International Biomedical AeroNO 2.0 Скачать руководство пользователя страница 67

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Part No. 715-0088, Rev. B

- 64 -

5.10.2.19.Partially close precision metering valve and verify flow rate at -50 2

cmH

O when pump shuts off is 130 mL/min and 210 mL/min.

Record

Value.

5.10.2.20.

Record

check mark if SAMPLE BLOCKED visual and audible alarms

occur.

5.10.2.21.

Record

results of procedure Pass/Fail and why. Repeat adjustment

procedure if necessary.

5.10.2.22.If the AeroNOx 2.0 is open due to adjustment or diagnostics,

reassemble it. If servicing a complete device, reinstall the protective
cover.

Содержание AeroNO 2.0

Страница 1: ......

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Страница 4: ...ss 23 2 14 VESA Mounting Pattern 23 3 THEORY OF OPERATION 24 3 1 Front Panel 24 3 2 Front View Labeled 24 3 3 Button Functions 25 3 4 Rear Panel 26 3 5 Rear View Labeled 26 3 6 Connection to Ventilator Circuit 26 3 7 Delivery System 28 3 8 Sample Analysis System 29 3 9 General Features and Operation 30 3 10 Environmental Effects 34 3 11 Mass Flow Meter Circuit 40 4 CALIBRATION 41 4 1 Low Range Cal...

Страница 5: ...bleshooting Alarms Guide 81 6 2 Troubleshooting Other Symptoms and Solutions 86 6 3 Customer Service 89 7 APPENDIX 90 7 1 External Power Supply Electrical Specifications 90 7 2 Isolation Diagram 91 7 3 Nitric Oxide Sensor Specifications 92 7 4 NO2 Sensor Specifications 94 7 5 Oxygen Sensor Specifications 96 7 6 Mass Flow Sensor Specifications 97 7 7 Recommended Practices for Handling of Gas Cylind...

Страница 6: ...Par rt No 715 008 88 Rev B LA ANGUAG GE DIS 3 SCLAIM MER ...

Страница 7: ...Par rt No 715 008 88 Rev B LA ANGUAG GE DIS 4 SCLAIM MER ...

Страница 8: ...Par rt No 715 008 88 Rev B LA ANGUAG GE DIS 5 SCLAIM MER ...

Страница 9: ...Par rt No 715 008 88 Rev B LA ANGUAG GE DIS 6 SCLAIM MER ...

Страница 10: ...Par rt No 715 008 88 Rev B LA ANGUAG GE DIS 7 SCLAIM MER ...

Страница 11: ...Par rt No 715 008 88 Rev B LA ANGUAG GE DIS 8 SCLAIM MER ...

Страница 12: ...Par rt No 715 008 88 Rev B LA ANGUAG GE DIS 9 SCLAIM MER ...

Страница 13: ...it ment of the perating on jacent to or quipment to pment inclu er than 30 c the perform 10 e by qualifie For quest s ertinent info following s A a A d es to be ob or patients eart failure environmen roubleshoo nce with ind ty electrical patient and n or near pa r stacked w o ensure no uding perip cm to any p mance of th ed service t tions conta ormation wi ignificance Alerts to p adverse ev Alert...

Страница 14: ...International Biomedical may result in unacceptable operation of the AeroNOx 2 0 and will void the equipment warranty The AeroNOx 2 0 samples gas at a rate of 220 mL min this can affect the sensitivity of flow triggered synchronized breath of some ventilators The trigger sensitivity if equipped should be checked after connecting AeroNOx 2 0 to the breathing circuit Do not change NO NO2 or O2 senso...

Страница 15: ... Bagg if the prima mary NO de he INOstat Do not us should be t NO and to a ther reactio y be particu r prolonged s not scave r through th xide or nitro approved b 12 stricts this d e Canada a Ostat Bagge to prevent f emove NO a ay exceed terruption o Ostat Bagge possible T se only Bagger to ve this conc gas supply NOstat Bagg with the com ger are inte nal tubing b ger are sing ary NO deli elivery ...

Страница 16: ... in undiluted gas delivery entering the sampling chamber and exposing the sensors to levels of NO and or NO2 which may damage the sensors NO2 gas may have collected in the AeroNOx 2 0 delivery or ventilator circuit during setup Run ventilator and AeroNOx 2 0 on a test lung 30 seconds prior to patient connection to ensure analyzed levels of NO2 and NO are appropriate Only use the NO Worries Sample ...

Страница 17: ...ous ventilators are unique to each manufacturer as well as their corresponding disposable circuits When AeroNOx 2 0 is connected to a ventilator and patient is breathing spontaneously a slight change in NO ppm 10 may be noted When performing high range calibration make sure to select the correct calibration gas and confirm expiration date before using Never connect calibration circuit to a pressur...

