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Operating Instructions 

MX300-I 

 

 Teledyne 

Analytical 

Instruments 

16

 

RS232 signal output has been tested with Windows Hyperterminal. The setup 

changes with different windows versions. If software other than windows Hyper-
Terminal is used, consult with factory. 
 
Windows 95 version 

Baud: 2400 
Data: 

  7 

Parity: ODD 
Stop bit: 

1 

Flow control: 

NONE 

 

Windows 98, Windows 2000 and Window XP version: 

Baud: 2400 
Data: 8 
Parity: ODD 
Stop bit: 

1 

Flow control: 

NONE  

 

 

 

 

 

 

 

 

 

 

     

Содержание MX300-I

Страница 1: ...NSTRUCTIONS FOR MX300 I PORTABLE OXYGEN MONITOR 0086 TYPE B APPLIED PART Equipment provides a degree of protection against electric shock particularly regarding Allowable Leakage Current Reliability of the protective earth connection if present P N M75707 Sep 18 2009 ECO 09 0157 ...

Страница 2: ...49 1580 USA Warranty Teledyne warrants that the goods are free from defects of material and of construction for a period of 2 years or less as the case may be with consumables from the date of shipment from Teledyne The liability of Teledyne if any shall be limited solely to the replacement or repair of the goods and shall not include shipping costs or other inci dental damages as defined in Secti...

Страница 3: ... operating and maintaining your Monitor this manual includes Specifications Troubleshooting and Maintenance Spare Parts sections How To Use This Manual This manual is designed to walk you through the initial set up of the MX300 I Portable Oxygen Monitor After you have used it to initial ly commission your Monitor it becomes a quick reference guide to help you with specific questions or operating c...

Страница 4: ...understand the Caution Warning and Notes found in sev eral places in the manual CAUTION THE MONITOR SHOULD ONLY BE USED FOR THE PUR POSES AND IN THE MANNER DESCRIBED IN THIS MA NUAL IF YOU USE THE MONITOR IN A MANNER OTHER THAN THAT FOR WHICH IT WAS INTENDED UNPREDICTABLE BEHAVIOR COULD RESULT POSSIBLY ACCOMPANIED WITH HAZARDOUS CONSEQUENCES ...

Страница 5: ... Summary 4 Operating Instructions 7 2 1 Setup 7 2 1 1 Sensor Installation or Replacement 7 2 1 2 Mounting 9 2 1 2 1 V mount adapter installation 9 2 1 2 2 Universal Mounting Clamp Installation 10 2 1 3 Battery Installation 10 2 1 4 Calibration 11 2 1 5 Alarms 13 2 1 6 Output 0 1 VDC or RS232 15 2 2 Operation 17 2 2 1 Procedure 17 2 3 Factors Affecting Sampling Accuracy 18 2 3 1 Humidity 18 2 3 2 T...

Страница 6: ...s and Don ts 21 Service Instructions 23 3 1 General Service Information 23 3 2 Overall Maintenance 23 3 3 Battery Maintenance 23 3 4 Sensor Maintenance 24 3 5 Calibration 24 3 6 Alarms 24 3 7 Factors Affecting Sampling Accuracy 24 3 8 Troubleshooting 24 3 9 Watchdog 27 3 10 Other Problems with the Monitor 28 3 11 Return Authorization for Service 29 Appendix 30 A 1 Specifications 30 A 2 Spare Parts...

Страница 7: ...Figure 2 2 Sensor Cable Connection to Monitor 8 Figure 2 3 Mounting the Sensor in the Tee Adapter 9 Figure 2 4 V Mount Adapter Installation 9 Figure 2 5 Brass Insert for Universal Mounting Clamp 10 Figure 2 6 Installing Batteries 11 Figure 2 7 Calibration Sequence 12 Figure 2 8 Setting the Alarms 14 Figure 2 9 0 1 VDC or RS 232 Digital Output Port 15 ...

Страница 8: ...MX300 I Teledyne Analytical Instruments viii List of Tables Table 2 1 Oxygen Reading Error in a Mixture of Anesthetic Gas 19 Table 3 1 Troubleshooting 25 Table 3 2 Error Codes 27 ...

Страница 9: ...concentration alarms Oxygen analy sis is linear across the single range of 0 100 using Teledyne s class R17MED oxygen sensor Figure 1 1 MX300 I Front View The MX300 I s liquid crystal display LCD consists of up to 3 5 characters plus a decimal point indicator capable of displaying up to 105 An integral battery life indicator is displayed continuously on the MX300 I The Monitor is powered by three ...

