DDSI105 single-phase electronic carrier energy meterDetailed product description：

Product Overview
The DDSI105 single-phase electronic carrier energy meter is designed and manufactured using the latest single-chip microprocessor and its peripheral chip technology, and can measure single-phase active energy; Low voltage power lines can be used for programming and meter reading, among which the LCD trip meter also has the function of trip control; Adopting multiple advanced algorithms to fully meet the various needs of users; Compliant with GB/T 17215.321-2008 "Level 1 and Level 2 Static AC Active Energy Meters", DL/T 698-2009 "Electric Energy Information Collection and Management System" and other standards, facilitating unified management for users; It is currently the best implementation solution for remote meter reading of low-voltage power lines for domestic residents.

Main functions
Electricity metering alarm calendar clock infrared communication RS485 communication power outage display carrier communication circuit breaker

Main Features
The DDSI105 single-phase electronic carrier energy meter has the function of accumulating total electricity, measuring in both forward and reverse directions, and counting in reverse direction. The LCD displays the total electricity consumption
Calendar clock display, with accuracy better than national standards
It has active electric energy pulsation output, and the output pulses can be used for meter calibration and power collection. The pulse waveform is a square wave with a pulse width of 80 × (1+20%) ms
Accuracy levels are 1.0 and 2.0
LCD display with 6 integers and 2 decimals
Power consumption: Voltage circuit ≤ 1.5W and 5VA, with logic anti creep function
It has infrared communication, RS485 communication function, carrier communication function, and its own relay function. Flexible modular solution
Support remote carrier switching and power-off
Power outage display function
This meter adopts a brand new circuit, which has strong anti electromagnetic interference ability, excellent error characteristics, all-round environmental adaptability, and excellent electromagnetic compatibility

technical parameters
Accuracy levels 1.0 and 2.0
Reference voltage 220V
Reference frequency 50Hz
Main current specifications: 5 (20) A, 5 (30) A, 10 (40) A, 15 (60) A, 20 (80) A
Starting current level 1 0.4% Ib, level 2 0.5% Ib
Working voltage range 0.7Un~1.2Un
Normal operating temperature -25 ℃~+55 ℃
Extreme working temperature -30 ℃~+70 ℃
Storage and transportation temperature range -40 ℃ to+70 ℃
Storage and working humidity ≤ 85%
Lithium battery ≥ 1200mAh
Display LCD display
Effective distance of low-voltage power line communication to the main power line ≥ 1km