Страница 18: ...off utton utton Outlet w Control In ckwise bserve prec trostatic se ons For Use ure limits Applied Pa erial numbe 15 n the AeroN r 3 ncreasing cautions nsitive e art er NOx 2 0 d documentat S D M in G C D U su E U re N O lim ion and lab Soft Key 3 Date of Man Manufacture nformation General Wa Caution Ris Do not disca Use indicate upply only Exhaust Do Use only the eplacement NO N2 Supp Operating t...

Страница 19: ...Seco ery Level l Low imer Movin hart ncentration Million e Concentr Per Million 0 and O2 old to zero 16 r Limits ced for onds ng Pie in Parts ration in 2 21 Soft A Z Decrea Set Low A Set High AC Power P Cha Scree Screen Un un Lock Pro unacknowl Percen Zero Calibr Sof High Calibr Sof ase Value Alarm Limit Alarm Limi Plugged in a arging en Lock nlock Hold lock hibited with ledged alar nt Oxygen rati...

Страница 20: ...B International Biomedical in Inches L min Liters per Minute mA Milliamps mbar Millibars mL min Milliliters per Minute mm Millimeters mmHg Millimeters of Mercury N2 Nitrogen Gas NO Nitric Oxide Gas NO2 Nitrogen Dioxide Gas O2 Oxygen Gas PM Preventative Maintenance ppb Parts per billion ppm Parts Per Million psi Pounds per Square Inch psig Pounds per Square Inch Gauge PTFE Polytetrafluoroethylene R...

Страница 21: ...y Device1 Accuracy NO 0 99 ppm 1 ppm 1 ppm 2 ppm NO2 0 9 ppm 0 1 ppm 0 1 ppm 2 ppm O2 18 100 1 O2 2 O2 3 O2 NO N2 Flow 0 2 L min 0 01 L min 0 045 L min 0 1 L min 2 5 Backup Delivery Regulator Parameter Specification Inlet Pressure 500 2250 psi Outlet Flowrate 0 25 L Min Fixed flow of NO N2 Cylinder Valve Connection CGA 626 2 6 INOstat Bagger Parameter Specification O2 Gas Flow 10 L Min NO Gas Flow...

Страница 22: ...re Level High Alarm 56dB Max 1m Medium Alarm 54dB Max 1m 2 9 AeroNOx 2 0 Environmental Specifications Operating Transport Storage Transient Temperature 0 C to 39 C 40 C to 5 C 5 to 35 C up to 90 RH 35 C to 70 C vapor pressure up to 50hPa 20 C to 50 C Humidity 15 90 RH non condensing See above 15 90 RH non condensing Ambient Pressure 62 120 kPa 62 120 kPa Not rated Altitude 3657 m 12 000 ft 3657 m ...

Страница 23: ...earity Linear Linear 3 error N A Response Time T90 10s 50s 13 s 10ms Effect of Temp on Accuracy N A N A N A Compensated 0 to 50 C For further sensor details visit the datasheets in the Appendix 2 12 EMC Compliance The AeroNOx 2 0 has been tested and found to comply with limits for electromagnetic interference and susceptibility as defined by IEC60601 1 2 However this equipment may radiate radio fr...

Страница 24: ...1000 3 3 Complies RTCA DO 160F Section 21 Category M Maximum level of conducted RF interface Power line RTCA DO 160F Section 21 Category M Maximum level of radiated RF interface GUIDANCE AND MANUFACTURER S DECLARATION IMMUNITY The AeroNOx 2 0 is intended for use in the electromagnetic environment specified below The customer or user of the AeroNOx 2 0 should ensure that it is used in such an envir...

Страница 25: ...z and 80MHz 10 V m 80 MHz to 2 7 GHz V1 Vrms E1 V m Portable and mobile communications equipment should be separated from the AeroNOx 2 0 by no less than the distances calculated listed below D D 80 to 800 MHz D 800 MHz to 2 7 GHz Where P is the max power in watts and D is the recommended separation distance in meters Field strengths from fixed transmitters as determined by an electromagnetic site...

Страница 26: ...Par rt No 715 008 2 13 2 14 88 Rev B Physical D VESA Mou Dimensions unting Patte and Cente ern 23 er of Mass ...

Страница 27: ...ation The right th menu is dis een Dim an wer right si 24 weight port r circuit and trogen Diox smart displa x push butt alarm poin hree button splayed Th nd Back f de of the fr table batte d continuou xide NO2 ay and a de tons locate nts for NO a ns are soft k he three lef functions T ront panel ry operated sly monitor and Oxyge edicated gr d on the fro and O2 and keys that ha ft push butt The ma...

Страница 28: ...per ri en high brig ments er to the pre n when held or 5 secon Safety f troubles mode w djacent icon ration mode cted gas s buttons alarm settin ase selected FUNCTION or 3 Secon r 60 second ght hand co htness and evious men d during the nds to enter features ha shooting with patient n displayed e ng d value N nds to turn o ds and disp orner of the d low bright u e startup sc r Safety Of ave been d...

