CPU Card Prepaid Electronic Meter with RS485 and far infrared
interface.
General Introduction
CPU Card Prepaid Electronic Meter with RS485 and far infrared
interface.. is designed for step-rate prepayment or multiple-rate
prepayment power consumers, with logic security card or CPU card
prepayment method, of high security performance, and equipped with
RS485 and far infrared interface.
Product Standards
IEC62052-11, IEC62053-21, IEC62055-31, IEC62055-41, IEC62055-51
Main functions
● With the export energy metered as total import energy, and
capable of recording export energy alone.
● Prepayment CPU card, higher security and reliability.
● TOU
Four tariffs; two sets of time zone tables; two sets of time period
tables; support public holidays and weekends
● Step tariffs
● Friendly power supply management
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, 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 configured for current reverse,
magnetic influence, phase bypass, meter cover open, etc.
● Load control
Detecting the customer’s load status, it can alarm or disconnect
the power supply when under overload.
● Communication interface
One far infrared interface and one RS485 are available.
Technical Parameters
| Items | Contents |
| Standards | IEC62052-11, IEC62053-21, IEC62055-31, IEC62055-41, IEC62055-51 |
| Accuracy | Active: Class 1 |
| Communication protocol | DL/T 645-2007 |
| Reference voltage | 120V/220V/230V/240V |
| Current | 5(60)A 10(100)A |
| Reference frequency | 50/60 Hz |
| Power consumption | ＜1.5W, 6VA |
| Operation voltage range | 0.8Un～ 1.2Un |
| Limited operation voltage range | 0.7Un～ 1.3Un |
| Operation temperature | -25℃～ +60℃ |
| Limited operation temperature | -40℃～ +70℃ |
| RTC deviation | ≤0.5s/ d |
| Life time | 15 years |
| Size | 160mm(L)×112mm(W)×71mm(H) |
| Net weight | About 0.6kg |
Our Company
Zhejiang Risesun Science and Technology Co., Ltd.(Abbreviated as
Risesun.The former: Wenzhou City Risesun Electrical Meter Co.,
Ltd., established on Nov. 26, 1997.)is a famous professional
supplier of energy measuring meters and acquisition systems of
consumed energy information, and it is a national level high and
new technology enterprise with the business range of research and
development, production, sale and after-sales service for energy
measuring meters and acquisition systems of consumed energy
information. Its main products cover smart energy meter, IC card
prepaid energy meter, din rail energy meter, STS keypad prepaid
energy meter, multifunction energy meter, acquisition terminal of
special transformer, data acquisition system, charging pile of
electric auto, metering box and etc. It is one of the companies
with the most technical influence and development potential in the
electric energy metering instrument industry of China.
Risesun has formally carried out the globalization management
strategy. Its sales turnover has increased steadily year by year,
with sales reaching 3 billion yuan in the past three years. Its
products and solutions have already been successfully applied in a
number of countries and regions like Nepal, Vietnam, Pakistan,
India, Bangladesh, Philippines, Peru, Cuba, Columbia, Ecuador,
Brazil, Zimbabwe, Tanzania, Ethiopia, Russia and etc., and have
obtained the unanimous praises from customers. A main source of its
sales revenues in the future will be from the international trade
business.
