https://www.envirodiy.org/members/markjapp/activity/ Activity feed for Mark. Fri, 24 Apr 2026 22:03:25 -0400 https://buddypress.org/?v= en-US 30 hourly 2 bacd0df310f47d35820d9e53c34950d2 https://www.envirodiy.org/activity/p/4129/#acomment-4171 Wed, 07 Aug 2019 16:47:03 -0400 We are expecting to do a little soldering and working on the Mayfly sketch. The data will be sent via Wifi to our own server and to EnvironDIY

In reply to - Mark posted an update in the group Sensor Developers Does anyone have any experience with these 24v 4-20ma depth sensors from […] ]]> cba7911a523246a7e91c9c5893aa29fc https://www.envirodiy.org/activity/p/4129/#acomment-4158 Fri, 02 Aug 2019 13:16:20 -0400 Great info. We will look at that approach

In reply to - Mark posted an update in the group Sensor Developers Does anyone have any experience with these 24v 4-20ma depth sensors from […] ]]> 3ea023ffdd79de6f4f572d7c1b1e1bd1 https://www.envirodiy.org/activity/p/4129/#acomment-4143 Thu, 01 Aug 2019 19:30:47 -0400 No manual. Just a data sheet I can’t read

In reply to - Mark posted an update in the group Sensor Developers Does anyone have any experience with these 24v 4-20ma depth sensors from […] ]]> f43757ef28b8541b0d898a494cd8bd9f https://www.envirodiy.org/activity/p/4129/#acomment-4138 Thu, 01 Aug 2019 17:37:50 -0400 We are planning to be solar powered using a 2500 mAh 3.7V battery and Voltaic Systems 2W/6V solar panel

In reply to - Mark posted an update in the group Sensor Developers Does anyone have any experience with these 24v 4-20ma depth sensors from […] ]]> ecc56d70e342bf77cf8d033dba7ab663 https://www.envirodiy.org/activity/p/4129/#acomment-4132 Wed, 31 Jul 2019 18:06:45 -0400 Thanks for the great information. I will look into these items and get back.

In reply to - Mark posted an update in the group Sensor Developers Does anyone have any experience with these 24v 4-20ma depth sensors from […] ]]> e35f40b2d8cd99dba7df556bf5cf49f5 https://www.envirodiy.org/activity/p/4129/ Tue, 30 Jul 2019 20:46:00 -0400 Does anyone have any experience with these 24v 4-20ma depth sensors from China?
https://www.amazon.com/4-20mA-Submersible-Transmitter-Pressure-Transducer/dp/B07F5BF248
I have a few and they seem well constructed. We are working on integrating them with the Mayfly.
This requires A) a 24 volt voltage source. (We are trying…[Read more]

]]> 10 1b994eede1b6598af064e0d10d7a090f https://www.envirodiy.org/activity/p/4108/ Fri, 19 Jul 2019 13:42:46 -0400 We will be using this temperature sensor
https://www.adafruit.com/product/381

]]> 1 425428f1ac82493602bdc753942b4423 https://www.envirodiy.org/activity/p/4054/ Thu, 13 Jun 2019 17:40:48 -0400 Hi I am planning to set up some monitoring stations to monitor the Conductivity, temperature and water level in different areas around our county. Does anyone have a recommendation for a lower cost conductivity and temperature sensor?

]]> 0 36aba4c6512ab2d673b0abf8f6cec807 https://www.envirodiy.org/activity/p/4040/ Tue, 11 Jun 2019 12:44:36 -0400 0