Campbell Scientific CPEC200 Closed-Path Eddy-Covariance System - Manual (Page 8)

Table of Contents
5.4 Configure the Program ...................................................................... 28
5.4.1 System Configuration Variables ................................................. 28
5.4.2 Compile Switches ....................................................................... 32
5.5 Verify Proper Operation .................................................................... 32
6. Zero and Span ........................................................... 33
6.1 Introduction ....................................................................................... 33
6.2 Automatic Zero and Span .................................................................. 34
6.3 Manual Zero and Span ....................................................................... 35
6.3.1 Manually starting the zero/span sequence .................................. 35
6.3.1.1 Temperature Control ........................................................ 35
6.3.1.2 Starting the sequence ....................................................... 36
6.3.1.3 Stopping the sequence ..................................................... 36
6.3.2 Full Manual Control of Zero and Span ....................................... 37
6.3.2.1 Getting Ready .................................................................. 37
6.3.2.2 Checking and Setting the Zero ........................................ 37
6.3.2.3 Checking and Setting the CO
2
Span ................................ 38
6.3.2.4 Checking and Setting the H
2
O Span ................................ 38
6.3.2.5 Returning to Normal EC Mode ........................................ 39
7. Maintenance and Troubleshooting .......................... 39
7.1 Enclosure Desiccant .......................................................................... 40
7.2 EC155 Intake Filter ........................................................................... 40
7.3 EC155 Windows ................................................................................ 40
7.4 EC155 Chemical Bottles ................................................................... 41
8. Repair ......................................................................... 41
Appendices
A.
CPEC200 Diagnostics ............................................. A-1
A.1 Overview ......................................................................................... A-1
A.2 Status Text Variables ....................................................................... A-1
A.3 Status Boolean Variables ................................................................. A-6
A.4 CPEC200 Diagnostic Words ........................................................... A-8
B. Public Variables ...................................................... B-1
C. Output Variables ..................................................... C-1
D. Control Bits.............................................................. D-1
E. Using Swagelok ® Fittings ....................................... E-1
E.1 Assembly .......................................................................................... E-1
E.2 Common Replacement Parts ............................................................ E-2
F. Installing the AC/DC Power Adapter Kit ............... F-1
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