
Table of Contents
7.2 Zero and Span Procedure .................................................................. 23
8. Maintenance and Troubleshooting .......................... 28
8.1 Routine Site Maintenance ................................................................. 28
8.2 Gas Analyzer Wicks .......................................................................... 28
8.3 Cleaning Analyzer Windows ............................................................. 29
8.4 Zero and Span.................................................................................... 29
8.5 Replacing CO
2
Scrubber Bottles ....................................................... 30
8.6 Factory Recalibration ........................................................................ 31
8.7 Troubleshooting ................................................................................ 32
8.7.1 Data Loss During Precipitation Events ...................................... 32
8.7.2 EC100 Diagnostics for Gas Analyzer Troubleshooting ............. 32
8.7.3 LED Status Lights ...................................................................... 32
8.7.4 Diagnostic Flags ......................................................................... 33
Appendices
A.
EC150 Settings ........................................................ A-1
A.1 Factory Defaults .............................................................................. A-1
A.2 Details ............................................................................................. A-1
A.2.1 SDM Address ........................................................................... A-2
A.2.2 Bandwidth ................................................................................ A-2
A.2.3 Unprompted Output ................................................................. A-2
A.2.4 Unprompted Output Rate ......................................................... A-2
A.2.5 RS-485 Baud Rate .................................................................... A-3
A.2.6 Analog Output .......................................................................... A-3
A.2.7 ECMon Update Rate ................................................................ A-3
A.2.8 Temperature Sensor ................................................................. A-3
A.2.9 Fixed Temperature Value ......................................................... A-3
A.2.10 Pressure Sensor ........................................................................ A-4
A.2.10.1 Pressure Gain ................................................................. A-6
A.2.10.2 Pressure Offset ............................................................... A-6
A.2.10.3 Fixed Pressure Value ..................................................... A-6
A.2.11 Pressure Differential Enable ..................................................... A-6
A.2.12 Heater Control .......................................................................... A-7
A.2.13 Head Power Off........................................................................ A-7
A.3 ECMon ............................................................................................ A-7
A.4 Device Configuration Utility ........................................................... A-9
A.5 EC100Configure() Instruction ......................................................... A-9
A.5.1 ConfigCmd 11 Zero-and-Span Control .................................. A-11
A.6 Example CRBasic Program ........................................................... A-12
B. Filter Bandwidth and Time Delay ........................... B-1
C. Alternate EC100 Outputs ........................................ C-1
C.1 USB or RS-485 Output.................................................................... C-1
C.1.1 Specifications ........................................................................... C-1
C.1.2 Detailed Information ................................................................ C-1
C.2 Analog Output ................................................................................. C-3
C.2.1 Specifications ........................................................................... C-3
C.2.2 Detailed Information ................................................................ C-3
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