Gas Sensor Main Screen - Emerson Rosemount CT4400 Reference Manual

Operating the analyzer
January 2020
Table 4-1: Display Controller Navigation Button Functions
Button
The analyzer employs Intelligent Device Management, which enables self-monitoring and
diagnostics. This ensures that operators are made aware of malfunctions so they can take
appropriate action.
Table 4-2: Diagnostic symbols
4.4

Gas sensor main screen

When the analyzer is switched on, at the end of the startup procedure, the Gas Sensor
Main screen
The Gas Sensor Main screen is the screen that is normally displayed.
NOTICE
The gas concentrations shown in the following screenshots may be different from those
shown in your particular analyzer. The screenshots indicate the functionality of the
software, which is the same regardless of the gases or gas concentrations being measured.
Figure 4-4: Gas Sensor Main Screen
36
Description
Generally used to select an alternative function. Also allows you to toggle
between gas and physical measurements from the Home screen.
Referred to as ENTER.
Table 4-2 defines the symbols that may be displayed.
System running
Maintenance required: still valid output signal
Out of specification: signal out of the specified range
Indicates the analyzer is performing a calibration or validation or that the
software has been deliberately stopped.
Failure: non-valid output signal
(Figure 4-4) appears.
Reference Manual
00809-0100-4244
(continued)
Rosemount CT4400