1. Digital Energy meter, Here the energy meter readings are available in digital which can be easily transmitted or received between consumer and energy provider
2. Digital Energy meter with prepaid card, Here the number of units of power can be purchased in advance from Energy provider as if it is used in Mobile phone, the power consumption can be done according to the amount available, then recharge the card again according to our requirement
3. The latest trends in this technology in the energy meter era is networking of energy meters. Here the each energy meter from the consumer is considered as a node and assigned a unique IP address. This is like computer nodes connected in network with unique IP address. In this way, a communication is made between the consumer and energy provider, so that each parameter like current, voltage, power, energy, number of units consumed and the tariff rate can be accessed from a single place (from energy provider side) and can be constantly monitored.
This technology will reduced the gap between the consumer and energy provider in turn save time and over cost. Benefits will be for both sides.
These energy meters are classified as web enabled, energy meter with embedded network, meter network with RS485 and wireless energy meters and so on.