Joy Technology - Model JOY121MP - Single Phase DIN-Rail Prepaid Electricity Meter - Brochure

JOY121, a DIN-Rail prepaid meter, consists of MCU (Metering Control Unit) and CIU (Customer Interface Unit), which link to each other with PLC. The MCU can be installed outside in a meter box, communicating with the CIU via power line, while the CIU is installed in customer`s house to provide safer and easier daily operation.