Shenzhen Star Instrument Co., Ltd. products

The DDSY23S-G single-phase DIN rail STS prepayment meter consists of a MCU and a UIU, which communicate via PLC/RF/cable. User may query MCU data and input token through a UIU installed in households. Its two-element dual measurement proves strong anti-tamper performance. The meter connection is bottom-in and bottom-out.

The DDSY23S-D single-phase STS prepayment meter is developed according to IEC62055-31 and STS certified. It adopts dual measurements and raises the bar on tamper detection. It supports pluggable COM modules such as RF, GPRS/3G & PLC. This DLMS/COSEM compliant meter can be disconnected or reconnected remotely. It switches between the prepaid and post-paid modes and allows remote and local top up.