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.
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