n Highlights Optional ultrasonic structure with high security and protection degree. STS/CTS standard protocol ensures an open and secure operating system Optical communication, open protocol: DLMS/COSEM (E mode) Ø Internal switch relay for load demand control by configuration or remote communication Prepayment and post-payment mode switchable for users’ convenience A plug-and-play communication module (GPRS/PLC/RF) Built-in RS485 communication Optional Keypad on measurement unit n Main Functionalities Measurement • Unidirectional Measurement • Record active energy in tariffs • Instantaneous value measurement 12-month billing data and other frozen data for inquiry Prepayment is made via a numeric token with extended ways of recharging. All Prices excl. vat.