Campbell-scientific EC155 CO2 and H2O Closed-Path Gas Analyzer and EC1 Manual de usuario descargar pdf (Pagina 8)

Table of Contents

7.4 Device Configuration Utility ............................................................. 23

8. EC100 Outputs .......................................................... 23

8.1 SDM Output ...................................................................................... 23

8.2 USB or RS-485 Output ...................................................................... 24

8.3 Analog Outputs .................................................................................. 26

9. Maintenance .............................................................. 26

9.1 Routine Maintenance ......................................................................... 26

9.2 Intake Filter Replacement .................................................................. 27

9.3 Cleaning Analyzer Windows ............................................................. 28

9.4 Zero and Span .................................................................................... 31

9.5 Replacing the EC155 Desiccant/CO

Scrubber Bottles ..................... 34

9.6 Factory Recalibration ........................................................................ 36

10. Datalogger Programming with CRBasic ................. 37

10.1 EC100() Instruction ........................................................................... 37

10.2 EC100Configure() Instruction ........................................................... 40

10.2.1 ConfigCmd 11 Zero-and-Span Control ...................................... 42

10.2.2 ConfigCmd 18 Heater Voltage ................................................... 42

10.3 Example CRBasic Program ............................................................... 43

11. Theory of Operation .................................................. 44

Appendices

Filter Bandwidth and Time Delay ........................... A-1

B. Useful Equations ..................................................... B-1

C. EC155 Sample Cell and Intake Maintenance ........ C-1

C.1 Cleaning Sample Cell ...................................................................... C-1

C.2 Cleaning Intake Tube ...................................................................... C-1

C.2.1

Dust Blowout ........................................................................... C-1

C.2.2 Solvent Flush ............................................................................ C-2

D. Material Safety Data Sheets (MSDS) ..................... D-1

D.1 Magnesium Perchlorate MSDS ....................................................... D-1

D.2 Decarbite MSDS .............................................................................. D-2

E. EC155 Packing Information .................................... E-1

Figures

5-1. Dimensions of EC155 analyzer head with optional heated intake ....... 7

5-2. Dimensions of EC155 analyzer head without optional heated intake . 7

6-1. Exploded view of mounting the EC155 gas analyzer and the

CSAT3A sonic head ........................................................................ 9

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 69 70

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Campbell-scientific EC155 CO2 and H2O Closed-Path Gas Analyzer and EC1 Manual de usuario Pagina 8