CIRWATT B 101-102 are single phase residential meters with class B (class 1) in active energy and class 2 in reactive energy. It has 4 tariffs and a flexible configuration. An advanced design offers high features and versatility to fulfill requirements in domestic applications. These meters have memory to record load profile for 400 days, 12 billing closures and moreover tamper registers and power quality information. As an option it has a backlight display to help in reading energy consumptions or any other information showed if there is not enough light.
Using an RS-485 communication port it is possible to connect up to 32 meters in the same bus and download data remotely using a GSM/GPRS modem. These meters have many options to detect tampering or any unauthorized access to the meter such as: magnetic field detection, reverse current detection, terminal cover removed, neutral current measurement. Using CIRWATT B 101-102 pulse output, user can add a CIRCUTOR impulse concentrator LM, which allows to centralize energy consumptions and send all data remotely to an energy management software Power Studio.