Vaisala AWS330 User Manual

Page 31

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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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