A circuit for controlling a hydrocarbon site, the hydrocarbon site comprising a well device, comprising: a power port configured to receive an input voltage; and a processor configured to: receive data associated with one or more properties of a hydrocarbon well and the well device configured to control a flow of hydrocarbons extracted from the hydrocarbon well; receive a value that corresponds to the input voltage; and operate in a first power mode when the value is not greater than a threshold, wherein the first power mode is configured to prevent one or more processes from being performed by the processor to conserve power, wherein, when operating in the first power mode, the processor is configured to: stop driving or sending control signals used for driving other components of the hydrocarbon site, or refrain from analyzing whether an operating point of the well is acceptable, wherein a desired operating point of the well corresponds to the intersection of the inflow performance relationship, IPR, curve and the tubing performance relationship, TPR, curve. a power port configured to receive an input voltage; and a processor configured to: receive data associated with one or more properties of a hydrocarbon well and the well device configured to control a flow of hydrocarbons extracted from the hydrocarbon well; receive a value that corresponds to the input voltage; and operate in a first power mode when the value is not greater than a threshold, wherein the first power mode is configured to prevent one or more processes from being performed by the processor to conserve power, wherein, when operating in the first power mode, the processor is configured to: stop driving or sending control signals used for driving other components of the hydrocarbon site, or refrain from analyzing whether an operating point of the well is acceptable, wherein a desired operating point of the well corresponds to the intersection of the inflow performance relationship, IPR, curve and the tubing performance relationship, TPR, curve. receive data associated with one or more properties of a hydrocarbon well and the well device configured to control a flow of hydrocarbons extracted from the hydrocarbon well; receive a value that corresponds to the input voltage; and operate in a first power mode when the value is not greater than a threshold, wherein the first power mode is configured to prevent one or more processes from being performed by the processor to conserve power, wherein, when operating in the first power mode, the processor is configured to: stop driving or sending control signals used for driving other components of the hydrocarbon site, or refrain from analyzing whether an operating point of the well is acceptable, wherein a desired operating point of the well corresponds to the intersection of the inflow performance relationship, IPR, curve and the tubing performance relationship, TPR, curve. stop driving or sending control signals used for driving other components of the hydrocarbon site, or refrain from analyzing whether an operating point of the well is acceptable, wherein a desired operating point of the well corresponds to the intersection of the inflow performance relationship, IPR, curve and the tubing performance relationship, TPR, curve.