VP2 extra sensors (RH)

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emilk...@gmail.com

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Apr 4, 2021, 10:50:28 AM4/4/21
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Hello
VP2 Pro with extra 3 combi sensors (temperature, humidity).
Weewx displays the temperature for all 3 sensors but not the humidity value.
Any ideas why and how to solve this one?

Happy Eastern
Emil

Tom Keffer

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Apr 4, 2021, 2:41:33 PM4/4/21
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How did you set up the sensors? With wee_device? If so, make sure you select type "3", not "1".

For example, for channel 5

wee_device --set-transmitter-type=5,3




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emilk...@gmail.com

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Apr 5, 2021, 7:31:32 AM4/5/21
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Hello there
I havent touched the wee_device utility. Thanks for pointing me to it.
The extra sensors are defined as Temp/RH sensors on the console on channel 2,3 and 4 and because by default weewx was displaying the temperature values I wasn't thinking anymore that maybe the sensors are set up as temp sensors by weewx. I was more in the direction that I have to "unlock" them to be displayed (additional graphic maybe)

Thanks for your time
Emil

Tom Keffer

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Apr 5, 2021, 7:55:31 AM4/5/21
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Yes, you will have to do that as well. By default, the WeeWX skins do not have provisions for the myriad of different sensors that a weather station can come with.

Most likely, the extra humidities are appearing as extraHumid1, extraHumid2, and extraHumid3 in the WeeWX data stream. You'll need a database schema that can accommodate these new types and store them (the wview schema has extraHumid1 and extraHumid2, but not extraHumid3; the wview_extended schema has all three).

Then add the new plots to the skin.conf file of whatever skin you are using. For example, 

        [[[dayhumidity]]]
            [[[[outHumidity]]]]

becomes

        [[[dayhumidity]]]
            [[[[outHumidity]]]]
        [[[dayextrahumid1]]]
            [[[[extraHumid1]]]]

and so on. This will cause plots dayextrahumid1.png to be generated. 

Finally, you'll need HTML tags <img ... > to display them. 

-tk




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