Страница 29: ...ivery side a trol the flow flow meter where it mix value e g on the ven ts concentra anually incre Measurem as alarms ed NO conc so the user below show e NO and O et and mo for respecti and a samp w of pre mix measures t xes with ven 800 ppm N ntilator circu ation as de ease or dec ments of NO indications centration a can cross c ws a typical O2 when lef unting poin ive location pling side T xed m...

Страница 30: ...Par rt No 715 008 88 Rev B The follow delivery sid wing figure d de of the de describes th evice when 27 he pneumat n connected tic flow pat d to a ventil hs for both lator the sample e and the ...

Страница 31: ... of the de Meter Gas ow The fir and its funct econd valve s turned on to release t es to pass t the instrum o the NO N to the man y rate of the evice From s NO N2 the rst in the se tion is to en e in series w n This valv the pressur the gas thro ment control N2 Inlet quic ual flow co e Nitric Oxi m the valve en enters th eries opens nsure that n with the firs ve diverts th re built up b ough to th...

Страница 32: ... sample e line attac 0 mbar the w and warn condition h e sample flo d where it t g exhausted e sensors a he device metric view o ia a sample rom here it pump and ched to the e pressure t n the user has occurre ow rate to travels pas d to room a are sent to t The samp of the Sam e circuit with t passes thr d into the m Sample In transducer Power mu ed An inte 200 mL m t the oxyge air Signals the mi...

Страница 33: ...wered up and functioning the O2 and flow displays are on and the sample pump has started and is running Holding down the front panel power button will turn the unit off When the unit is off portions of the instrument are still powered up but the microprocessor is put into a sleep mode Power is still applied to the microcontroller the power button circuit the Analog to Digital converters and to the...

Страница 34: ... During operation the battery level is monitored as well as the external power input If the AeroNOx 2 0 is being externally powered a symbol representing a 2 prong power plug is displayed in the upper left most position of the LCD display When operating from the internal battery only this character is replaced with a battery bar A fully charged battery will be indicated by the presence of all bars...

Страница 35: ... NO H NO N Samp Bloc Pow Sup Fail Altern Low 88 Rev B 18 High O2 limit ppm nating High NO2 limit High O limit pm nating High NO limit le line cked wer pply lure nating Battery High Medium Low 32 Priority A m Priority O2 Hi O2 Lo Priority A NO Lo Alarms Alarms gh ow larms ow ...

Страница 36: ...necte ages E UNK EZL EZL ROM ROM STA RTI WAT RX_ t the user m de before ad ode can be econds Th ade to get t ety Off mod y return to ill appear in have been Do not e ed ERROR CODE KNOWN LCD_RET_ER LCD_TIMEOU M_CORRUPTE M_WRITE_FA ATE_CORRUP I_STOPPED TCHDOG_TIM _OVERRUN may find sit djustments enabled by his disables he flow con de after 5 m Safety On nforming the disabled f enter Safe ES LEGEND 0...

Страница 37: ...e gas concentration increases so does the current flow causing a change in the potential of the COUNTER electrode polarization With the electrodes connected together by a simple load resistor the SENSE electrode potential follows that of the COUNTER Using a third REFERENCE electrode and an external potentiostatic operating circuit the range of concentrations a sensor can be used to measure is much...

Страница 38: ... in an instrument s zero Even with wide temperature variations such a shift will normally be too small to be significant However if the application requires very high resolution at very low concentrations a zero shift could significantly alter the overall measurement A fourth pin on these electrochemical cells is used to compensate for temperature effects 3 10 3 Nitrogen Dioxide NO2 Analyzer Circu...

Страница 39: ...te 3 10 5 NO NO2 Circuit Calibration For maximum accuracy cells should be calibrated using a gas mixture in the range where most measurements are to be made or where this is not possible choose a mixture towards the top of the cell range Calibration gases exceeding the range of the cell must not be used as this may not provide an accurate calibration As calibration normally involves exposing the s...

Страница 40: ...nsation drying it with a soft tissue will restore normal operation Do not heat sensors above 40 C to dry them out 3 10 10 Low Humidity High Temperature In continuous operation at 0 15 RH water will diffuse out only becoming a problem when the volume of electrolyte has decreased by more than 40 At this point the gas sensitivity of the sensor will be affected and the housing and seals may be attacke...

Страница 41: ...either decrease the signal negative cross sensitivity or increase the signal positive cross sensitivity For safety concerns a negative cross sensitivity may present more problems than a positive one as this will serve to diminish the response to the target gas and so inhibit any alarm In such cases it may be necessary to monitor both gases When a sensor shows cross sensitivity to a particular gas ...

Страница 42: ... carrier gas i e mixture less oxygen on the output signal becomes important The rate of diffusion of oxygen and hence the signal from a cell is proportional to the molecular weight of the carrier gas Graham s Law Dry air may be considered to consist of 20 95 oxygen in nitrogen which has a molecular weight of 28 g mole When using the sensor with a different carrier gas with a significantly differen...

