D119004 is single phase two module meter. Communicating with PC through RS485. It also has the reset function. The LCD has two lines display: first line is kWh for one period; second line is total kWh. It has long terminal cover. D119001 is used in various kinds of occasions.
Compaly with DIN EN50022 standard
1.RS485 (IEC 1107/MODBUS-RTU/DLT645)