eZNT-Wi Programmable Wi-Fi Thermostat Application Guide
Edition 1.4
Page 103 of 126
Method I: AUTO calibration using the on-screen menu
1. Log into the on-screen Config menu. See the A: Configuration Menu Access
content in the Configuration Using the On-Screen Menu section.
2. From the On-Screen menu, touch the button 4 area (Next) to move through
the options until you reach CLb. Set the calibration mode to auto calibration
mode by selecting the AUTO option.
3. Move down to the next CLb item. This menu item shows the current real time
value and updates every 5 seconds. In AUTO mode, the SET buttons are
disabled and you cannot change the displayed value.
4. When all changes are done, navigate to the End item in the menu and select
Yes to save the changes. An internal algorithm in the CO2 sensor uses the
single point manual calibration value to apply compensation across the entire
range in a non-linear manner.
Method II: AUTO calibration using enteliWEB/ ORCAview:
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Set the calibration to AUTO by changing AV511 to a value of 0. In the
enteliWEB frontend, select the AV object and then select Manual value from
the command menu. Enter the value and then press Save. Put the object back
into Auto.
