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Smart electric grids are championed by the federal government, conservation groups and industry as good for the economy and the environment. The digital meters in homes enable measurement and two-way communication with utilities so consumers can trim electricity use.
Traditional electromechanical meters — attached to the side of a house — are typically read once a month or less. New digital meters will collect data 750 to 3,000 times a month. Such fine-grained metering, privacy experts say, will make it possible to put together a picture of household life: when the people who live there get up, when they get home, what appliances they use most and when they go on vacation.
Traditional electromechanical meters — attached to the side of a house — are typically read once a month or less. New digital meters will collect data 750 to 3,000 times a month. Such fine-grained metering, privacy experts say, will make it possible to put together a picture of household life: when the people who live there get up, when they get home, what appliances they use most and when they go on vacation.
