
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 System is starting up
3 0x8 8 Motor Speed Motor speed out of bounds
4 0x10 16 TEC Temp Detector temperature out of
bounds
5 0x20 32 Light Power Light source power out of
bounds
6 0x40 64 Light Temp Light source temperature
out of bounds
7 0x80 128 Light I Light source current out of
bounds
8 0x100 256 Power Off Gas head is not powered
9 0x200 512 Chan Err Measurement channel
synchronization error
10 0x400 1024 Amb Temp Ambient temperature out
of bounds
11 0x800 2048 Amb Press Ambient pressure out of
bounds
12 0x1000 4096 CO
2
I CO
2
I out of bounds
13 0x2000 8192 CO
2
I
o
CO
2
I
o
out of bounds
14 0x4000 16384 H
2
O I H
2
O I out of bounds
15 0x8000 32768 H
2
O I
o
H
2
O I
o
out of bounds
16 0x10000 65536 CO
2
I
o
Var CO
2
I
o
noise out of bounds
17 0x20000 131072 H
2
O I
o
Var H
2
O I
o
noise out of bounds
18 0x40000 262144 CO
2
I
o
Ratio CO
2
I
o
ratio out of bounds
19 0x80000 524288 H
2
O I
o
Ratio H
2
O I
o
ratio out of bounds
20 0x100000 1048576 Cal Mem Err Gas head calibration
memory signature error
36
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