Automatic detection device of soilless culture culture solution parameter
The utility model discloses an automatic detection device of soilless culture culture solution parameter, including ph value sensor, conductivity sensor, first switch element, second switch unit, collection signal amplification module, adc module, controller module, the first cell of holding, second...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The utility model discloses an automatic detection device of soilless culture culture solution parameter, including ph value sensor, conductivity sensor, first switch element, second switch unit, collection signal amplification module, adc module, controller module, the first cell of holding, second hold cell, a AD unit, the 2nd AD unit, third switch element, fourth switch element, the positive pole of second battery is connected to the first negative pole that holds cell, and the input of third switch element is connected simultaneously to the negative pole of first battery, the negative pole of second battery is connected to the output of third switch element, the input of fourth switch element is connected to the first negative pole that holds the anodal of cell and second battery, and the output of fourth switch element is supplied power for each modular unit. The utility model discloses accuracy is high. |
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