Abbreviation Guide; Specifications; Low Flow Instrument Specifications; Alarm Specifications - Maxtec MAXBlend 2 Operating Manual & Instructions For Use

7.0 ABBREVIATION GUIDE

Term
Air/O
2
°C
CGA
DISS
°F
FiO
2
O
2
LPM
PSIG

8.0 SPECIFICATIONS

8.1 Instrument Specifications
Weight (unpackaged) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.3 lbs. (2.4 kg.)
Power Source. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Four AA alkaline batteries, 1.5 V each
Battery Life . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5000 hours (continuous operation, no alarming)
Oxygen Measurement Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0% to 100% oxygen
Display Resolution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.1% oxygen
O Concentration Adjustment Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21% to 100% O
2
Gas Supply Pressure . . . . . . . . . . . . . The gas supplies must provide clean, dry, medical grade air
Pressure Drop . . . . . . . . . . . . . . . . . . . . . . . . . Less than 6 PSIG (0.4 BAR) @ 50 PSIG (3.4 BAR)
Sensor Bleed Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Bleed Flow (toggle ON) . . . . . . . . . . . . . . . . . . . . . . . 3 LPM for low flow blender (R229P01) and
Outlet Flow Range . . . . . . . . . . . . . . . . . . . . . . . . . 0-30 LPM for low flow blender (R229P01) and
Mixed Gas Stability* Ambient Operating Conditions . . . . . . . . . . . . . . . . . . . . . . . . . ±1% oxygen
Operating Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59°F to 104°F (15°C to 40°C)
Relative Humidity Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0-95%, non-condensing
Ambient Storage Conditions Temperature Range . . . . . . . . . . . . . . . 5°F to 122°F (-15°C to 50°C)
Flowmeter accuracy** . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +/-10% of indicated value or 0.5 LPM
*The delivered oxygen concentration will remain constant within ±1% of the set point value with
constant inlet pressures. The displayed value may vary more than this due to sensor accuracy,
age, environmental conditions and length of time since last sensor calibration.
**Position the device such that the flow meters are vertical to ensure accuracy.

8.2 Alarm Specifications

Pressure Diffential Alarm Activation . . . . . . . . . . . . . . . . . . . . . . . . . When supply pressures differ
Low Oxygen Alarm Range: . . . . . . . . . . . . . . . . . . . . . . . . 15%-99% (>1% lower than high alarm)
High Oxygen Alarm Range: . . . . . . . . . . . . . . . . . . . . . . 16%-100% (>1% higher than low alarm)
Description
Mixture of compressed air and oxygen
Degrees celsius
Compressed Gas Association
Diameter Indexed Safety System
Degrees fahrenheit
Fractional Concentration of Inspired Oxygen
Oxygen
Liters Per Minute
Pounds Per Square Inch Gauge
and oxygen at a pressure of 30 to 75 PSIG (2.0 to 5.2 BAR).
Optimal performance is achieved at 50 PSIG inlet pressures.
whichever is greater, with inlet pressure set to 50PSIG.
(according to IEC 60601-1-8 Audible Alarms in Medical Equipment)
866.4.Maxtec
Air and oxygen must be within 20 PSI (1.3 BAR).
supply pressures and 10 LPM flow rate
0.1LPM LPM @ 50 PSIG (3.4 BAR)
13 LPM for high flow blender (R229P02)
2-100 LPM for high flow blender (R229P02)
with inlet pressures at 50 PSIG (3.4 BAR)
by 20 PSI (1.3 BAR) or more alarm is activated
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