Страница 43: ...ygen varies In conditions where liquid condensation may occur liquids may form in the region of the gas access hole which will restrict the flow of gas to the sensor resulting in a low signal If a sensor shows signs of being affected by condensation drying the sensor with a soft tissue may restore normal operation Under no circumstances should the sensors be heated above 40 C to dry them 3 10 19 O...

Страница 44: ...ative ma ave been c lly biased s been connec nsor bias biased Re on Daily ation of the e same time ne prior to t Low R and back o n on front o old the BA n mode It w 5 seconds y to enter lo on r O2 is 21 bration circu ice to samp es to clear th 41 aily and high ing correctl reventative aintenance charged or c sensors Th cted Even After about echarging w AeroNOx 2 e The syst the weekly Range Calib ...

Страница 45: ... Press Hig Hold to Z mpletes 3 ibration is f ead Done r should ind NO 0 ppm O2 0 ppm O2 21 ange Calib e calibration must be pe on Mode b utton on sta gh Cal sof ERO soft 3 seconds finished it w dicate ration Wee n requires a erformed fi O2 High y holding artup ft key 42 key will ekly a 100 O2 rst Range Ca user suppl alibration ied gas sou urce Low Range ...

Страница 46: ...AeroN Press becomes hi nt measured abilized afte D DOWN reading alibration c o 100 O2 to 1 L Min valve will du pply of O2 i line plug of NOx 2 0 s O2 soft ke ghlighted a d value W er 2 4 minut arrow keys g to 100 O circuit gas source n ump excess is given f calibration ample port ey and displays When display tes use U s to adjust O2 43 e s n s y UP ...

Страница 47: ... scr enter Calib BACK butto ibration circ me calibrati O2 may be u NO Calibrat n regulator wing from th Expiration Concentra Range Calib at low range on was just BACK bu reen is show ration Mode on on startu cuit 738 185 ion circuit fr used ion gas and confirm th he label Date ation bration We e calibratio NO High utton wn e by up 50 from d he 44 eekly n was perfo h Range Ca ormed first alibration...

Страница 48: ...a 2 0 88 Rev B alibration re gas Conn o calibration ion regulato ation Circuit ss NO so becomes hig current mea er on Rep ure is below o vent for 10 ation circuit 0 sample egulator to N ect calibrat n regulator or 731 91 t 738 185 oft key ghlighted a asured valu place cylind w 500 psi 0 seconds t to the Aero inlet NO tion 41 0 nd e der if then oNOx 45 ...

Страница 49: ...on on label NO2 High Perform lo gh calibratio press the election scr enter Calib BACK butto te calibratio me calibrati d NO2 may tabilized aft AND DOWN st reading to i e 45 pp Range Cali ow range ca on was just BACK bu reen is show ration Mode on on startu on circuit ion circuit fr y be used fter 2 N o pm ibration W alibration fir NO2 High t utton wn e by up from 46 eekly rst h Range Calibration ...

Страница 50: ... to 1 Calibrat 2 Calibra Pres 88 Rev B Calibration g wing from th Expiration Concentra alibration re gas Conn o calibration ion Regulat ation Circui ss NO2 so gas confirm he label Date ation gulator to N ect calibrat n regulator tor 731 91 t 738 1850 oft key m the NO2 tion 41 0 47 ...

Страница 51: ...mes hi current mea er on Rep ure is below o vent for 10 ation circuit 0 sample display has s use UP keys to adj centration o i e 10 0 pp The AeroN ghlighted a asured valu place cylind w 500 psi 0 seconds t to the Aero inlet stabilized a AND DOW ust reading on label pm NOx 2 0 is and e der if then oNOx after WN g to s calibrated 48 d and ready y for use ...

Страница 52: ... de humidified sample enters the AeroNOx 2 0 via Nafion dryer tubing and a disposable filter connected to a quick disconnect on the front of the device It passes by a pressure sensor on the way to the pump before passing over the O2 NO and NO2 sensors The pressure sensor triggers an alarm if the sample line is blocked creating a vacuum pressure less than 50 millibars The sample exits the rear of t...

Страница 53: ...propriate ESD Safe Work Surface and ESD Wrist Strap 52 Pin PLCC Extraction Tool disassembly OK EX5 Trimmer Adjustment Tool adjustments Spectrol Type 8T000 Bourns Type H91 Water Manometer 80 cmH2O adjustments Fabricate as required Gas Flowmeter w Precision Valve 0 250 cc min adjustments AeroNOx 2 0 Calibration Circuit Calibration 738 1850 Gases NO NO2 O2 N2 Calibration Delivery Line and Regulator C...

