Payment & Shipping Terms:
|Working Voltage:||3*220V/380V||Working Current:||3*1.5(6)A|
|Standard:||IEC62053-21; IEC62052-11; IEC62053-23||Indicator:||LCD Display|
|Accuracy Class:||1.0||Input:||Four-way Switch Input|
3 Phase 4 Wires LoRaWAN Energy Meter Electric Kwh Meter With LCD Display
DTS150 series FBR(LoRaWAN) three phase four wire electric energy meter adopts advanced SMT production design and manufacture.
Besides measure active energy, it also has function for online power display, smart anti-tamper, overload control, remote meter reading and etc.
It sends data to corresponding gateway through LoRaWAN wireless network.
It has advantages in high accuracy, low power consumption, and good stability that can be widely used for the single phase alternating current in city, rural areas or factory enterprises, etc.
Measurement: threephase voltage, threephase current, active power, reactive power, power factor, frequency, active energy, reactive energy.
Calculation: positive and negative active energy, inductive and capacitive reactive power.
Display: LCD display, high quality and high definition.
Communication: LoRaWAN, RS485 communication, and DL/T645 protocol.
Standard and qualification:
|Standards||IEC 62053-21: 2003, DL/T645-1997/2007|
|Accuracy Class||Class 1.0, 2.0|
|6400, 3200, 2400, 1600, 1200, 800, 400, 200|
|Clock Accuracy(optional)||≤ 0.5s/Day (Refer to temperature of 23 centigrade);|
|Data Storage Period||≥ 10 years, the working time lasts more than 5 years even if power off .|
|Power Consumption||≤ 0.8 W/Phase|
|Normal working temperature||-25℃~ +55℃|
|Limited working temperature||-45℃~ +70℃|
|Creeping design||Have the function of intelligent logical anti-creeping.|
Programmable voltage and current ratio
Standard: IEC 62052-11, IEC 62053-21, IEC 62056-21
Anti-Tampering Detection: Terminal cover and top cover open detection.
Resistance on High frequency jamming circuit
Prevention of Missing Potential
Resistance on neutral disturbance
Using uni-directional counter system
Precise metering of active electric energy
Remote reading of real-time electric quantity through low-voltage line
Remote switching-in and load control, indicating of power-up or power-off
Mutual auto relay
LCD, power failure flashing
Freezing of electric quantity, daily frozen electric quantity kept for 7 days; Daily hour total active power meter code stored for 3 days;
Multi-rate and stepped electric energy supported
Three modes switching supported: Normal, stepped rate, time shared rate
Alarming of loss of phase, current loss, and overloaded power off, overpower load value settable
Event recording, recording of programming, timing, tripping, dumping, and uncapping events
IR communication, RS485 communication, and power carrier communication supported
IR and power line carrier programming availablev
The block diagram of the power meter hardware is as follows: Mainly consists of main chip 78F0485, metering module, relay control part, LCD display, RS485 communication circuit, LoRaWAN
communication circuit, electric pulse output circuit, data saving circuit, power supply circuit and
status indication circuit. Its principle block diagram is shown in Figure 1.
1. Q: Are you trading company or manufacturer ?
A: We are factory.We are not only a factory,but also solutions provider and meter designer.
2. Q: Do you have a catalogue? Can you send me the catalogueto have a check of all your products?
A: Yes , We have product product list. Please contact us online or send an Email to sending the catalogue.
3. Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample ,but not freev
Contact Person: Mrs. Ada Yang