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Basic Operation Model GFC7001E Carbon Dioxide Analyzer
Teledyne Analytical Instruments 88
6.3. WARNING MESSAGES
The most common instrument failures will be reported as a warning on the analyzer’s front panel and through the
COMM ports. Section 13.1.1 explains how to use these messages to troubleshoot problems. Section 6.3 shows
how to view and clear warning messages.
Table 6-3: List of Warning Messages
MESSAGE
MEANING
ANALOG CAL WARNING
The instrument’s A/D circuitry or one of its analog outputs is not calibrated.
BENCH TEMP WARNING
The temperature of the optical bench is outside the specified limits.
BOX TEMP WARNING
The temperature inside the chassis is outside the specified limits.
CANNOT DYN SPAN
2
Remote span calibration failed while the dynamic span feature was set to turned on.
CANNOT DYN ZERO
3
Remote zero calibration failed while the dynamic zero feature was set to turned on.
CONC ALRM1 WARNING
1
Concentration alarm 1 is enabled and the measured CO level is ≥ the set point.
CONC ALRM2 WARNING
1
Concentration alarm 2 is enabled and the measured CO level is ≥ the set point.
CONFIG INITIALIZED
Configuration storage was reset to factory configuration or erased.
DATA INITIALIZED
iDAS data storage was erased.
O
2
CELL TEMP WARN
2
O
2
sensor cell temperature outside of warning limits.
PHOTO TEMP WARNING
The temperature of the IR photo detector is outside the specified limits.
REAR BOARD NOT DET
The CPU is unable to communicate with the motherboard.
RELAY BOARD WARN
The firmware is unable to communicate with the relay board.
SAMPLE FLOW WARN
The flow rate of the sample gas is outside the specified limits.
SAMPLE PRESS WARN
Sample gas pressure outside of
operational parameters.
SAMPLE TEMP WARN
The temperature of the sample gas is outside the specified limits.
SOURCE WARNING
The IR source may be faulty.
SYSTEM RESET
1
The computer was rebooted.
WHEEL TEMP WARNING
The Gas Filter Correlation Wheel temperature is outside the specified limits.
1
Alarm warnings only present when 0ptional alarm package is activated.
2
Only enabled when the optional O
2
Sensor is installed.