Maxtec MaxO2 Plus Instructions For Use Manual Download Page 2

ENGLISH 

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WWW.MAXTEC.COM  •  (800) 748-5355

This manual describes the function, operation and maintenance of the Maxtec Model MaxO2+ A 

and AE oxygen analyzer. The MaxO2+ family of Oxygen Analyzers utilizes the Maxtec Max-250 

oxygen sensor and is engineered for fast response, maximum reliability and stable perfor-

mance. The MaxO2+ is designed as a tool for use by qualified personnel to spot-check or mea-

sure oxygen concentration of delivered air/oxygen mixtures. The MaxO2+ A and AE Analyzers 

are not intended for use in continuous monitoring of oxygen delivery to a patient.

Product Disposal Instructions: 

The sensor, batteries, and circuit board are not suitable for regular trash dis-

posal. Return sensor to Maxtec for proper disposal or dispose according to local 

guidelines. Follow local guidelines for disposal of other components.

CLASSIFICATION

Protection against electric shock ..........................................................................................II, Type B

Protection against water ................................................................................................................IPX1

Mode of operation ..............................................................................................................Continuous

Sterilization ...................................................................................................................See section 7.0

Flammable anesthetic mixture .....................................................Not suitable for use in presence 

of a flammable anesthetic mixture

WARRANTY

The MaxO2+ Analyzer is designed for medical oxygen delivery equipment and systems. Under 

normal operating conditions, Maxtec warrants the MaxO2+ Analyzer to be free from defects of 

workmanship or materials for a period of 2-years from the date of shipment from Maxtec, pro-

vided that the unit is properly operated and maintained in accordance with Maxtec’s operating 

instructions. Based on Maxtec product evaluation, Maxtec’s sole obligation under the forego-

ing warranty is limited to making replacements, repairs, or issuing credit for equipment found 

to be defective. This warranty extends only to the buyer purchasing the equipment directly 

from Maxtec or through Maxtec 's designated distributors and agents as new equipment.
Maxtec warrants Max-250 oxygen sensor in the MaxO2+ Analyzer to be free from defects in 

material and workmanship for a period of 2-years from Maxtec’s date of shipment in a MaxO2+ 

unit. Should a sensor fail prematurely, the replacement sensor is warranted for the remainder 

of the original sensor warranty period.
Routine maintenance items, such as batteries, are excluded from warranty. Maxtec and any 

other subsidiaries shall not be liable to the purchaser or other persons for incidental or con-

sequential damages or equipment that has been subject to abuse, misuse, mis-application, 

alteration, negligence or accident.
These warranties are exclusive and in lieu of all other warranties, expressed or implied, includ-

ing warranty of merchantability and fitness for a particular purpose.

WARNINGS 

Indicates a potentially hazardous situation, if not avoided, could result in death or serious 

injury.

 

Never install the sensor in a location that will expose the sensor to patient’s exhaled breath 

or secretions, unless you intend to dispose of the sensor, flow diverter and tee adapter.

 

Improper use of this device can cause inaccurate oxygen readings which can lead to 

improper treatment, hypoxia or hyperoxia.  Follow the procedures outlined in this user 

manual.

 

Not for use in an MRI environment.

 

Device specified for dry gas only. 

 

Never allow an excess length of tubing, lanyard or sensor cable near the patient’s head or 

neck, which may result in strangulation.

 

Before use, all individuals who will be using the MaxO2+ must become thoroughly familiar 

with the information contained in this Operation Manual. Strict adherence to the operating 

instructions is necessary for safe, effective product performance.

 

This product will perform only as designed if installed and operated in accordance with the 

manufacturer’s operating instructions.

 

Use only genuine Maxtec accessories and replacement parts. Failure to do so may seriously 

impair the analyzer’s performance. Repair of this equipment must be performed by a qual-

ified service technician experienced in repair of portable hand held medical equipment.

 

Calibrate the MaxO2+ weekly when in operation, or if environmental conditions change 

significantly. (i.e., Elevation, Temperature, Pressure, Humidity — refer to Section 3.0 of this 

manual).

 

Use of the MaxO2+ near devices that generate electrical fields may cause erratic readings.