Страница 10: ...ACTIVATED ONLY VIA REMOV ING THE BATTERIES FROM THE ANALYZER ANALYZER SHOULD BE RECALIBRATED UP ON REPOWERING The MX300 I Monitor incorporates a dual concentration alarm with individual user defined set points The set points are displayed on the lower portion of the LCD display with the low alarm set point appearing at the lower left and the high alarm appearing on the lower right of the display T...

Страница 11: ...TION THE ALARM BUZZER CANNOT BE SILENCED WHILE HOLDING DOWN THE ALARM SILENCE KEY MAY MOMENTARILY SILENCE THE ALARM BUZZER AUD IBLE ALARM WILL RETURN UPON DISENGAGING THE ALARM SILENCE KEY HOLDING THE KEY FOR LONGER DURATIONS WILL INITIATE THE STUCK KEY ALARM WHICH CAN BE DEACTIVATED ONLY VIA REMOV ING THE BATTERIES FROM THE ANALYZER ANALYZER SHOULD BE RECALIBRATED UP ON REPOWERING 1 1 Features Th...

Страница 12: ...232 Interface Cable P N B 75555 1 3 Applications The MX300 I Monitor is intended for spot checking the concentra tion of oxygen in gas mixtures used in applications such as Anesthesia gas delivery and Respiratory care and is intended for adult pediatric and neonatal populations 1 4 Operation Summary The MX300 I Monitor uses Teledyne Analytical Instruments Pa tented R17MED oxygen sensor The sensor ...

Страница 13: ...is such as incubators and inhalation tents The audio alarm is used for both the concentration alarms and the sensor disconnect alarm The user can manually bypass the concentra tion alarm for a set amount of time Pressing the ALARM SILENCE key will provide an audible alarm override for 115 seconds After that if the alarm condition still prevails the audible alarm will resume The ALARM SILENCE key c...

Страница 14: ...ON CENTRATION OF OXYGEN IN GAS MIXTURES DO NOT USE THESE DEVICES AS PRIMARY LIFE SUPPORT OR PRIMARY MONITORING DEVICES THE INFORMATION OBTAINED FROM THE MX300 I SHOULD NEVER BE USED TO ADJUST A LIFE SUPPORT SYSTEM IT SHOULD ONLY BE USED AS AN INDICATION THAT THE LIFE SUPPORT SYSTEM OR DEVICE IN THE BREATHING SYSTEM THAT MX300 I IS BEING USED WITH MAY REQUIRE SERVICE AND OR CALIBRATION ...

Страница 15: ...conds The ALARM SILENCE key and the BAT TEST key continue to operate normally when the lock feature is activated 2 1 Setup To use your MX300 I Monitor first install the batteries then install the oxygen sensor and then calibrate the Monitor using the steps outlined in section 2 1 4 2 1 1 Sensor Installation or Replacement Note Install the R17MED oxygen sensor before using the MX300 I oxygen Monito...

Страница 16: ...ug one end of the coiled cable into the receptacle on the back of the R17MED sensor and secure it in place with the capture nut located at the base of the connector See Figure 2 1 Figure 2 1 Installing the R17MED Sensor 3 Plug the other end of the cable into the receptacle located on the side of the unit and secure it using the capture nut See Figure 2 2 Figure 2 2 Sensor Cable Connection to Monit...

Страница 17: ...pter such as in a breathing system the diver ter must be used as shown in Figure 2 3 Figure 2 3 Mounting the Sensor in the Tee Adapter 2 1 2 Mounting The MX300 I can be mounted in several ways depending on the optional equipment ordered at the time of purchase See Section 1 3 2 1 2 1 V Mount Adapter Installation The V Mount Adapter consists of a matching plastic plate with integral V grooves that ...

Страница 18: ...rass insert is installed on the back of the Monitor for this purpose See Figure 2 5 Figure 2 5 Brass Insert for Universal Mounting Clamp 2 1 3 Battery Installation Note Three AA alkaline batteries must be installed in the unit before the Monitor will operate The unit must be recalibrated and HI LO alarm set points must be reset to desired values whenever new batteries are installed To install the ...

