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Address: 603,building1,Guanggudingchuanginternational,No.51GuangguAvenue,JiangxiaDistrict,Wuhan,HubeiProvince，China
Contact name:Evan
Wuhan Time Wave Network Technology Co., Ltd. |
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Single Phase RS485/LoRaWAN/CAT.1 Modbus DIN Rail Smart Prepaid Digital Energy Meter
DDZY2397 single-phase fee controlled smart energy meter (single-phase IoT energy meter (din rail) is a full-digital intelligent energy meter developed by our company. It adopts a SOC highly integrated chip. In addition to the active energy metering function, it also has multiple functions such as online power display, intelligent anti-theft electricity, overload control, and remote centralized meter reading. The data
Standards | IEC62053-21, DL/T645-2007 |
Rated voltage (Un) | 220V |
| Operating voltage range | 80% ～120%(rated voltage) |
Rated current limit (Ib) | 5A |
Maximum current (Imax) | 60A |
Active measurement accuracy | Class 2/A,Class 1/B |
Grid frequency | 50Hz/60Hz |
Active pulse constant | 1200(imp/kWh) |
Power consumption | ＜1.0W |
Starting current | ≤0.004Ib |
LoRaWAN frequency | CN470,RU864,IN865,EU868,US/AU915,KR920,AS923_1/2/3/4, Custom Channels |
Dimension | 89mm×76mm×75mm |
Operating life | ＞10 years |
Normal operating range | -10℃～ +45℃； |
Extreme operating range | -25℃～ +55℃； |
Transportation & storage range | -40℃～ +70℃ |
Relative humidity | Generally not greater than 85% RH. Within 30 days of a year(naturally distributed), sometimes reaching 95% RH. |
The main terminal wiring is shown in the left figure,
【1】Phase Line In
【2】Phase Line Out
【3】Zero Line In
【4】Zero Line Out.
There are 4 auxiliary terminals on the opposite side of the main terminal of the electric energy meter,
⑥⑤is metering pulse output
③④is 485 communication.
