Related Manuals for Maxtec MAXBlend 2
Summary of Contents for Maxtec MAXBlend 2
- Page 1 AIR/O 2 MAXBlend ™ L O W F L O W / H I G H F L O W O P E R A T I N G M A N U A L & I N S T R U C T I O N S F O R U S E R 2 2 9 P 0 1 / R 2 2 9 P 0 2 R229M01 Rev.
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Page 3: Classification
MAXBlend2 to be free from defects of workmanship or materials for a period of two years from the date of receipt from Maxtec, provided that the unit is properly operated and maintained in accordance with Maxtec’s operating instructions. Based on Maxtec’s product evaluation, Maxtec's sole obligation under the foregoing warranty is limited to making replacements, repairs, or issuing credit for equipment found to be defective. -
Page 4: Warnings
DO NOT occlude the sensor port on the side of the MAXBlend2. » An air inlet/water filter is recommended for use with the MAXBlend2. See section 6.1. » If the MAXBlend2 does not function as described in section 2, contact your maxtec distributor or Maxtec Certified Service Technician. - Page 5 DO NOT sterilize the MAXBlend2. Standard sterilization techniques may damage the blender. DO NOT smoke in an area where oxygen is being used. » If the MAXBlend2 does not function as outlined in section 2.0, contact a Maxtec trained service technician or Maxtec for service.
- Page 6 5.63 x 10 milligrams H O per cubic meter of non-condensible gas. DO NOT disassemble the MAXBlend2. All service should be performed by a Maxtec Certified Service Technician. DO NOT use humidified oxygen to calibrate this system. » Be sure the MAXBlend2 is securely mounted. This device is usually mounted to a hospital rail system or an infusion stand.
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Page 7: Table Of Contents
12.0 FLOW CHARACTERISTICS ........23 13.0 ELECTROMAGNETIC COMPATIBILITY ......24 866.4.Maxtec www.maxtec.com... -
Page 9: Introduction
CAUTION: The MAX-550E oxygen sensor is a sealed device containing a mild acid electrolyte and lead (Pb). These materials are hazardous waste constituents and should be disposed of properly, or returned to Maxtec for proper disposal or recovery. CAUTION: Dropping or severely jarring the sensor after calibration may shift the calibration point enough to require re-calibration. -
Page 10: Symbol Guide
Do not throw away. Follow local Complies with Directive 2011/65/EU RoHS guidelines for disposal. Power Supply Meets CEC Tier 3 and EU Phase 2 Standards Conforms to EU requirements For use in dry indoor locations Combined UL / CSA Mark 866.4.Maxtec www.maxtec.com... -
Page 11: Component Identification
Alarm Silence/Smart Alarm Indicator - When the Silent key is pressed the indicator will display with cross bars to alert condition. When Smart Alarm key is pressed the indicator will display with T-bars to alert condition. 866.4.Maxtec www.maxtec.com... - Page 12 Bleed Toggle Switch - Turns on the auxiliary bleed. The bleed must be turned on whenever the total flow delivered to the patient is less than 15 LPM for high flow model, or less than 3 LPM for low flow model. 866.4.Maxtec www.maxtec.com...
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Page 13: Back View
See section 2.7 for more information on the power supply. Auxiliary Mixed Gas Outlet - Can be used to add additional flowmeters. Auxiliary Mixed Gas Outlet - Can be used as power take off. Battery Compartment - powered by four, AA, alkaline batteries. 866.4.Maxtec www.maxtec.com... -
Page 14: What You Will Need To Operate The Blender
WARNING: Battery replacement by inadequately trained personnel could result in a safety hazard. WARNING: Electrical shock or damage to the equipment may occur if an inappropriate external power supply is used. Maxtec recommends using only the Maxtec MAXBlend2 External Power Supply - R230P10. -
Page 15: Maxblend2 Setup
1 second the display will scroll at a rate of 1% per second. NOTE: If 30 seconds elapse between key actuations, the system will store the latest high alarm setting and will revert to normal operation. If this occurs inadvertently, simply repeat the alarm setting procedure. 866.4.Maxtec www.maxtec.com... -
Page 16: High Alarm Setting
+3% (rounded to the nearest integer). The low alarm will now be set equal to the current oxygen reading -3% (rounded to the nearest integer but never lower than 18%). 866.4.Maxtec www.maxtec.com... -
Page 17: Basic Operation
Oxygen level below the low Pulsing Yellow 3 Pulses Medium Every 25 Sec. oxygen alarm setting Oxygen level below the low Every 15 Sec. Pulsing Red 5+5 Pulses oxygen alarm setting and High lower than 18% 866.4.Maxtec www.maxtec.com... -
Page 18: Backlight Operations
CAUTION: Excessive use of the back light can reduce the life of the batteries. 2.7 External Power Supply Operation To extend the life of the batteries an external Maxtec approved 7.5V DC external power supply can be purchased. Once connected to the unit, total power is supplied by the power supply. -
Page 19: Calibration To Room Air
3.0 PERFORMANCE CHECK Prior to placing the MAXBlend2 into clinical use, perform the following tests. WARNING: If the MAXBlend2 does not function as described on the next page, contact your Maxtec Distributor or contact a Maxtec Certified Service Technician at: Maxtec... -
Page 20: Blender Safety Check
» Monitor out of calibration. Calibrate. Refer to section 2.8, Calibration Procedure. » Sensor exhausted. Replace sensor. Refer to section 6.2. » Gas supply contaminated. Contact Maxtec for repair of the MAXBlend2. » MAXBlend2 blender out of calibration. Contact Maxtec for repair. - Page 21 » Inlet pressure differences of 20 PSI or more. Correct pressure difference. » Pressure alarm not calibrated properly. Contact Maxtec for repair. » MAXBlend2 blender operation out of calibration. Contact Maxtec for repair. Problem: Inlet pressure has supply loss, no audible pressure differential alarm.
