The billing energy meter belongs to the category of Instrumentation and monitoring system for monitoring energy flows. It is to be installed by the consumer immediately after utility's meter. This meter is digitally programmed with tariff details applicable to the consumer and can be connected to a PC having special billing software. It will show at any moment, the total amount of electricity bill till that time and will also display the predicted bill amount at the end of the present billing cycle. In addition, set of electrical parameters like instantaneous power, voltages, average consumption etc. helpful for practicing energy conservation, are also displayed. Additionally, a PC to display them in a most user-friendly manner perceptible to common man, can access these details from the meter.

Information on energy usage as and when it happens with its implications in the final energy bill, acts as a very effective tool for even laymen to save energy by detecting energy wastage or other forms of avoidable energy use.

Highlights of the system:

• Cost effective energy conservation tool
• Can be adapted for LT, HT or EHT consumers
• Layman-friendly displays both in meter and PC for easy comprehension
• Ideal tool for identifying energy wastage as and when it happens
• Being an energy conservation system, 80% depreciation on its investment may be claimed