Campbell Scientific IRGASON IRGASON Integrated CO2/H2O Open-Path Gas Analyzer - Page 46

TABLE 10-3., Bits in the Gas Diagnostic Flag, hex value, decimal, Function

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IRGASON® Integrated CO2/H2O Open-Path Gas Analyzer and 3D Sonic Anemometer TABLE 10-3. Bits in the Gas Diagnostic Flag bit hex value decimal 0 0x1 1 1 0x2 2 2 0x4 4 3 0x8 8 4 0x10 16 5 0x20 32 6 0x40 64 7 0x80 128 8 0x100 256 9 0x200 512 10 0x400 1024 11 0x800 12 0x1000 13 0x2000 14 0x4000 15 0x8000 16 0x10000 2048 4096 8192 16384 32768 65536 17 0x20000 131072 18 0x40000 262144 19 0x80000 524288 20 0x100000 1048576 21 0x200000 2097152 22 0x400000 4194304 Name Function Bad Data Data are suspect (there is an active diagnostic flag) Sys Fault General system fault Sys Startup Gas analyzer is starting up Motor Speed Motor speed outside of limits TEC Temp TEC temperature exceeds limits Light Power Source power exceeds limits Light Temp Invalid source temperature Light I Source current exceeds limits Power Off Gas head not powered Chan Err Gas input data out of sync with home pulse Amb Temp Invalid ambient temperature Amb Press Invalid ambient pressure CO2 I CO2 I exceeds limits CO2 Io CO2 Io exceeds limits H2O I H2O I exceeds limits H2O Io H2O Io exceeds limits CO2 Io Var Moving variation in CO2 Io exceeds limits H2O Io Var Moving variation in H2O Io exceeds limits CO2 Io Ratio CO2 signal level too low H2O Io Ratio H2O signal level too low Cal Mem Err Gas head calibration signature error Heater Control Heater control error Diff Pressure Differential pressure exceeds limits 36

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IRGASON
®
Integrated CO
2
/H
2
O Open-Path Gas Analyzer and 3D Sonic Anemometer
TABLE 10-3.
Bits in the Gas Diagnostic Flag
bit
hex value
decimal
Name
Function
0
0x1
1
Bad Data
Data are suspect (there is
an active diagnostic flag)
1
0x2
2
Sys Fault
General system fault
2
0x4
4
Sys Startup
Gas analyzer is starting up
3
0x8
8
Motor Speed
Motor speed outside of
limits
4
0x10
16
TEC Temp
TEC temperature exceeds
limits
5
0x20
32
Light Power
Source power exceeds
limits
6
0x40
64
Light Temp
Invalid source temperature
7
0x80
128
Light I
Source current exceeds
limits
8
0x100
256
Power Off
Gas head not powered
9
0x200
512
Chan Err
Gas input data out of sync
with home pulse
10
0x400
1024
Amb Temp
Invalid ambient
temperature
11
0x800
2048
Amb Press
Invalid ambient pressure
12
0x1000
4096
CO
2
I
CO
2
I exceeds limits
13
0x2000
8192
CO
2
I
o
CO
2
I
o
exceeds limits
14
0x4000
16384
H
2
O I
H
2
O I exceeds limits
15
0x8000
32768
H
2
O I
o
H
2
O I
o
exceeds limits
16
0x10000
65536
CO
2
I
o
Var
Moving variation in CO
2
I
o
exceeds limits
17
0x20000
131072
H
2
O I
o
Var
Moving variation in H
2
O I
o
exceeds limits
18
0x40000
262144
CO
2
I
o
Ratio
CO
2
signal level too low
19
0x80000
524288
H
2
O I
o
Ratio
H
2
O signal level too low
20
0x100000
1048576
Cal Mem Err
Gas head calibration
signature error
21
0x200000
2097152
Heater Control
Heater control error
22
0x400000
4194304
Diff Pressure
Differential pressure
exceeds limits
36