Страница 54: ...lipid surfactant Cavicide or Cavi Wipes Diisobutylphenoxyethoxethyl dimethyl benzyl ammonium chloride 0 07 Isopropyl alcohol 17 2 Inert ingredients 82 5 Isopropyl Alcohol Up to 100 Isopropyl Alcohol Ethanol Up to 100 Ethanol Bacillol 30 or Bacillol 30 Wipes NOTE Only applicable to International EU Markets Ethanol Propan 2 ol Propan 1 ol n alkyl aminopropyl glycine 5 5 Preventive Maintenance Schedu...

Страница 55: ...ircuit bo emove sens hat sensors ocketed to board but m manifold and Keep both g se O2 sensor is nscrewing ounterclock areful not to hread NO NO2 a ption SCONNEC D EXTERNA RE SERVIC nsor cover e 4 screws th screws cuit board oard out an sors Note s are the circuit ay stick to d or gasket gaskets for s removed b body kwise Be o cross and O2 Sen Sens S T AL CE by nd ts re by 52 sors sor Replace Step...

Страница 56: ...ho wires or bia ensor if pre Carefully clip ides of sen with sensor DO NOT CL VERTICAL P use gaskets NO2 sen new O ring ensor alrea e new senso ackaging an rting spring as board fro esent p tabs from sors to flus body LIP PINS s for NO an nsors supplied w ady attache ors nd gs om m sh nd with d 53 3 4 ...

Страница 57: ...figuration interchang ace sensor tighten sc onnect batt ernal power 48 hours for bias themse roceed to C ction 4 Bo gh Calibratio perform ors in rever Be sure N rs are place ve location same physic n but are NO geable r housing an crews tery connec supply an r new senso elves Then Calibration oth Low and on must be med rse NO ed s cal OT nd ct d ors n d e 54 5 6 7 ...

Страница 58: ...tional battery With a discharged battery the AeroNOx 2 0 may continue to operate from the external power supply but ANY interruption e g intentional or unintentional disconnection of the external power supply may shut down the device unexpectedly Electrochemical NO and NO2 sensors in the machine require a stable voltage source to maintain their bias and give accurate readings This stable voltage s...

Страница 59: ...ery the y charged b the AeroNO hours in opt cription 2 0 is ship echargeable roperly the e battery in eries are NO hangeable does not re y anyone ot nnel accord nce schedu ry remove ecuring batte tment pane oose battery n in the batt nt Tuck m nto space n attery ace cover rations to re attery g on interna y icon is loc screen battery will Ox 2 0 for timal condit pped with e battery e device nstall...

Страница 60: ... have a battery connected to function properly even with external power applied to the DC jack 5 9 1 Tools and Materials ESD protected workstation and grounded wrist strap 4 mm hex wrench 738 1930 Power Supply Medical Grade 40 W 9 V for 731 9159 units 738 1964 Power Supply Medical Grade 40 W 9 V Locking for 731 0426 units 888 0115 Battery Assembly SLA 6 V 4 5 Ah 888 0013 Battery Assembly LiFePO4 6...

Страница 61: ...r c is 30 5 ps bove the NO bleed exces ff valve w pressure he SS deliv eak and re ose is now c off valve ag of the devic e Test Reco unning a lea nd use a 4 together lly and supp m front to b ssure gaug le per figure uge used e Do NOT ockwise co ve that the h e low press clockwise si O N2 inlet o ss line pres e gauge for very hose a peat test u confirmed t gain and en ce flowmete ord ak check on m...

Страница 62: ...is confirmed to be leak free Check box on test record 5 9 2 22 Unblock the delivery tube Verify that gas is flowing and that the AeroNOx 2 0 displays NO L min 2 00 L min Check box on test record 5 9 2 23 Attach the delivery line to the external flowmeter Note that the actual flow should be much higher than 2 00 L min due to the Porter valve being fully opened but the AeroNOx 2 0 only displays accu...

Страница 63: ...rved w within the minal flow se MFM Flow NOx 2 0 S umber and c _______ d leak testin 2 00 L mi calibration d External eter Reading L min d and NO L e specified p ettings 60 Check Le S N _______ calibration ______ ng as specif in at fully op data in the g Calcula L min 0 0 parameters eak Test Re ________ date for the Cal Due fied pen chart below ated Differen L min 01 s at all signatur ecord for e ...

Страница 64: ... strap 738 1853 AeroNOx 2 0 Sample Delivery Kit 738 1930 Power Supply Medical Grade 40 W 9 V 731 9159 units 738 1964 Power Supply Medical Grade 40 W 9 V Locking 731 0426 units 300 mm 0 300 mm water column manometer or equivalent pressure meter capable of measuring 60 cm H2O or 5900 Pa Gas flowmeter setup with precision metering valve 416 0010 Calibration Screwdriver Single 4 mm hex wrench Multi me...

