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4 Display and Operational Controls
4.4.1 Main Menu - Information
Meaning of the symbols:
Measured values and probe data
Fault/warning history
Software version of LT3 and display
CRC checksums
Serial number
Manual reset of the limit values if they are set to manual reset
4.4.2 Main Menu - Calibration
Enter the password for access level 1 (see chapter 5.1.4 Enter the Password for the Access
Level).
Meaning of the Symbols Required Access Level
Offset calibration to 21 % O
2
(calibration in air) none
O
2
calibration 1 (customer) or higher
Fuel change over 1 (customer) or higher