Emerson ROSEMOUNT NGA2000 TO2 - Manual (Page 24)

Instruction Manual
748374-F
March 2003
3-2 Startup and Operation Rosemount Analytical Inc. A Division of Emerson Process Management
Model NGA2000 TO2
From the Run Mode display, press the
MENUS softkey to gain access to the Main
Menu.
The Basic controls menu is as follows:
Figure 3-3. Basic Controls Menu
This menu allows the user to view the cur-
rent range’s upper limit, Sleep mode, and
quick start status. It also allows quick start
initiation or exit from sleep mode.
In the figure above, the words in italics are
the names of the network variables whose
values are in fact shown on the screen.
The Expert controls menu is as follows:
Figure 3-4. Expert Controls Menu
This menu shows the current range number
and range limits.
The analyzer range settings may be config-
ured through the Analyzer Module set up
menu, under Expert controls and set up.
Figure 3-5. Analyzer Module Set-up Menu
c. Help Displays
The Help structure is intended to be an on-
line "tutorial," context-sensitive and topic-
interconnected, so that the user can practi-
cally operate NGA2000 without the need of
an instruction manual.
A typical help menu:
Figure 3-6. Typical Help Menu (shown is
Zero/Span Calibration Help)
This is the help screen for the calibration
menus.
Basic Controls
HOME ESCAPE INFO
Measurement range number:
Range upper limit:
Range and functional control:
Sleep Mode:
Exit Sleep Mode!
Initiate Quick Start!
Quick Start:
CURRENTRNGHI
CONTROL
Expert controls
Measurement range number:
Range lower limit:
Range upper limit:
Range and functional control:
CURRENTRNGHI
CONTROL
HOME ESCAPE INFO
Analyzer module set up
Range settings . . .
Displayed parameters . . .
Analyzer tag:
TAG
HOME ESCAPE INFO
Zero/Span calibration help
This allows manual control of the zero and span. Flow zero
gas, and make sure the zero gas value is right;
Press the zero key to make the analyzer zero.
Or select Factors and individually adjust the reading on each
range. In this way you can make the analyzer read what you
want.
Do the same with span gas. If the zero was not a real zero,
the span action will change the zero reading>
Set cal gas values in the Calibration gas list screen.
HOME ESCAPE CALINFO INFO