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E-SEMS-16(U): How to Calibrate the Internal Humidity Sensor

• Log into the ENVIROMUX unit via the serial input.

• The password is the root user password.

• Hit the Z key and it will prompt you for the password for the secret menu.

• The password is NTIadmin and it is case sensitive.

• Once you are logged into the secret menu, enter the internal humidity calibration. It will prompt you for a current humidity value.

• Use the value on any E-STHS, E-SHS, or other accurate humidity sensor placed near the ENVIROMUX unit.

• Once the value is entered, the 0 option will back you out of the secret menu and back to the main menu.