 

If the MaxO2+ is ever exposed to liquids (from spills or immersion) or to any other physical 

abuse, turn the instrument OFF and then ON. This will allow the unit to go through its self 

test to assure everything is operating correctly.

 

Never autoclave, immerse or expose the MaxO2+ (including sensor) to high temperatures 

(>70°C). Never expose the device to pressure, irradiation vacuum, steam, or chemicals.

 

This device does not contain automatic barometric pressure compensation. 

 

Although the sensor of this device has been tested with various anesthesia gases including 

nitrous oxide, Halothane, Isoflurane, Enflurane, Sevoflurane and Desflurane and found to 

have acceptably low interference, the device in entirety (including electronics) is not suit-

able for use in the presence of a flammable anesthetic mixture with air or with oxygen or 

nitrous oxide. Only the threaded sensor face, flow diverter, and “T” adapter may be allowed 

to contact such a gas mixture.

 

Not for use with inhalation agents. Operating the device in flammable or explosive atmo-

spheres may result in fire or explosion.

 

This product is not intended as a life-sustaining or life-supporting device.

 

Medical oxygen should meet the requirements of USP.

 

The MaxO2+ and sensor are non-sterile devices.

 

In the event of exposure to an ELECTROMAGNETIC DISTURBANCE the analyzer may display an 

E06 or E02 error message. If this occurs, turn the instrument OFF, remove the batteries and 

wait 30 seconds. Then, re-load the batteries and allow the unit to go through its self-test 

diagnostics to make sure everything is functioning correctly.

CAUTIONS 

Indicates a potentially hazardous situation, if not avoided, could result in minor or moderate 

injury and property damage.

 

Federal Law (USA) restricts this device to sale by or on the order of a physician.

 

Replace the batteries with recognized high quality AA Alkaline or Lithium batteries. 

 DO NOT 

use rechargeable batteries.

 

If the unit is going to be stored (not in use for 1 month), we recommend that you remove 

the batteries to protect the unit from potential battery leakage.

NOTE:

 The latest edition of this operating manual can be downloaded from our website at 

www.maxtec.com

Conforms to:  

AAMI STD ES60601-1, ISO STD 

80601-2-55, IEC STDS 60601-

1-6, 60601-1-8 & 62366 

Certified to:  

CSA STD C22.2 No. 60601-1

Maxtec
2305 South 1070 West
Salt Lake City, Utah 84119
USA

phone: (800) 748.5355
fax: (801) 973.6090
email: [email protected]
web: www.maxtec.com

Summary of Contents for MaxO2 Plus

Page 1: ...MaxO2 Instructions for Use E N G L I S H R217M40 REV U...

Page 2: ...ient s head or neck which may result in strangulation Before use all individuals who will be using the MaxO2 must become thoroughly familiar with the information contained in this Operation Manual Str...

Page 3: ...achieves 90 of final value in approximately 15 seconds at room temperature Large easy to read 3 1 2 digit LCD display for readings in the 0 100 range Simple operation and easy one key calibration Sel...

Page 4: ...the sensor open to static ambient air For optimum accuracyMaxtecrecommendsthattheSensorbeplacedinaclosedloopcircuitwheregasflow ismovingacrossthesensorinacontrolledmanner Calibratewiththesametypeofci...

Page 5: ...oxygen sensor see note below Replace batteries CAL ERR ST O2 Sensor reading not stable Wait for displayed oxygen reading to stabilize when calibrating the device at 100 oxygen Wait for unit to reach...

Page 6: ...nterclockwiseand pullthesensorfromtheconnection Replacethenewsensorbyinsertingtheelectricalplugfrom the coiled cord into the receptacle on the oxygen sensor Rotate the thumbscrew clockwise until snug...

Page 7: ...reasonable assurance of such This information may not be applicable to other medical electrical equipment older equipment may be particularly susceptible to interference Note Medical electrical equip...

Page 8: ...mon mode 2 kV Differential mode 1 kV 3 A m power frequency magnetic field 50 60 Hz IEC 61000 4 8 30 A m 50 Hz or 60 Hz Voltage dips and short interruptions on AC mains input lines IEC 61000 4 11 Dip 9...

Page 9: ...9 This page intentionally left blank...

Page 10: ...2305 South 1070 West Salt Lake City Utah 84119 800 748 5355 www maxtec com...

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