Instruction manual

Instruction Manual
760006-A
September 2001
1-6 Description and Specifications Rosemount Analytical Inc. A Division of Emerson Process Management
Model NGA 2000 Platform
CLD
Sample flow: 1300 ml/min 200 1500
Sample press: 4.0 hPa 50.0 490.0
Ozonator: OFF – PRESS. SW.
Converter temp: 30.9 C 150.0 500.0
Dis
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la
y
Status… Main… Channel BasicCal
0.00 Ran
g
e: 1 10.00
7.50
ppm NO
Select
Status… Ta
g
s Off LCDReset
CLD
ppm NO
MLT/CH1
% CO2
MLT/CH2
ppm CO
7.50
2.00
95.00
>
0. 10.00
0.00
[
1
]
0.
[
2
]
5.00
0.00
0.
[
3
]
250.00
0.00
Figure 1-1. Single Analyzer Display
Figure 1-2. Multiple Analyzer Display (Showing Two Analyzers)
It is possible to page through multiple Ana-
lyzer measurement screens if more than
five Analyzers are present - with V2.3 soft-
ware. Select an Analyzer with the arrow
keys or SELECT softkey to drop to the Sin-
gle Analyzer display screen for that Ana-
lyzer.
Ten push-button keys provide the user
complete access to the functionality of NGA
2000. They are:
Softkeys
The five keys below the display dependent
for their function on the Display labels di-
rectly above them
Arrow (Cursor) Keys
(←,↑,→,↓) multi-functional; a fundamental
function is scrolling input data
Enter Key
(↵) executes menu items and data input by
the user.
b. Platform Controller Board
The Controller Circuit Board acts as a net-
work manager and provides user interaction
with NGA 2000 components through the
Display and Keypad.
V2.3 and higher Controller boards come
with additional memory and can support up
to 10 Analyzer modules with their associ-
ated I/O Modules. This board can be re-
programmed locally through a PC serial port
if desired to upgrade its software.
If the Platform Controller Board malfunc-
tions, the Operator Interface will be af-
fected, but the Analyzer module will
continue to produce an accurate Primary