EC9830 CO ANALYZER OPERATION MANUAL
98307600 Rev. C-1
2.5.6 Test Menu.............................................................................................................................................. 2-23
2.5.7 Output Test Menu.................................................................................................................................. 2-25
2.5.8 Preprocessor Pots Screen ..................................................................................................................... 2-25
2.5.9 Flow Control Pots Screen (A series only) ............................................................................................. 2-26
2.5.10 Valve Test Menu.................................................................................................................................. 2-27
2.5.11 Diagnostic Menu ................................................................................................................................. 2-29
2.5.12 Calculation factors.............................................................................................................................. 2-30
2.5.13 Interface Menu .................................................................................................................................... 2-30
2.5.14 Analog Output Menu........................................................................................................................... 2-31
2.5.15 Data Logging Menu ............................................................................................................................ 2-33
2.5.16 Network Adaptor Menu. ...................................................................................................................... 2-34
2.5.17 Trend Select Menu .............................................................................................................................. 2-34
2.5.18 Event Log Screen ................................................................................................................................ 2-35
2.5.19 Instrument Status Screen..................................................................................................................... 2-35
2.5.20 System Temperatures Screen............................................................................................................... 2-36
2.5.21 System Faults Screen .......................................................................................................................... 2-37
2.6 ANALOG OUTPUT........................................................................................................................................... 2-37
2.6.1 Offset and Live Zero.............................................................................................................................. 2-38
2.6.2 Over Range Adjustment ........................................................................................................................ 2-39
2.6.3 Analog Output Calibration Procedure.................................................................................................. 2-40
2.6.4 Calibration Requirements ..................................................................................................................... 2-41
2.7 PASSWORD PROTECTION................................................................................................................................ 2-41
2.7.1 Rules of Operation ................................................................................................................................ 2-41
2.7.2 Sample Session...................................................................................................................................... 2-42
3. 0 CALIBRATION................................................................................................................................................ 3-1
3.1 OVERVIEW....................................................................................................................................................... 3-1
3.1.1 Analyzer Calibration Instructions........................................................................................................... 3-2
3.2 MULTIPOINT CALIBRATION PROCEDURE.......................................................................................................... 3-3
3.2.1 Procedure Using Cylinder Gas Dilution Method.................................................................................... 3-3
3.2.2 Procedure for 5 Point Multipoint Calibration ........................................................................................ 3-8
3.2.3 Procedure Using Multiple Cylinders .................................................................................................... 3-12
3.3 CALIBRATION REQUIREMENTS WHEN OVER-RANGING IS EMPLOYED ........................................................... 3-12
3.4 AUTOMATIC ZERO/SPAN CHECKS (AZS) ....................................................................................................... 3-13
3.4.1 U.S. EPA Definitions............................................................................................................................. 3-13
3.4.2 AZS Outline ........................................................................................................................................... 3-14
3.4.3 AZS Setup .............................................................................................................................................. 3-16
3.4.4 Description of AZS Process .................................................................................................................. 3-17
3.5 CALIBRATION REFERENCES ........................................................................................................................... 3-18
4. 0 DIGITAL COMMUNICATION ..................................................................................................................... 4-1
4.1 DISCRETE CONTROL......................................................................................................................................... 4-1
4.1.1 50-Pin I/O Functional Specification ....................................................................................................... 4-1
4.1.2 50-Pin I/O Inputs .................................................................................................................................... 4-4
4.1.3 50-Pin I/O Outputs.................................................................................................................................. 4-4
4.2 SERIAL CONTROL............................................................................................................................................. 4-5
4.2.1 Serial Connections .................................................................................................................................. 4-5
4.2.2 Cable Connections .................................................................................................................................. 4-6
4.3 SERIAL TERMINAL CONTROL ........................................................................................................................... 4-7
4.4 SERIAL COMMAND CONTROL........................................................................................................................... 4-7
4.4.1 9800 Command Set Format .................................................................................................................... 4-7
4.4.2 Bavarian Network Command Set Format ............................................................................................... 4-8
4.4.3 Protocol Definition and Selection......................................................................................................... 4-10
4.4.4 Establishing Communications............................................................................................................... 4-13
4.4.5 Serial Command Set.............................................................................................................................. 4-15
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