Teledyne gfc 7000ta operation manual List of Warning Messages, IR source may be faulty

operational parameters.

Operating Instructions Model GFC7000TA Carbon Dioxide Analyzer

6.2.2. Warning Messages

The most common instrument failures will be reported as a warning on the analyzer’s front panel and through the COM ports. Section 11.1.1 explains how to use these messages to troubleshoot problems. Section 3.2.3 shows how to view and clear warning messages.

Table 6-3 lists all warning messages for the current version of software.

MESSAGE

ANALOG CAL WARNING

BENCH TEMP WARNING

BOX TEMP WARNING

CANNOT DYN SPAN

CANNOT DYN ZERO

CONC ALRM1 WARNING

CONC ALRM2 WARNING

CONFIG INITIALIZED

DATA INITIALIZED

O2 CELL TEMP WARN

PHOTO TEMP WARNING

REAR BOARD NOT DET

RELAY BOARD WARN

SAMPLE FLOW WARN

SAMPLE PRESS WARN

SAMPLE TEMP WARN

SOURCE WARNING

SYSTEM RESET

WHEEL TEMP WARNING

Table 6-3: List of Warning Messages

MEANING

The instrument’s A/D circuitry or one of its analog outputs is not calibrated. The Temperature of the optical bench is outside the specified limits.

Remote span calibration failed while the dynamic span feature was set to turned on Remote zero calibration failed while the dynamic zero feature was set to turned on Configuration was reset to factory defaults or was erased.

Concentration alarm 1 is enabled and the measured CO2 level is ≥ the set point. Concentration alarm 2 is enabled and the measured CO2 level is ≥ the set point. Configuration storage was reset to factory configuration or erased.

DAS data storage was erased.

O2 sensor cell temperature outside of warning limits.

The temperature of the IR photometer is outside the specified limits. The CPU is unable to communicate with the motherboard.

The firmware is unable to communicate with the relay board.

The flow rate of the sample gas is outside the specified limits.

Sample gas pressure outside of

The temperature of the sample gas is outside the specified limits.

The IR source may be faulty.

The computer was rebooted.

The Gas Filter Correlation wheel temperature is outside the specified limits.

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