10
System Features
F R O N T P A N E L
Before attempting to operate the analyzer, review the system features described below as well as all warning labels.
Identification and understanding of the physical features of the instrument will make operation easier.
FGA4000XDS front panel can display six parameters: Four fixed parameters (HC, CO, CO2, and O2) and any two
user-selectable parameters from NOx, AFR, RPM, and Lambda.
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Figure 1: Front Panel
[1]
4-Digit LED window x6.
[2]
Fixed Window Identifier x4.
[3]
User-Selectable Window Identifier x2.
[4]
Calibration Indicator. On in Calibration Mode, Blink when performing Calibration Calculation with Cal gas
present.
[5]
Button Identifiers x4. On or Blink when button is selected, off when de-selected.
[6]
Measure Button. Press to begin measure mode. Pump is turned on automatically in measure mode.
[7]
Exhaust Dilution indicator. On when Dilution Mode is selected, Blink when Dilution has occurred.
[8]
Hold Button. Freezes all six-display parameters in Measure mode only. Blinks when in Hold.
[9]
Dual Exhaust Mode. Indicates which exhaust pipe the sampling probe should be in.
[10]
Zero Button. Zeros the analyzer for approx. 1 minute. Pump is automatically controlled during zero.
[11]
Flow Indicator. During pump’s operation, all bars will be on. In case of a flow restriction in the gas sampling
system, the bars will turn off starting from right side indicating flow restriction. In case of total restriction, the first
segment will blink indicating no flow.
[12]
Pump Button. Allows manual on/off operation of the pump. Can be used to purge gas from the analyzer.
[13]
Power Button. Push momentarily to turn on the analyzer. Push & Hold for 2 seconds to turn off the analyzer.
[14]
OFF indicator. Indicates the analyzer is plugged into a power source but it is off. ON indicator. Indicates the
analyzer is on and operational.
[15]
ON indicator. Indicates the analyzer is on and operational.
[16]
Print / Mode Exit button. In Measure or standby mode, the button will start the optional built-in or external
printer. When in mode selection process, initiated by Mode button [18], Print / Mode exit button will terminate
the mode selection and go back to standby mode.
[17]
Arrow buttons x4. Used to navigate when in Mode selection operation.
[18]
Mode Button. Enters the mode selection operation where different aspects of the analyzer can be set up or
changed. Refer to the Mode Selection section for more detail
