EC155 CO
2
and H
2
O Closed-Path Gas Analyzer
8
CO
2
mixing ratio equation:
µmol/mol = 211.27 (V
out
) – 56.34
Full scale range:
–56 to 1000 µmol/mol
H
2
O mixing ratio equation:
mmol/mol = 11.31 (V
out
) – 3.04
Full scale range:
–3 to 53 mmol/mol
1/
Synchronous Device for Measurement. A Campbell Scientific, Inc. proprietary serial interface
for datalogger to peripheral and sensor communication. See Section
, for
details.
2/
user selectable
5.3 Physical Description
Internal sample cell
Volume:
5.9 cm
3
(0.36 in
3
)
Length:
12.0 cm (4.72 in)
Diameter:
7.94 mm (0.31 in)
Spatial separation between EC155 vortex inlet and CSAT3A sample
volume center
1/
Total separation:
15.4 cm (6.1)
Longitudinal separation (parallel to sonic x-axis):
15.0 cm (5.9 in)
Lateral separation (parallel to sonic y-axis):
3.2 cm (1.3 in)
Vertical separation (parallel to sonic z-axis):
0.6 cm (0.2 in)
Length of tubing from inlet to internal sample cell
2/
:
64.5 cm (25.4 in)
Inside diameter of intake sample tubing
3/
:
2.16 mm (0.09 in)
Vortex intake rain diverter volume:
1.3 mL (0.079 in
3
)
Vortex chamber volume:
0.9 mL (0.05 in
3
)
Dimensions
Analyzer (analyzer head and sample cell):
42.7 x 7.4 x 10.1 cm
(16.8 x 2.9 x 4.0 in)
Length of intake:
38.1 cm (15.0 in)
EC100 electronics:
24.1 x 35.6 x 14 cm
(9.5 x 14 x 5.5 in)
Cable length:
3 m (9.8 ft) from analyzer
to EC100 electronics
Weight
Analyzer (analyzer head and sample cell)
4/
:
5.0 kg (11.1 lbs)
CSAT3A
5/
:
1.2 kg (2.7 lbs)
Mounting hardware:
0.4 kg (0.9 lbs)
EC100 electronics and enclosure:
3.2 kg (7 lbs)
EC100 ingress protection:
IP65
Connections
Pump:
3/8 inch Swagelok
Zero/Span:
1/4 inch Swagelok
1/
Spatial separation between the original EC155 sample cell and CSAT3A sonic head (serial
numbers less than 2000) is as follows: total separation: 16.1 cm (6.3 in); longitudinal separation
(parallel to sonic x-axis): 15.2 cm (6.0 in); lateral separation (parallel to sonic y-axis): 3.2 cm (1.3
in); and vertical separation (parallel to sonic z-axis): 4.2 cm (1.7 in)
Summary of Contents for EC155
Page 78: ...E 1 Appendix E Safety Data Sheets SDS E 1 Molecular Sieve Type 13X ...
Page 79: ...Appendix E Safety Data Sheets SDS E 2 ...
Page 80: ...Appendix E Safety Data Sheets SDS E 3 ...
Page 81: ...Appendix E Safety Data Sheets SDS E 4 ...
Page 82: ...Appendix E Safety Data Sheets SDS E 5 E 2 Magnesium Perchlorate ...
Page 83: ...Appendix E Safety Data Sheets SDS E 6 ...
Page 84: ...Appendix E Safety Data Sheets SDS E 7 ...
Page 85: ...Appendix E Safety Data Sheets SDS E 8 ...
Page 86: ...Appendix E Safety Data Sheets SDS E 9 ...
Page 87: ...Appendix E Safety Data Sheets SDS E 10 ...
Page 88: ...Appendix E Safety Data Sheets SDS E 11 ...
Page 89: ...Appendix E Safety Data Sheets SDS E 12 E 3 Decarbite ...
Page 90: ...Appendix E Safety Data Sheets SDS E 13 ...
Page 91: ...Appendix E Safety Data Sheets SDS E 14 ...
Page 92: ...Appendix E Safety Data Sheets SDS E 15 ...
