Welcome to EnviroDIY, a community for do-it-yourself environmental science and monitoring. EnviroDIY is part of 
@walterartavia02gmail-com
Active 5 years, 6 months ago-
Walter posted a new activity comment 6 years, 4 months ago
Thanks a lot Anthony / Fisherba, I will work on the MayFly and the OBS on the weekend!.
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Walter posted a new activity comment 6 years, 5 months ago
Hi fisherba, thanks a lot for the help, as soon I arrive to my office will work on it. I will like to ask you if you had work with any turbidity sensor in special?, I’m looking to deploy at last 14 of those sensor spread out in fresh water tanks.
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Walter posted an update 6 years, 5 months ago
@shicksHI, Hi Shannon, I really appreciate all the information you and the members have posted, recently I adquire a mayfly board and a OBS+ tubidity sensor for our community water service, but honestly don’t know how to do the wiring. do you have a diagram or wiring map so I can understand how to connect the OBS sensor to the mayfly data logger please?
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Walter posted a new activity comment 6 years, 5 months ago
HI, do you have a diagram or wiring map so I can understand how to connect the OBS sensor to the mayfly data logger please?
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I haven’t deployed an OBS, but it looks like it goes into the I2C port using the instructions at:
https://github.com/EnviroDIY/ModularSensors#campbell-scientific-obs-3
where it says that, “The power supply is connected to the red wire, low range output comes from the blue wire, high range output comes from the…[Read more]-
Beth, thanks for sending Walter the links to the sensor description in the Modular Sensors library ReadMe file! That is a great resource.
One important correction, the Campbell Sci. OBS3+ sensor is an ANALOG sensor, and therefore should be connected to one of the Aux Analog grove ports on the Mayfly’s lower left side. The Auxiliary…[Read more]
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Thanks a lot Anthony / Fisherba, I will work on the MayFly and the OBS on the weekend!.
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Walter became a registered member 6 years, 6 months ago
Hi @walterartavia02gmail-com, I completely missed this turbidity question. We have used Yosimetech (http://www.yosemitech.com/en/) turbidity sensors, but there’s enough hassle in ordering (customs hang-ups every time) and creating a RS-485 shield to communicate with those, that going with the Campbell sensor might be in my future.