
866.4.Maxtec www.maxtecinc.com 1
1.0 SYSTEM OVERVIEW
1.1 Component Identification
ON/OFF Button:
Calibration Button:
MAX-250 Series Oxygen Sensor
Low Battery Indicator:
3.5-Digit Display
Calibration Needed Indicator:
Patient Outlet:
Flow meter
Oxygen On/Off Valve
Inlet Oxygen Fitting
Oxygen % Control Knob: O
2
Flow Control Knob:
Room Air Inlet:
Room Air Inlet Filter
1
2
3
4
5
6
7
8
9
10
11
12
13
14
BAT
CAL
1
2
3
4
5
6
7
89
10
11
12
13
14
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