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full_mosey's avatar
full_mosey
Explorer
Apr 24, 2017

MorningStar TriStar-45 PWM and Raspberry Pi 3 data project

I am working my way through the MS MODBUS Specification specs to capture data onto the RPi3. The plan is to avoid fixed control panels, and instead, run a web server on the RPi3 and then view info ...
full_mosey's avatar
full_mosey
Explorer
Jun 27, 2017
Anyone using batteries to run a fridge might be interested in this graph.

This is an overnight graph showing the effect of the duty cycle of a Dometic CF-35 fridge/freezer. The fridge is set to 1C. Ambient temperature decreased from 35 to 25C.

I was hoping to use the MS SSMPPT 15L's load terminals to record Amp draws, however, the 15L only measures Amps provided from solar and not the battery.



Some of the decrease in battery Volts is due to the battery temperature decreasing from 33 to 25C.

HTH;
John

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