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    Posts made by arden

    • RE: Raspberry Pi gateway and controller in one

      ive got openhab and gateway so shouldn't be a problem with hass 0_1577584196725_IMG_20191226_024628.jpg

      posted in Home Assistant
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    • RE: 💬 No neutral power supply/relay board for in wall switch

      interesting just bought some sonoff no neutral light switches needs a cap across the live / neutral is rgis the same ?

      posted in OpenHardware.io
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    • RE: battery life

      thanks

      I've ordered some 3.3V version Arduino Pro Minis and will try again

      posted in General Discussion
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    • battery life

      I knocked up some door sensors with a nano and a 2300mAh 18650 using the sketch in the demo page

      problem is Im only getting about 3 days battery life have verified the capacity of the batteries in my opus and the batteries are good

      Ive always used mains power on a usb for my temp sensors this is my first attempt at a battery one

      would I be better using a different arduino I was hoping for it to last months not days

      any help would be good

      posted in General Discussion
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    • 18650s

      apart from the size can anyone see a disadvantage of using 18650s

      I have over 300 of them I got for free done a quick test the holder ive got from AliExpress have 5 and 3 V output out the box

      posted in Hardware
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    • RE: Measure temp inside hot water cylinder

      thanks all the design has changed I plan to heat some medium and have the water pass though a head exchanger what way standing water will never be consumed later

      there is a commercial product called sunamp which is designed for this purpose

      posted in General Discussion
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    • RE: Measure temp inside hot water cylinder

      @zboblamont

      its solar electric I have not thermal
      this will explain what I'm trying to achieve

      http://www.yougen.co.uk/blog-entry/2522/How+to+benefit+from+solar+hot+water+with+a+combi+boiler/

      posted in General Discussion
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    • Measure temp inside hot water cylinder

      Ok bit of background I have solar at home and have built a power wall . Still have excess 9 months of the year so want to heat some water for free, only snag have a combi boiler

      Discovered mine will accept main water temp upto 60 Deg so thinking add a hot water tank before the boiler use less gas.

      Only problem I want to ensure that the temp in the tank reaches 60 Deg at least 30 mins each day to limit bacteria

      My solar system has mqtt do turning the heater on and off shouldn't be to hard.

      Any recommendations for measuring the water temp ?

      posted in General Discussion
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    • RE: Hello, I am wanting to display MPG on an old VW camper van. Does anybody know of a hall effect flow sensor that can report the very low flows found in carburetors please.

      guess no odb port?

      posted in Hardware
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    • RE: 💬 Door/Windows AAA

      id also second the use of 18650s

      posted in OpenHardware.io
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    • Nano minimum voltage

      Know officially the nano needs 5v
      Has anyone played with the minimum voltage you can get away with

      Wondering if I can run them off one 18650 ?

      If not will use 2 plus a 7805

      posted in Hardware
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    • Magic mirror

      I'm still planning my set up but wondering if anyone was using magic mirror to display their sensors ?

      Thanks Arden

      posted in Controllers
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    • RE: Attiny85

      Thanks I found the old posts will look for another use for them

      Original plan was waking up esp8266s

      posted in Hardware
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    • Attiny85

      Mainly because I have some bought on a whim has anyone used these before in a sensor project ?

      posted in Hardware
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    • RE: help with pairing

      need to do it with a few live sensors then will be happy

      but going to call that a win for today

      thanks for the swift replay

      posted in Hardware
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    • RE: help with pairing

      Ive sorted it

      put it next to the pi and it worked then realised I had not put a cap in the PI's radio did that and its now working fine

      only had 10 micro_F but seems to be working ok

      end Battery Level
      3838 TSF:MSG:SEND,254-254-0-0,s=255,c=3,t=0,pt=1,l=1,sg=0,ft=0,st=OK:6
      Request Time
      4349 TSF:MSG:SEND,254-254-0-0,s=255,c=3,t=1,pt=0,l=0,sg=0,ft=0,st=OK:
      4365 TSF:MSG:READ,0-0-254,s=255,c=3,t=1,pt=0,l=10,sg=0:1557689248
      Time value received: 1557689248
      Temperature is: 2
      4859 TSF:MSG:SEND,254-254-0-0,s=7,c=1,t=0,pt=4,l=4,sg=0,ft=0,st=OK:2
      Rain amount is: 6
      4868 TSF:MSG:SEND,254-254-0-0,s=11,c=1,t=6,pt=4,l=4,sg=0,ft=0,st=OK:6
      Rain rate is: 0
      4879 TSF:MSG:SEND,254-254-0-0,s=11,c=1,t=7,pt=7,l=5,sg=0,ft=0,st=OK:0.0
      4887 TSF:MSG:SEND,254-254-0-0,s=255,c=3,t=0,pt=1,l=1,sg=0,ft=0,st=OK:6

      posted in Hardware
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    • help with pairing

      hi all should the nodes pair with the gateway idiomatically ?

      I have a new gateway running on pi and from what I can tell sees the radio on

      have loaded mock sensors code on a nano and get the following output on the tty window

      6 MCO:BGN:INIT NODE,CP=RNNNA---,REL=255,VER=2.3.1
      26 TSM:INIT
      27 TSF:WUR:MS=0
      33 TSM:INIT:TSP OK
      35 TSM:INIT:STATID=254
      37 TSF:SID:OK,ID=254
      39 TSM:FPAR
      75 TSF:MSG:SEND,254-254-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
      2083 !TSM:FPAR:NO REPLY
      2085 TSM:FPAR
      2121 TSF:MSG:SEND,254-254-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
      4129 !TSM:FPAR:NO REPLY
      4131 TSM:FPAR
      4167 TSF:MSG:SEND,254-254-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
      6175 !TSM:FPAR:NO REPLY
      6177 TSM:FPAR
      6213 TSF:MSG:SEND,254-254-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
      8221 !TSM:FPAR:FAIL
      8222 TSM:FAIL:CNT=1
      8224 TSM:FAIL:DIS
      8226 TSF:TDI:TSL

      not sure how I see what the pi os doing its on Doniticz cant see any sensors in there but can see the gw added

      am I missing something?

      thanks

      Arden

      posted in Hardware
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    • RE: few hardware questions before I start

      I had some time and made the gateway on a raspberry pi in the end
      is there any reason you cant have the gateway on the same pi as the controller ?
      also wondering if Domoticz is a better option for this then hass

      Im not very invested in hass right now so easy to switch

      posted in Hardware
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    • RE: few hardware questions before I start

      thank you out of interest does each sensor need its own controller or can you have a room uno which all the sensors in that room go to
      ask as I have 3 unused unos and a mega

      posted in Hardware
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    • few hardware questions before I start

      First I cant believe I not found this place before have a couple if esp8266 sensors powered on mains transformers wasn't until I looked to battery power I found you

      couple of simple questions I plan to use an orange pi pc mainly because its been sitting on the shelf for about 2 years unused is there any problems or should I use a raspberry one

      I also have 100s and I mean 100s of 18650s left over from a DIY powerwall project anyone else use these seen lots using the coin type batteries

      just set up HASS on a pi will this talk to the controller out of the box or is there an addon or config required

      basic questions just trying to get my head round my plans I,m in and out of hospital at the moment need something to keep my mind occupied

      posted in Hardware
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