Single Phase STS Split Type Prepaid Meter communication as per IEC62056-21

General introduction

1) Advantages of the meter are high metering accuracy, high level security, strong compatibility, easy operation, etc.

2) Single Phase STS Split Type Prepaid Meter as per IEC62056-21 has the functions such as communication and load control,metering, monitoring, alarm, display, etc.

3) The meter adopts STS standard encryption algorithm to exchange the information based on TOKEN.

4) Work with UIU.

Technical specifications

Main functions

• UIU communication interface: PLC, RF or twist-wire is optional.
• Friendly power supply: Support emergency credit.
• Events logs: Detecting and recording events such as current reverse, magnetic influence, phase bypass, meter cover open, terminal cover open, overvoltage, under voltage, etc.
• Anti-tamper: Detecting current reverse, magnetic influence, phase bypass, meter cover open, terminal cover open etc., at the same time, the meter can disconnect power supply which is configurable when the tampers occur.
• Audio and visual alarm: Audio and visual alarm which can be configurable can be for power flow reverse, magnetic influence, phase bypass, meter cover open, terminal cover open, etc.
• Load control: Detecting the customer's load status, it can alarm or disconnect the load when verload.
• Communication interface: Optical port and RS485 interface are available.
• Step tariffs
• TOU: Four tariffs; two sets of time zone tables; two sets of time period tables; support public holidays and weekends

Prepaid Power Vending Management System

System advantages
1. The core of the system is based on WINDOWS and it supports WINDOWS, IOS, ANDROID, it also supports to purchase energy and inquire records through PC and mobile machine.
2. It supports stand-alone version, network version and mobile version; the vending modes include TOKEN, card, remote prepaid and postpaid, etc. It also supports software package automatic upgrading.
3. It supports multi-languages, functions are modular and can be customized.
4. The system has strong expansibility and reserve interfaces such as ATM, bank, APP, distributed vending for easy power purchasing, historical consumed energy inquiry, printing.
5. System management right is strictly controlled, IP access is also controlled, and historical login records can be traced.
6. It adopts advanced encryption algorithm and supports several mediums to transfer the data which is compressed with high speed and security.
7. The system has the functions such as energy consumption monitoring, anti-tamper, abnormality alarm, remote load control, energy statistics and analysis.

System Architecture