Thank you for advice. I will follow the guide you pointed me to. czwartek, 31 sierpnia 2023 o 16:55:41 UTC+2 Rainer Lang napisał(a):
> to calibrate your WS-1001 (Ambient version of the FineOffset/EcowittWH24 > outdoor array and the WH1080 console) you could just follow the > instructions in https://www.wxforum.net/index.php?topic=40730.0 chapter 6 > determine the offset and enter it accordingly (either an offest of change > the value, whatever the console wants --> manual). > > METAR, airport etc. are secondary approaches for refinements which you may > or may not want to follow. There are lengthy and complex treatises on that > topic in the same forum, from simple to highly complex. > > [by the way, if you have a European or international "version" of the > Ambient WS-1001 and call this a clone version, then that's very strange > wording as Ambient is the clone and not Fine Offset/Ecowitt = the > manufacturer] > > but true, weewx should come to a proper result - and unless your station > also reports wrong absolute pressure (= local pressure) - or you display > the wrong variable/observation in your skin, then something is wrong with > weewx. Rather unlikely. > Did you read the barometer topic in the weewx online documentation ? > On 31.08.2023 10:29, Tomasz Lewicki wrote: > > Rainer, Greg, > > thank you both for thoughts and hints. Indeed, when I wrote "When > calculated by Weewx itself ("software" option enabled in weewx.conf), my > weather station shows 1001 hPa - still too low", I meant what Weewx > calculates and show on my webpage, not on console's display - display is > completely wrong in my opinion. > > According to design of PWS, I own Ambient Weather WS-1001-WiFi clone. I > use HP-1000 driver. I don't know if it is designed wrong or not, but I know > that many people still use it. > > Manual for my station say "To determine the relative pressure for your > location, locate an official reporting station near you (the internet is > the best source for real time barometer conditions, such as Weather.com or > Wunderground.com), and set your weather station to match the official > reporting station." I understand it, I should calibrate PWS entering proper > value from METAR for example. > > But I still don't understand why Weewx, using "software" option for > calculating the sea-level (relative) pressure, shows too low value. As I > said, my station location AMSL in weewx.conf is "altitude = 550, meter" > (and for me it is neglible if it is 552 or 560; it is fraction of 1 hPa). > So the only way to show "real" value is to calibrate the relative pressure > (barometer in Weewx's terms) on the station's display and set > "prefer_hardware" in weewx.conf? I'm really confused. > > Or maybe I have some units in weewx.conf messed up? I use metric system so > I entered meters when it was possible. > > czwartek, 31 sierpnia 2023 o 02:39:14 UTC+2 Greg Troxel napisał(a): > >> from the wiki page I sent >> >> For example, the FineOffset consoles can display either the station >> pressure (called 'absolute' pressure) or the station pressure plus an >> offset (called 'relative' pressure). T >> >> So Fine Offset equipment just does pressure badly. >> >> So get station pressure into weewx, do software from that, and tape over >> the "relative pressure" display on the console so nobody can see it! >> > -- > > You received this message because you are subscribed to the Google Groups > "weewx-user" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > > To view this discussion on the web visit > https://groups.google.com/d/msgid/weewx-user/973dedbe-af6f-4daf-8fbe-9050b8681d4dn%40googlegroups.com > > <https://groups.google.com/d/msgid/weewx-user/973dedbe-af6f-4daf-8fbe-9050b8681d4dn%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/8e190f5d-515b-4404-b4b4-4ed36f7a3d9dn%40googlegroups.com.
