Thanks for the detailed tip. I was able to get the chart added and even 
figured out how to add the current pm2.5 readings to the page. 

On Wednesday, August 4, 2021 at 3:41:02 PM UTC-7 [email protected] 
wrote:

> On 03.08.2021 22:57, Clifford Snow wrote:
> Hi Clifford, see below inline
>
> I have weewx working. I can see reports for all my devices except for the 
> EcoWitt WH0290 air quality monitor. Plus I'm getting empty reports on 
> devices I don't have such as wind speed, direction and rain measurements.  
>
> First how do I remove the charts for devices I currently don't have. (At 
> some point in the future when the budget allows, I'll be purchasing more 
> devices.) 
>
> Assuming you are using the Seasons skin, the pictures are defined in 
> skin.conf (where you can comment out the ones you don't want) and the 
> display of the picture on the skin (WebUI) is defined in index.html.tmpl - 
> here, too, you can comment out the lines for the display you don't want
> (both files in the /etc/weewx/skins/Seasons directory - if you installed 
> weewx with the setup.py method, the path will be different - see weewx 
> documentation)
>
>
> Second, I have the EcoWitt WH0290 air quality device configured on my 
> GW1000 device. However, I'm not seeing any graphs. How do I add those 
> reports. The EcoWitt site does report air quality numbers so I know the 
> device is working.
>
> The WH0290 cannot be configured in the GW1000. What can be configured is 
> the WH41 or WH43 PM2.5 sensor.
> (this may sound like splitting hairs, but the WH0290 is a minimalistic 
> console and not a sensor).
>
> The GW1000 should recognize the WH41/43 - and the weewx database field 
> name is pm2_5
>
> --------------------------------
> in weewx.conf in the
>
> [StdReport]
>   [[Default]]
>      [[[Labels]]]  
>         [[[[Generic]]]]  # stanza you can give it a name e.g. PM2.5 indoor 
> or PM2.5 outdoor
>          ......    
>          inTemp = Inside Temperature
>          outHumidity = outside Humidity
>          .....
>          pm2_5 = PM2.5 indoor           
>
> --------------------------------
> in skin.conf you will have to add under
>
> [ImageGenerator]
>  [[day_image]]
> ......
>  [[[daytempdew]]]
>             [[[[outTemp]]]]
>             [[[[dewpoint]]]]
> ......
>   [[[daypm25]]]i
>      yscale = None, None, 0.5
>       [[[[pm2_5]]]]
>
> you will also have to add entries for
>
> [[week_image]]
> ....
>       [[[weekpm25]]]
>              yscale = None, None, 0.5
>              [[[[pm2_5]]]]
>      .....
>
> [[month_image]]
>
> [[year_image]]
>
> -----------------------------
>
> in index.html.tmpl you will have to add
>
>
> ........
>             #if $day.inTemp.has_data
>             <img src="daytempin.png"    alt="$obs.label.inTemp" />
>             #end if
>             #if $day.inHumidity.has_data
>             <img src="dayhumin.png"    alt="$obs.label.inHumidity" />
>             #end if
> ........
>
>             #if $day.pm2_5.has_data or $day.pm1_0.has_data
>             <img src="daypm25.png"      alt="$obs.label.pm2_5" />
>             #end if
>
>
>
> similarly for week, month and year
>
> Good luck and have fun !
>
>
> Thanks in advance and thanks to the developers for a fun project.
> Clifford
>
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