Страница 19: ...sual alarms for about 1 second The LCD will flash continuously indicating the unit is in the unlocked position ready for calibration Note When batteries are first installed or power is lost for any reason the Monitor defaults to the calibration mode All keys except the CAL and ON OFF I O keys will be inoperable until a successful calibration is achieved 5 Note the battery display located below the...

Страница 20: ... the settings If the batteries have just been installed the LCD will flash 00 0 4 As with most oxygen monitors the highest level of accuracy is achieved when calibration is conducted using 100 oxygen After in stalling the flow diverter as noted in Section 2 1 1 insert the sensor into the plastic tee and connect to a supply of pure dry oxygen flow ing at 1 2 liters per minute Note An accessory cali...

Страница 21: ... air 20 9 Oxygen to calibrate your Moni tor 6 Remove the sensor from the oxygen supply and confirm the LCD reads less than 22 in room air It is not necessary for it to read ex actly 20 9 7 It is important to perform the calibration carefully and thoroughly us ing calibration gases that are free from contaminates The accuracy of the Monitor is only as good as the accuracy of calibration gases used ...

Страница 22: ...is designed to prevent crossing of HI LO alarm settings If you attempt to set the LO alarm higher than the HI alarm it will push the HI alarm setting up as you continue to rise the LO alarm set point This al so applies when attempting to set the HI alarm lower than the LO alarm 3 To test the alarms unlock the controls by pressing the LOCK UNLOCK key and then press ALARM TEST key The Lo alarm follo...

Страница 23: ...side of the Monitor See Figure 2 9 2 Insert the other end into the analog recorder indicator device equipped to handle a 0 1 VDC signal When properly calibrated the output signal generated by the Monitor is li near and proportional to the oxygen concentration If you requested Option B RS 232 digital output at the time of purchase a digital RS 232 signal is output from the output port shown in Figu...

Страница 24: ...Hyperterminal The setup changes with different windows versions If software other than windows Hyper Terminal is used consult with factory Windows 95 version Baud 2400 Data 7 Parity ODD Stop bit 1 Flow control NONE Windows 98 Windows 2000 and Window XP version Baud 2400 Data 8 Parity ODD Stop bit 1 Flow control NONE ...

Страница 25: ...DOES NOT PRO DUCE ANY BACKPRESSURE OR RESTRICTION TO FLOW ER RORS IN READINGS WILL RESULT IF THIS IS NOT FOLLOWED THE OXYGEN SENSOR IS A NON STERILE DEVICE AND SHOULD BE USED IN CONJUCTION WITH AN ANTI BACTERIAL FILTER AL WAYS INSTALL THE SENSOR ON THE INSPIRED LINE AHEAD OF FILTERS HUMIDIFIERS AND MEDICATING DEVICES NEVER IN STALL THE SENSOR IN A LOCATION THAT WILL EXPOSE THE SENSOR TO PATIENTS E...

Страница 26: ...ccur if gases at higher temperature from devices such as heated humidifier are used to measure oxygen with R17MED oxygen sensor A small thermal tracking error may be encountered in applications where the entire sensor assembly is placed in the gas mixture to be analyzed such as in the incubators Holding the sensor in your hand for more than a few minutes can also affect the temperature tracking wh...

Страница 27: ...stem Resolve the cause s for the discrepancy before using the Monitor The trouble shooting section of this manual may provide additional assistance in locating the problem 2 3 5 Anesthetic Gases 2 3 5 1 Gases That MAY INDUCE Reading Error When using the R17MED sensor in the presence of anesthetic gases the oxygen reading may fall see Table below The magnitude of this error will de pend upon the le...

Страница 28: ...OT AUTOCLAVE THE MONITOR OR SENSOR AS THIS WILL DAMAGE THE EQUIPMENT 2 3 5 2 Care After Use in Nitrous Oxide CAUTION THE R17MED SENSOR SHOULD NOT BE LEFT IN NITROUS OXIDE MIXTURES ANY LONGER THAN NECESSARY After exposure to nitrous oxide mixtures the sensor should be left in 100 oxygen overnight e g left in a breathing system that has been flushed with pure oxygen If this is not practical when usi...

Страница 29: ...fter cleaning ensure that all surfaces are dry and the Monitor is properly calibrated before using the Monitor 2 4 Dos and Don ts DO Read and understand the manual before using the Monitor Calibrate every 8 hours or before every use Visually inspect the sensor for leakage before each use Calibrate using 100 oxygen and check in air Check the HI and LO alarm settings prior to each use Test batteries...

