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Nellcor OxiMax SRC-MAX, Technical Manual

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Nellcor OxiMax SRC-MAX Technical Manual Download Page 42

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Summary of Contents for OxiMax SRC-MAX

Page 1: ...SRC MAX Pulse Oximetry Functional Tester Technical Manual...

Page 2: ...hnical Services Department or your local representative Purchase of this instrument confers no express or implied license under any Nellcor Puritan Bennett patent to use the instrument with any sensor...

Page 3: ...Three Lead ECG Cable 9 C Lock Cable 10 SRC MAX Operation with a Pulse Oximeter or Monitor 11 ON OFF Operation 11 Power Saving Mode 11 Introduction 11 Test Setup 12 Test 1 BPM Beats per minute 14 Test...

Page 4: ...Introduction 35 Returning the SRC MAX 35 Specifications 37 Controls 37 Rate 37 Light 37 Modulation 37 Saturation 37 Performance 38 Saturation SpO2 38 Pulse Rate 38 Light Levels 38 Modulation MOD 38 EC...

Page 5: ...ble 10 Figure 7 DOC 10 Sensor Cable 13 Figure 8 SpO2 sensor cable connector 13 Figure 9 Battery Compartment Access 18 Figure 10 Pinout Reference SRC MAX 21 Figure 11 Block Diagram 22 Figure 12 RED LED...

Page 6: ...Contents SRC MAX iv Ta b l e s Table 1 Troubleshooting 32...

Page 7: ...SRC MAX should be opened only by qualified service personnel There are no user serviceable parts inside Opening the battery compartment does not constitute opening the tester case Caution Use your ins...

Page 8: ...due to close proximity or strength of a source may result in disruption of performance of this device Disruption may be evidenced by erratic readings cessation of operation or other incorrect function...

Page 9: ...tionally test Nellcor OXIMAX technology based pulse oximeters and OEM OXIMAX technology based monitors The SRC MAX tester will perform the following tests Red and infrared light emitting diode LED dri...

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Page 11: ...er to OEM OXIMAX technology based monitors Front Panel Figure 1 Front Panel 1 Pulse oximeter monitor cable connector 6 Modulation select button 2 RED LED drive indicator 7 Sp02 select button 3 C LOCK...

Page 12: ...Controls Indicators and Symbols 6 Back Panel Figure 2 Back Panel Side View Figure 3 SRC MAX Tester Side View 1 C LOCK connector port 2 ECG Port...

Page 13: ...SRC MAX are as follows Pulse rate beats per minute BPM selector Button Light output selector button Percentage of Sp02 selector button Modulation selector button Feature not available at this time Ba...

Page 14: ...ches on the SRC MAX Front Panel with two associated LEDs The pulse oximeter or monitor will display readings for both Saturation Sp02 and Pulse Rate The numeric displays will correlate with the SRC MA...

Page 15: ...Tester 2 AA Alkaline Batteries 1 Technical Manual Optional Accessories Three Lead ECG Cable See Figure 4 The three lead ECG cable is shipped with a warning label Figure 5 Attach the warning label to t...

Page 16: ...SRC MAX Components and Accessories 10 C Lock Cable See Figure 6 Figure 6 C Lock Cable...

Page 17: ...r is turned off Install two AA batteries in the battery compartment of the SRC MAX before connecting to the sensor patient cable and the pulse oximeter or monitor Refer to Battery Replacement on page...

Page 18: ...tion The test setup procedure sets up Test 2 for 75 percent blood oxygen saturation Test 3 Modulation This procedure simulates an OXIMAX sensor attached to a patient indicating low and high pulse stre...

Page 19: ...itor Refer to the applicable pulse oximeter or monitor operator s manual 5 The IR and RED LEDs will alternately flash turn off turn on and remain lit once the SRC MAX is powered up 6 The Green and Amb...

Page 20: ...e pulse oximeter or monitor should be displaying a BPM of 60 57 to 63 BPM 2 Press and release the SRC MAX Heart Rate BPM button 3 The BPM LED indicator on the SRC MAX will switch to illuminate the 200...

Page 21: ...the 90 value 4 Observe the display of the pulse oximeter or monitor The numeric reading for Sp02 will flash and change to 90 87 to 93 Allow the oximeter several seconds to achieve the test result Test...

Page 22: ...high light conditions The pulse oximeter or monitor shall display the correct SpO2 and pulse rate reading as defined in tests 1 and 2 under low and high light conditions Prerequisite Procedure Test Se...

Page 23: ...r to OEM OXIMAX technology based monitors Cleaning Caution Do not spray pour or spill any liquid on the SRC MAX its accessories connectors or openings in the chassis The SRC MAX may be surface cleaned...

Page 24: ...batteries The unit will run continuously for a minimum of 45 hours with a new set of batteries Caution Install the batteries in the unit according to polarity markings within the battery compartment W...

Page 25: ...or LED will illuminate and blink when the voltage drops below 1 75 volts There is approximately 15 minutes of use after first indication of low battery LED It is recommended to cease operation as soon...

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Page 27: ...Figure 10 Caution Do not open the case of the SRC MAX The device could be damaged Figure 10 Pinout Reference SRC MAX Caution Do not connect ground to any pins on the SRC MAX 9 pin connector or the 9...

