Honeywell Searchline Excel Open-Path Technical Handbook page 114

MAN0530 Issue 09 October 03
2104M0506
APPENDIX A - HANDHELD INTERROGATOR
Display Text
Bad 4-20mA Loop
DSP Fault
Hardware Fault
NV-RAM Fault
RTC Fault
Software Fault
Supply Fault
Active Warns
This menu option displays the active warnings in the system. They are displayed in the same
way as described for Active Faults except that a W is displayed instead of F on the first line of
the display.
Display Text
Alarm
Bad Temperature
Baseline Drift
Beam Blocked
Neg Gas Reading
Not Installation
Overrange
Power Failed
Reset Occurred
Time Adjusted
Uncalibrated
Volt Ref Fault
Self Test
This option lets you start a system diagnostic self test.
The following message is displayed during the self test process:
Fault Description
ERR_EXCEL_LOOP_FAULT
ERR_EXCEL_DSP_FAULT
ERR_EXCEL_HW_FAULT
ERR_EXCEL_FRAM_FAULT
ERR_EXCEL_RTC_FAULT
ERR_EXCEL_SW_FAULT
ERR_EXCEL_SUPPLY_FAULT
Fault Description
ERR_EXCEL_LOG_ALARM
ERR_EXCEL_TEMPERATURE_LIMIT
ERR EXCEL_DRIFT_LIMIT
ERR_EXCEL_BEAM_BLOCKED
ERR_EXCEL_NEGATIVE_DRIFT
ERR_EXCEL_BAD_INSTALLATION
ERR_EXCEL_OVERRANGE
ERR EXCEL_LOG_POWER_FAIL
ERR_EXCEL_RESET
ERR_EXCEL_LOG_TIME_ADJUST
ERR_EXCEL_UNCALIBRATED
ERR_EXCEL_VOLTAGE_REF_FAIL
Processing Data
Meaning
A fault has occurred in the 4-20mA signal
loop.
Fault on the gas detector's digital PCB.
A hardware fault has occurred.
A fault has been detected in the unit's
NV-RAM.
The time and date record stored by the
RealTime Clock (RTC) has been lost.
An gas detector software error has occurred.
Incorrect supply voltage reaching the gas
detector.
Meaning
The Excel log has become damaged.
Unit has been operated at a temperature
outside its specified and certified range.
Drift of unit's baseline.
The infrared beam between the Transmitter
and Receiver has become blocked.
Negative drift of gas detector's zero position.
Incorrect gas detector installation has occurred.
An overrange signal has occurred.
The gas detector has suffered an internal power
failure.
A gas detector reset has occurred.
The Excel log time has been changed.
The gas detector requires calibration.
Voltage reference fault
Please Wait
114
Searchline Excel
detected.