Страница 65: ...d record ate was still required S t Record ng Valve an pressure me he precision 0 on flow under the attache n and shou ng valve on ises to 50 k the precis then back o me to dete st equipme hen the pum at least 120 ound pump within the Sign and d nd Manom eter may be n metering v no load wit ed record uld be no gr n the test eq cm 3 cm sion meterin on again to rmine whet ent is within mp shuts of 0...

Страница 66: ...at hol the unit be y back in an est fixture if oint adjust oint adjust D precision m ax flow rate max flow ra precision m pump cuts n metering v ed alarm mple flow is ment is requ ure in acco off disconn ld the Aero eing carefu nd power o f not alread R5 so TP_ R4 until TP metering va e ate is 190 m metering val s off valve all the still betwee uired proce ordance wi nect the pow NOx 2 0 l not to ...

Страница 67: ...and 210 mL min Record Value 5 10 2 20 Record check mark if SAMPLE BLOCKED visual and audible alarms occur 5 10 2 21 Record results of procedure Pass Fail and why Repeat adjustment procedure if necessary 5 10 2 22 If the AeroNOx 2 0 is open due to adjustment or diagnostics reassemble it If servicing a complete device reinstall the protective cover ...

Страница 68: ...o te has been e could not acement ce replacem pressure s Sample R NOx 2 0 S ication num ID ID e Data calibration _________ as e rate does e rate need w Data _________ as oning and a n adjusted be adjusted ment sensor repla 65 Rate Adjus S N _______ mber and t D D n needs to spe ___ spe spe sp s NOT requ ds to be adj s ___ alarms wor as specifie d as specifi acement D stment Rec ________ the calibr...

Страница 69: ...le CGA 660 to Male CGA 625 Adapter 4 one dedicated for each 80 ppm NO 45 ppm NO 9 ppm NO2 and 5 ppm NO2 use Compressed Oxygen Cylinder and regulator with 1240 DISS output 731 9130 Flowmeter Oxygen Classic 0 16 or equivalent 731 0127 Hose Assy Oxy 6 Supply or equivalent 5 11 2 General Instructions 5 11 2 1 If at any point during the testing procedure the AeroNOx 2 0 is unable to meet the testing sp...

Страница 70: ... Analyzer Calibration 5 11 5 1 Connect the 731 0127 or equivalent Oxygen hose from the Compressed Oxygen Cylinder with regulator to the 731 9130 or equivalent Oxygen flowmeter input 5 11 5 2 Open the Compressed Oxygen Cylinder valve and adjust the pressure regulator to 50 5 psi and flow through the Oxygen flowmeter to 1 L min 5 11 5 3 Connect the O2 dedicated Calibration Circuit 738 1850 from the ...

Страница 71: ... dedicated 738 1850 Calibration Circuit to the 80 ppm NO Calibration Regulator Open the 80 ppm NO Cylinder valve for 30 seconds to flush the circuit 5 11 6 1 6 Connect the sample line plug of the 80 ppm NO Calibration Circuit to the AeroNO2 0 sample port 5 11 6 1 7 Select High Cal then NO Allow the AeroNOx 2 0 to sample NO for approximately 5 minutes or until stable Use arrows to set NO value to m...

Страница 72: ... Cylinder and the 45 ppm NO dedicated 731 9141 Calibration Regulator Connect the 45 ppm NO dedicated 738 1850 Calibration Circuit to the 45 ppm NO Calibration Regulator Open the 45 ppm NO Cylinder valve for 30 seconds to flush the circuit 5 11 6 2 4 Connect the sample line plug of the 45 ppm NO Calibration Circuit to the AeroNOx 2 0 sample port Allow the AeroNOx 2 0 to sample NO for approximately ...

Страница 73: ...bove the displayed NO2 value Record that the High NO2 alarm is functioning by placing a checkmark in the corresponding box on the AeroNOx 2 0 Gas Testing Record Form 5 11 7 4 NO Safety Shutoff Alarm Check the safety shutoff alarm function by ensuring that 5 11 7 4 1 When the displayed NO value exceeds the HI alarm limit set on the display by 5 ppm or more the audible alarm activates and the AeroNO...

Страница 74: ...ride Test on the AeroNOx 2 0 Gas Testing Record Form 5 11 7 4 3 While the safety shutoff is overridden power the AeroNOx 2 0 off then power the AeroNOx 2 0 back on This re activates the safety shutoff and the AeroNOx 2 0 delivery and alarms should function as normal 5 11 7 5 NO Alarm Testing Check the alarm function by ensuring that The audible and visual alarms are activated when the displayed NO...

Страница 75: ...NO2 alarm silence buttons for 5 seconds enables the safety shutoff override The display should read SAFETY OFF once the safety shutoff has been overridden Ensure that the AeroNOx 2 0 display now alternates between the message SAFETY OFF and the measured NO and NO2 values Since the safety system has been deactivated ensure that there is gas flow from the AeroNOx 2 0 delivery line This can be verifi...

