Using the IAQPoint
Programming Menus
A confirmation screen is briefly displayed and the zero calibration begins.
A success or failure message is displayed and the screen returns to the
main menu option.
Calibrating the CO
This option allows users to calibrate the sensor's span.
Note: When calibrating a duct mounted unit, the unit must be removed
from its base to ensure proper calibration.
•
Before starting the calibration (using the programming menus),
connect the regulator to the gas cylinder.
•
Adjust the flow rate to 0.1 L/min.(for the 2000 ppm range)
•
Connect the tubing from the regulator to the sensor, as shown in the
image at left.
•
Let the gas flow for at least 10 minutes before starting the calibration
•
Scroll to the "
select.
•
The next screen allows you to specify the span calibration gas
concentration value.
26
Sensor
2
Start exposing the sensor to the calibration gas at least
10 minutes before starting and throughout the calibration
process.
Set Span" main menu option and press Enter to
CO
2
IAQPoint User Manual
*Menu*
In Calib
CO
Set Zero
2
SUCCESS
* Menu *
CO
Set Span
2
Set Span Gas
2000
.