LIQUID LEVEL CONTROL
An apparatus for controlling liquid level, comprising containment means for containing and dispensing liquid, flow varying means operable for varying flow of liquid into the containment means, stepper motor means for operating the flow varying means, sensor means for sensing level of liquid in the c...
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| Format: | Patent |
| Sprache: | eng ; fre |
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| Zusammenfassung: | An apparatus for controlling liquid level, comprising containment means for containing and dispensing liquid, flow varying means operable for varying flow of liquid into the containment means, stepper motor means for operating the flow varying means, sensor means for sensing level of liquid in the containment means, and PDD controller means connected between the sensor means and the stepper motor means for controlling liquid level. |
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