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05206H DCN5910 v
TABLE OF CONTENTS
1.0 M201E AMMONIA ANALYZER .............................................................7
1.1 Theory of Operation...................................................................................................... 10
1.1.1 Minim
izing PMT Drift.......................................................................................... 11
1.1.2 Purging the Reaction Cell..................................................................................... 12
1.2
Special Considerations For Ammonia Measurement ................................................... 12
1.3 Sa
mple Filtration........................................................................................................... 13
1.4 M201E Analyzer Specifications ................................................................................... 14
2.0 CALIBRATION PROCEDURE .............................................................15
2.1 Zeroing The Analyzer................................................................................................... 16
2.2 Spanning The Analyzer With Nitric Oxide Gas ........................................................... 17
2.3 Spanning The Analyzer With Ammonia Gas ............................................................... 20
3.0 CONFIGURABLE ANALOG OUTPUT OVERVIEW ...........................25
3.1 Analog Output - Electronic Configuration ................................................................... 27
3.2 Analog Output Signal Type and Range Selection ........................................................ 28
3.3 Selecting Auto Or Manual Analog Output Calibration ................................................ 29
3.4 Manually Calibrating Analog Output Signal Levels .................................................... 32
3.5 Analog Output Recorder Offset Adjustment ................................................................ 34
4.0 MAINTENANCE SCHEDULE...............................................................35
4.1 M501 NH
3
, Maintenance ............................................................................................. 35
4.2 Replacing the Catalytic Cartridge................................................................................. 36
4.3 Replacing the Thermocouple........................................................................................ 37
4.4 AutoZero Flow Check................................................................................................... 39
5.0 ALARMS AND CAUTIONS ..................................................................41
5.1 Alarm ............................................................................................................................ 41
5.2 Caution.......................................................................................................................... 41
6.0 M201E SPARE PARTS LIST ...............................................................43
7.0 CALCULATING MOLY CONVERTER EFFICIENCIES ......................47
7.1 Purpose:......................................................................................................................... 47
7.2 TOOLS:......................................................................................................................... 47
7.3 PARTS:......................................................................................................................... 47
7.4 PROCEDURE............................................................................................................... 47
LIST OF FIGURES
Figure 1-1. M201E Pneumatic Connection Diagram with External Calibrator Option (ECO)...... 8
Figure 1-2. M201E and M501 NH
3
, Pneumatic Flow .................................................................... 9
Figure 1-3. M201E and M501 NH
3
, with Zero and Span Valve Options Pneumatic Flow.......... 10
Figure 3-1. Analog Output Connector .......................................................................................... 25
Figure 3-2. Analog Output Signal T
ype ....................................................................................... 28
Figure 3-3. Auto Or Manual Analog Output Calibration ............................................................. 30
Figure 3-4. Analog Output Group Calibration
.............................................................................. 31
Figure 3-5. Setup For Calibrating Analog Output Signal Levels
................................................. 32