On Mon, Sep 29, 2014 at 5:09 PM, Steve Holdoway <[email protected]> wrote: > On Mon, 2014-09-29 at 16:51 +1300, C. Falconer wrote: >> Volker Kuhlmann wrote, On 26/09/14 18:01: >> > On Fri 26 Sep 2014 10:19:58 NZST +1200, C. Falconer wrote: >> > >> >> Has anyone used Hobo temperature and humidity data loggers? >> >> >> >> http://www.scottech.net/products/by_supplier/hobo/indoor_monitoring_/hobo_ux100_temp_rh_dataloggers/ >> >> >> >> Supplier is in Hamilton, and they're a lot cheaper than weatherducks and >> >> a lot more accurate than motherboard sensors. >> > No I haven't used them and their server is down. >> > >> > Depends on what you want to do with them. If you want to monitor some >> > workplace computers they're probably ok. For home I wouldn't touch >> > anything that is wireless, and you have to decide how often you can be >> > bothered to swap batteries. Check specs, if it doesn't tell you humidity >> > accuracy properly it's a guesstimator only (which might still beat your >> > motherboard?!??). >> > >> > Consider hacking up an arduino solution. For temperature that is totally >> > trivial, using DS18B20 sesnors in TO92 case. For humidity much code >> > exists for various sensors too, however most of thm are neither terribly >> > accurate nor calibrated. If you don't care that's easy, if you do it's >> > expensive. Excellent sensors are the SHT21 and similar from Sensirion, >> > easy to use, but you pay for quality. >> > >> >> >> Thanks for that - I have a couple of different probe things already. >> I asked specifically about the hobo ones. Not sure if its general >> purpose, or if it needs a windows app to read. >> I have a sample one on its way. >> >> The Website works for me. >> > Just as an aside, depending on the price of those beasties, a Fine > Offset 1080 Weather station will do all of that. Can't remember how much > data is stored locally, but hooking it up to a database is no problem at > all. USB + Linux is fine. > > You can easily get them for under $200.
And where would I get one? Can't readily see a NZ seller. _______________________________________________ Linux-users mailing list [email protected] http://lists.canterbury.ac.nz/mailman/listinfo/linux-users
