35 L min oxygen is added accordingly An oxygen concentration of 40 is no longer guaranteed In a flow range from 9 to 35 L min an oxygen concentration of 40 or 100 can be set The non return valve V9 prevents oxygen escaping into the ambi ent air L1 prevents swirling and ensures a uniform oxygen concentration The flow sensor S1 measures the inspiratory flow inside the unit and the Con trol PCB corrects the operation of valves V1 to V3
28. t and the operator The dis play is an EL display EL stands for electroluminescent The Control PCB holds the electronic ON OFF switch components the voltage generation of the individual internal operating voltages and the microprocessor system for control and monitoring of ventilation The electronic ON OFF circuit is directly controlled switched on or off by the ON OFF switch on the device If the device is ON and the power fails an alarm generator generates an audible alarm signal A Goldcap capacitor delivers the voltage for the signal The voltage generator generates the various operating voltages from the sup ply voltage For example the 5 V for the microprocessor The microprocessor system comprises the microcontroller an EEPROM a flash EPROM a RAM and a real time clock RTC The EEPROM holds the calibration data software options ID number unit and service operating hours and the start up conditions The flash EPROM holds the medical device software and the software for the Charging Circuit PCB The real time clock generates the time and date The real time clock s RAM also holds the logs The microprocessor system evaluates the measurement signals from the sensors the settings of the potentiometers and the rotary knob and operates the valves and the display accordingly On a change of software the unit no longer needs to be opened The infrared interface transfers the data from the PC laptop to the microcontrolle
29. tective earth conductor resistance L___ Ohn 8 of 20 Oxylog 2000 plus Revision 1 0 Copyright reserved Revision 1 0 Printed on_11 03 08_P5503320_VDE_IEC_Schutzleiter_TL fm 3 Function and condition test 9 of 20 Test instructions TL Condition test 3 1 Condition test Prerequisites The device is fully assembled 3 1 1 Labels and Instructions for Use Test Labels and markings are complete and legible The Instructions for Use are available according to user owner Only applicable in Germany The medical product log is available accord ing to user owner Result Condition checked bp OK 3 1 2 Basic unit outside Test The housing connections front membrane control elements and handle are neither contaminated nor damaged The ventilation tube and ventilation valve are not hardened or damaged Result Condition checked L OKJ 3 1 3 Carrier system and accessories Test The carrier system and accessories are not damaged The connecting cables are not porous severely kinked or damaged Check that the wall mount if present is attached securely Action Latch the Oxylog onto the wall mount if present Test The external mains power LED lights up Result Condition and function checked L OKJ 10 of 20 Oxylog 2000 plus Revision 1 0 Copyright reserved Revision 1 0_Printed on_11 03 08_P5503320_Function_condition fm Revision 1 0_Printed on_11 03 08_P550332
30. ter element NOTE Note fitting position of filter element 3 Remove the filter element 4 Install the new filter element 5 Carry out a unit test 6 Place the fully functional unit at the user s owner s disposal 5503 320 17 Maintenance procedures This page has been intentionally left blank Oxylog 2000 plus 18 5503 320 Copyright reserved Revision 1 0 Printed on_05 03 08_W5503403T03_Filtereinsatz fm Schematics and Diagrams This chapter contains schematics and diagrams that can be of help when servicing the device 19 Schematics and diagrams Oxylog 2000 plus General This section presents the diagrams and overviews of the Oxylog 2000 plus such as the pneumatic components diagram and the block diagram of the electronics These schematics and diagrams are partly used as reference to the function description Fig 1 Overview for legend see Table 1 Table 1 Legend Fig 1 Item Designation Front panel with potentiometers rotary knob membrane keypad and insert strip Signal generator Loudspeaker Display Control PCB see also Fig 6 Cover plate for pneumatic assembly Pneumatic assembly and Sensor PCB see also Fig 3 Handle Filter element to filter the ambient air intake 2 0 0 NN OD oO A Ww hyo gt Charging Circuit PCB Rear panel 12 Battery compartment cover 13 Replaceable battery 20
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