Vaisala GMW90 - Manual (Page 53)

Chapter 4 _________________________________________________________________ Operation
VAISALA ________________________________________________________________________ 51
Table 9 FORM Command Parameters
Measured Parameter Abbreviation in FORM Command
Carbon dioxide CO2
Relative humidity RH
Temperature T
Dew/frostpoint temperature Tdf
Dewpoint temperature Td
Wetbulb temperature Tw
Enthalpy h
Mixing ratio x
Absolute humidity a
Dew/frostpoint depression dTd
Table 10 FORM Command Modifiers
Modifier Description
x.y Length modifier (number of digits and decimal places)
#t Tabulator
#r Carriage-return
#n Line feed
"" String constant, length 1 ... 15 characters
#xxx ASCII code value (decimal) of a special character;
for example, #027 for ESC
Ux Shows the name of the measurement unit using “x” number
of characters. For example, U3 shows the name of the
measurement unit with three characters
CS2 Modulus-256 checksum of message sent so far, ASCII
encoded hexadecimal notation
CS4 Modulus-65536 checksum of message sent so far, ASCII
encoded hexadecimal notation
CSX NMEA xor-checksum of message sent so far, ASCII encoded
hexadecimal notation
NOTE When entering modifiers, you can also use the backslash character “\”
instead of the hash “#”.