Emerson I-0021 Computer Accessories User Manual


 
5 - 54
NGA 2000
90003482(2) [NGA-e (MLT-Software 3.2.X)] 07/98
Main Menu — Analyzer and I/O-module expert configuration
Analyzer module setup
Concentration measurement parameters
In the menu "General Concentration Measurement Setup" you can set up for the current
channel of an MLT analyzer or analyzer module the following parameters:
the sample gas unit
Options: ppb, ppm, %, µg/Nm
3
, mg/Nm
3
, g/Nm
3
, %LEL, %UEL
the "ppm mg/Nm
3
" conversion factor
Options: 0 to 1000000
Note: The "ppm" "mg/Nm
3
" conversion factor depends on the sample gas which is
used. The set-up is necessary if you want to display sample gas values in "mg/Nm
3
" !
the lower explosion limit (LEL) and the upper explosion limit (UEL)
Options: 0 to 100%
the measurement output during failure
Options: Actual, 0.0 V, End of range.
Set up parameters:
Select any line of variables with the -key or the -key.
Select the variable with the 88 -key or the -key.
Select any digit with the -key or the -key and adjust a new value with
the -key or the -key
resp. select the whole parameter with the -key or the -key.
Confirm the new value with the 88 -key or
cancel and go back to the last value with the F2 key.
Measure Back...
MLT25/CH2/R2
F1 F2 F3 F4 F5
95.00 ppm
-- General Concentration Measurement Setup --
Sample gas unit: ppm
"ppm" --> "mg/Nm3" conversion factor: 1.000
Lower explosion limit (LEL): 10.00 %
Upper explosion limit (UEL): 20.00 %
Measurement output during failure: Actual
5.1 Analyzer Module Setup
5.1.10 Concentration Measurement Parameters