Emerson ROSEMOUNT Analytical NGA 2000 Instruction Manual page 8

NGA 2000 MLT Hardware
CONTENTS
MAINTENANCE .............................................................................
14. Leak Testing ................................................................................. 14 - 1
15. Opening the Housing ................................................................... 15 - 1
15.1 MLT 1 ............................................................................................. 15 - 2
15.1.1 MLT 1 (Platform housing) ............................................................... 15 - 2
15.1.1.1 Housing Cover ........................................................................... 15 - 2
15.1.1.2 Front Panel................................................................................. 15 - 3
15.1.2 MLT 1 (1/2 19" housing) .............................................................. 15 - 4
15.1.2.1 Housing Cover ........................................................................... 15 - 4
15.1.2.2 Front Panel................................................................................. 15 - 5
15.2 MLT 2 (Field Housing) .................................................................... 15 - 6
15.3 MLT 3/4 (1/1 19" housing) .............................................................. 15 - 8
15.3.1 Housing Cover ............................................................................. 15 - 8
15.3.2 Front Panel (MLT 4 / MLT 3 standard version) ............................ 15 - 8
15.3.3 Front Panel (MLT 3 gas purity measurement) ............................. 15 - 9
15.3.3.1 Operation Front Panel ................................................................ 15 - 9
15.3.3.2 Left Front Panel .......................................................................... 15 - 9
15.4 CAT 200 ....................................................................................... 15 - 10
15.4.1 Junction Box .............................................................................. 15 - 12
15.4.2 Dome ......................................................................................... 15 - 13
15.4.3 Magnetically Operated Front Panel ........................................... 15 - 16
15.4.3.1 Sliding the Analyzer into Position ............................................. 15 - 16
15.4.3.2 Fixing the Analyzer ................................................................... 15 - 16
15.4.3.3 Completing the Adjustment ...................................................... 15 - 16
16. Fine Dust filter (MLT 3 Option) .................................................... 16 - 1
17. Replacement and Cleaning of Photometric Components ........ 17 - 1
17.1 Removal of the Photometer Assembly ........................................... 17 - 2
17.2 Light Source Replacement (IR) ...................................................... 17 - 3
17.3 Cleaning of Analysis Cells and Windows ....................................... 17 - 4
17.3.1 Removal of Analysis Cells ........................................................... 17 - 4
17.3.2 Cleaning ....................................................................................... 17 - 5
17.3.3 Reinstalling of Analysis Cells ....................................................... 17 - 6
17.4 Reinstalling of the Photometer Assembly ....................................... 17 - 7
17.5 Physical Zeroing ............................................................................. 17 - 8
VI
Instruction Manual
90002929
13 - 1
Emerson Process Management GmbH & Co. OHG
07/2006