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7 Operation
7.1.2 Commands
7.1.3 Status Signals
• Measurement
• Calibration offset [Cal - offs]
• Calibration [Cal - gas]
• Maintenance
• Cold-start
• Probe heating active
• Measurement/no measurement
• At least one warning active
• At least one fault active
Status message during calibration
• Offset
• Cal-Gas
7.1.4 Operating Parameters
• Downward counter, cold-start delay
• Time, date
• Operating hours counter
• Abort ’Cold-start delay’ Directly during measurement
• Offset compensation Compensate probe to ambient air, 21 % vol O
2
• Calibration Perform measured value compensation by compara-
tive measurement. Test calibration only in connection
with a special testing device or with LS2-HT possible.
• Fault/warning Reset
• Limit values Reset