Appendix c nmea data format – Vaisala PTU200 User Manual
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APPENDIX C NMEA DATA FORMAT
The PTU200 transmitter can be used in a connection with a GPS receiver. It
responds to a GPS input command by outputting a single predefined NMEA
format message or the transmitter serial number.
NOTE
The pressure unit has to be set as bar when the NMEA data output
format is used.
The maximum length of FORM is 80 characters.
NOTE
Please check that the transmitter has the same serial bus settings as the
GPS receiver. It is recommended to use baud rate less than 9600.
FORM ...
Example 1:
"$PASHS,XDR,P,"1.5_P_",B,"_SN_",C,"_3.2_TH_",C,"_SN_",H,"_RH_",P,"_SN_#r #n
where,
"$PASHS,XDR,P," text field $PASHS,XDR,P, (P transducer type = pressure)
1.5
number field
P
pressure
",B,"
text field (B transmitter unit = Bar)
SN
transmitter ID (serial number)
",C,"
text field (C transducer type = temperature)
3.2
number field
TH or T
temperature (see also page 13)
",C,"
text field (C temperature unit = degrees Celcius)
SN
transmitter ID (serial number)
",H,"
text field (H transducer type = humidity)
RH
humidity
",P,"
text field (P humidity = % relative humidity)
SN
transmitter ID (serial number)
\r\n
CR LF
_
space