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11.9 Telegram Addition by Parameter OP
By means of this parameter, it is possible to output additionally to each telegram
– excepted the NMEA
telegram (TR5/TT5)
– the absolute humidity and/or the dew point temperature, wind chill, heat index and
direction of magnetic compass. The output is carried out always after the measuring values, and before
date/time resp. before the checksum if DT=0.
By “OP=12345“, all parameters are delivered in the order of the following table.
The order and number of the optional parameters can be determined randomly by
Telegram construction:
Length
Example
Description
Meas. value error
---
s. Telegram
Last measuring value of set telegram.
s. Telegram
1
’ ’ or ;
space (pre-set telegram separator).
‘ ‘ or ;
4
# # . #
Absolute humidity [g/m³].
F F . F
1
’ ’ or ;
space (pre-set telegram separator).
‘ ‘ or ;
5
# # # . #
Dew point temperature [°C].
F F F . F
1
’ ’ or ;
space (pre-set telegram separator).
‘ ‘ or ;
5
# # # . #
Wind chill temperature [°C].
F F F . F
1
’ ’ or ;
space (pre-set telegram separator).
‘ ‘ or ;
5
# # # . #
Heat index temperature [°C].
F F F . F
1
’ ’ or ;
space (pre-set telegram separator).
‘ ‘ or ;
5
# # # . #
Direction of magnetic compass [°] (optional).
F F F . F
1
’ ’ or ;
space (pre-set telegram separator).
‘ ‘ or ;
---
s. Telegram
Date/time if DT>0, or checksum.
s. Telegram
