Optidew User’s Manual
Michell Instruments 51
APPENDIX B
0=No Alarm
1=System
2=Process
41 0029 R uint16 Logging Status
0=Not Fitted
1=No Card
2=Ready
3=Logging
4=Writing
5=Mount Error
6=Write Error
7=Mounting
8=Write Protected
9=Unknown
42 002A R boolean Data Hold Active
43 002B R boolean Display Hold Active
50 0032 R int16 Peltier Drive %
51 0033 R uint16 Optics Signal %
Calculation Parameters
100 0064 R|W uint16 Set Temp Unit
0=°C
1=°F
101 0065 R|W uint16 Set Pressure Unit
0=psig
1=psia
2=barg
3=bara
4=kPa
103 0067 R|W boolean %RH - Force Over Water WVP
wvp calculated
over water in %RH
calculation (Not
Recommended)
104 0068 R|W boolean
%RH - Force Over Water SWVP
(WMO standard)
swvp calculated
over water in %RH
calculation as per
WMO standard
105 0069 R|W boolean ppm(vol) Wet Basis
Use wet basis
calculation method
106 006A R|W float Atmospheric Pressure MS
Atmospheric pressure
used for pressure
conversion
107 006B R|W Atmospheric Pressure LS
108 006C R|W float Mol Weight MS
Carrier gas molecular
weight for Mixing Ratio
/ ppm(wt.), default air
109 006D R|W Mol Weight LS