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Do You Know The Difference? STS Prepaid Electric Meter And IC Card Prepaid Electricity Meter

Key Words : <Electricity Meter>  <Energy Meter>  <Prepaid Electricity Meter>


In Africa,such as Ghana, Nigeria, Tanzania, Ethiopia, etc, residential electricity metering basically uses prepaid   electricity meters , especially STS standard prepaid meters.

Prepaid meters  are also widely used in other countries, mainly used in rental housing, shopping malls, school and factory dormitories, new energy power generation projects, etc.


The functions of prepaid energy meters are also increasing, not only the original energy measurement, but also remote communication, anti-
tamper, rate, event, alarm, load profile, etc. can be increased according to market demand, more intelligent. Prepaid < electricity meter > is also called prepaid < energy meter > .
its main feature is that the user first buys electricity and then uses electricity, the purchased electricity does not continue to purchase electricity after use, the electric energy meter automatically cuts off the power supply to stop the power supply, solving the problem of charging difficulty effectively .







Prepaid meters can be divided into two types in terms of electricity charging mode: code type,refers to the STS standard prepaid meter, and IC card type,refers to the card meter. Currently, the market share of IC card prepaid meters are less and less, they are replaced by code-based prepaid meters.

Today, I will share with you the difference between STS prepaid electric meters and IC card prepaid electricity meters. If you realize these main differences to understand why IC card prepaid electricity meters are replaced by STS prepaid electric meters.

 

STS prepaid electric meter

IC card prepaid electricity meter

Remote communication

Remote read data and charge

Remote read data

Charge type

No media recharge,

20-digit code charge

IC card charge

security

STS standard encryption with high security

AES standard encryption with low security

compatibility

 

The STS Standard Transfer Specification is currently the only globally recognized open standard for prepaid systems.

High compatibility

Different IC cards use different encryption methods, and different manufacturers of the meters use different protocols.

Low compatibility

Fault tolerance

Communication failure can be entered via the keypad to recharge the code

If the IC card is damaged, only by replaced

Convenience

Online purchase electricity

Designated purchase electricity

 

The STS prepaid meter has the characteristics of no medium recharge to purchase electricity, and with the technology of remote communication, the function of remote recharge of prepaid electricity meter is realized; Combined with the prepaid system platform and advanced mobile payment, online power purchase and online recharge are fully realized.

 

At the users end, it can purchase and recharge electricity anytime and anywhere as needed, without fear of the dilemma of difficulty in purchasing electricity at night or on holidays;

At the power sales end, it also saves electricity sales points and power sales management personnel, saves electricity sales operating costs, and improves the satisfaction of power users.

 

In addition, the code-based STS  prepaid electricity meters, which adopts STS standard, and the encryption security is extremely high, which escorts the charging volume of remote online power purchase.

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