Chapter 3 ______________________________________________________ Functional Description
VAISALA_______________________________________________________________________ 29
SMS
SMS message is a very short message containing only the basic
observations. The message size is limited to 160 characters to fit into a
single SMS. Value tags are also different from CSV message tags.
SMS message contains the following values:
Table 14 SMS Message Values
Reported Parameter Unit Statistic Period Interval Message
Tag
Station name n/a n/a n/a n/a S
Message time UTC n/a n/a n/a DT
Air temperature °C Average 1 min 1 min TA
Relative humidity % Average 1 min 1 min RH
Dewpoint temperature °C Average 1 min 1 min DP
Liquid precipitation mm Sum 1 hour 1 hour PR
Wind direction Deg Average 10 min 15 sec WD
Wind speed m/s Average 10 min 15 sec WS
Global radiation W/m2 Average 1 hour 1 hour SR
Soil water temperature 1 °C Average 1 min 1 min TS1
Soil water temperature 2 °C Average 1 min 1 min TS2
Snow height cm Average 1 hour 1 hour SH
Message is formatted as:
S:<Station
Name>;DT:<Timestamp>;<Tag1>:<Value1>;…<TagN:ValueN>
where
<Station Name> = Name of the observation site
<Timestamp> = Message UTC timestamp formatted as
YYMMDD hhmmss
<Tag1> = Observation value tag
<Value1> = Observation value
; = Separator character between fields
: = Separator character between tag and value
Example tag/value pair with trailing separator:
TA:-10.3;
Missing observation values are replaced with a single slash '/' character.
See example SMS Message on page 290.
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