Datasheet

Calibration

r 0.1

Cal,nn.nn

<cr>

calibration to O2 levels at your altitude.

nn.nn =%o2

Cal,0 calibrate device to 0 oxygen

Cal,clear

Cal,?

delete calibration data

device calibrated?

Command syntax

<cr>

*OK

<cr>

*OK

<cr>

*OK

Calibrated to O2 concentration at sea level

Cal,20.95

Cal,0

Cal,clear

Cal,?

Altitude

(feet)

Altitude

(meters)

Example Response

?Cal,0 or ?Cal,1 or ?Cal,2

*OK

<cr>

single point two point

After ~1 year the sensor may need re-calibration.

A single point calibration to atmospheric O2 levels

is all thats needed. 0 point calibration can also be

done if accuracy at low O2 levels is needed.

1,000

5,000

10,000

305

1,524

3,048

20.1

17.3

14.3