Campbell Scientific EC150 CO2 and H2O Open-Path Gas Analyzer and EC100 Electronics with Optional CSAT3A 3D Sonic Anemometer - Manual (Page 9)

Table of Contents
D. Useful Equations .................................................... D-1
E. Material Safety Data Sheets (MSDS) ..................... E-1
E.1 Magnesium Perchlorate MSDS ........................................................ E-1
E.2 Decarbite MSDS .............................................................................. E-8
F. Packing Information ............................................... F-1
F.1 EC150-GH Packing Information ...................................................... F-1
F.2 EC150-SH Packing Information ...................................................... F-2
Figures
4-1. EC100 electronics module ................................................................... 4
5-1. Optical path and envelope dimensions of EC150 analyzer head........ 10
6-1. Mounting bracket options for EC150 head only (pn 26785) or
EC150 head with CSAT3A (pn 26786) .......................................... 11
6-2. Changes in flux attenuation ratio relative to sensor height at the
most fore and aft positions .............................................................. 12
6-3. Mounting position of CSAT3A and EC155 with a 4.9 cm sensor
separation. ....................................................................................... 13
6-4. Mounting position of CSAT3A and EC155 with a 9.7 cm sensor
separation. ....................................................................................... 13
6-5. Exploded view of mounting CSAT3A and EC150 ............................ 15
6-6. Exploded view of mounting the EC150 without the CSAT3A .......... 16
6-7. EC100 enclosure mounting bracket mounted on a vertical mast
(left) and a tripod leg (right) ........................................................... 17
6-8. Exploded view of mounting the EC100 enclosure ............................. 18
6-9. EC150 temperature probe .................................................................. 19
6-10. Solar radiation shield with EC150 temperature probe ....................... 19
6-11. EC100 electronics front panel showing EC100 as shipped (left)
and after completed wiring and connections (right) ....................... 19
6-12. Bottom of EC100 enclosure ............................................................... 20
7-1. Zero-and-span shroud mounted on the zero-and-span stand .............. 24
7-2. ECMon zero-and-span window .......................................................... 26
8-1. Proper location of the gas analyzer top wick (left) and bottom
wick (right) ..................................................................................... 29
8-2. Replacing the desiccant/CO
2
scrubber bottles .................................... 31
8-3. LED status during normal operation .................................................. 32
A-1. Location of EC100 basic barometer ................................................ A-4
A-2. Location of EC100 enhanced barometer ......................................... A-5
A-3. Comparison of error in basic versus enhanced barometer over
operational temperatures .............................................................. A-5
A-4. Main screen of ECMon ................................................................... A-8
A-5. Setup screen in ECMon ................................................................... A-8
B-1. Amplitude response of EC100 filter at various bandwidths ............. B-1
B-2. Frequency response comparison of EC100 10-Hz bandwidth
and a 50-msec moving average ..................................................... B-2
C-1. USB data output in terminal mode ................................................... C-2
Tables
6-1. EC100 SDM output to a Campbell Scientific CR1000, CR3000,
or CR5000 Datalogger .................................................................... 22
8-1. Rain Wick Replacement Parts ............................................................ 28
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