DDSIY105 Type CPU Single phase Electronic Prepaid Carrier Energy MeterDetailed product description：

Product Overview
DDSIY105 CPU card single-phase electronic prepaid carrier energy meter is a product manufactured using advanced microelectronics technology and SMT production process. Its performance indicators comply with GB/T 18460.3-2001 standard. It has the characteristics of high reliability, compatibility with multiple systems, and wide applicability.

Main functions
Electricity metering, prepaid, alarm, infrared communication, RS485 communication, calendar clock, power outage display, electricity freezing, multi rate, carrier communication, power outage control

Main Features
Capable of measuring active energy in both directions and counting it in the forward direction in reverse
Equipped with prepayment function, it can realize payment before electricity usage
Adopting an embedded CPU card
Equipped with multiple rate function, able to set two sets of time zones and time periods for primary and secondary users, and various rate measurements
Equipped with functions such as early warning and overdrawn battery capacity
Adopting LCD display with Chinese character prompts, clear and intuitive, with backlight display function
Adopting embedded ESAM chips to ensure secure storage of data such as electricity consumption and bills
Pulse output port for electrical energy testing with optoelectronic isolation
Equipped with infrared, RS485 communication function, display button and programming button
Equipped with power outage display function, carrier communication function, relay function, and flexible modular solution
Support remote carrier switching and power-off

Technical parameters of DDSIY105 CPU card single-phase electronic prepaid carrier energy meter
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 working humidity ≤ 85%
Lithium battery ≥ 1200mAh
Display LCD display
Effective distance of low-voltage power line communication to the main power line ≥ 1km