Страница 30: ...lave or freeze the sensor or Monitor Open or try to repair a leaking or broken sensor Immerse the unit or sensor in any liquid Pass hot or cold gas mixtures over the sensor Expose the unit to devices that produce high levels of radio short wave microwave x ray or high frequency interference Use cleaning agents or liquids in the cable receptacles or around the battery compartment Place the unit in ...

Страница 31: ...ack to Teledyne for repair 3 2 Overall Maintenance The MX300 I Monitor requires very little maintenance other than calibra tion checking the batteries and sensor Occasional cleaning of the plastic surface can be done with isopropyl alcohol There are no user serviceable components within the Monitor 3 3 Battery Maintenance DO Test batteries regularly Replace immediately when all battery strength in...

Страница 32: ...be calibrated whenever new sensor or batteries are installed Calibration using methods other than described in section 2 1 4 will lead to improper opera tion Whenever new batteries are installed or removed for any reason the Moni tor defaults to the calibration mode with the LCD display flashing 00 0 Only the CAL and ON OFF I O keys are functional at this point 3 6 Alarms To set the alarms on the ...

Страница 33: ... this fails contact customer support The sensor does not react to changes in oxygen concentration or the readings are un stable and drifting Water may have con densed on the sens ing surface Electrical interference is disrupting the elec tronics A Remove the sensor from tee adapter and unscrew the plas tic flow diverter Using absor bent tissue or cotton swab gently wipe off sensing sur face inside...

Страница 34: ...t is equipped with an elec tronic watch dog which analyzes the circuitry within the unit for potential faults and renders the unit in operable until the con dition is corrected See Watch dog section Several conditions can activate the watch dog Dropping the unit poor battery connec tions and radio fre quency interference are the most common causes See the watch dog section for addi tional informat...

Страница 35: ...supply additional information For example the error code 6 and 7 are followed by another digit listed as N in Ta ble 3 2 The error code 65 would indicate that a key is stuck and this key is the Silence key In addition to supplying visual error codes the audio device will beep a number of times to indicate the general error in case the display is not functional Note To reset the watchdog error code...

Страница 36: ... automatic calibration of the digital to analog converter DAC circuit The second digit example 2 shows the type of digital to analog failure 0 Measurement 1 High Test 2 Low Test 3 Offset Cal 4 Gain Cal 3 10 Other Problems with the Monitor Most other problems arise from either mechanical damage to the Monitor or electronic component failure Repair or troubleshooting the PCB or individual components...

Страница 37: ...n RMA number must be obtained from Teledyne Analytical Instruments prior to returning the Monitor for service You can request a RMA num ber via email by contacting us at tetci_customerservice teledyne com You can also contact us at the address below Customer Service Department TELEDYNE Analytical Instruments 16830 Chestnut Street City of Industry CA 91749 1580 USA Phone 626 934 1500 Fax 626 961 25...

Страница 38: ... at 25 C Atmospheric Pressure and 50 Relative Humidity 7 5 months under similar conditions when continuously exposed to 100 oxy gen Dimensions 2 5 W 1 25 D 4 5 H 66 mm x 33 mm 111 5 mm Sensor Cable Retracted 2 ft Extended 10 ft Storage Temp 10 30 C continuous 5 50 C Intermit tent Operating Temp 0 40 C Alarm ranges HI 19 to 100 LO 18 to 99 Alarm accuracy Alarm thresholds are digitally stored and al...

Страница 39: ...Portable Oxygen Monitor Appendix Teledyne Analytical Instruments 31 Left intentionally blank ...

Страница 40: ... mount Wall Adapter 1 A51589 Sensor adapter cap female 22 mm 1 A51588 Sensor adapter cap male 22 mm 1 C53790 Calibration assembly 1 A284 Universal adapter set for pediatric circuits 15mm 1 A274 Tee adapter autoclavable 1 A283 Tee adapter metal 1 B75554 0 1 VDC Interface Cable 1 B75555 RS 232 Interface Cable Schematics are available on request ____________________ A minimum charge is applicable to ...

Страница 41: ... Teledyne Analytical Instruments 33 Orders should be sent to TELEDYNE Analytical Instruments 16830 Chestnut Street City of Industry CA 91749 1580 Phone 626 934 1500 Fax 626 961 2538 Web www teledyne ai com Or your local representative ...

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