Page 28: ...e tested separately Figure 11 Block Diagram 1 Connect a 10 ohm resistor R1 in Figure 11 to pin 3 of a 9 pin D sub female connector The other side of the 10 ohm resistor should be connected to the Sign...

Page 29: ...the oscilloscope s negative terminal to the 5 volt supply terminal ensure that the oscilloscope negative is isolated from the 5 volt supply ground 6 Connect the oscilloscope channel 2 lead to the jun...

Page 30: ...represent typical measurements The actual measured waveforms may vary in amplitude and scale 9 Select the High Light setting on the SRC MAX Measure the peak to peak voltage across the 1 meg ohm resis...

Page 31: ...the signal generator 2 Adjust the signal generator output until there is 475 to 525 millivolts peak across the 10 ohm resistor R1 in Figure 11 3 Select the Low Light setting on the SRC MAX 4 Measure...

Page 32: ...voltage tolerance includes a possible probe impedance error 5 Select the High Light Setting on the SRC MAX 6 Measure the peak to peak voltage across the 1 meg ohm resistor on Channel two of the Oscill...

Page 33: ...BPM Beats per Minute Test Equipment Required Pulse oximeter or monitor Oscilloscope Sub mini 3 32 phone plug Tip signal Sleeve ground Setup 1 Connect the SRC MAX to the powered up pulse oximeter or mo...

Page 34: ...he oscilloscope for 3 volts peak to peak at 1 Hz See Figure 16 Figure 16 3 Volts Peak to Peak at 3 Hz Note The period of the signal should be 0 96 to 1 04 seconds 6 The pulse width of the signal shoul...

Page 35: ...of the signal should be 50 to 100 milliseconds BPM Test Alternate Method Equipment Required Pulse oximeter or monitor ECG monitor Three lead ECG cable Setup Tolerances for this procedure are in the Sp...

Page 36: ...the ECG port of the SRC MAX 4 Select Lead 1 on the ECG monitor 5 Verify the 60 BPM reading on the ECG monitor 6 Repeat step 5 for Lead selection 2 and 3 7 Select 200 BPM on the SRC MAX 8 Select Lead...

Page 37: ...ology based monitors Introduction Caution The case of the SRC MAC should be opened only by qualified service personnel There are no user serviceable parts inside Obtaining Technical Assistance Contact...

Page 38: ...to a pulse oximeter or monitor 1 Batteries not installed inserted incorrectly or discharged 2 Pulse oximeter or monitor is not powered on 3 Sensor patient cable not connected 4 Non compatible pulse ox...

Page 39: ...r interference may be evidenced by erratic readings cessation of operation or other incorrect functioning If this occurs the site of use should be surveyed to determine the source of this disruption a...

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Page 41: ...635 5267 or your local Nellcor representative for shipping instructions including a Returned Goods Authorization RGA number Unless Otherwise instructed by Nellcor Technical Services Department it is n...

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Page 43: ...and monitors refer to OEM OXIMAX technology based monitors Controls Rate Two positions Simulated Heart Rate 60 BPM 200 BPM Light Two Positions Simulated light attenuation level Low light level High li...

Page 44: ...ht Levels Low Level 750 nAi 10 High Level 3 000 nAi 10 nAi nano Amperes photodetector current Modulation MOD Low Modulation 0 4 to 0 6 High Modulation 4 5 to 5 5 ECG Analog Outputs R Wave Output 1 RA...

Page 45: ...gnal is 50 msec to 100 msec in width Simulated Waveform Rise Time 95 msec to 105 msec for all heart rates Fall Time 190 msec to 210 msec for 200 BPM Fall Time 855 msec to 945 msec for 60 BPM Power 2 A...

Page 46: ...ratory use CSA 22 2 No 1010 1 Safety Requirements for Electrical Equipment for measurement control and laboratory use Operation Temperature 0 C to 40 C 32 F to 104 F Relative Humidity 15 to 95 non con...

Page 47: ...e Characteristics Limits and Methods of Measurement IEC 61000 4 2 Electromagnetic Comparability EMC Testing and Measurement Techniques Electrostatic Discharge Immunity Test IEC 61000 4 3 Electromagnet...

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Page 49: ...nector port 6 C LOCK output connector port 5 D Dispose of batteries 2 DOC 10 sensor cable 13 E ECG output connector port 5 ECG Port 6 Electrical safety requirements 40 EMC EMI 41 Environmental conditi...

Page 50: ...ce specifications 38 Performance verification 21 Power specifications 39 Pulse oximeter monitor cable connector 5 Pulse rate beats per minute button 5 R RED LED Drive Indicator 5 Returned Goods Author...

Page 51: ...Index SRC MAX 45 Three Lead ECG cable 9 Transport Relative Humidity 40 Temperature 40 Troubleshooting 31...

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Page 54: ...Bennett Division 4280 Hacienda Drive Pleasanton CA 94588 USA Toll Free 1 800 635 5267 Authorized Representative Tyco Healthcare UK LTD 154 Fareham Road Gosport PO13 0AS U K 2002 Nellcor Puritan Benne...

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