Component Identification; Component Description - Maxtec MAXO2+ A Operating Manual & Instructions For Use

1.3 Component Identification

LCD Display
Keypad
Sample Inlet Connection

1.4 Component Description

LCD Display
3 1/2-Digit Display - The 3 1/2 digit liquid crystal display (LCD) provides
direct readout of oxygen concentrations in the range of 0 – 105.0%
(100.1% to 105.0% used for calibration determination purposes).
The digits also display error codes and calibration codes as necessary.
Low Battery Indicator - The low battery indicator is located at the top
of the display and is only activated when the voltage on the batteries is
below a normal operating level.
"%" symbol - The "%" sign is located to the right of the concentration
number and is present during normal operation.
Calibration symbol -
of the display and is timed to activate when a calibration is necessary.
Keypad
ON/OFF Key -
Calibration Key -
for more than three seconds will force the device to enter a calibration mode.
Sample Inlet Connection - This is the port at which the device is
connected to determine oxygen concentration.
2
The calibration symbol is located at the bottom
CAL
This key is used to turn the device on or off.
This key is used to calibrate the device. Holding the key
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FIGURE 1