Страница 76: ... Actual ______ ppm Alarm O2 High Alarm Alarm Test Override Tes ___ _____ 73 Testing ate ________ Procedures Battery Indi O2 21 O2 100 ion Result N pm High pm High pm Re c pm Re c eference R N Ref ___ p s Testing Sa st Pass __________ signature Record F _______ s Completed icator NO 0 ts NITROGEN h Cal Gas La h Cal Set check Zero check High S Results NITROGEN ference ______ ppm NITROGEN Low Alarm a...

Страница 77: ...Par rt No 715 008 5 12 88 Rev B Repair Ma 5 12 1 Fr 5 12 2 Re aintenance ront Extern ear Extern nal Layout nal Layout 74 t ...

Страница 78: ...Par rt No 715 008 88 Rev B 5 12 3 Re 5 12 4 Fr ear Interna ront Intern al Layout al Layout 75 ...

Страница 79: ...ternal Fa Cover Plat Porter Valv 88 Rev B 5 12 5 Se ent Subassem BA SLA BA LiFePO4 CBA w Proce ump Assembl 2 0 4 3 LCD w Meter astener Kit w es ve Assembly ervice Part mbly Part 723 723 ssor 723 y 723 738 738 723 723 ts List Number 3 0007 3 0008 0001 XX 3 0005 8 1908 8 1835 3 0006 3 0004 76 ...

Страница 80: ...ys us performan sted a part not li r PARTS ng replacem please inclu or name of number of mplete desc er if availab number from 77 btained from mable parts se direct rep nce or safet sted is requ ment parts ude the foll f the instrum f the instrum cription of th ble m the Servic m your Aer s are listed placement ty uired conta for this inst owing infor ment ment he part incl ce Parts lis roNOx 2 0 ...

Страница 81: ... wall e Snip zip tie retaining ferrite on battery cable f Remove ferrite for reuse g Unscrew four M3 screws 2 5 mm hex Note that the screw in the center of the heat sink is not removed h Remove board i Ensure that the rubber gasket for the LED does not come off If it does reapply it before reassembly j Use a small zip tie not provided to secure tube to barb on pressure sensor k Replace board and r...

Страница 82: ... the sensor board 2 Phillips f Remove three M5 screws retaining manifold 4 mm hex g Lift manifold out partially to access MFM screws h Disconnect cable from MFM i Disconnect 4 mm tube from inlet push to connect fitting j Remove two M3 screws k Disconnect 4 mm outlet tube from push to connect fitting l Reverse order to reassemble 5 12 12 Porter Valve Assembly a Perform power PCBA removal steps to g...

Страница 83: ...rm general disassembly b Perform Control PCBA removal steps as required for easier access to the delivery port nut c Slide the tube collar up the tube 1 2 d Disconnect the 5 32 tube e Remove the nut from the fitting 1 2 socket f Reverse order to reassemble 5 12 15 NO N2 Inlet Port a Perform general disassembly b Slide the tube collar up the tube 1 2 c Disconnect the 1 8 tube from the barb d Unscre...

Страница 84: ...it fa Contact I Biomedic Make sure s with O ring s manifold Remove pat nd ventilate Bagger Disconne manually INOstat B Operator Section 3 See NO h recomme Disconne manually INOstat B Operator Section 3 See NO h recomme Disconne manually INOstat B Operator Section 3 See NO2 recomme Disconne manually INOstat B Operator Section 3 See NO2 recomme mended Act alarm is set y for the O2 ered on the a low ...

Страница 85: ...tor is etting on th 0 Make sure s nd with O r ousing cov Perform purg Operator s M Pre use C Allow ventila ircuit and st onnecting t Make sure N et to approp Perform a lo ange calibra ensor Verify ca expiration Replace and perfo high rang the NO2 s Ensure circu ccording to Manual Sect Confirm if NO ccurs conc SAMPLE B message Contact I Biomedic Support Replace if in use mended Act re alarm is atel...

Страница 86: ...obstruc b Change a Make s appropr setting ventilat a Perform range c O2 sens b Change the unit c Contact Biomed Suppor a After in sensor and low b Wait 48 high an Make sure alarm is se measured Perform a range calib sensor Check circ setup a Verify c expirati b Replace and per high ran on the N mended Ac ter or samp sure sample et ports are cted e sample lin sure alarm i riately for th delivered o...

Страница 87: ...properly ted Alarms use e has point no te larms se ing low 5 a b s ay be R s arm y set M v p ation ed P ra s r may y M a h Recomm a Disconn manual INOstat Operato Section b Plug Ae AC outl Recomme a Connect source b If conne powers e charging cord is f into sock Reconnect p sample line Make sure t value is abo parameter Perform a lo ange calibr sensor Make sure s and with O housing cov mended Ac n...

