Emerson I-0021 Manuel D’Utilisation

Emerson

NGA-2000 System Calibration

Supplement - 2

NGA 2000

90003482(2) [NGA-e (MLT-Software 3.2.X)] 07/98

Table of Contents

1 Introduction _____________________________________________________________________2

2 Valves for system calibration ________________________________________________________4

2.1 Assigning an output-port to a system valve ________________________________________________ 4

3 Operating System Calibration _______________________________________________________6

3.1 Set-up analyzer modules _______________________________________________________________ 7

3.2 Programming Calibration Sequences _____________________________________________________ 9

3.3 Set-up general parameters _____________________________________________________________ 11

3.4 Controlling System Calibration_________________________________________________________ 13

3.4.1 Control via menu system______________________________________________________________________14
3.4.2 Control System Calibration by LON-Variables ____________________________________________________17
3.4.3 Control System Calibration by Programmable Input ________________________________________________18
3.4.4 Control System Calibration by AK-protocol command ______________________________________________20
3.4.5 Time controlled System Calibration _____________________________________________________________21

3.5 Calibrate single Analyzers _____________________________________________________________ 23

4 Functionality ___________________________________________________________________24

4.1 Gas flow ____________________________________________________________________________ 24

4.2 Running system calibration ____________________________________________________________ 25

4.2.1 Filling sequence buffer _______________________________________________________________________26
4.2.2 Before starting actions _______________________________________________________________________28
4.2.3 Control of actions ___________________________________________________________________________28

4.2.3.1 Switch valves ___________________________________________________________________________28
4.2.3.2 Wait for Purging ________________________________________________________________________28
4.2.3.3 Zero Calibration _________________________________________________________________________29
4.2.3.4 Span Calibration ________________________________________________________________________29
4.2.3.5 Wait for Finishing Calibration ______________________________________________________________30

4.2.4 Finishing System Calibration __________________________________________________________________30

4.3 Running Single Analyzer Calibration____________________________________________________ 31

4.4 Holding analog outputs of the SIO and avoid limit violation alarms __________________________ 32