This document provides an overview and specifications for a single phase smart GPRS/GSM meter. It includes the following key points: 1) The meter is designed for residential consumers in both urban and rural areas, with a rated voltage of 230V and maximum current of 5(60)A. 2) Communication is enabled via GPRS/GSM modules using protocols like DLMS TCP/IP and optical ports for local communication. 3) The meter measures active energy import and export, and provides load profile data and billing information with 12 months of billing history storage. 4) Specifications include accuracy class, voltage and frequency ranges, measurement functions, communication protocols and GPRS modem details.

1. Smart GPRS/GSM Meter
Presentation
Version 2.01
Chic Export COMPANY
FEB 2015, INDIA ZONE

2. Contents
• Part1: Smart GPRS/GSM Meter Introduction:

3. Overview
Using Field:
DDSY283SR Single Phase Split Smart Meter and RF IC card UIU
is designed for Residential consumer in urban and rural area.
1P2W Type: 230V 5(60)A class1.0
Remote Communication: GPRS/GSM

4. Smart Meter Introduction
• Products
– Overview
– DDSY283SR 1P Meter Introduction

5. Mechanical & Installation
• Mechanical Overview
3 LED
Indicate:
Credit/ Tamper
/ Pulse
MBUS-
UIU(option)
GPRS Module
Optical Port
LCD Display
Scroll Button
Programming
Button

6. Mechanical & Installation
• Dimension(1P)

7. Mechanical & Installation
• Terminal box dimensions(Single Phase)

8. Mechanical & Installation
• Auxiliary Port
B1+ B2+ B3+
Input / Output Port Description
B1 Active impulse output
B2 Second pulse output
B3 MBUS

9. Mechanical & Installation
• Connection
1P2W Type

10. Meter Function-Basic Parameter
Sub-item Parameter
Meter Type Single Phase Two Wires Direct Type
Active Accuracy Class 1 (IEC 62053-21)
Rated voltage Un
230 V
Normal Voltage Range: 70%~120% Un
Limit Voltage Range: 60%~130% Un
Operating frequency 50Hz
Measuring current (A) 5(60)A
Starting current 0.004Ib
Pulse constant 1600 imp/kWh
Power consumption
Current circuit power consumption≦0.5 VA
Voltage circuit power consumption≦2 W/8VA
Operating temperature range -25°C ~ +70°C
Storage temperature -40°C ~ +85°C

11. Meter Function - Measurement
• Active Energy Measurement
– Import/Export energy measurement for new power energy
measurement application;
Active Energy(forward) = |+A | + | -A | (default)
• Active Energy(reverse) = |- A1|

12. Meter Function - Load Profile
– Import/Export energy measurement for new power energy measurement
application;
– Demand & Energy LP: 2 programmable channels
– Billing LP: 12 months

13. Meter Function - Load Profile
• Load Profile(Demand & Energy) Interval: 1~60 minutes
• 2 programmable channels, Data capture object as follow:
• Load Profile(Data capture object)
• - Import Active Demand(kW)
• - Import Active Energy(kWh)

14. Meter Function - Billing
• Billing Reset
– Automatically reset at predefined date;
– Manually reset by press button;
– Manually send billing command through PC software;
– Billing History：12 Months in Meter Memory
• Billing Data
• Billing Data(Data capture object)
• - Import Active Total and Tariff Energy(kWh)
• - Export Active Total Energy(kWh)
• - Balance Credit(kWh);

15. Communication & Protocol
• Open Protocol: DLMS/COSEM
MI1
GPRS-Remote Comm.
DLMS TCP/IP
MI2
Optical-Local Comm.
IEC62056-21 E Mode
MI3 MBUS-UIU(option)

16. GPRS Modem
DATA TRANSFER RATE 9600BPS
FREQUENCY RANGE
850MHz, 900MHz,
1800MHz,1900MHz
GSM / GPRS CLASS 10
OPERATION MODE DATA/SMS
SIM-CARD INTERFACE 1,8V/3V
PROTOCOL
TCP/IP
UDP
OPERATING AT COMMAND
COMMUNICATION
INTERFACE
RS232
OPERATING
TEMPERATURE
-30°С ~ +75°С
COMMUNICATION
PROTOCOL
DLMS TCP/IP

17. Thanks
• For MDM Software Details
• For MDAS Software Details
we have other presentations in which you can
get the clear view of working procedure of
meters by using software.