Three Phase STS Keypad Prepaid Meter with interchangeable Module

General introduction

1) It adopts STS standard encryption algorithm to exchange the information based on TOKEN.

2) It has the functions such as metering, monitoring, alarm, display, communication and load control, etc.

3) The Meter is featured with strong compatibility,easy operation, high metering accuracy, high level security, etc.

4) Step tariffs.

5) TOU: Four tariffs; support public holidays and weekends；two sets of time zone tables; two sets of time period tables.

Technical specifications

Main functions

1) Support UIU

2) TOU: Four tariffs; support public holidays and weekends；two sets of time zone tables; two sets of time period tables.

3) Events logs: Detecting and recording events such as current reverse, magnetic influence, phase bypass, meter cover open, terminal cover open, overvoltage, under voltage, etc.

4) Friendly power supply management: Support emergency credit

5) Audio and visual alarm: Current reverse, magnetic influence, phase bypass, meter cover open, terminal cover open can be alarmed which are configured.

6) Disconnection /reconnection: Detecting the customer's load status, it can alarm or disconnect the power supply when overload happens.

7) Communication interface: Optical port and RS485 interface are available; PLC, RF, GPRS,3G or twist-wire interface is optional.

8) UIU interface: PLC, RF or twist-wire is optional.

9) 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 when the tampers occur which are configured.

Q&A

Q1: What is the smart energy meter? What are the functions of smart energy meter?

A1: 1) As a new-type energy meter, smart energy meter adopts digital metering technology, supports various actual requirements, such as bidirectional metering, step tariff, TOU tariff, peak-valley tariff, etc. It’s also the technology base to achieve distributed power measurement, two-way interactive service, smart home and intelligent community.

2) Smart energy meter also consists of measuring unit, data processing unit, communication unit, etc., and has various functions such as energy metering, data processing, real time monitoring, automatic control, information exchange, etc.

Q2: What kind of error message code prompts do LCD screen of smart energy meter have?

A2: When malfunction appears in energy meter, it will display error message codes:

Q: (1) Err-01 Control loop error

(2) Err-02 ESAM error

(3) Err-04 Low battery voltage of clock

(4) Err-08 Clock failure

(5) Err-10 Authentication error

(6) Err-16 Change key error