- Page 22 Problem: E01: Sensor voltage is too low to perform a valid calibration. Potential Causes and Solutions: » Manually attempt a new calibration. » If unit repeats this error more than three times, contact Maxtec's Customer Service Department for possible sensor replacement. Problem: E02: No sensor attached.
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Page 23: Cleaning And Disinfecting The Maxblend2
DO NOT spray cleaning solution directly onto the sensor port, bleed muffler or buzzer openings. Be sure to thoroughly clean and disinfect the areas depicted in the images below. These regions are contacted during normal use and may contribute to cross-contamination if not disinfected properly. 866.4.Maxtec www.maxtec.com... -
Page 24: Service And Maintenance
Maxtec recommends that the MAXBlend2 be overhauled and serviced at a minimum of every two years. Repair of this equipment must be preformed by a Maxtec Certified Service Technician experienced in repair of this device. 6.2 Replacing O Sensor 1. -
Page 25: Abbreviation Guide
High Oxygen Alarm Range: ..... . 16%-100% (>1% higher than low alarm) (according to IEC 60601-1-8 Audible Alarms in Medical Equipment) 866.4.Maxtec www.maxtec.com... -
Page 26: O 2 Sensor Specifications
(Example: If you are reading a 50% oxygen mix and the barometric pressure drops from 30kPa to 29kPa, the reading will drop to: 50% x (29/30) = 48.3%. Maxtec recommends that you re-calibrate after changing point-of-use elevation by more than 500 feet (150m). -
Page 27: Humidity Effect
9.3 Humidity Effect Humidity in the sample gas will affect the oxygen reading. Maxtec recommends that the gas delivered to the MaxBlend Lite be medical grade, clean and dry. Refer to ISO 7396-1 for further details. 9.4 Exposure to Anesthetic Gases... -
Page 28: Spare Parts And Accessories
Wall Mount Large Bracket RP05P09 10' Dual Blender hose (DISS) R129P01 Repair of this equipment must be preformed by a Maxtec Certified Service Technician experienced in repair of this device. Equipment in need of repair shall be sent to: Maxtec... -
Page 29: Theory Of Operation
The oxygen concentration knob allows the clinician to select a desired oxygen concentration from 21% to 100% O From this point, the mixed gas flows to the outlet port. 866.4.Maxtec www.maxtec.com... -
Page 30: Gas Outlet
MAXBlend2. The oxygen concentration flowing out of the MAXBlend2 will be that of the gas with the higher pressure. In the alarm/bypass mode, the blender will deliver oxygen (100%) or medical air (21%) until pressures have been restored to a differential of 6 PSI or less (0.4 BAR). 866.4.Maxtec www.maxtec.com... -
Page 31: Flow Characteristics
50 psig 50 psig 30 psig 30 psig 75 psig 75 psig 100 120 Flow Rate (LPM) Flow Rate (LPM) Flow Rate -vs- Pressure Drop Flow Rate -vs- Pressure Drop (For Low Flow Blender) (For Low Flow Blender) 30 psig 30 psig 50 psig 50 psig 75 psig 75 psig Flow Rate (LPM) Flow Rate (LPM) 866.4.Maxtec www.maxtec.com... -
Page 32: Electromagnetic Compatibility
The MaxO2ME is suitable for use in all establishments other Classification than domestic and those directly connected to the public low-voltage power supply network that supplies buildings Harmonic emissions Class A used for domestic purposes. (IEC 61000-3-2) Voltage fluctuations / flicker Complies (IEC 61000-3-3) 866.4.Maxtec www.maxtec.com... - Page 33 NOTE 1: At 80 MHz and 800 MHz, the separation distance for the higher frequency range applies. NOTE 2: These guidelines may not apply in all situations. Electromagnetic propagation is affected by absorption and reflection from structures, objects and people. 866.4.Maxtec www.maxtec.com...
- Page 34 RF compliance level above, the equipment should be observed to verify normal operation. If abnormal performance is observed, additional measures may be necessary, such as reorienting or relocating the equipment. 866.4.Maxtec www.maxtec.com...
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