Страница 88: ...s se wrong used a b ages ystem ated anual s a on a b on AC ng a nected failure a b ems n R A o C s R Recomme a Verify ca expiratio b Replace and perf high ran on the N Recomme a To react hold Sile and Bac simultan a Connect source w b Make su is fully in socket a power lig illuminat a N A a Ensure b connecte b Contact Biomedi Recomme Re zero Allow 48 hrs only Correct leak system Replace sen ended ...

Страница 89: ...ned on very high NO values are indicated on the LCD and the alarms are sounding Possible solutions 1 The battery has become deeply discharged and the instrument has been unable to maintain the bias voltage on the NO sensor Connect charger and allow battery to charge and the instrument to bias the NO sensor for at least 48 hours before attempting to calibrate the instrument and take measurements 2 ...

Страница 90: ...tem may have gas leaks Check tubing and connections for leaks Repair leaks if any are found 5 Check status of calibration gases for shelf life or contamination 6 NO or NO2 values will not reach the calibration values Possible solutions 1 See possible solutions for NO or NO2 very slow to respond Symptom 5 7 NO or NO2 values will not stabilize Values drift while calibrating Possible solutions 1 See ...

Страница 91: ... not return to zero Possible solutions 1 Perform Low and High Calibration 2 NO sensor has been exposed to concentrations of NO 100 ppm Flush system with room air or oxygen until value returns to zero Exposure to high concentrations of gas will shorten sensor life 12 HI or LO displayed continuously on one of the displays Possible solutions 1 Sensors have drifted above max limit or below zero Recali...

Страница 92: ...nsors responses All routine maintenance repairs and replacement of standard parts should be conducted according to procedures outlined in the Service Manual For all clinical or technical issues not addressed in the manual please contact International Biomedical directly at Call 1 512 873 0033 FAX 1 512 873 9090 6 3 Customer Service Should you need clinical or technical information please contact I...

Страница 93: ... packaging and send to location specified by customer service 7 APPENDIX 7 1 External Power Supply Electrical Specifications Parameter Specification Medical Rated AC Supply Meanwell GSM40B09 P2S Voltage Range 80 264 VAC 113 370 VDC Frequency 47 63 Hz Efficiency 86 AC Current Typical 1 A 115 VAC 0 5 A 230 VAC Inrush Current Typical 30 A 115 VAC 65 A 230 VAC Overload 105 160 rated power output Prote...

Страница 94: ......

Страница 95: ...Par rt No 715 008 7 3 88 Rev B Nitric Oxid de Sensor S Specificatio 92 ns ...

Страница 96: ...Par rt No 715 008 88 Rev B 93 ...

Страница 97: ...Par rt No 715 008 7 4 88 Rev B NO2 Senso or Specifica ations 94 ...

Страница 98: ...Par rt No 715 008 88 Rev B 95 ...

Страница 99: ...Par rt No 715 008 7 5 88 Rev B Oxygen Se ensor Spec cifications 96 ...

Страница 100: ...Par rt No 715 008 7 6 88 Rev B Mass Flow 0 w Sensor Sp 2 00 L min pecification Ma n 0 5 V 4 97 ns ass Flow M 5 V 0 5 V Meter offset at ze ero 4 V Sp pan ...

Страница 101: ...ygen to convert a significant amount of Nitric Oxide to nitrogen dioxide This chemical reaction will have the effect of reducing the concentration of the Nitric Oxide and increasing the concentration of nitrogen dioxide The levels of Nitric Oxide in the cylinders are quite low typically less than 800 ppm and often 80 ppm for calibration gases On low concentrations in small tanks just one regular i...

Страница 102: ...far better than typical practice of attaching a regulator opening the tank valve and starting to use it Once a regulator is installed on a tank it should be left on the tank until the tank is empty to minimize the chance of tank contamination CONTAMINATION EFFECTS OF AIR ON NO2 FORMATION IN NO N2 Sample calculations to indicate the significance of contamination due to inadequate purging procedures...

Страница 103: ...t becomes much more critical to observe correct procedures to prevent contamination of the gases The effect of contamination is cumulative With 80 ppm calibration gases as used in the lab a full 2040 liter tank will contain approximately 16 32 ml of NO at 2000 psi Now 0 84 ml represents 0 84 16 32 100 5 of the NO present in the tank 5 of 80 ppm is now 4 ppm very significant As a tank empties this ...

Страница 104: ...5 CTR SLV SHNT 231 0024 MFM Cable 231 0052 SHDN DIV Cable 231 0032 MAIN CABLE MEMBRANE ASSEMBLY 231 0016 Battery Cable Power Cable Existing 1 15 14 13 12 11 10 9 8 7 6 5 4 3 2 16 SW5 SW6 SW7 888 0115 Battery Assy P1 P2 J6 P2 P1 P1 P4 SW1 SW2 SW3 A R S C BLK BLK RED RED BLK RED MSA Shield Tab GND CHG_LED SW8 DL1 MUTE LIGHT BACK PWR_PB LCD Module 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 J3 BTN_6 N C N...

Страница 105: ......

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