China Modbus RTU RS485 Port TFT Display 3 Phase Muntifunction Meter Me631, Find details about China Wireless Communication Smart Energy Meter WiFi, Wireless Communication 4G Smart Energy Meter from Modbus RTU RS485 Port TFT Display 3 Phase Muntifunction Meter Me631
Connectivity advantages | |
MODEL | ME631 |
Support Extra sensor | 333mV CT Rogowski coil |
Programmable digital output | Alarm 3 Tariff |
I/O function | 1*relay output |
Power | 85~265V AC/DC |
Rogwoski coil specification | 85mV/kA@50Hz±0.5% |
Specification | ||
Model | ME631 | |
Product component type | Multifunction power meter | |
Poles description | 3PH4W 3PH3W 1PH2W (L-N) 1PH2W(L-L) 1PH3W(L-L-N) | |
Device application | Power analysis Tariff meter | |
Input type | External CT(333mV only) External Rogowski coil | |
Display | 2.0 inch TFT screen display | |
Sampling rate | 8k samples per second | |
Mounting mode | Clip-on | |
Mounting support | DIN rail | |
Harmonic | 52th Max | |
Display characteristics | ||
Dimensions (VA) | 39mm x 32mm | |
Display resolution | 220 x 170 dots | |
Mechanical characteristics | ||
Weight | 212g | |
Dimension | L*W*D:76*95*71mm |
Maximum value measured | ||
Parameter | Range | Resolution |
Voltage | 0.001V 999.9V 999.9kV 999.9MV | 0.1 |
Current | 999.9A 999.9kA | 0.1 |
Power | 999.9kW 999.9MW | 0.1 |
Power factor | 0.999 | 0.001 |
THD | 99.9% | 0.1% |
Energy | 999.9WH 999.9.KWH 999.9MWH 999.9GWH | 0.1 |
Instantaneous rms Values | |
Voltage | U,UTH2,UTH3,UTH4(Per Phase,AVG) |
Current | I,ITHD2,ITHD3,ITHD4(Per Phase,AVG) |
Power | P,FQ,S,PF(Per Phase,SUM) |
Energy | EP,EFQ,ES,Freq(Per Phase,SUM) over 999.9GWh,value reset |
UTHD(%) | UTHD,THD2,THD3,THD4(Per Phase,AVG) |
ITHD(%) | ITHD,THD2,THD3,THD4(Per Phase,AVG) |
Update rate | |
Data acquisition rate | 400ms |
Display update rate | 0.5s |
Energy storage interval ( prevent losing energy when power off ) | 10mis(default) |
Calibration | |
Current | Per phase,all |
Voltage | Per phase,all |
Power factor | Per phase,all |
Energy | Reset to "0" EP,EQ,ES all phase |
Record (if order please add -SD in model No. | |
Record interval | 1s to 9999s(default 1min) |
Record format | csv |
Record capacity | 1GB(default) record 3.5years in default |
Record data | Voltage(V),UTHD(%),Current(A),ITHD(%),Frequency(Hz),PF(power factor),Active Power(KW),Reactive Power(KVar),Apparent Power(KVa), ActiveEnergy(KWh),Reactive Energy(KVarh),Apparent Energy(KVah) |
Communication | |
Transmission mode | RS485 port,Half duplex |
RS485 link | 2 wires |
Communication protocol | MODBUS RTU |
Settings | |
Communication address | 1 to 247 (default 1) |
Baud rate(communication speed) | 1200 to 57600 baud (default 9600) |
Parity | Even(default),Old,None |
Data bit | 8 |
Stop bit | 1 |
Environmental conditions | ||
Operating temperature | -25ºC to +55ºC | |
Storage temperature | -40ºC to +85ºC | |
Humidity rating | 5 to 95% RH at 50ºC(non-condensing) | |
Pullution degree | 2 | |
Overvoltage category | III,for distribution systems up to 277/480VAC | |
Dielectric withstand | As per IEC61010-1, Doubled insulated front panel display | |
Altitude | 3000m Max | |
IP degree of protection | IP20 conforming to IEC 60629 | |
Colour | White | |
Contractual warranty | 12months | |
EMC | ||
Electrostatic discharge | Level IV(IEC61000-4-2) | |
Immunity to radiated fields | Level III (IEC61000-4-3) | |
Immunity to fast transients | Level IV (IEC61000-4-4) | |
Immunity to surge | Level IV (IEC61000-4-5) | |
Conducted immunity | Level III (IEC61000-4-6) | |
Immunity to power frequency magnetic fields | 0.5mT (IEC61000-4-8) | |
Conducted and radiated emissions | Class B (EN55022 ) | |
Standard compliance | ||
EN 62052-11,EN61557-12,EN 62053-21,EN 62053-22,EN 62053-23,EN 50470-1,EN 50470-3, EN 61010-1,EN 61010-2,EN 61010-031 |
Measurement accuracy | |
Current | 0.5% from 1% to 120%(don't ensure accuracy when <10A) |
Rated current | 500A(0.5% from 10A to 600A) 3000A(0.5% from 30A to 3600A) 10kA(0.5% from 100A to 12kA) |
Rogwoski coil specification | 85mV/kA@50Hz±0.5% |
Voltage | 0.2% from 100V to 500V(L-L and L-N) |
Power factor | ±0.005 from 10% to 120% |
Active/Apparent Power | IEC62053-22 Class 0.5 |
Reactive power | IEC62053-21 Class 2 |
Frequency | 0.01% from 45 to 65Hz |
Active energy | IEC62053-22 Class 0.5s |
Reactive energy | IEC62053-21 Class 2 |
Measurement arrange | |
Measured voltage | 100V to 500V AC |
Frequency range | 50/60Hz |
Input-current characteristics | |
Primary current range | Adjustable from 0.1A to 9999A |
Measurement input range | 1/225mV-333mV |
Permissible overload | 600mV for 10s/hours |
Control Power | |
AC/DC | 85 to 265V AC/DC, 3W |
Output | |
Digital output | 1×digital output(2 ports)(controlled by Modbus) 2.5kVrms insulation Maximum Switching Power : 10A, 277VAC 10A, 28VDC |
Wire diameter for terminals | |
Connections-terminals | Screw terminals 2.5mm2,interval 5.08mm |
Alarm | |
Setting | U and I Each phase |
Output form | Buzzer,Relay |
Port number | Port name | Port function | Remarks |
1 | I32 | C-phase current input negative | C-phase current |
2 | I31 | C-phase current input positive | |
3 | I22 | B-phase current input negative | B-phase current |
4 | I21 | B-phase current input positive | |
5 | I12 | A-phase current input negative | A-phase current |
6 | I11 | A-phase current input positive | |
7 | RI | Relay input | Relay output |
8 | RO | Relay output | |
9 | B | RS485 B | RS485 communication |
10 | A | RS485 A | |
11 | Vn | N-phase voltage input | Voltage input |
12 | V3 | C-phase voltage input | |
13 | V2 | B-phase voltage input | |
14 | V1 | A-phase voltage input | |
15 | NC | Not Connected | Not Connected |
16 | N | POWER(-) | Power 85~265V AC/DC |
17 | L | POWER(+) |
Dimensions |